diff --git a/Makefile b/Makefile
index 0c57e35f127..9006273a8c8 100644
--- a/Makefile
+++ b/Makefile
@@ -880,6 +880,7 @@ grpc_ruby_plugin: $(BINDIR)/$(CONFIG)/grpc_ruby_plugin
 interop_client: $(BINDIR)/$(CONFIG)/interop_client
 interop_server: $(BINDIR)/$(CONFIG)/interop_server
 interop_test: $(BINDIR)/$(CONFIG)/interop_test
+metrics_client: $(BINDIR)/$(CONFIG)/metrics_client
 mock_test: $(BINDIR)/$(CONFIG)/mock_test
 qps_driver: $(BINDIR)/$(CONFIG)/qps_driver
 qps_interarrival_test: $(BINDIR)/$(CONFIG)/qps_interarrival_test
@@ -917,6 +918,7 @@ h2_compress_disappearing_server_test: $(BINDIR)/$(CONFIG)/h2_compress_disappeari
 h2_compress_empty_batch_test: $(BINDIR)/$(CONFIG)/h2_compress_empty_batch_test
 h2_compress_graceful_server_shutdown_test: $(BINDIR)/$(CONFIG)/h2_compress_graceful_server_shutdown_test
 h2_compress_high_initial_seqno_test: $(BINDIR)/$(CONFIG)/h2_compress_high_initial_seqno_test
+h2_compress_hpack_size_test: $(BINDIR)/$(CONFIG)/h2_compress_hpack_size_test
 h2_compress_invoke_large_request_test: $(BINDIR)/$(CONFIG)/h2_compress_invoke_large_request_test
 h2_compress_large_metadata_test: $(BINDIR)/$(CONFIG)/h2_compress_large_metadata_test
 h2_compress_max_concurrent_streams_test: $(BINDIR)/$(CONFIG)/h2_compress_max_concurrent_streams_test
@@ -952,6 +954,7 @@ h2_fakesec_disappearing_server_test: $(BINDIR)/$(CONFIG)/h2_fakesec_disappearing
 h2_fakesec_empty_batch_test: $(BINDIR)/$(CONFIG)/h2_fakesec_empty_batch_test
 h2_fakesec_graceful_server_shutdown_test: $(BINDIR)/$(CONFIG)/h2_fakesec_graceful_server_shutdown_test
 h2_fakesec_high_initial_seqno_test: $(BINDIR)/$(CONFIG)/h2_fakesec_high_initial_seqno_test
+h2_fakesec_hpack_size_test: $(BINDIR)/$(CONFIG)/h2_fakesec_hpack_size_test
 h2_fakesec_invoke_large_request_test: $(BINDIR)/$(CONFIG)/h2_fakesec_invoke_large_request_test
 h2_fakesec_large_metadata_test: $(BINDIR)/$(CONFIG)/h2_fakesec_large_metadata_test
 h2_fakesec_max_concurrent_streams_test: $(BINDIR)/$(CONFIG)/h2_fakesec_max_concurrent_streams_test
@@ -987,6 +990,7 @@ h2_full_disappearing_server_test: $(BINDIR)/$(CONFIG)/h2_full_disappearing_serve
 h2_full_empty_batch_test: $(BINDIR)/$(CONFIG)/h2_full_empty_batch_test
 h2_full_graceful_server_shutdown_test: $(BINDIR)/$(CONFIG)/h2_full_graceful_server_shutdown_test
 h2_full_high_initial_seqno_test: $(BINDIR)/$(CONFIG)/h2_full_high_initial_seqno_test
+h2_full_hpack_size_test: $(BINDIR)/$(CONFIG)/h2_full_hpack_size_test
 h2_full_invoke_large_request_test: $(BINDIR)/$(CONFIG)/h2_full_invoke_large_request_test
 h2_full_large_metadata_test: $(BINDIR)/$(CONFIG)/h2_full_large_metadata_test
 h2_full_max_concurrent_streams_test: $(BINDIR)/$(CONFIG)/h2_full_max_concurrent_streams_test
@@ -1022,6 +1026,7 @@ h2_full+poll_disappearing_server_test: $(BINDIR)/$(CONFIG)/h2_full+poll_disappea
 h2_full+poll_empty_batch_test: $(BINDIR)/$(CONFIG)/h2_full+poll_empty_batch_test
 h2_full+poll_graceful_server_shutdown_test: $(BINDIR)/$(CONFIG)/h2_full+poll_graceful_server_shutdown_test
 h2_full+poll_high_initial_seqno_test: $(BINDIR)/$(CONFIG)/h2_full+poll_high_initial_seqno_test
+h2_full+poll_hpack_size_test: $(BINDIR)/$(CONFIG)/h2_full+poll_hpack_size_test
 h2_full+poll_invoke_large_request_test: $(BINDIR)/$(CONFIG)/h2_full+poll_invoke_large_request_test
 h2_full+poll_large_metadata_test: $(BINDIR)/$(CONFIG)/h2_full+poll_large_metadata_test
 h2_full+poll_max_concurrent_streams_test: $(BINDIR)/$(CONFIG)/h2_full+poll_max_concurrent_streams_test
@@ -1057,6 +1062,7 @@ h2_oauth2_disappearing_server_test: $(BINDIR)/$(CONFIG)/h2_oauth2_disappearing_s
 h2_oauth2_empty_batch_test: $(BINDIR)/$(CONFIG)/h2_oauth2_empty_batch_test
 h2_oauth2_graceful_server_shutdown_test: $(BINDIR)/$(CONFIG)/h2_oauth2_graceful_server_shutdown_test
 h2_oauth2_high_initial_seqno_test: $(BINDIR)/$(CONFIG)/h2_oauth2_high_initial_seqno_test
+h2_oauth2_hpack_size_test: $(BINDIR)/$(CONFIG)/h2_oauth2_hpack_size_test
 h2_oauth2_invoke_large_request_test: $(BINDIR)/$(CONFIG)/h2_oauth2_invoke_large_request_test
 h2_oauth2_large_metadata_test: $(BINDIR)/$(CONFIG)/h2_oauth2_large_metadata_test
 h2_oauth2_max_concurrent_streams_test: $(BINDIR)/$(CONFIG)/h2_oauth2_max_concurrent_streams_test
@@ -1120,6 +1126,7 @@ h2_sockpair_compressed_payload_test: $(BINDIR)/$(CONFIG)/h2_sockpair_compressed_
 h2_sockpair_empty_batch_test: $(BINDIR)/$(CONFIG)/h2_sockpair_empty_batch_test
 h2_sockpair_graceful_server_shutdown_test: $(BINDIR)/$(CONFIG)/h2_sockpair_graceful_server_shutdown_test
 h2_sockpair_high_initial_seqno_test: $(BINDIR)/$(CONFIG)/h2_sockpair_high_initial_seqno_test
+h2_sockpair_hpack_size_test: $(BINDIR)/$(CONFIG)/h2_sockpair_hpack_size_test
 h2_sockpair_invoke_large_request_test: $(BINDIR)/$(CONFIG)/h2_sockpair_invoke_large_request_test
 h2_sockpair_large_metadata_test: $(BINDIR)/$(CONFIG)/h2_sockpair_large_metadata_test
 h2_sockpair_max_concurrent_streams_test: $(BINDIR)/$(CONFIG)/h2_sockpair_max_concurrent_streams_test
@@ -1182,6 +1189,7 @@ h2_sockpair_1byte_compressed_payload_test: $(BINDIR)/$(CONFIG)/h2_sockpair_1byte
 h2_sockpair_1byte_empty_batch_test: $(BINDIR)/$(CONFIG)/h2_sockpair_1byte_empty_batch_test
 h2_sockpair_1byte_graceful_server_shutdown_test: $(BINDIR)/$(CONFIG)/h2_sockpair_1byte_graceful_server_shutdown_test
 h2_sockpair_1byte_high_initial_seqno_test: $(BINDIR)/$(CONFIG)/h2_sockpair_1byte_high_initial_seqno_test
+h2_sockpair_1byte_hpack_size_test: $(BINDIR)/$(CONFIG)/h2_sockpair_1byte_hpack_size_test
 h2_sockpair_1byte_invoke_large_request_test: $(BINDIR)/$(CONFIG)/h2_sockpair_1byte_invoke_large_request_test
 h2_sockpair_1byte_large_metadata_test: $(BINDIR)/$(CONFIG)/h2_sockpair_1byte_large_metadata_test
 h2_sockpair_1byte_max_concurrent_streams_test: $(BINDIR)/$(CONFIG)/h2_sockpair_1byte_max_concurrent_streams_test
@@ -1216,6 +1224,7 @@ h2_ssl_disappearing_server_test: $(BINDIR)/$(CONFIG)/h2_ssl_disappearing_server_
 h2_ssl_empty_batch_test: $(BINDIR)/$(CONFIG)/h2_ssl_empty_batch_test
 h2_ssl_graceful_server_shutdown_test: $(BINDIR)/$(CONFIG)/h2_ssl_graceful_server_shutdown_test
 h2_ssl_high_initial_seqno_test: $(BINDIR)/$(CONFIG)/h2_ssl_high_initial_seqno_test
+h2_ssl_hpack_size_test: $(BINDIR)/$(CONFIG)/h2_ssl_hpack_size_test
 h2_ssl_invoke_large_request_test: $(BINDIR)/$(CONFIG)/h2_ssl_invoke_large_request_test
 h2_ssl_large_metadata_test: $(BINDIR)/$(CONFIG)/h2_ssl_large_metadata_test
 h2_ssl_max_concurrent_streams_test: $(BINDIR)/$(CONFIG)/h2_ssl_max_concurrent_streams_test
@@ -1251,6 +1260,7 @@ h2_ssl+poll_disappearing_server_test: $(BINDIR)/$(CONFIG)/h2_ssl+poll_disappeari
 h2_ssl+poll_empty_batch_test: $(BINDIR)/$(CONFIG)/h2_ssl+poll_empty_batch_test
 h2_ssl+poll_graceful_server_shutdown_test: $(BINDIR)/$(CONFIG)/h2_ssl+poll_graceful_server_shutdown_test
 h2_ssl+poll_high_initial_seqno_test: $(BINDIR)/$(CONFIG)/h2_ssl+poll_high_initial_seqno_test
+h2_ssl+poll_hpack_size_test: $(BINDIR)/$(CONFIG)/h2_ssl+poll_hpack_size_test
 h2_ssl+poll_invoke_large_request_test: $(BINDIR)/$(CONFIG)/h2_ssl+poll_invoke_large_request_test
 h2_ssl+poll_large_metadata_test: $(BINDIR)/$(CONFIG)/h2_ssl+poll_large_metadata_test
 h2_ssl+poll_max_concurrent_streams_test: $(BINDIR)/$(CONFIG)/h2_ssl+poll_max_concurrent_streams_test
@@ -1317,6 +1327,7 @@ h2_uchannel_disappearing_server_test: $(BINDIR)/$(CONFIG)/h2_uchannel_disappeari
 h2_uchannel_empty_batch_test: $(BINDIR)/$(CONFIG)/h2_uchannel_empty_batch_test
 h2_uchannel_graceful_server_shutdown_test: $(BINDIR)/$(CONFIG)/h2_uchannel_graceful_server_shutdown_test
 h2_uchannel_high_initial_seqno_test: $(BINDIR)/$(CONFIG)/h2_uchannel_high_initial_seqno_test
+h2_uchannel_hpack_size_test: $(BINDIR)/$(CONFIG)/h2_uchannel_hpack_size_test
 h2_uchannel_invoke_large_request_test: $(BINDIR)/$(CONFIG)/h2_uchannel_invoke_large_request_test
 h2_uchannel_large_metadata_test: $(BINDIR)/$(CONFIG)/h2_uchannel_large_metadata_test
 h2_uchannel_max_concurrent_streams_test: $(BINDIR)/$(CONFIG)/h2_uchannel_max_concurrent_streams_test
@@ -1351,6 +1362,7 @@ h2_uds_disappearing_server_test: $(BINDIR)/$(CONFIG)/h2_uds_disappearing_server_
 h2_uds_empty_batch_test: $(BINDIR)/$(CONFIG)/h2_uds_empty_batch_test
 h2_uds_graceful_server_shutdown_test: $(BINDIR)/$(CONFIG)/h2_uds_graceful_server_shutdown_test
 h2_uds_high_initial_seqno_test: $(BINDIR)/$(CONFIG)/h2_uds_high_initial_seqno_test
+h2_uds_hpack_size_test: $(BINDIR)/$(CONFIG)/h2_uds_hpack_size_test
 h2_uds_invoke_large_request_test: $(BINDIR)/$(CONFIG)/h2_uds_invoke_large_request_test
 h2_uds_large_metadata_test: $(BINDIR)/$(CONFIG)/h2_uds_large_metadata_test
 h2_uds_max_concurrent_streams_test: $(BINDIR)/$(CONFIG)/h2_uds_max_concurrent_streams_test
@@ -1385,6 +1397,7 @@ h2_uds+poll_disappearing_server_test: $(BINDIR)/$(CONFIG)/h2_uds+poll_disappeari
 h2_uds+poll_empty_batch_test: $(BINDIR)/$(CONFIG)/h2_uds+poll_empty_batch_test
 h2_uds+poll_graceful_server_shutdown_test: $(BINDIR)/$(CONFIG)/h2_uds+poll_graceful_server_shutdown_test
 h2_uds+poll_high_initial_seqno_test: $(BINDIR)/$(CONFIG)/h2_uds+poll_high_initial_seqno_test
+h2_uds+poll_hpack_size_test: $(BINDIR)/$(CONFIG)/h2_uds+poll_hpack_size_test
 h2_uds+poll_invoke_large_request_test: $(BINDIR)/$(CONFIG)/h2_uds+poll_invoke_large_request_test
 h2_uds+poll_large_metadata_test: $(BINDIR)/$(CONFIG)/h2_uds+poll_large_metadata_test
 h2_uds+poll_max_concurrent_streams_test: $(BINDIR)/$(CONFIG)/h2_uds+poll_max_concurrent_streams_test
@@ -1419,6 +1432,7 @@ h2_compress_disappearing_server_nosec_test: $(BINDIR)/$(CONFIG)/h2_compress_disa
 h2_compress_empty_batch_nosec_test: $(BINDIR)/$(CONFIG)/h2_compress_empty_batch_nosec_test
 h2_compress_graceful_server_shutdown_nosec_test: $(BINDIR)/$(CONFIG)/h2_compress_graceful_server_shutdown_nosec_test
 h2_compress_high_initial_seqno_nosec_test: $(BINDIR)/$(CONFIG)/h2_compress_high_initial_seqno_nosec_test
+h2_compress_hpack_size_nosec_test: $(BINDIR)/$(CONFIG)/h2_compress_hpack_size_nosec_test
 h2_compress_invoke_large_request_nosec_test: $(BINDIR)/$(CONFIG)/h2_compress_invoke_large_request_nosec_test
 h2_compress_large_metadata_nosec_test: $(BINDIR)/$(CONFIG)/h2_compress_large_metadata_nosec_test
 h2_compress_max_concurrent_streams_nosec_test: $(BINDIR)/$(CONFIG)/h2_compress_max_concurrent_streams_nosec_test
@@ -1453,6 +1467,7 @@ h2_full_disappearing_server_nosec_test: $(BINDIR)/$(CONFIG)/h2_full_disappearing
 h2_full_empty_batch_nosec_test: $(BINDIR)/$(CONFIG)/h2_full_empty_batch_nosec_test
 h2_full_graceful_server_shutdown_nosec_test: $(BINDIR)/$(CONFIG)/h2_full_graceful_server_shutdown_nosec_test
 h2_full_high_initial_seqno_nosec_test: $(BINDIR)/$(CONFIG)/h2_full_high_initial_seqno_nosec_test
+h2_full_hpack_size_nosec_test: $(BINDIR)/$(CONFIG)/h2_full_hpack_size_nosec_test
 h2_full_invoke_large_request_nosec_test: $(BINDIR)/$(CONFIG)/h2_full_invoke_large_request_nosec_test
 h2_full_large_metadata_nosec_test: $(BINDIR)/$(CONFIG)/h2_full_large_metadata_nosec_test
 h2_full_max_concurrent_streams_nosec_test: $(BINDIR)/$(CONFIG)/h2_full_max_concurrent_streams_nosec_test
@@ -1487,6 +1502,7 @@ h2_full+poll_disappearing_server_nosec_test: $(BINDIR)/$(CONFIG)/h2_full+poll_di
 h2_full+poll_empty_batch_nosec_test: $(BINDIR)/$(CONFIG)/h2_full+poll_empty_batch_nosec_test
 h2_full+poll_graceful_server_shutdown_nosec_test: $(BINDIR)/$(CONFIG)/h2_full+poll_graceful_server_shutdown_nosec_test
 h2_full+poll_high_initial_seqno_nosec_test: $(BINDIR)/$(CONFIG)/h2_full+poll_high_initial_seqno_nosec_test
+h2_full+poll_hpack_size_nosec_test: $(BINDIR)/$(CONFIG)/h2_full+poll_hpack_size_nosec_test
 h2_full+poll_invoke_large_request_nosec_test: $(BINDIR)/$(CONFIG)/h2_full+poll_invoke_large_request_nosec_test
 h2_full+poll_large_metadata_nosec_test: $(BINDIR)/$(CONFIG)/h2_full+poll_large_metadata_nosec_test
 h2_full+poll_max_concurrent_streams_nosec_test: $(BINDIR)/$(CONFIG)/h2_full+poll_max_concurrent_streams_nosec_test
@@ -1548,6 +1564,7 @@ h2_sockpair_compressed_payload_nosec_test: $(BINDIR)/$(CONFIG)/h2_sockpair_compr
 h2_sockpair_empty_batch_nosec_test: $(BINDIR)/$(CONFIG)/h2_sockpair_empty_batch_nosec_test
 h2_sockpair_graceful_server_shutdown_nosec_test: $(BINDIR)/$(CONFIG)/h2_sockpair_graceful_server_shutdown_nosec_test
 h2_sockpair_high_initial_seqno_nosec_test: $(BINDIR)/$(CONFIG)/h2_sockpair_high_initial_seqno_nosec_test
+h2_sockpair_hpack_size_nosec_test: $(BINDIR)/$(CONFIG)/h2_sockpair_hpack_size_nosec_test
 h2_sockpair_invoke_large_request_nosec_test: $(BINDIR)/$(CONFIG)/h2_sockpair_invoke_large_request_nosec_test
 h2_sockpair_large_metadata_nosec_test: $(BINDIR)/$(CONFIG)/h2_sockpair_large_metadata_nosec_test
 h2_sockpair_max_concurrent_streams_nosec_test: $(BINDIR)/$(CONFIG)/h2_sockpair_max_concurrent_streams_nosec_test
@@ -1608,6 +1625,7 @@ h2_sockpair_1byte_compressed_payload_nosec_test: $(BINDIR)/$(CONFIG)/h2_sockpair
 h2_sockpair_1byte_empty_batch_nosec_test: $(BINDIR)/$(CONFIG)/h2_sockpair_1byte_empty_batch_nosec_test
 h2_sockpair_1byte_graceful_server_shutdown_nosec_test: $(BINDIR)/$(CONFIG)/h2_sockpair_1byte_graceful_server_shutdown_nosec_test
 h2_sockpair_1byte_high_initial_seqno_nosec_test: $(BINDIR)/$(CONFIG)/h2_sockpair_1byte_high_initial_seqno_nosec_test
+h2_sockpair_1byte_hpack_size_nosec_test: $(BINDIR)/$(CONFIG)/h2_sockpair_1byte_hpack_size_nosec_test
 h2_sockpair_1byte_invoke_large_request_nosec_test: $(BINDIR)/$(CONFIG)/h2_sockpair_1byte_invoke_large_request_nosec_test
 h2_sockpair_1byte_large_metadata_nosec_test: $(BINDIR)/$(CONFIG)/h2_sockpair_1byte_large_metadata_nosec_test
 h2_sockpair_1byte_max_concurrent_streams_nosec_test: $(BINDIR)/$(CONFIG)/h2_sockpair_1byte_max_concurrent_streams_nosec_test
@@ -1641,6 +1659,7 @@ h2_uchannel_disappearing_server_nosec_test: $(BINDIR)/$(CONFIG)/h2_uchannel_disa
 h2_uchannel_empty_batch_nosec_test: $(BINDIR)/$(CONFIG)/h2_uchannel_empty_batch_nosec_test
 h2_uchannel_graceful_server_shutdown_nosec_test: $(BINDIR)/$(CONFIG)/h2_uchannel_graceful_server_shutdown_nosec_test
 h2_uchannel_high_initial_seqno_nosec_test: $(BINDIR)/$(CONFIG)/h2_uchannel_high_initial_seqno_nosec_test
+h2_uchannel_hpack_size_nosec_test: $(BINDIR)/$(CONFIG)/h2_uchannel_hpack_size_nosec_test
 h2_uchannel_invoke_large_request_nosec_test: $(BINDIR)/$(CONFIG)/h2_uchannel_invoke_large_request_nosec_test
 h2_uchannel_large_metadata_nosec_test: $(BINDIR)/$(CONFIG)/h2_uchannel_large_metadata_nosec_test
 h2_uchannel_max_concurrent_streams_nosec_test: $(BINDIR)/$(CONFIG)/h2_uchannel_max_concurrent_streams_nosec_test
@@ -1674,6 +1693,7 @@ h2_uds_disappearing_server_nosec_test: $(BINDIR)/$(CONFIG)/h2_uds_disappearing_s
 h2_uds_empty_batch_nosec_test: $(BINDIR)/$(CONFIG)/h2_uds_empty_batch_nosec_test
 h2_uds_graceful_server_shutdown_nosec_test: $(BINDIR)/$(CONFIG)/h2_uds_graceful_server_shutdown_nosec_test
 h2_uds_high_initial_seqno_nosec_test: $(BINDIR)/$(CONFIG)/h2_uds_high_initial_seqno_nosec_test
+h2_uds_hpack_size_nosec_test: $(BINDIR)/$(CONFIG)/h2_uds_hpack_size_nosec_test
 h2_uds_invoke_large_request_nosec_test: $(BINDIR)/$(CONFIG)/h2_uds_invoke_large_request_nosec_test
 h2_uds_large_metadata_nosec_test: $(BINDIR)/$(CONFIG)/h2_uds_large_metadata_nosec_test
 h2_uds_max_concurrent_streams_nosec_test: $(BINDIR)/$(CONFIG)/h2_uds_max_concurrent_streams_nosec_test
@@ -1707,6 +1727,7 @@ h2_uds+poll_disappearing_server_nosec_test: $(BINDIR)/$(CONFIG)/h2_uds+poll_disa
 h2_uds+poll_empty_batch_nosec_test: $(BINDIR)/$(CONFIG)/h2_uds+poll_empty_batch_nosec_test
 h2_uds+poll_graceful_server_shutdown_nosec_test: $(BINDIR)/$(CONFIG)/h2_uds+poll_graceful_server_shutdown_nosec_test
 h2_uds+poll_high_initial_seqno_nosec_test: $(BINDIR)/$(CONFIG)/h2_uds+poll_high_initial_seqno_nosec_test
+h2_uds+poll_hpack_size_nosec_test: $(BINDIR)/$(CONFIG)/h2_uds+poll_hpack_size_nosec_test
 h2_uds+poll_invoke_large_request_nosec_test: $(BINDIR)/$(CONFIG)/h2_uds+poll_invoke_large_request_nosec_test
 h2_uds+poll_large_metadata_nosec_test: $(BINDIR)/$(CONFIG)/h2_uds+poll_large_metadata_nosec_test
 h2_uds+poll_max_concurrent_streams_nosec_test: $(BINDIR)/$(CONFIG)/h2_uds+poll_max_concurrent_streams_nosec_test
@@ -1823,7 +1844,7 @@ plugins: $(PROTOC_PLUGINS)
 
 privatelibs: privatelibs_c privatelibs_cxx
 
-privatelibs_c:  $(LIBDIR)/$(CONFIG)/libgpr_test_util.a $(LIBDIR)/$(CONFIG)/libgrpc_test_util.a $(LIBDIR)/$(CONFIG)/libgrpc_test_util_unsecure.a $(LIBDIR)/$(CONFIG)/libreconnect_server.a $(LIBDIR)/$(CONFIG)/libtest_tcp_server.a $(LIBDIR)/$(CONFIG)/libend2end_fixture_h2_compress.a $(LIBDIR)/$(CONFIG)/libend2end_fixture_h2_fakesec.a $(LIBDIR)/$(CONFIG)/libend2end_fixture_h2_full.a $(LIBDIR)/$(CONFIG)/libend2end_fixture_h2_full+poll.a $(LIBDIR)/$(CONFIG)/libend2end_fixture_h2_oauth2.a $(LIBDIR)/$(CONFIG)/libend2end_fixture_h2_proxy.a $(LIBDIR)/$(CONFIG)/libend2end_fixture_h2_sockpair.a $(LIBDIR)/$(CONFIG)/libend2end_fixture_h2_sockpair+trace.a $(LIBDIR)/$(CONFIG)/libend2end_fixture_h2_sockpair_1byte.a $(LIBDIR)/$(CONFIG)/libend2end_fixture_h2_ssl.a $(LIBDIR)/$(CONFIG)/libend2end_fixture_h2_ssl+poll.a $(LIBDIR)/$(CONFIG)/libend2end_fixture_h2_ssl_proxy.a $(LIBDIR)/$(CONFIG)/libend2end_fixture_h2_uchannel.a $(LIBDIR)/$(CONFIG)/libend2end_fixture_h2_uds.a $(LIBDIR)/$(CONFIG)/libend2end_fixture_h2_uds+poll.a $(LIBDIR)/$(CONFIG)/libend2end_test_bad_hostname.a $(LIBDIR)/$(CONFIG)/libend2end_test_binary_metadata.a $(LIBDIR)/$(CONFIG)/libend2end_test_call_creds.a $(LIBDIR)/$(CONFIG)/libend2end_test_cancel_after_accept.a $(LIBDIR)/$(CONFIG)/libend2end_test_cancel_after_client_done.a $(LIBDIR)/$(CONFIG)/libend2end_test_cancel_after_invoke.a $(LIBDIR)/$(CONFIG)/libend2end_test_cancel_before_invoke.a $(LIBDIR)/$(CONFIG)/libend2end_test_cancel_in_a_vacuum.a $(LIBDIR)/$(CONFIG)/libend2end_test_cancel_with_status.a $(LIBDIR)/$(CONFIG)/libend2end_test_census_simple_request.a $(LIBDIR)/$(CONFIG)/libend2end_test_channel_connectivity.a $(LIBDIR)/$(CONFIG)/libend2end_test_compressed_payload.a $(LIBDIR)/$(CONFIG)/libend2end_test_default_host.a $(LIBDIR)/$(CONFIG)/libend2end_test_disappearing_server.a $(LIBDIR)/$(CONFIG)/libend2end_test_empty_batch.a $(LIBDIR)/$(CONFIG)/libend2end_test_graceful_server_shutdown.a $(LIBDIR)/$(CONFIG)/libend2end_test_high_initial_seqno.a $(LIBDIR)/$(CONFIG)/libend2end_test_invoke_large_request.a $(LIBDIR)/$(CONFIG)/libend2end_test_large_metadata.a $(LIBDIR)/$(CONFIG)/libend2end_test_max_concurrent_streams.a $(LIBDIR)/$(CONFIG)/libend2end_test_max_message_length.a $(LIBDIR)/$(CONFIG)/libend2end_test_metadata.a $(LIBDIR)/$(CONFIG)/libend2end_test_negative_deadline.a $(LIBDIR)/$(CONFIG)/libend2end_test_no_op.a $(LIBDIR)/$(CONFIG)/libend2end_test_payload.a $(LIBDIR)/$(CONFIG)/libend2end_test_ping_pong_streaming.a $(LIBDIR)/$(CONFIG)/libend2end_test_registered_call.a $(LIBDIR)/$(CONFIG)/libend2end_test_request_with_flags.a $(LIBDIR)/$(CONFIG)/libend2end_test_request_with_payload.a $(LIBDIR)/$(CONFIG)/libend2end_test_server_finishes_request.a $(LIBDIR)/$(CONFIG)/libend2end_test_shutdown_finishes_calls.a $(LIBDIR)/$(CONFIG)/libend2end_test_shutdown_finishes_tags.a $(LIBDIR)/$(CONFIG)/libend2end_test_simple_delayed_request.a $(LIBDIR)/$(CONFIG)/libend2end_test_simple_request.a $(LIBDIR)/$(CONFIG)/libend2end_test_trailing_metadata.a $(LIBDIR)/$(CONFIG)/libend2end_certs.a $(LIBDIR)/$(CONFIG)/libbad_client_test.a
+privatelibs_c:  $(LIBDIR)/$(CONFIG)/libgpr_test_util.a $(LIBDIR)/$(CONFIG)/libgrpc_test_util.a $(LIBDIR)/$(CONFIG)/libgrpc_test_util_unsecure.a $(LIBDIR)/$(CONFIG)/libreconnect_server.a $(LIBDIR)/$(CONFIG)/libtest_tcp_server.a $(LIBDIR)/$(CONFIG)/libend2end_fixture_h2_compress.a $(LIBDIR)/$(CONFIG)/libend2end_fixture_h2_fakesec.a $(LIBDIR)/$(CONFIG)/libend2end_fixture_h2_full.a $(LIBDIR)/$(CONFIG)/libend2end_fixture_h2_full+poll.a $(LIBDIR)/$(CONFIG)/libend2end_fixture_h2_oauth2.a $(LIBDIR)/$(CONFIG)/libend2end_fixture_h2_proxy.a $(LIBDIR)/$(CONFIG)/libend2end_fixture_h2_sockpair.a $(LIBDIR)/$(CONFIG)/libend2end_fixture_h2_sockpair+trace.a $(LIBDIR)/$(CONFIG)/libend2end_fixture_h2_sockpair_1byte.a $(LIBDIR)/$(CONFIG)/libend2end_fixture_h2_ssl.a $(LIBDIR)/$(CONFIG)/libend2end_fixture_h2_ssl+poll.a $(LIBDIR)/$(CONFIG)/libend2end_fixture_h2_ssl_proxy.a $(LIBDIR)/$(CONFIG)/libend2end_fixture_h2_uchannel.a $(LIBDIR)/$(CONFIG)/libend2end_fixture_h2_uds.a $(LIBDIR)/$(CONFIG)/libend2end_fixture_h2_uds+poll.a $(LIBDIR)/$(CONFIG)/libend2end_test_bad_hostname.a $(LIBDIR)/$(CONFIG)/libend2end_test_binary_metadata.a $(LIBDIR)/$(CONFIG)/libend2end_test_call_creds.a $(LIBDIR)/$(CONFIG)/libend2end_test_cancel_after_accept.a $(LIBDIR)/$(CONFIG)/libend2end_test_cancel_after_client_done.a $(LIBDIR)/$(CONFIG)/libend2end_test_cancel_after_invoke.a $(LIBDIR)/$(CONFIG)/libend2end_test_cancel_before_invoke.a $(LIBDIR)/$(CONFIG)/libend2end_test_cancel_in_a_vacuum.a $(LIBDIR)/$(CONFIG)/libend2end_test_cancel_with_status.a $(LIBDIR)/$(CONFIG)/libend2end_test_census_simple_request.a $(LIBDIR)/$(CONFIG)/libend2end_test_channel_connectivity.a $(LIBDIR)/$(CONFIG)/libend2end_test_compressed_payload.a $(LIBDIR)/$(CONFIG)/libend2end_test_default_host.a $(LIBDIR)/$(CONFIG)/libend2end_test_disappearing_server.a $(LIBDIR)/$(CONFIG)/libend2end_test_empty_batch.a $(LIBDIR)/$(CONFIG)/libend2end_test_graceful_server_shutdown.a $(LIBDIR)/$(CONFIG)/libend2end_test_high_initial_seqno.a $(LIBDIR)/$(CONFIG)/libend2end_test_hpack_size.a $(LIBDIR)/$(CONFIG)/libend2end_test_invoke_large_request.a $(LIBDIR)/$(CONFIG)/libend2end_test_large_metadata.a $(LIBDIR)/$(CONFIG)/libend2end_test_max_concurrent_streams.a $(LIBDIR)/$(CONFIG)/libend2end_test_max_message_length.a $(LIBDIR)/$(CONFIG)/libend2end_test_metadata.a $(LIBDIR)/$(CONFIG)/libend2end_test_negative_deadline.a $(LIBDIR)/$(CONFIG)/libend2end_test_no_op.a $(LIBDIR)/$(CONFIG)/libend2end_test_payload.a $(LIBDIR)/$(CONFIG)/libend2end_test_ping_pong_streaming.a $(LIBDIR)/$(CONFIG)/libend2end_test_registered_call.a $(LIBDIR)/$(CONFIG)/libend2end_test_request_with_flags.a $(LIBDIR)/$(CONFIG)/libend2end_test_request_with_payload.a $(LIBDIR)/$(CONFIG)/libend2end_test_server_finishes_request.a $(LIBDIR)/$(CONFIG)/libend2end_test_shutdown_finishes_calls.a $(LIBDIR)/$(CONFIG)/libend2end_test_shutdown_finishes_tags.a $(LIBDIR)/$(CONFIG)/libend2end_test_simple_delayed_request.a $(LIBDIR)/$(CONFIG)/libend2end_test_simple_request.a $(LIBDIR)/$(CONFIG)/libend2end_test_trailing_metadata.a $(LIBDIR)/$(CONFIG)/libend2end_certs.a $(LIBDIR)/$(CONFIG)/libbad_client_test.a
 pc_gpr: $(LIBDIR)/$(CONFIG)/pkgconfig/gpr.pc
 
 pc_c: $(LIBDIR)/$(CONFIG)/pkgconfig/grpc.pc
@@ -1851,9 +1872,9 @@ endif
 
 buildtests: buildtests_c buildtests_cxx buildtests_zookeeper
 
-buildtests_c: privatelibs_c $(BINDIR)/$(CONFIG)/alpn_test $(BINDIR)/$(CONFIG)/bin_encoder_test $(BINDIR)/$(CONFIG)/chttp2_hpack_encoder_test $(BINDIR)/$(CONFIG)/chttp2_status_conversion_test $(BINDIR)/$(CONFIG)/chttp2_stream_map_test $(BINDIR)/$(CONFIG)/compression_test $(BINDIR)/$(CONFIG)/dualstack_socket_test $(BINDIR)/$(CONFIG)/endpoint_pair_test $(BINDIR)/$(CONFIG)/fd_conservation_posix_test $(BINDIR)/$(CONFIG)/fd_posix_test $(BINDIR)/$(CONFIG)/fling_client $(BINDIR)/$(CONFIG)/fling_server $(BINDIR)/$(CONFIG)/fling_stream_test $(BINDIR)/$(CONFIG)/fling_test $(BINDIR)/$(CONFIG)/gpr_cmdline_test $(BINDIR)/$(CONFIG)/gpr_cpu_test $(BINDIR)/$(CONFIG)/gpr_env_test $(BINDIR)/$(CONFIG)/gpr_file_test $(BINDIR)/$(CONFIG)/gpr_histogram_test $(BINDIR)/$(CONFIG)/gpr_host_port_test $(BINDIR)/$(CONFIG)/gpr_log_test $(BINDIR)/$(CONFIG)/gpr_slice_buffer_test $(BINDIR)/$(CONFIG)/gpr_slice_test $(BINDIR)/$(CONFIG)/gpr_stack_lockfree_test $(BINDIR)/$(CONFIG)/gpr_string_test $(BINDIR)/$(CONFIG)/gpr_sync_test $(BINDIR)/$(CONFIG)/gpr_thd_test $(BINDIR)/$(CONFIG)/gpr_time_test $(BINDIR)/$(CONFIG)/gpr_tls_test $(BINDIR)/$(CONFIG)/gpr_useful_test $(BINDIR)/$(CONFIG)/grpc_auth_context_test $(BINDIR)/$(CONFIG)/grpc_base64_test $(BINDIR)/$(CONFIG)/grpc_byte_buffer_reader_test $(BINDIR)/$(CONFIG)/grpc_channel_args_test $(BINDIR)/$(CONFIG)/grpc_channel_stack_test $(BINDIR)/$(CONFIG)/grpc_completion_queue_test $(BINDIR)/$(CONFIG)/grpc_credentials_test $(BINDIR)/$(CONFIG)/grpc_json_token_test $(BINDIR)/$(CONFIG)/grpc_jwt_verifier_test $(BINDIR)/$(CONFIG)/grpc_security_connector_test $(BINDIR)/$(CONFIG)/hpack_parser_test $(BINDIR)/$(CONFIG)/hpack_table_test $(BINDIR)/$(CONFIG)/httpcli_format_request_test $(BINDIR)/$(CONFIG)/httpcli_parser_test $(BINDIR)/$(CONFIG)/httpcli_test $(BINDIR)/$(CONFIG)/json_rewrite $(BINDIR)/$(CONFIG)/json_rewrite_test $(BINDIR)/$(CONFIG)/json_test $(BINDIR)/$(CONFIG)/lame_client_test $(BINDIR)/$(CONFIG)/lb_policies_test $(BINDIR)/$(CONFIG)/message_compress_test $(BINDIR)/$(CONFIG)/multi_init_test $(BINDIR)/$(CONFIG)/multiple_server_queues_test $(BINDIR)/$(CONFIG)/murmur_hash_test $(BINDIR)/$(CONFIG)/no_server_test $(BINDIR)/$(CONFIG)/resolve_address_test $(BINDIR)/$(CONFIG)/secure_endpoint_test $(BINDIR)/$(CONFIG)/set_initial_connect_string_test $(BINDIR)/$(CONFIG)/sockaddr_utils_test $(BINDIR)/$(CONFIG)/tcp_client_posix_test $(BINDIR)/$(CONFIG)/tcp_posix_test $(BINDIR)/$(CONFIG)/tcp_server_posix_test $(BINDIR)/$(CONFIG)/time_averaged_stats_test $(BINDIR)/$(CONFIG)/timeout_encoding_test $(BINDIR)/$(CONFIG)/timer_heap_test $(BINDIR)/$(CONFIG)/timer_list_test $(BINDIR)/$(CONFIG)/timers_test $(BINDIR)/$(CONFIG)/transport_metadata_test $(BINDIR)/$(CONFIG)/transport_security_test $(BINDIR)/$(CONFIG)/udp_server_test $(BINDIR)/$(CONFIG)/uri_parser_test $(BINDIR)/$(CONFIG)/workqueue_test $(BINDIR)/$(CONFIG)/h2_compress_bad_hostname_test $(BINDIR)/$(CONFIG)/h2_compress_binary_metadata_test $(BINDIR)/$(CONFIG)/h2_compress_call_creds_test $(BINDIR)/$(CONFIG)/h2_compress_cancel_after_accept_test $(BINDIR)/$(CONFIG)/h2_compress_cancel_after_client_done_test $(BINDIR)/$(CONFIG)/h2_compress_cancel_after_invoke_test $(BINDIR)/$(CONFIG)/h2_compress_cancel_before_invoke_test $(BINDIR)/$(CONFIG)/h2_compress_cancel_in_a_vacuum_test $(BINDIR)/$(CONFIG)/h2_compress_cancel_with_status_test $(BINDIR)/$(CONFIG)/h2_compress_census_simple_request_test $(BINDIR)/$(CONFIG)/h2_compress_channel_connectivity_test $(BINDIR)/$(CONFIG)/h2_compress_compressed_payload_test $(BINDIR)/$(CONFIG)/h2_compress_default_host_test $(BINDIR)/$(CONFIG)/h2_compress_disappearing_server_test $(BINDIR)/$(CONFIG)/h2_compress_empty_batch_test $(BINDIR)/$(CONFIG)/h2_compress_graceful_server_shutdown_test $(BINDIR)/$(CONFIG)/h2_compress_high_initial_seqno_test $(BINDIR)/$(CONFIG)/h2_compress_invoke_large_request_test $(BINDIR)/$(CONFIG)/h2_compress_large_metadata_test $(BINDIR)/$(CONFIG)/h2_compress_max_concurrent_streams_test $(BINDIR)/$(CONFIG)/h2_compress_max_message_length_test $(BINDIR)/$(CONFIG)/h2_compress_metadata_test $(BINDIR)/$(CONFIG)/h2_compress_negative_deadline_test $(BINDIR)/$(CONFIG)/h2_compress_no_op_test $(BINDIR)/$(CONFIG)/h2_compress_payload_test $(BINDIR)/$(CONFIG)/h2_compress_ping_pong_streaming_test $(BINDIR)/$(CONFIG)/h2_compress_registered_call_test $(BINDIR)/$(CONFIG)/h2_compress_request_with_flags_test $(BINDIR)/$(CONFIG)/h2_compress_request_with_payload_test $(BINDIR)/$(CONFIG)/h2_compress_server_finishes_request_test $(BINDIR)/$(CONFIG)/h2_compress_shutdown_finishes_calls_test $(BINDIR)/$(CONFIG)/h2_compress_shutdown_finishes_tags_test $(BINDIR)/$(CONFIG)/h2_compress_simple_delayed_request_test $(BINDIR)/$(CONFIG)/h2_compress_simple_request_test $(BINDIR)/$(CONFIG)/h2_compress_trailing_metadata_test $(BINDIR)/$(CONFIG)/h2_fakesec_bad_hostname_test $(BINDIR)/$(CONFIG)/h2_fakesec_binary_metadata_test $(BINDIR)/$(CONFIG)/h2_fakesec_call_creds_test $(BINDIR)/$(CONFIG)/h2_fakesec_cancel_after_accept_test $(BINDIR)/$(CONFIG)/h2_fakesec_cancel_after_client_done_test $(BINDIR)/$(CONFIG)/h2_fakesec_cancel_after_invoke_test $(BINDIR)/$(CONFIG)/h2_fakesec_cancel_before_invoke_test $(BINDIR)/$(CONFIG)/h2_fakesec_cancel_in_a_vacuum_test $(BINDIR)/$(CONFIG)/h2_fakesec_cancel_with_status_test $(BINDIR)/$(CONFIG)/h2_fakesec_census_simple_request_test $(BINDIR)/$(CONFIG)/h2_fakesec_channel_connectivity_test $(BINDIR)/$(CONFIG)/h2_fakesec_compressed_payload_test $(BINDIR)/$(CONFIG)/h2_fakesec_default_host_test $(BINDIR)/$(CONFIG)/h2_fakesec_disappearing_server_test $(BINDIR)/$(CONFIG)/h2_fakesec_empty_batch_test $(BINDIR)/$(CONFIG)/h2_fakesec_graceful_server_shutdown_test $(BINDIR)/$(CONFIG)/h2_fakesec_high_initial_seqno_test $(BINDIR)/$(CONFIG)/h2_fakesec_invoke_large_request_test $(BINDIR)/$(CONFIG)/h2_fakesec_large_metadata_test $(BINDIR)/$(CONFIG)/h2_fakesec_max_concurrent_streams_test $(BINDIR)/$(CONFIG)/h2_fakesec_max_message_length_test $(BINDIR)/$(CONFIG)/h2_fakesec_metadata_test $(BINDIR)/$(CONFIG)/h2_fakesec_negative_deadline_test $(BINDIR)/$(CONFIG)/h2_fakesec_no_op_test $(BINDIR)/$(CONFIG)/h2_fakesec_payload_test $(BINDIR)/$(CONFIG)/h2_fakesec_ping_pong_streaming_test $(BINDIR)/$(CONFIG)/h2_fakesec_registered_call_test $(BINDIR)/$(CONFIG)/h2_fakesec_request_with_flags_test $(BINDIR)/$(CONFIG)/h2_fakesec_request_with_payload_test $(BINDIR)/$(CONFIG)/h2_fakesec_server_finishes_request_test $(BINDIR)/$(CONFIG)/h2_fakesec_shutdown_finishes_calls_test $(BINDIR)/$(CONFIG)/h2_fakesec_shutdown_finishes_tags_test $(BINDIR)/$(CONFIG)/h2_fakesec_simple_delayed_request_test $(BINDIR)/$(CONFIG)/h2_fakesec_simple_request_test $(BINDIR)/$(CONFIG)/h2_fakesec_trailing_metadata_test $(BINDIR)/$(CONFIG)/h2_full_bad_hostname_test $(BINDIR)/$(CONFIG)/h2_full_binary_metadata_test $(BINDIR)/$(CONFIG)/h2_full_call_creds_test $(BINDIR)/$(CONFIG)/h2_full_cancel_after_accept_test $(BINDIR)/$(CONFIG)/h2_full_cancel_after_client_done_test $(BINDIR)/$(CONFIG)/h2_full_cancel_after_invoke_test $(BINDIR)/$(CONFIG)/h2_full_cancel_before_invoke_test $(BINDIR)/$(CONFIG)/h2_full_cancel_in_a_vacuum_test $(BINDIR)/$(CONFIG)/h2_full_cancel_with_status_test $(BINDIR)/$(CONFIG)/h2_full_census_simple_request_test $(BINDIR)/$(CONFIG)/h2_full_channel_connectivity_test $(BINDIR)/$(CONFIG)/h2_full_compressed_payload_test $(BINDIR)/$(CONFIG)/h2_full_default_host_test $(BINDIR)/$(CONFIG)/h2_full_disappearing_server_test $(BINDIR)/$(CONFIG)/h2_full_empty_batch_test $(BINDIR)/$(CONFIG)/h2_full_graceful_server_shutdown_test $(BINDIR)/$(CONFIG)/h2_full_high_initial_seqno_test $(BINDIR)/$(CONFIG)/h2_full_invoke_large_request_test $(BINDIR)/$(CONFIG)/h2_full_large_metadata_test $(BINDIR)/$(CONFIG)/h2_full_max_concurrent_streams_test $(BINDIR)/$(CONFIG)/h2_full_max_message_length_test $(BINDIR)/$(CONFIG)/h2_full_metadata_test $(BINDIR)/$(CONFIG)/h2_full_negative_deadline_test $(BINDIR)/$(CONFIG)/h2_full_no_op_test $(BINDIR)/$(CONFIG)/h2_full_payload_test $(BINDIR)/$(CONFIG)/h2_full_ping_pong_streaming_test $(BINDIR)/$(CONFIG)/h2_full_registered_call_test $(BINDIR)/$(CONFIG)/h2_full_request_with_flags_test $(BINDIR)/$(CONFIG)/h2_full_request_with_payload_test $(BINDIR)/$(CONFIG)/h2_full_server_finishes_request_test $(BINDIR)/$(CONFIG)/h2_full_shutdown_finishes_calls_test $(BINDIR)/$(CONFIG)/h2_full_shutdown_finishes_tags_test $(BINDIR)/$(CONFIG)/h2_full_simple_delayed_request_test $(BINDIR)/$(CONFIG)/h2_full_simple_request_test $(BINDIR)/$(CONFIG)/h2_full_trailing_metadata_test $(BINDIR)/$(CONFIG)/h2_full+poll_bad_hostname_test $(BINDIR)/$(CONFIG)/h2_full+poll_binary_metadata_test $(BINDIR)/$(CONFIG)/h2_full+poll_call_creds_test $(BINDIR)/$(CONFIG)/h2_full+poll_cancel_after_accept_test $(BINDIR)/$(CONFIG)/h2_full+poll_cancel_after_client_done_test $(BINDIR)/$(CONFIG)/h2_full+poll_cancel_after_invoke_test $(BINDIR)/$(CONFIG)/h2_full+poll_cancel_before_invoke_test $(BINDIR)/$(CONFIG)/h2_full+poll_cancel_in_a_vacuum_test $(BINDIR)/$(CONFIG)/h2_full+poll_cancel_with_status_test $(BINDIR)/$(CONFIG)/h2_full+poll_census_simple_request_test $(BINDIR)/$(CONFIG)/h2_full+poll_channel_connectivity_test $(BINDIR)/$(CONFIG)/h2_full+poll_compressed_payload_test $(BINDIR)/$(CONFIG)/h2_full+poll_default_host_test $(BINDIR)/$(CONFIG)/h2_full+poll_disappearing_server_test $(BINDIR)/$(CONFIG)/h2_full+poll_empty_batch_test $(BINDIR)/$(CONFIG)/h2_full+poll_graceful_server_shutdown_test $(BINDIR)/$(CONFIG)/h2_full+poll_high_initial_seqno_test $(BINDIR)/$(CONFIG)/h2_full+poll_invoke_large_request_test $(BINDIR)/$(CONFIG)/h2_full+poll_large_metadata_test $(BINDIR)/$(CONFIG)/h2_full+poll_max_concurrent_streams_test $(BINDIR)/$(CONFIG)/h2_full+poll_max_message_length_test $(BINDIR)/$(CONFIG)/h2_full+poll_metadata_test $(BINDIR)/$(CONFIG)/h2_full+poll_negative_deadline_test $(BINDIR)/$(CONFIG)/h2_full+poll_no_op_test $(BINDIR)/$(CONFIG)/h2_full+poll_payload_test $(BINDIR)/$(CONFIG)/h2_full+poll_ping_pong_streaming_test $(BINDIR)/$(CONFIG)/h2_full+poll_registered_call_test $(BINDIR)/$(CONFIG)/h2_full+poll_request_with_flags_test $(BINDIR)/$(CONFIG)/h2_full+poll_request_with_payload_test $(BINDIR)/$(CONFIG)/h2_full+poll_server_finishes_request_test $(BINDIR)/$(CONFIG)/h2_full+poll_shutdown_finishes_calls_test $(BINDIR)/$(CONFIG)/h2_full+poll_shutdown_finishes_tags_test $(BINDIR)/$(CONFIG)/h2_full+poll_simple_delayed_request_test $(BINDIR)/$(CONFIG)/h2_full+poll_simple_request_test $(BINDIR)/$(CONFIG)/h2_full+poll_trailing_metadata_test $(BINDIR)/$(CONFIG)/h2_oauth2_bad_hostname_test $(BINDIR)/$(CONFIG)/h2_oauth2_binary_metadata_test $(BINDIR)/$(CONFIG)/h2_oauth2_call_creds_test $(BINDIR)/$(CONFIG)/h2_oauth2_cancel_after_accept_test $(BINDIR)/$(CONFIG)/h2_oauth2_cancel_after_client_done_test $(BINDIR)/$(CONFIG)/h2_oauth2_cancel_after_invoke_test $(BINDIR)/$(CONFIG)/h2_oauth2_cancel_before_invoke_test $(BINDIR)/$(CONFIG)/h2_oauth2_cancel_in_a_vacuum_test $(BINDIR)/$(CONFIG)/h2_oauth2_cancel_with_status_test $(BINDIR)/$(CONFIG)/h2_oauth2_census_simple_request_test $(BINDIR)/$(CONFIG)/h2_oauth2_channel_connectivity_test $(BINDIR)/$(CONFIG)/h2_oauth2_compressed_payload_test $(BINDIR)/$(CONFIG)/h2_oauth2_default_host_test $(BINDIR)/$(CONFIG)/h2_oauth2_disappearing_server_test $(BINDIR)/$(CONFIG)/h2_oauth2_empty_batch_test $(BINDIR)/$(CONFIG)/h2_oauth2_graceful_server_shutdown_test $(BINDIR)/$(CONFIG)/h2_oauth2_high_initial_seqno_test $(BINDIR)/$(CONFIG)/h2_oauth2_invoke_large_request_test $(BINDIR)/$(CONFIG)/h2_oauth2_large_metadata_test $(BINDIR)/$(CONFIG)/h2_oauth2_max_concurrent_streams_test $(BINDIR)/$(CONFIG)/h2_oauth2_max_message_length_test $(BINDIR)/$(CONFIG)/h2_oauth2_metadata_test $(BINDIR)/$(CONFIG)/h2_oauth2_negative_deadline_test $(BINDIR)/$(CONFIG)/h2_oauth2_no_op_test $(BINDIR)/$(CONFIG)/h2_oauth2_payload_test $(BINDIR)/$(CONFIG)/h2_oauth2_ping_pong_streaming_test $(BINDIR)/$(CONFIG)/h2_oauth2_registered_call_test $(BINDIR)/$(CONFIG)/h2_oauth2_request_with_flags_test $(BINDIR)/$(CONFIG)/h2_oauth2_request_with_payload_test $(BINDIR)/$(CONFIG)/h2_oauth2_server_finishes_request_test $(BINDIR)/$(CONFIG)/h2_oauth2_shutdown_finishes_calls_test $(BINDIR)/$(CONFIG)/h2_oauth2_shutdown_finishes_tags_test $(BINDIR)/$(CONFIG)/h2_oauth2_simple_delayed_request_test $(BINDIR)/$(CONFIG)/h2_oauth2_simple_request_test $(BINDIR)/$(CONFIG)/h2_oauth2_trailing_metadata_test $(BINDIR)/$(CONFIG)/h2_proxy_bad_hostname_test $(BINDIR)/$(CONFIG)/h2_proxy_binary_metadata_test $(BINDIR)/$(CONFIG)/h2_proxy_call_creds_test $(BINDIR)/$(CONFIG)/h2_proxy_cancel_after_accept_test $(BINDIR)/$(CONFIG)/h2_proxy_cancel_after_client_done_test $(BINDIR)/$(CONFIG)/h2_proxy_cancel_after_invoke_test $(BINDIR)/$(CONFIG)/h2_proxy_cancel_before_invoke_test $(BINDIR)/$(CONFIG)/h2_proxy_cancel_in_a_vacuum_test 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$(BINDIR)/$(CONFIG)/h2_full+poll_trailing_metadata_nosec_test $(BINDIR)/$(CONFIG)/h2_proxy_bad_hostname_nosec_test $(BINDIR)/$(CONFIG)/h2_proxy_binary_metadata_nosec_test $(BINDIR)/$(CONFIG)/h2_proxy_cancel_after_accept_nosec_test $(BINDIR)/$(CONFIG)/h2_proxy_cancel_after_client_done_nosec_test $(BINDIR)/$(CONFIG)/h2_proxy_cancel_after_invoke_nosec_test $(BINDIR)/$(CONFIG)/h2_proxy_cancel_before_invoke_nosec_test $(BINDIR)/$(CONFIG)/h2_proxy_cancel_in_a_vacuum_nosec_test $(BINDIR)/$(CONFIG)/h2_proxy_cancel_with_status_nosec_test $(BINDIR)/$(CONFIG)/h2_proxy_census_simple_request_nosec_test $(BINDIR)/$(CONFIG)/h2_proxy_default_host_nosec_test $(BINDIR)/$(CONFIG)/h2_proxy_disappearing_server_nosec_test $(BINDIR)/$(CONFIG)/h2_proxy_empty_batch_nosec_test $(BINDIR)/$(CONFIG)/h2_proxy_graceful_server_shutdown_nosec_test $(BINDIR)/$(CONFIG)/h2_proxy_high_initial_seqno_nosec_test $(BINDIR)/$(CONFIG)/h2_proxy_invoke_large_request_nosec_test $(BINDIR)/$(CONFIG)/h2_proxy_large_metadata_nosec_test $(BINDIR)/$(CONFIG)/h2_proxy_max_message_length_nosec_test $(BINDIR)/$(CONFIG)/h2_proxy_metadata_nosec_test $(BINDIR)/$(CONFIG)/h2_proxy_negative_deadline_nosec_test $(BINDIR)/$(CONFIG)/h2_proxy_no_op_nosec_test $(BINDIR)/$(CONFIG)/h2_proxy_payload_nosec_test $(BINDIR)/$(CONFIG)/h2_proxy_ping_pong_streaming_nosec_test $(BINDIR)/$(CONFIG)/h2_proxy_registered_call_nosec_test $(BINDIR)/$(CONFIG)/h2_proxy_request_with_payload_nosec_test $(BINDIR)/$(CONFIG)/h2_proxy_server_finishes_request_nosec_test $(BINDIR)/$(CONFIG)/h2_proxy_shutdown_finishes_calls_nosec_test $(BINDIR)/$(CONFIG)/h2_proxy_shutdown_finishes_tags_nosec_test $(BINDIR)/$(CONFIG)/h2_proxy_simple_delayed_request_nosec_test $(BINDIR)/$(CONFIG)/h2_proxy_simple_request_nosec_test $(BINDIR)/$(CONFIG)/h2_proxy_trailing_metadata_nosec_test $(BINDIR)/$(CONFIG)/h2_sockpair_bad_hostname_nosec_test $(BINDIR)/$(CONFIG)/h2_sockpair_binary_metadata_nosec_test $(BINDIR)/$(CONFIG)/h2_sockpair_cancel_after_accept_nosec_test $(BINDIR)/$(CONFIG)/h2_sockpair_cancel_after_client_done_nosec_test $(BINDIR)/$(CONFIG)/h2_sockpair_cancel_after_invoke_nosec_test $(BINDIR)/$(CONFIG)/h2_sockpair_cancel_before_invoke_nosec_test $(BINDIR)/$(CONFIG)/h2_sockpair_cancel_in_a_vacuum_nosec_test $(BINDIR)/$(CONFIG)/h2_sockpair_cancel_with_status_nosec_test $(BINDIR)/$(CONFIG)/h2_sockpair_census_simple_request_nosec_test $(BINDIR)/$(CONFIG)/h2_sockpair_compressed_payload_nosec_test $(BINDIR)/$(CONFIG)/h2_sockpair_empty_batch_nosec_test $(BINDIR)/$(CONFIG)/h2_sockpair_graceful_server_shutdown_nosec_test $(BINDIR)/$(CONFIG)/h2_sockpair_high_initial_seqno_nosec_test $(BINDIR)/$(CONFIG)/h2_sockpair_hpack_size_nosec_test $(BINDIR)/$(CONFIG)/h2_sockpair_invoke_large_request_nosec_test $(BINDIR)/$(CONFIG)/h2_sockpair_large_metadata_nosec_test $(BINDIR)/$(CONFIG)/h2_sockpair_max_concurrent_streams_nosec_test $(BINDIR)/$(CONFIG)/h2_sockpair_max_message_length_nosec_test $(BINDIR)/$(CONFIG)/h2_sockpair_metadata_nosec_test $(BINDIR)/$(CONFIG)/h2_sockpair_negative_deadline_nosec_test $(BINDIR)/$(CONFIG)/h2_sockpair_no_op_nosec_test $(BINDIR)/$(CONFIG)/h2_sockpair_payload_nosec_test $(BINDIR)/$(CONFIG)/h2_sockpair_ping_pong_streaming_nosec_test $(BINDIR)/$(CONFIG)/h2_sockpair_registered_call_nosec_test $(BINDIR)/$(CONFIG)/h2_sockpair_request_with_flags_nosec_test $(BINDIR)/$(CONFIG)/h2_sockpair_request_with_payload_nosec_test $(BINDIR)/$(CONFIG)/h2_sockpair_server_finishes_request_nosec_test $(BINDIR)/$(CONFIG)/h2_sockpair_shutdown_finishes_calls_nosec_test $(BINDIR)/$(CONFIG)/h2_sockpair_shutdown_finishes_tags_nosec_test $(BINDIR)/$(CONFIG)/h2_sockpair_simple_request_nosec_test $(BINDIR)/$(CONFIG)/h2_sockpair_trailing_metadata_nosec_test $(BINDIR)/$(CONFIG)/h2_sockpair+trace_bad_hostname_nosec_test $(BINDIR)/$(CONFIG)/h2_sockpair+trace_binary_metadata_nosec_test $(BINDIR)/$(CONFIG)/h2_sockpair+trace_cancel_after_accept_nosec_test $(BINDIR)/$(CONFIG)/h2_sockpair+trace_cancel_after_client_done_nosec_test $(BINDIR)/$(CONFIG)/h2_sockpair+trace_cancel_after_invoke_nosec_test $(BINDIR)/$(CONFIG)/h2_sockpair+trace_cancel_before_invoke_nosec_test $(BINDIR)/$(CONFIG)/h2_sockpair+trace_cancel_in_a_vacuum_nosec_test $(BINDIR)/$(CONFIG)/h2_sockpair+trace_cancel_with_status_nosec_test $(BINDIR)/$(CONFIG)/h2_sockpair+trace_census_simple_request_nosec_test $(BINDIR)/$(CONFIG)/h2_sockpair+trace_compressed_payload_nosec_test $(BINDIR)/$(CONFIG)/h2_sockpair+trace_empty_batch_nosec_test $(BINDIR)/$(CONFIG)/h2_sockpair+trace_graceful_server_shutdown_nosec_test $(BINDIR)/$(CONFIG)/h2_sockpair+trace_high_initial_seqno_nosec_test $(BINDIR)/$(CONFIG)/h2_sockpair+trace_invoke_large_request_nosec_test $(BINDIR)/$(CONFIG)/h2_sockpair+trace_large_metadata_nosec_test $(BINDIR)/$(CONFIG)/h2_sockpair+trace_max_concurrent_streams_nosec_test $(BINDIR)/$(CONFIG)/h2_sockpair+trace_max_message_length_nosec_test $(BINDIR)/$(CONFIG)/h2_sockpair+trace_metadata_nosec_test $(BINDIR)/$(CONFIG)/h2_sockpair+trace_negative_deadline_nosec_test $(BINDIR)/$(CONFIG)/h2_sockpair+trace_no_op_nosec_test $(BINDIR)/$(CONFIG)/h2_sockpair+trace_payload_nosec_test $(BINDIR)/$(CONFIG)/h2_sockpair+trace_ping_pong_streaming_nosec_test $(BINDIR)/$(CONFIG)/h2_sockpair+trace_registered_call_nosec_test $(BINDIR)/$(CONFIG)/h2_sockpair+trace_request_with_flags_nosec_test $(BINDIR)/$(CONFIG)/h2_sockpair+trace_request_with_payload_nosec_test $(BINDIR)/$(CONFIG)/h2_sockpair+trace_server_finishes_request_nosec_test $(BINDIR)/$(CONFIG)/h2_sockpair+trace_shutdown_finishes_calls_nosec_test $(BINDIR)/$(CONFIG)/h2_sockpair+trace_shutdown_finishes_tags_nosec_test $(BINDIR)/$(CONFIG)/h2_sockpair+trace_simple_request_nosec_test $(BINDIR)/$(CONFIG)/h2_sockpair+trace_trailing_metadata_nosec_test $(BINDIR)/$(CONFIG)/h2_sockpair_1byte_bad_hostname_nosec_test $(BINDIR)/$(CONFIG)/h2_sockpair_1byte_binary_metadata_nosec_test $(BINDIR)/$(CONFIG)/h2_sockpair_1byte_cancel_after_accept_nosec_test $(BINDIR)/$(CONFIG)/h2_sockpair_1byte_cancel_after_client_done_nosec_test $(BINDIR)/$(CONFIG)/h2_sockpair_1byte_cancel_after_invoke_nosec_test $(BINDIR)/$(CONFIG)/h2_sockpair_1byte_cancel_before_invoke_nosec_test $(BINDIR)/$(CONFIG)/h2_sockpair_1byte_cancel_in_a_vacuum_nosec_test $(BINDIR)/$(CONFIG)/h2_sockpair_1byte_cancel_with_status_nosec_test $(BINDIR)/$(CONFIG)/h2_sockpair_1byte_census_simple_request_nosec_test $(BINDIR)/$(CONFIG)/h2_sockpair_1byte_compressed_payload_nosec_test $(BINDIR)/$(CONFIG)/h2_sockpair_1byte_empty_batch_nosec_test $(BINDIR)/$(CONFIG)/h2_sockpair_1byte_graceful_server_shutdown_nosec_test $(BINDIR)/$(CONFIG)/h2_sockpair_1byte_high_initial_seqno_nosec_test $(BINDIR)/$(CONFIG)/h2_sockpair_1byte_hpack_size_nosec_test $(BINDIR)/$(CONFIG)/h2_sockpair_1byte_invoke_large_request_nosec_test $(BINDIR)/$(CONFIG)/h2_sockpair_1byte_large_metadata_nosec_test $(BINDIR)/$(CONFIG)/h2_sockpair_1byte_max_concurrent_streams_nosec_test $(BINDIR)/$(CONFIG)/h2_sockpair_1byte_max_message_length_nosec_test $(BINDIR)/$(CONFIG)/h2_sockpair_1byte_metadata_nosec_test $(BINDIR)/$(CONFIG)/h2_sockpair_1byte_negative_deadline_nosec_test $(BINDIR)/$(CONFIG)/h2_sockpair_1byte_no_op_nosec_test $(BINDIR)/$(CONFIG)/h2_sockpair_1byte_payload_nosec_test $(BINDIR)/$(CONFIG)/h2_sockpair_1byte_ping_pong_streaming_nosec_test $(BINDIR)/$(CONFIG)/h2_sockpair_1byte_registered_call_nosec_test $(BINDIR)/$(CONFIG)/h2_sockpair_1byte_request_with_flags_nosec_test $(BINDIR)/$(CONFIG)/h2_sockpair_1byte_request_with_payload_nosec_test $(BINDIR)/$(CONFIG)/h2_sockpair_1byte_server_finishes_request_nosec_test $(BINDIR)/$(CONFIG)/h2_sockpair_1byte_shutdown_finishes_calls_nosec_test $(BINDIR)/$(CONFIG)/h2_sockpair_1byte_shutdown_finishes_tags_nosec_test $(BINDIR)/$(CONFIG)/h2_sockpair_1byte_simple_request_nosec_test $(BINDIR)/$(CONFIG)/h2_sockpair_1byte_trailing_metadata_nosec_test $(BINDIR)/$(CONFIG)/h2_uchannel_bad_hostname_nosec_test $(BINDIR)/$(CONFIG)/h2_uchannel_binary_metadata_nosec_test $(BINDIR)/$(CONFIG)/h2_uchannel_cancel_after_accept_nosec_test $(BINDIR)/$(CONFIG)/h2_uchannel_cancel_after_client_done_nosec_test $(BINDIR)/$(CONFIG)/h2_uchannel_cancel_after_invoke_nosec_test $(BINDIR)/$(CONFIG)/h2_uchannel_cancel_before_invoke_nosec_test $(BINDIR)/$(CONFIG)/h2_uchannel_cancel_in_a_vacuum_nosec_test $(BINDIR)/$(CONFIG)/h2_uchannel_cancel_with_status_nosec_test $(BINDIR)/$(CONFIG)/h2_uchannel_census_simple_request_nosec_test $(BINDIR)/$(CONFIG)/h2_uchannel_channel_connectivity_nosec_test $(BINDIR)/$(CONFIG)/h2_uchannel_compressed_payload_nosec_test $(BINDIR)/$(CONFIG)/h2_uchannel_default_host_nosec_test $(BINDIR)/$(CONFIG)/h2_uchannel_disappearing_server_nosec_test $(BINDIR)/$(CONFIG)/h2_uchannel_empty_batch_nosec_test $(BINDIR)/$(CONFIG)/h2_uchannel_graceful_server_shutdown_nosec_test $(BINDIR)/$(CONFIG)/h2_uchannel_high_initial_seqno_nosec_test $(BINDIR)/$(CONFIG)/h2_uchannel_hpack_size_nosec_test $(BINDIR)/$(CONFIG)/h2_uchannel_invoke_large_request_nosec_test $(BINDIR)/$(CONFIG)/h2_uchannel_large_metadata_nosec_test $(BINDIR)/$(CONFIG)/h2_uchannel_max_concurrent_streams_nosec_test $(BINDIR)/$(CONFIG)/h2_uchannel_max_message_length_nosec_test $(BINDIR)/$(CONFIG)/h2_uchannel_metadata_nosec_test $(BINDIR)/$(CONFIG)/h2_uchannel_negative_deadline_nosec_test $(BINDIR)/$(CONFIG)/h2_uchannel_no_op_nosec_test $(BINDIR)/$(CONFIG)/h2_uchannel_payload_nosec_test $(BINDIR)/$(CONFIG)/h2_uchannel_ping_pong_streaming_nosec_test $(BINDIR)/$(CONFIG)/h2_uchannel_registered_call_nosec_test $(BINDIR)/$(CONFIG)/h2_uchannel_request_with_flags_nosec_test $(BINDIR)/$(CONFIG)/h2_uchannel_request_with_payload_nosec_test $(BINDIR)/$(CONFIG)/h2_uchannel_server_finishes_request_nosec_test $(BINDIR)/$(CONFIG)/h2_uchannel_shutdown_finishes_calls_nosec_test $(BINDIR)/$(CONFIG)/h2_uchannel_shutdown_finishes_tags_nosec_test $(BINDIR)/$(CONFIG)/h2_uchannel_simple_delayed_request_nosec_test $(BINDIR)/$(CONFIG)/h2_uchannel_simple_request_nosec_test $(BINDIR)/$(CONFIG)/h2_uchannel_trailing_metadata_nosec_test $(BINDIR)/$(CONFIG)/h2_uds_bad_hostname_nosec_test $(BINDIR)/$(CONFIG)/h2_uds_binary_metadata_nosec_test $(BINDIR)/$(CONFIG)/h2_uds_cancel_after_accept_nosec_test $(BINDIR)/$(CONFIG)/h2_uds_cancel_after_client_done_nosec_test $(BINDIR)/$(CONFIG)/h2_uds_cancel_after_invoke_nosec_test $(BINDIR)/$(CONFIG)/h2_uds_cancel_before_invoke_nosec_test $(BINDIR)/$(CONFIG)/h2_uds_cancel_in_a_vacuum_nosec_test $(BINDIR)/$(CONFIG)/h2_uds_cancel_with_status_nosec_test $(BINDIR)/$(CONFIG)/h2_uds_census_simple_request_nosec_test $(BINDIR)/$(CONFIG)/h2_uds_channel_connectivity_nosec_test $(BINDIR)/$(CONFIG)/h2_uds_compressed_payload_nosec_test $(BINDIR)/$(CONFIG)/h2_uds_disappearing_server_nosec_test $(BINDIR)/$(CONFIG)/h2_uds_empty_batch_nosec_test $(BINDIR)/$(CONFIG)/h2_uds_graceful_server_shutdown_nosec_test $(BINDIR)/$(CONFIG)/h2_uds_high_initial_seqno_nosec_test $(BINDIR)/$(CONFIG)/h2_uds_hpack_size_nosec_test $(BINDIR)/$(CONFIG)/h2_uds_invoke_large_request_nosec_test $(BINDIR)/$(CONFIG)/h2_uds_large_metadata_nosec_test $(BINDIR)/$(CONFIG)/h2_uds_max_concurrent_streams_nosec_test $(BINDIR)/$(CONFIG)/h2_uds_max_message_length_nosec_test $(BINDIR)/$(CONFIG)/h2_uds_metadata_nosec_test $(BINDIR)/$(CONFIG)/h2_uds_negative_deadline_nosec_test $(BINDIR)/$(CONFIG)/h2_uds_no_op_nosec_test $(BINDIR)/$(CONFIG)/h2_uds_payload_nosec_test $(BINDIR)/$(CONFIG)/h2_uds_ping_pong_streaming_nosec_test $(BINDIR)/$(CONFIG)/h2_uds_registered_call_nosec_test $(BINDIR)/$(CONFIG)/h2_uds_request_with_flags_nosec_test $(BINDIR)/$(CONFIG)/h2_uds_request_with_payload_nosec_test $(BINDIR)/$(CONFIG)/h2_uds_server_finishes_request_nosec_test $(BINDIR)/$(CONFIG)/h2_uds_shutdown_finishes_calls_nosec_test $(BINDIR)/$(CONFIG)/h2_uds_shutdown_finishes_tags_nosec_test $(BINDIR)/$(CONFIG)/h2_uds_simple_delayed_request_nosec_test $(BINDIR)/$(CONFIG)/h2_uds_simple_request_nosec_test $(BINDIR)/$(CONFIG)/h2_uds_trailing_metadata_nosec_test $(BINDIR)/$(CONFIG)/h2_uds+poll_bad_hostname_nosec_test $(BINDIR)/$(CONFIG)/h2_uds+poll_binary_metadata_nosec_test $(BINDIR)/$(CONFIG)/h2_uds+poll_cancel_after_accept_nosec_test $(BINDIR)/$(CONFIG)/h2_uds+poll_cancel_after_client_done_nosec_test $(BINDIR)/$(CONFIG)/h2_uds+poll_cancel_after_invoke_nosec_test $(BINDIR)/$(CONFIG)/h2_uds+poll_cancel_before_invoke_nosec_test $(BINDIR)/$(CONFIG)/h2_uds+poll_cancel_in_a_vacuum_nosec_test $(BINDIR)/$(CONFIG)/h2_uds+poll_cancel_with_status_nosec_test $(BINDIR)/$(CONFIG)/h2_uds+poll_census_simple_request_nosec_test $(BINDIR)/$(CONFIG)/h2_uds+poll_channel_connectivity_nosec_test $(BINDIR)/$(CONFIG)/h2_uds+poll_compressed_payload_nosec_test $(BINDIR)/$(CONFIG)/h2_uds+poll_disappearing_server_nosec_test $(BINDIR)/$(CONFIG)/h2_uds+poll_empty_batch_nosec_test $(BINDIR)/$(CONFIG)/h2_uds+poll_graceful_server_shutdown_nosec_test $(BINDIR)/$(CONFIG)/h2_uds+poll_high_initial_seqno_nosec_test $(BINDIR)/$(CONFIG)/h2_uds+poll_hpack_size_nosec_test $(BINDIR)/$(CONFIG)/h2_uds+poll_invoke_large_request_nosec_test $(BINDIR)/$(CONFIG)/h2_uds+poll_large_metadata_nosec_test $(BINDIR)/$(CONFIG)/h2_uds+poll_max_concurrent_streams_nosec_test $(BINDIR)/$(CONFIG)/h2_uds+poll_max_message_length_nosec_test $(BINDIR)/$(CONFIG)/h2_uds+poll_metadata_nosec_test $(BINDIR)/$(CONFIG)/h2_uds+poll_negative_deadline_nosec_test $(BINDIR)/$(CONFIG)/h2_uds+poll_no_op_nosec_test $(BINDIR)/$(CONFIG)/h2_uds+poll_payload_nosec_test $(BINDIR)/$(CONFIG)/h2_uds+poll_ping_pong_streaming_nosec_test $(BINDIR)/$(CONFIG)/h2_uds+poll_registered_call_nosec_test $(BINDIR)/$(CONFIG)/h2_uds+poll_request_with_flags_nosec_test $(BINDIR)/$(CONFIG)/h2_uds+poll_request_with_payload_nosec_test $(BINDIR)/$(CONFIG)/h2_uds+poll_server_finishes_request_nosec_test $(BINDIR)/$(CONFIG)/h2_uds+poll_shutdown_finishes_calls_nosec_test $(BINDIR)/$(CONFIG)/h2_uds+poll_shutdown_finishes_tags_nosec_test $(BINDIR)/$(CONFIG)/h2_uds+poll_simple_delayed_request_nosec_test $(BINDIR)/$(CONFIG)/h2_uds+poll_simple_request_nosec_test $(BINDIR)/$(CONFIG)/h2_uds+poll_trailing_metadata_nosec_test $(BINDIR)/$(CONFIG)/connection_prefix_bad_client_test $(BINDIR)/$(CONFIG)/initial_settings_frame_bad_client_test
 
-buildtests_cxx: buildtests_zookeeper privatelibs_cxx $(BINDIR)/$(CONFIG)/async_end2end_test $(BINDIR)/$(CONFIG)/async_streaming_ping_pong_test $(BINDIR)/$(CONFIG)/async_unary_ping_pong_test $(BINDIR)/$(CONFIG)/auth_property_iterator_test $(BINDIR)/$(CONFIG)/channel_arguments_test $(BINDIR)/$(CONFIG)/cli_call_test $(BINDIR)/$(CONFIG)/client_crash_test $(BINDIR)/$(CONFIG)/client_crash_test_server $(BINDIR)/$(CONFIG)/credentials_test $(BINDIR)/$(CONFIG)/cxx_byte_buffer_test $(BINDIR)/$(CONFIG)/cxx_slice_test $(BINDIR)/$(CONFIG)/cxx_string_ref_test $(BINDIR)/$(CONFIG)/cxx_time_test $(BINDIR)/$(CONFIG)/end2end_test $(BINDIR)/$(CONFIG)/generic_end2end_test $(BINDIR)/$(CONFIG)/grpc_cli $(BINDIR)/$(CONFIG)/interop_client $(BINDIR)/$(CONFIG)/interop_server $(BINDIR)/$(CONFIG)/interop_test $(BINDIR)/$(CONFIG)/mock_test $(BINDIR)/$(CONFIG)/qps_interarrival_test $(BINDIR)/$(CONFIG)/qps_openloop_test $(BINDIR)/$(CONFIG)/qps_test $(BINDIR)/$(CONFIG)/reconnect_interop_client $(BINDIR)/$(CONFIG)/reconnect_interop_server $(BINDIR)/$(CONFIG)/secure_auth_context_test $(BINDIR)/$(CONFIG)/secure_sync_unary_ping_pong_test $(BINDIR)/$(CONFIG)/server_crash_test $(BINDIR)/$(CONFIG)/server_crash_test_client $(BINDIR)/$(CONFIG)/shutdown_test $(BINDIR)/$(CONFIG)/status_test $(BINDIR)/$(CONFIG)/streaming_throughput_test $(BINDIR)/$(CONFIG)/stress_test $(BINDIR)/$(CONFIG)/sync_streaming_ping_pong_test $(BINDIR)/$(CONFIG)/sync_unary_ping_pong_test $(BINDIR)/$(CONFIG)/thread_stress_test
+buildtests_cxx: buildtests_zookeeper privatelibs_cxx $(BINDIR)/$(CONFIG)/async_end2end_test $(BINDIR)/$(CONFIG)/async_streaming_ping_pong_test $(BINDIR)/$(CONFIG)/async_unary_ping_pong_test $(BINDIR)/$(CONFIG)/auth_property_iterator_test $(BINDIR)/$(CONFIG)/channel_arguments_test $(BINDIR)/$(CONFIG)/cli_call_test $(BINDIR)/$(CONFIG)/client_crash_test $(BINDIR)/$(CONFIG)/client_crash_test_server $(BINDIR)/$(CONFIG)/credentials_test $(BINDIR)/$(CONFIG)/cxx_byte_buffer_test $(BINDIR)/$(CONFIG)/cxx_slice_test $(BINDIR)/$(CONFIG)/cxx_string_ref_test $(BINDIR)/$(CONFIG)/cxx_time_test $(BINDIR)/$(CONFIG)/end2end_test $(BINDIR)/$(CONFIG)/generic_end2end_test $(BINDIR)/$(CONFIG)/grpc_cli $(BINDIR)/$(CONFIG)/interop_client $(BINDIR)/$(CONFIG)/interop_server $(BINDIR)/$(CONFIG)/interop_test $(BINDIR)/$(CONFIG)/metrics_client $(BINDIR)/$(CONFIG)/mock_test $(BINDIR)/$(CONFIG)/qps_interarrival_test $(BINDIR)/$(CONFIG)/qps_openloop_test $(BINDIR)/$(CONFIG)/qps_test $(BINDIR)/$(CONFIG)/reconnect_interop_client $(BINDIR)/$(CONFIG)/reconnect_interop_server $(BINDIR)/$(CONFIG)/secure_auth_context_test $(BINDIR)/$(CONFIG)/secure_sync_unary_ping_pong_test $(BINDIR)/$(CONFIG)/server_crash_test $(BINDIR)/$(CONFIG)/server_crash_test_client $(BINDIR)/$(CONFIG)/shutdown_test $(BINDIR)/$(CONFIG)/status_test $(BINDIR)/$(CONFIG)/streaming_throughput_test $(BINDIR)/$(CONFIG)/stress_test $(BINDIR)/$(CONFIG)/sync_streaming_ping_pong_test $(BINDIR)/$(CONFIG)/sync_unary_ping_pong_test $(BINDIR)/$(CONFIG)/thread_stress_test
 
 ifeq ($(HAS_ZOOKEEPER),true)
 buildtests_zookeeper: privatelibs_zookeeper $(BINDIR)/$(CONFIG)/zookeeper_test
@@ -2039,6 +2060,8 @@ test_c: buildtests_c
 	$(Q) $(BINDIR)/$(CONFIG)/h2_compress_graceful_server_shutdown_test || ( echo test h2_compress_graceful_server_shutdown_test failed ; exit 1 )
 	$(E) "[RUN]     Testing h2_compress_high_initial_seqno_test"
 	$(Q) $(BINDIR)/$(CONFIG)/h2_compress_high_initial_seqno_test || ( echo test h2_compress_high_initial_seqno_test failed ; exit 1 )
+	$(E) "[RUN]     Testing h2_compress_hpack_size_test"
+	$(Q) $(BINDIR)/$(CONFIG)/h2_compress_hpack_size_test || ( echo test h2_compress_hpack_size_test failed ; exit 1 )
 	$(E) "[RUN]     Testing h2_compress_invoke_large_request_test"
 	$(Q) $(BINDIR)/$(CONFIG)/h2_compress_invoke_large_request_test || ( echo test h2_compress_invoke_large_request_test failed ; exit 1 )
 	$(E) "[RUN]     Testing h2_compress_large_metadata_test"
@@ -2109,6 +2132,8 @@ test_c: buildtests_c
 	$(Q) $(BINDIR)/$(CONFIG)/h2_fakesec_graceful_server_shutdown_test || ( echo test h2_fakesec_graceful_server_shutdown_test failed ; exit 1 )
 	$(E) "[RUN]     Testing h2_fakesec_high_initial_seqno_test"
 	$(Q) $(BINDIR)/$(CONFIG)/h2_fakesec_high_initial_seqno_test || ( echo test h2_fakesec_high_initial_seqno_test failed ; exit 1 )
+	$(E) "[RUN]     Testing h2_fakesec_hpack_size_test"
+	$(Q) $(BINDIR)/$(CONFIG)/h2_fakesec_hpack_size_test || ( echo test h2_fakesec_hpack_size_test failed ; exit 1 )
 	$(E) "[RUN]     Testing h2_fakesec_invoke_large_request_test"
 	$(Q) $(BINDIR)/$(CONFIG)/h2_fakesec_invoke_large_request_test || ( echo test h2_fakesec_invoke_large_request_test failed ; exit 1 )
 	$(E) "[RUN]     Testing h2_fakesec_large_metadata_test"
@@ -2179,6 +2204,8 @@ test_c: buildtests_c
 	$(Q) $(BINDIR)/$(CONFIG)/h2_full_graceful_server_shutdown_test || ( echo test h2_full_graceful_server_shutdown_test failed ; exit 1 )
 	$(E) "[RUN]     Testing h2_full_high_initial_seqno_test"
 	$(Q) $(BINDIR)/$(CONFIG)/h2_full_high_initial_seqno_test || ( echo test h2_full_high_initial_seqno_test failed ; exit 1 )
+	$(E) "[RUN]     Testing h2_full_hpack_size_test"
+	$(Q) $(BINDIR)/$(CONFIG)/h2_full_hpack_size_test || ( echo test h2_full_hpack_size_test failed ; exit 1 )
 	$(E) "[RUN]     Testing h2_full_invoke_large_request_test"
 	$(Q) $(BINDIR)/$(CONFIG)/h2_full_invoke_large_request_test || ( echo test h2_full_invoke_large_request_test failed ; exit 1 )
 	$(E) "[RUN]     Testing h2_full_large_metadata_test"
@@ -2249,6 +2276,8 @@ test_c: buildtests_c
 	$(Q) $(BINDIR)/$(CONFIG)/h2_full+poll_graceful_server_shutdown_test || ( echo test h2_full+poll_graceful_server_shutdown_test failed ; exit 1 )
 	$(E) "[RUN]     Testing h2_full+poll_high_initial_seqno_test"
 	$(Q) $(BINDIR)/$(CONFIG)/h2_full+poll_high_initial_seqno_test || ( echo test h2_full+poll_high_initial_seqno_test failed ; exit 1 )
+	$(E) "[RUN]     Testing h2_full+poll_hpack_size_test"
+	$(Q) $(BINDIR)/$(CONFIG)/h2_full+poll_hpack_size_test || ( echo test h2_full+poll_hpack_size_test failed ; exit 1 )
 	$(E) "[RUN]     Testing h2_full+poll_invoke_large_request_test"
 	$(Q) $(BINDIR)/$(CONFIG)/h2_full+poll_invoke_large_request_test || ( echo test h2_full+poll_invoke_large_request_test failed ; exit 1 )
 	$(E) "[RUN]     Testing h2_full+poll_large_metadata_test"
@@ -2319,6 +2348,8 @@ test_c: buildtests_c
 	$(Q) $(BINDIR)/$(CONFIG)/h2_oauth2_graceful_server_shutdown_test || ( echo test h2_oauth2_graceful_server_shutdown_test failed ; exit 1 )
 	$(E) "[RUN]     Testing h2_oauth2_high_initial_seqno_test"
 	$(Q) $(BINDIR)/$(CONFIG)/h2_oauth2_high_initial_seqno_test || ( echo test h2_oauth2_high_initial_seqno_test failed ; exit 1 )
+	$(E) "[RUN]     Testing h2_oauth2_hpack_size_test"
+	$(Q) $(BINDIR)/$(CONFIG)/h2_oauth2_hpack_size_test || ( echo test h2_oauth2_hpack_size_test failed ; exit 1 )
 	$(E) "[RUN]     Testing h2_oauth2_invoke_large_request_test"
 	$(Q) $(BINDIR)/$(CONFIG)/h2_oauth2_invoke_large_request_test || ( echo test h2_oauth2_invoke_large_request_test failed ; exit 1 )
 	$(E) "[RUN]     Testing h2_oauth2_large_metadata_test"
@@ -2445,6 +2476,8 @@ test_c: buildtests_c
 	$(Q) $(BINDIR)/$(CONFIG)/h2_sockpair_graceful_server_shutdown_test || ( echo test h2_sockpair_graceful_server_shutdown_test failed ; exit 1 )
 	$(E) "[RUN]     Testing h2_sockpair_high_initial_seqno_test"
 	$(Q) $(BINDIR)/$(CONFIG)/h2_sockpair_high_initial_seqno_test || ( echo test h2_sockpair_high_initial_seqno_test failed ; exit 1 )
+	$(E) "[RUN]     Testing h2_sockpair_hpack_size_test"
+	$(Q) $(BINDIR)/$(CONFIG)/h2_sockpair_hpack_size_test || ( echo test h2_sockpair_hpack_size_test failed ; exit 1 )
 	$(E) "[RUN]     Testing h2_sockpair_invoke_large_request_test"
 	$(Q) $(BINDIR)/$(CONFIG)/h2_sockpair_invoke_large_request_test || ( echo test h2_sockpair_invoke_large_request_test failed ; exit 1 )
 	$(E) "[RUN]     Testing h2_sockpair_large_metadata_test"
@@ -2569,6 +2602,8 @@ test_c: buildtests_c
 	$(Q) $(BINDIR)/$(CONFIG)/h2_sockpair_1byte_graceful_server_shutdown_test || ( echo test h2_sockpair_1byte_graceful_server_shutdown_test failed ; exit 1 )
 	$(E) "[RUN]     Testing h2_sockpair_1byte_high_initial_seqno_test"
 	$(Q) $(BINDIR)/$(CONFIG)/h2_sockpair_1byte_high_initial_seqno_test || ( echo test h2_sockpair_1byte_high_initial_seqno_test failed ; exit 1 )
+	$(E) "[RUN]     Testing h2_sockpair_1byte_hpack_size_test"
+	$(Q) $(BINDIR)/$(CONFIG)/h2_sockpair_1byte_hpack_size_test || ( echo test h2_sockpair_1byte_hpack_size_test failed ; exit 1 )
 	$(E) "[RUN]     Testing h2_sockpair_1byte_invoke_large_request_test"
 	$(Q) $(BINDIR)/$(CONFIG)/h2_sockpair_1byte_invoke_large_request_test || ( echo test h2_sockpair_1byte_invoke_large_request_test failed ; exit 1 )
 	$(E) "[RUN]     Testing h2_sockpair_1byte_large_metadata_test"
@@ -2637,6 +2672,8 @@ test_c: buildtests_c
 	$(Q) $(BINDIR)/$(CONFIG)/h2_ssl_graceful_server_shutdown_test || ( echo test h2_ssl_graceful_server_shutdown_test failed ; exit 1 )
 	$(E) "[RUN]     Testing h2_ssl_high_initial_seqno_test"
 	$(Q) $(BINDIR)/$(CONFIG)/h2_ssl_high_initial_seqno_test || ( echo test h2_ssl_high_initial_seqno_test failed ; exit 1 )
+	$(E) "[RUN]     Testing h2_ssl_hpack_size_test"
+	$(Q) $(BINDIR)/$(CONFIG)/h2_ssl_hpack_size_test || ( echo test h2_ssl_hpack_size_test failed ; exit 1 )
 	$(E) "[RUN]     Testing h2_ssl_invoke_large_request_test"
 	$(Q) $(BINDIR)/$(CONFIG)/h2_ssl_invoke_large_request_test || ( echo test h2_ssl_invoke_large_request_test failed ; exit 1 )
 	$(E) "[RUN]     Testing h2_ssl_large_metadata_test"
@@ -2707,6 +2744,8 @@ test_c: buildtests_c
 	$(Q) $(BINDIR)/$(CONFIG)/h2_ssl+poll_graceful_server_shutdown_test || ( echo test h2_ssl+poll_graceful_server_shutdown_test failed ; exit 1 )
 	$(E) "[RUN]     Testing h2_ssl+poll_high_initial_seqno_test"
 	$(Q) $(BINDIR)/$(CONFIG)/h2_ssl+poll_high_initial_seqno_test || ( echo test h2_ssl+poll_high_initial_seqno_test failed ; exit 1 )
+	$(E) "[RUN]     Testing h2_ssl+poll_hpack_size_test"
+	$(Q) $(BINDIR)/$(CONFIG)/h2_ssl+poll_hpack_size_test || ( echo test h2_ssl+poll_hpack_size_test failed ; exit 1 )
 	$(E) "[RUN]     Testing h2_ssl+poll_invoke_large_request_test"
 	$(Q) $(BINDIR)/$(CONFIG)/h2_ssl+poll_invoke_large_request_test || ( echo test h2_ssl+poll_invoke_large_request_test failed ; exit 1 )
 	$(E) "[RUN]     Testing h2_ssl+poll_large_metadata_test"
@@ -2839,6 +2878,8 @@ test_c: buildtests_c
 	$(Q) $(BINDIR)/$(CONFIG)/h2_uchannel_graceful_server_shutdown_test || ( echo test h2_uchannel_graceful_server_shutdown_test failed ; exit 1 )
 	$(E) "[RUN]     Testing h2_uchannel_high_initial_seqno_test"
 	$(Q) $(BINDIR)/$(CONFIG)/h2_uchannel_high_initial_seqno_test || ( echo test h2_uchannel_high_initial_seqno_test failed ; exit 1 )
+	$(E) "[RUN]     Testing h2_uchannel_hpack_size_test"
+	$(Q) $(BINDIR)/$(CONFIG)/h2_uchannel_hpack_size_test || ( echo test h2_uchannel_hpack_size_test failed ; exit 1 )
 	$(E) "[RUN]     Testing h2_uchannel_invoke_large_request_test"
 	$(Q) $(BINDIR)/$(CONFIG)/h2_uchannel_invoke_large_request_test || ( echo test h2_uchannel_invoke_large_request_test failed ; exit 1 )
 	$(E) "[RUN]     Testing h2_uchannel_large_metadata_test"
@@ -2907,6 +2948,8 @@ test_c: buildtests_c
 	$(Q) $(BINDIR)/$(CONFIG)/h2_uds_graceful_server_shutdown_test || ( echo test h2_uds_graceful_server_shutdown_test failed ; exit 1 )
 	$(E) "[RUN]     Testing h2_uds_high_initial_seqno_test"
 	$(Q) $(BINDIR)/$(CONFIG)/h2_uds_high_initial_seqno_test || ( echo test h2_uds_high_initial_seqno_test failed ; exit 1 )
+	$(E) "[RUN]     Testing h2_uds_hpack_size_test"
+	$(Q) $(BINDIR)/$(CONFIG)/h2_uds_hpack_size_test || ( echo test h2_uds_hpack_size_test failed ; exit 1 )
 	$(E) "[RUN]     Testing h2_uds_invoke_large_request_test"
 	$(Q) $(BINDIR)/$(CONFIG)/h2_uds_invoke_large_request_test || ( echo test h2_uds_invoke_large_request_test failed ; exit 1 )
 	$(E) "[RUN]     Testing h2_uds_large_metadata_test"
@@ -2975,6 +3018,8 @@ test_c: buildtests_c
 	$(Q) $(BINDIR)/$(CONFIG)/h2_uds+poll_graceful_server_shutdown_test || ( echo test h2_uds+poll_graceful_server_shutdown_test failed ; exit 1 )
 	$(E) "[RUN]     Testing h2_uds+poll_high_initial_seqno_test"
 	$(Q) $(BINDIR)/$(CONFIG)/h2_uds+poll_high_initial_seqno_test || ( echo test h2_uds+poll_high_initial_seqno_test failed ; exit 1 )
+	$(E) "[RUN]     Testing h2_uds+poll_hpack_size_test"
+	$(Q) $(BINDIR)/$(CONFIG)/h2_uds+poll_hpack_size_test || ( echo test h2_uds+poll_hpack_size_test failed ; exit 1 )
 	$(E) "[RUN]     Testing h2_uds+poll_invoke_large_request_test"
 	$(Q) $(BINDIR)/$(CONFIG)/h2_uds+poll_invoke_large_request_test || ( echo test h2_uds+poll_invoke_large_request_test failed ; exit 1 )
 	$(E) "[RUN]     Testing h2_uds+poll_large_metadata_test"
@@ -3043,6 +3088,8 @@ test_c: buildtests_c
 	$(Q) $(BINDIR)/$(CONFIG)/h2_compress_graceful_server_shutdown_nosec_test || ( echo test h2_compress_graceful_server_shutdown_nosec_test failed ; exit 1 )
 	$(E) "[RUN]     Testing h2_compress_high_initial_seqno_nosec_test"
 	$(Q) $(BINDIR)/$(CONFIG)/h2_compress_high_initial_seqno_nosec_test || ( echo test h2_compress_high_initial_seqno_nosec_test failed ; exit 1 )
+	$(E) "[RUN]     Testing h2_compress_hpack_size_nosec_test"
+	$(Q) $(BINDIR)/$(CONFIG)/h2_compress_hpack_size_nosec_test || ( echo test h2_compress_hpack_size_nosec_test failed ; exit 1 )
 	$(E) "[RUN]     Testing h2_compress_invoke_large_request_nosec_test"
 	$(Q) $(BINDIR)/$(CONFIG)/h2_compress_invoke_large_request_nosec_test || ( echo test h2_compress_invoke_large_request_nosec_test failed ; exit 1 )
 	$(E) "[RUN]     Testing h2_compress_large_metadata_nosec_test"
@@ -3111,6 +3158,8 @@ test_c: buildtests_c
 	$(Q) $(BINDIR)/$(CONFIG)/h2_full_graceful_server_shutdown_nosec_test || ( echo test h2_full_graceful_server_shutdown_nosec_test failed ; exit 1 )
 	$(E) "[RUN]     Testing h2_full_high_initial_seqno_nosec_test"
 	$(Q) $(BINDIR)/$(CONFIG)/h2_full_high_initial_seqno_nosec_test || ( echo test h2_full_high_initial_seqno_nosec_test failed ; exit 1 )
+	$(E) "[RUN]     Testing h2_full_hpack_size_nosec_test"
+	$(Q) $(BINDIR)/$(CONFIG)/h2_full_hpack_size_nosec_test || ( echo test h2_full_hpack_size_nosec_test failed ; exit 1 )
 	$(E) "[RUN]     Testing h2_full_invoke_large_request_nosec_test"
 	$(Q) $(BINDIR)/$(CONFIG)/h2_full_invoke_large_request_nosec_test || ( echo test h2_full_invoke_large_request_nosec_test failed ; exit 1 )
 	$(E) "[RUN]     Testing h2_full_large_metadata_nosec_test"
@@ -3179,6 +3228,8 @@ test_c: buildtests_c
 	$(Q) $(BINDIR)/$(CONFIG)/h2_full+poll_graceful_server_shutdown_nosec_test || ( echo test h2_full+poll_graceful_server_shutdown_nosec_test failed ; exit 1 )
 	$(E) "[RUN]     Testing h2_full+poll_high_initial_seqno_nosec_test"
 	$(Q) $(BINDIR)/$(CONFIG)/h2_full+poll_high_initial_seqno_nosec_test || ( echo test h2_full+poll_high_initial_seqno_nosec_test failed ; exit 1 )
+	$(E) "[RUN]     Testing h2_full+poll_hpack_size_nosec_test"
+	$(Q) $(BINDIR)/$(CONFIG)/h2_full+poll_hpack_size_nosec_test || ( echo test h2_full+poll_hpack_size_nosec_test failed ; exit 1 )
 	$(E) "[RUN]     Testing h2_full+poll_invoke_large_request_nosec_test"
 	$(Q) $(BINDIR)/$(CONFIG)/h2_full+poll_invoke_large_request_nosec_test || ( echo test h2_full+poll_invoke_large_request_nosec_test failed ; exit 1 )
 	$(E) "[RUN]     Testing h2_full+poll_large_metadata_nosec_test"
@@ -3301,6 +3352,8 @@ test_c: buildtests_c
 	$(Q) $(BINDIR)/$(CONFIG)/h2_sockpair_graceful_server_shutdown_nosec_test || ( echo test h2_sockpair_graceful_server_shutdown_nosec_test failed ; exit 1 )
 	$(E) "[RUN]     Testing h2_sockpair_high_initial_seqno_nosec_test"
 	$(Q) $(BINDIR)/$(CONFIG)/h2_sockpair_high_initial_seqno_nosec_test || ( echo test h2_sockpair_high_initial_seqno_nosec_test failed ; exit 1 )
+	$(E) "[RUN]     Testing h2_sockpair_hpack_size_nosec_test"
+	$(Q) $(BINDIR)/$(CONFIG)/h2_sockpair_hpack_size_nosec_test || ( echo test h2_sockpair_hpack_size_nosec_test failed ; exit 1 )
 	$(E) "[RUN]     Testing h2_sockpair_invoke_large_request_nosec_test"
 	$(Q) $(BINDIR)/$(CONFIG)/h2_sockpair_invoke_large_request_nosec_test || ( echo test h2_sockpair_invoke_large_request_nosec_test failed ; exit 1 )
 	$(E) "[RUN]     Testing h2_sockpair_large_metadata_nosec_test"
@@ -3421,6 +3474,8 @@ test_c: buildtests_c
 	$(Q) $(BINDIR)/$(CONFIG)/h2_sockpair_1byte_graceful_server_shutdown_nosec_test || ( echo test h2_sockpair_1byte_graceful_server_shutdown_nosec_test failed ; exit 1 )
 	$(E) "[RUN]     Testing h2_sockpair_1byte_high_initial_seqno_nosec_test"
 	$(Q) $(BINDIR)/$(CONFIG)/h2_sockpair_1byte_high_initial_seqno_nosec_test || ( echo test h2_sockpair_1byte_high_initial_seqno_nosec_test failed ; exit 1 )
+	$(E) "[RUN]     Testing h2_sockpair_1byte_hpack_size_nosec_test"
+	$(Q) $(BINDIR)/$(CONFIG)/h2_sockpair_1byte_hpack_size_nosec_test || ( echo test h2_sockpair_1byte_hpack_size_nosec_test failed ; exit 1 )
 	$(E) "[RUN]     Testing h2_sockpair_1byte_invoke_large_request_nosec_test"
 	$(Q) $(BINDIR)/$(CONFIG)/h2_sockpair_1byte_invoke_large_request_nosec_test || ( echo test h2_sockpair_1byte_invoke_large_request_nosec_test failed ; exit 1 )
 	$(E) "[RUN]     Testing h2_sockpair_1byte_large_metadata_nosec_test"
@@ -3487,6 +3542,8 @@ test_c: buildtests_c
 	$(Q) $(BINDIR)/$(CONFIG)/h2_uchannel_graceful_server_shutdown_nosec_test || ( echo test h2_uchannel_graceful_server_shutdown_nosec_test failed ; exit 1 )
 	$(E) "[RUN]     Testing h2_uchannel_high_initial_seqno_nosec_test"
 	$(Q) $(BINDIR)/$(CONFIG)/h2_uchannel_high_initial_seqno_nosec_test || ( echo test h2_uchannel_high_initial_seqno_nosec_test failed ; exit 1 )
+	$(E) "[RUN]     Testing h2_uchannel_hpack_size_nosec_test"
+	$(Q) $(BINDIR)/$(CONFIG)/h2_uchannel_hpack_size_nosec_test || ( echo test h2_uchannel_hpack_size_nosec_test failed ; exit 1 )
 	$(E) "[RUN]     Testing h2_uchannel_invoke_large_request_nosec_test"
 	$(Q) $(BINDIR)/$(CONFIG)/h2_uchannel_invoke_large_request_nosec_test || ( echo test h2_uchannel_invoke_large_request_nosec_test failed ; exit 1 )
 	$(E) "[RUN]     Testing h2_uchannel_large_metadata_nosec_test"
@@ -3553,6 +3610,8 @@ test_c: buildtests_c
 	$(Q) $(BINDIR)/$(CONFIG)/h2_uds_graceful_server_shutdown_nosec_test || ( echo test h2_uds_graceful_server_shutdown_nosec_test failed ; exit 1 )
 	$(E) "[RUN]     Testing h2_uds_high_initial_seqno_nosec_test"
 	$(Q) $(BINDIR)/$(CONFIG)/h2_uds_high_initial_seqno_nosec_test || ( echo test h2_uds_high_initial_seqno_nosec_test failed ; exit 1 )
+	$(E) "[RUN]     Testing h2_uds_hpack_size_nosec_test"
+	$(Q) $(BINDIR)/$(CONFIG)/h2_uds_hpack_size_nosec_test || ( echo test h2_uds_hpack_size_nosec_test failed ; exit 1 )
 	$(E) "[RUN]     Testing h2_uds_invoke_large_request_nosec_test"
 	$(Q) $(BINDIR)/$(CONFIG)/h2_uds_invoke_large_request_nosec_test || ( echo test h2_uds_invoke_large_request_nosec_test failed ; exit 1 )
 	$(E) "[RUN]     Testing h2_uds_large_metadata_nosec_test"
@@ -3619,6 +3678,8 @@ test_c: buildtests_c
 	$(Q) $(BINDIR)/$(CONFIG)/h2_uds+poll_graceful_server_shutdown_nosec_test || ( echo test h2_uds+poll_graceful_server_shutdown_nosec_test failed ; exit 1 )
 	$(E) "[RUN]     Testing h2_uds+poll_high_initial_seqno_nosec_test"
 	$(Q) $(BINDIR)/$(CONFIG)/h2_uds+poll_high_initial_seqno_nosec_test || ( echo test h2_uds+poll_high_initial_seqno_nosec_test failed ; exit 1 )
+	$(E) "[RUN]     Testing h2_uds+poll_hpack_size_nosec_test"
+	$(Q) $(BINDIR)/$(CONFIG)/h2_uds+poll_hpack_size_nosec_test || ( echo test h2_uds+poll_hpack_size_nosec_test failed ; exit 1 )
 	$(E) "[RUN]     Testing h2_uds+poll_invoke_large_request_nosec_test"
 	$(Q) $(BINDIR)/$(CONFIG)/h2_uds+poll_invoke_large_request_nosec_test || ( echo test h2_uds+poll_invoke_large_request_nosec_test failed ; exit 1 )
 	$(E) "[RUN]     Testing h2_uds+poll_large_metadata_nosec_test"
@@ -3995,6 +4056,21 @@ $(GENDIR)/test/proto/messages.grpc.pb.cc: test/proto/messages.proto $(PROTOBUF_D
 	$(Q) $(PROTOC) --grpc_out=$(GENDIR) --plugin=protoc-gen-grpc=$(BINDIR)/$(CONFIG)/grpc_cpp_plugin $<
 endif
 
+ifeq ($(NO_PROTOC),true)
+$(GENDIR)/test/proto/metrics.pb.cc: protoc_dep_error
+$(GENDIR)/test/proto/metrics.grpc.pb.cc: protoc_dep_error
+else
+$(GENDIR)/test/proto/metrics.pb.cc: test/proto/metrics.proto $(PROTOBUF_DEP) $(PROTOC_PLUGINS)
+	$(E) "[PROTOC]  Generating protobuf CC file from $<"
+	$(Q) mkdir -p `dirname $@`
+	$(Q) $(PROTOC) --cpp_out=$(GENDIR) $<
+
+$(GENDIR)/test/proto/metrics.grpc.pb.cc: test/proto/metrics.proto $(PROTOBUF_DEP) $(PROTOC_PLUGINS)
+	$(E) "[GRPC]    Generating gRPC's protobuf service CC file from $<"
+	$(Q) mkdir -p `dirname $@`
+	$(Q) $(PROTOC) --grpc_out=$(GENDIR) --plugin=protoc-gen-grpc=$(BINDIR)/$(CONFIG)/grpc_cpp_plugin $<
+endif
+
 ifeq ($(NO_PROTOC),true)
 $(GENDIR)/test/proto/test.pb.cc: protoc_dep_error
 $(GENDIR)/test/proto/test.grpc.pb.cc: protoc_dep_error
@@ -6579,6 +6655,29 @@ ifneq ($(NO_DEPS),true)
 endif
 
 
+LIBEND2END_TEST_HPACK_SIZE_SRC = \
+    test/core/end2end/tests/hpack_size.c \
+
+
+LIBEND2END_TEST_HPACK_SIZE_OBJS = $(addprefix $(OBJDIR)/$(CONFIG)/, $(addsuffix .o, $(basename $(LIBEND2END_TEST_HPACK_SIZE_SRC))))
+
+$(LIBDIR)/$(CONFIG)/libend2end_test_hpack_size.a: $(ZLIB_DEP) $(LIBEND2END_TEST_HPACK_SIZE_OBJS)
+	$(E) "[AR]      Creating $@"
+	$(Q) mkdir -p `dirname $@`
+	$(Q) rm -f $(LIBDIR)/$(CONFIG)/libend2end_test_hpack_size.a
+	$(Q) $(AR) rcs $(LIBDIR)/$(CONFIG)/libend2end_test_hpack_size.a $(LIBEND2END_TEST_HPACK_SIZE_OBJS)
+ifeq ($(SYSTEM),Darwin)
+	$(Q) ranlib $(LIBDIR)/$(CONFIG)/libend2end_test_hpack_size.a
+endif
+
+
+
+
+ifneq ($(NO_DEPS),true)
+-include $(LIBEND2END_TEST_HPACK_SIZE_OBJS:.o=.dep)
+endif
+
+
 LIBEND2END_TEST_INVOKE_LARGE_REQUEST_SRC = \
     test/core/end2end/tests/invoke_large_request.c \
 
@@ -10242,6 +10341,49 @@ endif
 endif
 
 
+METRICS_CLIENT_SRC = \
+    $(GENDIR)/test/proto/metrics.pb.cc $(GENDIR)/test/proto/metrics.grpc.pb.cc \
+    test/cpp/interop/metrics_client.cc \
+
+METRICS_CLIENT_OBJS = $(addprefix $(OBJDIR)/$(CONFIG)/, $(addsuffix .o, $(basename $(METRICS_CLIENT_SRC))))
+ifeq ($(NO_SECURE),true)
+
+# You can't build secure targets if you don't have OpenSSL.
+
+$(BINDIR)/$(CONFIG)/metrics_client: openssl_dep_error
+
+else
+
+
+ifeq ($(NO_PROTOBUF),true)
+
+# You can't build the protoc plugins or protobuf-enabled targets if you don't have protobuf 3.0.0+.
+
+$(BINDIR)/$(CONFIG)/metrics_client: protobuf_dep_error
+
+else
+
+$(BINDIR)/$(CONFIG)/metrics_client: $(PROTOBUF_DEP) $(METRICS_CLIENT_OBJS) $(LIBDIR)/$(CONFIG)/libgrpc++.a $(LIBDIR)/$(CONFIG)/libgrpc.a $(LIBDIR)/$(CONFIG)/libgpr.a $(LIBDIR)/$(CONFIG)/libgrpc++_test_config.a
+	$(E) "[LD]      Linking $@"
+	$(Q) mkdir -p `dirname $@`
+	$(Q) $(LDXX) $(LDFLAGS) $(METRICS_CLIENT_OBJS) $(LIBDIR)/$(CONFIG)/libgrpc++.a $(LIBDIR)/$(CONFIG)/libgrpc.a $(LIBDIR)/$(CONFIG)/libgpr.a $(LIBDIR)/$(CONFIG)/libgrpc++_test_config.a $(LDLIBSXX) $(LDLIBS_PROTOBUF) $(LDLIBS) $(LDLIBS_SECURE) $(GTEST_LIB) -o $(BINDIR)/$(CONFIG)/metrics_client
+
+endif
+
+endif
+
+$(OBJDIR)/$(CONFIG)/test/proto/metrics.o:  $(LIBDIR)/$(CONFIG)/libgrpc++.a $(LIBDIR)/$(CONFIG)/libgrpc.a $(LIBDIR)/$(CONFIG)/libgpr.a $(LIBDIR)/$(CONFIG)/libgrpc++_test_config.a
+$(OBJDIR)/$(CONFIG)/test/cpp/interop/metrics_client.o:  $(LIBDIR)/$(CONFIG)/libgrpc++.a $(LIBDIR)/$(CONFIG)/libgrpc.a $(LIBDIR)/$(CONFIG)/libgpr.a $(LIBDIR)/$(CONFIG)/libgrpc++_test_config.a
+deps_metrics_client: $(METRICS_CLIENT_OBJS:.o=.dep)
+
+ifneq ($(NO_SECURE),true)
+ifneq ($(NO_DEPS),true)
+-include $(METRICS_CLIENT_OBJS:.o=.dep)
+endif
+endif
+$(OBJDIR)/$(CONFIG)/test/cpp/interop/metrics_client.o: $(GENDIR)/test/proto/metrics.pb.cc $(GENDIR)/test/proto/metrics.grpc.pb.cc
+
+
 MOCK_TEST_SRC = \
     test/cpp/end2end/mock_test.cc \
 
@@ -10859,10 +11001,12 @@ endif
 STRESS_TEST_SRC = \
     $(GENDIR)/test/proto/empty.pb.cc $(GENDIR)/test/proto/empty.grpc.pb.cc \
     $(GENDIR)/test/proto/messages.pb.cc $(GENDIR)/test/proto/messages.grpc.pb.cc \
+    $(GENDIR)/test/proto/metrics.pb.cc $(GENDIR)/test/proto/metrics.grpc.pb.cc \
     $(GENDIR)/test/proto/test.pb.cc $(GENDIR)/test/proto/test.grpc.pb.cc \
     test/cpp/interop/interop_client.cc \
     test/cpp/interop/stress_interop_client.cc \
     test/cpp/interop/stress_test.cc \
+    test/cpp/util/metrics_server.cc \
 
 STRESS_TEST_OBJS = $(addprefix $(OBJDIR)/$(CONFIG)/, $(addsuffix .o, $(basename $(STRESS_TEST_SRC))))
 ifeq ($(NO_SECURE),true)
@@ -10893,10 +11037,12 @@ endif
 
 $(OBJDIR)/$(CONFIG)/test/proto/empty.o:  $(LIBDIR)/$(CONFIG)/libgrpc++_test_util.a $(LIBDIR)/$(CONFIG)/libgrpc_test_util.a $(LIBDIR)/$(CONFIG)/libgrpc++.a $(LIBDIR)/$(CONFIG)/libgrpc.a $(LIBDIR)/$(CONFIG)/libgpr_test_util.a $(LIBDIR)/$(CONFIG)/libgpr.a $(LIBDIR)/$(CONFIG)/libgrpc++_test_config.a
 $(OBJDIR)/$(CONFIG)/test/proto/messages.o:  $(LIBDIR)/$(CONFIG)/libgrpc++_test_util.a $(LIBDIR)/$(CONFIG)/libgrpc_test_util.a $(LIBDIR)/$(CONFIG)/libgrpc++.a $(LIBDIR)/$(CONFIG)/libgrpc.a $(LIBDIR)/$(CONFIG)/libgpr_test_util.a $(LIBDIR)/$(CONFIG)/libgpr.a $(LIBDIR)/$(CONFIG)/libgrpc++_test_config.a
+$(OBJDIR)/$(CONFIG)/test/proto/metrics.o:  $(LIBDIR)/$(CONFIG)/libgrpc++_test_util.a $(LIBDIR)/$(CONFIG)/libgrpc_test_util.a $(LIBDIR)/$(CONFIG)/libgrpc++.a $(LIBDIR)/$(CONFIG)/libgrpc.a $(LIBDIR)/$(CONFIG)/libgpr_test_util.a $(LIBDIR)/$(CONFIG)/libgpr.a $(LIBDIR)/$(CONFIG)/libgrpc++_test_config.a
 $(OBJDIR)/$(CONFIG)/test/proto/test.o:  $(LIBDIR)/$(CONFIG)/libgrpc++_test_util.a $(LIBDIR)/$(CONFIG)/libgrpc_test_util.a $(LIBDIR)/$(CONFIG)/libgrpc++.a $(LIBDIR)/$(CONFIG)/libgrpc.a $(LIBDIR)/$(CONFIG)/libgpr_test_util.a $(LIBDIR)/$(CONFIG)/libgpr.a $(LIBDIR)/$(CONFIG)/libgrpc++_test_config.a
 $(OBJDIR)/$(CONFIG)/test/cpp/interop/interop_client.o:  $(LIBDIR)/$(CONFIG)/libgrpc++_test_util.a $(LIBDIR)/$(CONFIG)/libgrpc_test_util.a $(LIBDIR)/$(CONFIG)/libgrpc++.a $(LIBDIR)/$(CONFIG)/libgrpc.a $(LIBDIR)/$(CONFIG)/libgpr_test_util.a $(LIBDIR)/$(CONFIG)/libgpr.a $(LIBDIR)/$(CONFIG)/libgrpc++_test_config.a
 $(OBJDIR)/$(CONFIG)/test/cpp/interop/stress_interop_client.o:  $(LIBDIR)/$(CONFIG)/libgrpc++_test_util.a $(LIBDIR)/$(CONFIG)/libgrpc_test_util.a $(LIBDIR)/$(CONFIG)/libgrpc++.a $(LIBDIR)/$(CONFIG)/libgrpc.a $(LIBDIR)/$(CONFIG)/libgpr_test_util.a $(LIBDIR)/$(CONFIG)/libgpr.a $(LIBDIR)/$(CONFIG)/libgrpc++_test_config.a
 $(OBJDIR)/$(CONFIG)/test/cpp/interop/stress_test.o:  $(LIBDIR)/$(CONFIG)/libgrpc++_test_util.a $(LIBDIR)/$(CONFIG)/libgrpc_test_util.a $(LIBDIR)/$(CONFIG)/libgrpc++.a $(LIBDIR)/$(CONFIG)/libgrpc.a $(LIBDIR)/$(CONFIG)/libgpr_test_util.a $(LIBDIR)/$(CONFIG)/libgpr.a $(LIBDIR)/$(CONFIG)/libgrpc++_test_config.a
+$(OBJDIR)/$(CONFIG)/test/cpp/util/metrics_server.o:  $(LIBDIR)/$(CONFIG)/libgrpc++_test_util.a $(LIBDIR)/$(CONFIG)/libgrpc_test_util.a $(LIBDIR)/$(CONFIG)/libgrpc++.a $(LIBDIR)/$(CONFIG)/libgrpc.a $(LIBDIR)/$(CONFIG)/libgpr_test_util.a $(LIBDIR)/$(CONFIG)/libgpr.a $(LIBDIR)/$(CONFIG)/libgrpc++_test_config.a
 deps_stress_test: $(STRESS_TEST_OBJS:.o=.dep)
 
 ifneq ($(NO_SECURE),true)
@@ -10904,9 +11050,10 @@ ifneq ($(NO_DEPS),true)
 -include $(STRESS_TEST_OBJS:.o=.dep)
 endif
 endif
-$(OBJDIR)/$(CONFIG)/test/cpp/interop/interop_client.o: $(GENDIR)/test/proto/empty.pb.cc $(GENDIR)/test/proto/empty.grpc.pb.cc $(GENDIR)/test/proto/messages.pb.cc $(GENDIR)/test/proto/messages.grpc.pb.cc $(GENDIR)/test/proto/test.pb.cc $(GENDIR)/test/proto/test.grpc.pb.cc
-$(OBJDIR)/$(CONFIG)/test/cpp/interop/stress_interop_client.o: $(GENDIR)/test/proto/empty.pb.cc $(GENDIR)/test/proto/empty.grpc.pb.cc $(GENDIR)/test/proto/messages.pb.cc $(GENDIR)/test/proto/messages.grpc.pb.cc $(GENDIR)/test/proto/test.pb.cc $(GENDIR)/test/proto/test.grpc.pb.cc
-$(OBJDIR)/$(CONFIG)/test/cpp/interop/stress_test.o: $(GENDIR)/test/proto/empty.pb.cc $(GENDIR)/test/proto/empty.grpc.pb.cc $(GENDIR)/test/proto/messages.pb.cc $(GENDIR)/test/proto/messages.grpc.pb.cc $(GENDIR)/test/proto/test.pb.cc $(GENDIR)/test/proto/test.grpc.pb.cc
+$(OBJDIR)/$(CONFIG)/test/cpp/interop/interop_client.o: $(GENDIR)/test/proto/empty.pb.cc $(GENDIR)/test/proto/empty.grpc.pb.cc $(GENDIR)/test/proto/messages.pb.cc $(GENDIR)/test/proto/messages.grpc.pb.cc $(GENDIR)/test/proto/metrics.pb.cc $(GENDIR)/test/proto/metrics.grpc.pb.cc $(GENDIR)/test/proto/test.pb.cc $(GENDIR)/test/proto/test.grpc.pb.cc
+$(OBJDIR)/$(CONFIG)/test/cpp/interop/stress_interop_client.o: $(GENDIR)/test/proto/empty.pb.cc $(GENDIR)/test/proto/empty.grpc.pb.cc $(GENDIR)/test/proto/messages.pb.cc $(GENDIR)/test/proto/messages.grpc.pb.cc $(GENDIR)/test/proto/metrics.pb.cc $(GENDIR)/test/proto/metrics.grpc.pb.cc $(GENDIR)/test/proto/test.pb.cc $(GENDIR)/test/proto/test.grpc.pb.cc
+$(OBJDIR)/$(CONFIG)/test/cpp/interop/stress_test.o: $(GENDIR)/test/proto/empty.pb.cc $(GENDIR)/test/proto/empty.grpc.pb.cc $(GENDIR)/test/proto/messages.pb.cc $(GENDIR)/test/proto/messages.grpc.pb.cc $(GENDIR)/test/proto/metrics.pb.cc $(GENDIR)/test/proto/metrics.grpc.pb.cc $(GENDIR)/test/proto/test.pb.cc $(GENDIR)/test/proto/test.grpc.pb.cc
+$(OBJDIR)/$(CONFIG)/test/cpp/util/metrics_server.o: $(GENDIR)/test/proto/empty.pb.cc $(GENDIR)/test/proto/empty.grpc.pb.cc $(GENDIR)/test/proto/messages.pb.cc $(GENDIR)/test/proto/messages.grpc.pb.cc $(GENDIR)/test/proto/metrics.pb.cc $(GENDIR)/test/proto/metrics.grpc.pb.cc $(GENDIR)/test/proto/test.pb.cc $(GENDIR)/test/proto/test.grpc.pb.cc
 
 
 SYNC_STREAMING_PING_PONG_TEST_SRC = \
@@ -11375,6 +11522,24 @@ endif
 
 
 
+ifeq ($(NO_SECURE),true)
+
+# You can't build secure targets if you don't have OpenSSL.
+
+$(BINDIR)/$(CONFIG)/h2_compress_hpack_size_test: openssl_dep_error
+
+else
+
+$(BINDIR)/$(CONFIG)/h2_compress_hpack_size_test:  $(LIBDIR)/$(CONFIG)/libend2end_fixture_h2_compress.a $(LIBDIR)/$(CONFIG)/libend2end_test_hpack_size.a $(LIBDIR)/$(CONFIG)/libend2end_certs.a $(LIBDIR)/$(CONFIG)/libgrpc_test_util.a $(LIBDIR)/$(CONFIG)/libgrpc.a $(LIBDIR)/$(CONFIG)/libgpr_test_util.a $(LIBDIR)/$(CONFIG)/libgpr.a
+	$(E) "[LD]      Linking $@"
+	$(Q) mkdir -p `dirname $@`
+	$(Q) $(LD) $(LDFLAGS)  $(LIBDIR)/$(CONFIG)/libend2end_fixture_h2_compress.a $(LIBDIR)/$(CONFIG)/libend2end_test_hpack_size.a $(LIBDIR)/$(CONFIG)/libend2end_certs.a $(LIBDIR)/$(CONFIG)/libgrpc_test_util.a $(LIBDIR)/$(CONFIG)/libgrpc.a $(LIBDIR)/$(CONFIG)/libgpr_test_util.a $(LIBDIR)/$(CONFIG)/libgpr.a $(LDLIBS) $(LDLIBS_SECURE) -o $(BINDIR)/$(CONFIG)/h2_compress_hpack_size_test
+
+endif
+
+
+
+
 ifeq ($(NO_SECURE),true)
 
 # You can't build secure targets if you don't have OpenSSL.
@@ -12005,6 +12170,24 @@ endif
 
 
 
+ifeq ($(NO_SECURE),true)
+
+# You can't build secure targets if you don't have OpenSSL.
+
+$(BINDIR)/$(CONFIG)/h2_fakesec_hpack_size_test: openssl_dep_error
+
+else
+
+$(BINDIR)/$(CONFIG)/h2_fakesec_hpack_size_test:  $(LIBDIR)/$(CONFIG)/libend2end_fixture_h2_fakesec.a $(LIBDIR)/$(CONFIG)/libend2end_test_hpack_size.a $(LIBDIR)/$(CONFIG)/libend2end_certs.a $(LIBDIR)/$(CONFIG)/libgrpc_test_util.a $(LIBDIR)/$(CONFIG)/libgrpc.a $(LIBDIR)/$(CONFIG)/libgpr_test_util.a $(LIBDIR)/$(CONFIG)/libgpr.a
+	$(E) "[LD]      Linking $@"
+	$(Q) mkdir -p `dirname $@`
+	$(Q) $(LD) $(LDFLAGS)  $(LIBDIR)/$(CONFIG)/libend2end_fixture_h2_fakesec.a $(LIBDIR)/$(CONFIG)/libend2end_test_hpack_size.a $(LIBDIR)/$(CONFIG)/libend2end_certs.a $(LIBDIR)/$(CONFIG)/libgrpc_test_util.a $(LIBDIR)/$(CONFIG)/libgrpc.a $(LIBDIR)/$(CONFIG)/libgpr_test_util.a $(LIBDIR)/$(CONFIG)/libgpr.a $(LDLIBS) $(LDLIBS_SECURE) -o $(BINDIR)/$(CONFIG)/h2_fakesec_hpack_size_test
+
+endif
+
+
+
+
 ifeq ($(NO_SECURE),true)
 
 # You can't build secure targets if you don't have OpenSSL.
@@ -12635,6 +12818,24 @@ endif
 
 
 
+ifeq ($(NO_SECURE),true)
+
+# You can't build secure targets if you don't have OpenSSL.
+
+$(BINDIR)/$(CONFIG)/h2_full_hpack_size_test: openssl_dep_error
+
+else
+
+$(BINDIR)/$(CONFIG)/h2_full_hpack_size_test:  $(LIBDIR)/$(CONFIG)/libend2end_fixture_h2_full.a $(LIBDIR)/$(CONFIG)/libend2end_test_hpack_size.a $(LIBDIR)/$(CONFIG)/libend2end_certs.a $(LIBDIR)/$(CONFIG)/libgrpc_test_util.a $(LIBDIR)/$(CONFIG)/libgrpc.a $(LIBDIR)/$(CONFIG)/libgpr_test_util.a $(LIBDIR)/$(CONFIG)/libgpr.a
+	$(E) "[LD]      Linking $@"
+	$(Q) mkdir -p `dirname $@`
+	$(Q) $(LD) $(LDFLAGS)  $(LIBDIR)/$(CONFIG)/libend2end_fixture_h2_full.a $(LIBDIR)/$(CONFIG)/libend2end_test_hpack_size.a $(LIBDIR)/$(CONFIG)/libend2end_certs.a $(LIBDIR)/$(CONFIG)/libgrpc_test_util.a $(LIBDIR)/$(CONFIG)/libgrpc.a $(LIBDIR)/$(CONFIG)/libgpr_test_util.a $(LIBDIR)/$(CONFIG)/libgpr.a $(LDLIBS) $(LDLIBS_SECURE) -o $(BINDIR)/$(CONFIG)/h2_full_hpack_size_test
+
+endif
+
+
+
+
 ifeq ($(NO_SECURE),true)
 
 # You can't build secure targets if you don't have OpenSSL.
@@ -13265,6 +13466,24 @@ endif
 
 
 
+ifeq ($(NO_SECURE),true)
+
+# You can't build secure targets if you don't have OpenSSL.
+
+$(BINDIR)/$(CONFIG)/h2_full+poll_hpack_size_test: openssl_dep_error
+
+else
+
+$(BINDIR)/$(CONFIG)/h2_full+poll_hpack_size_test:  $(LIBDIR)/$(CONFIG)/libend2end_fixture_h2_full+poll.a $(LIBDIR)/$(CONFIG)/libend2end_test_hpack_size.a $(LIBDIR)/$(CONFIG)/libend2end_certs.a $(LIBDIR)/$(CONFIG)/libgrpc_test_util.a $(LIBDIR)/$(CONFIG)/libgrpc.a $(LIBDIR)/$(CONFIG)/libgpr_test_util.a $(LIBDIR)/$(CONFIG)/libgpr.a
+	$(E) "[LD]      Linking $@"
+	$(Q) mkdir -p `dirname $@`
+	$(Q) $(LD) $(LDFLAGS)  $(LIBDIR)/$(CONFIG)/libend2end_fixture_h2_full+poll.a $(LIBDIR)/$(CONFIG)/libend2end_test_hpack_size.a $(LIBDIR)/$(CONFIG)/libend2end_certs.a $(LIBDIR)/$(CONFIG)/libgrpc_test_util.a $(LIBDIR)/$(CONFIG)/libgrpc.a $(LIBDIR)/$(CONFIG)/libgpr_test_util.a $(LIBDIR)/$(CONFIG)/libgpr.a $(LDLIBS) $(LDLIBS_SECURE) -o $(BINDIR)/$(CONFIG)/h2_full+poll_hpack_size_test
+
+endif
+
+
+
+
 ifeq ($(NO_SECURE),true)
 
 # You can't build secure targets if you don't have OpenSSL.
@@ -13895,6 +14114,24 @@ endif
 
 
 
+ifeq ($(NO_SECURE),true)
+
+# You can't build secure targets if you don't have OpenSSL.
+
+$(BINDIR)/$(CONFIG)/h2_oauth2_hpack_size_test: openssl_dep_error
+
+else
+
+$(BINDIR)/$(CONFIG)/h2_oauth2_hpack_size_test:  $(LIBDIR)/$(CONFIG)/libend2end_fixture_h2_oauth2.a $(LIBDIR)/$(CONFIG)/libend2end_test_hpack_size.a $(LIBDIR)/$(CONFIG)/libend2end_certs.a $(LIBDIR)/$(CONFIG)/libgrpc_test_util.a $(LIBDIR)/$(CONFIG)/libgrpc.a $(LIBDIR)/$(CONFIG)/libgpr_test_util.a $(LIBDIR)/$(CONFIG)/libgpr.a
+	$(E) "[LD]      Linking $@"
+	$(Q) mkdir -p `dirname $@`
+	$(Q) $(LD) $(LDFLAGS)  $(LIBDIR)/$(CONFIG)/libend2end_fixture_h2_oauth2.a $(LIBDIR)/$(CONFIG)/libend2end_test_hpack_size.a $(LIBDIR)/$(CONFIG)/libend2end_certs.a $(LIBDIR)/$(CONFIG)/libgrpc_test_util.a $(LIBDIR)/$(CONFIG)/libgrpc.a $(LIBDIR)/$(CONFIG)/libgpr_test_util.a $(LIBDIR)/$(CONFIG)/libgpr.a $(LDLIBS) $(LDLIBS_SECURE) -o $(BINDIR)/$(CONFIG)/h2_oauth2_hpack_size_test
+
+endif
+
+
+
+
 ifeq ($(NO_SECURE),true)
 
 # You can't build secure targets if you don't have OpenSSL.
@@ -15029,6 +15266,24 @@ endif
 
 
 
+ifeq ($(NO_SECURE),true)
+
+# You can't build secure targets if you don't have OpenSSL.
+
+$(BINDIR)/$(CONFIG)/h2_sockpair_hpack_size_test: openssl_dep_error
+
+else
+
+$(BINDIR)/$(CONFIG)/h2_sockpair_hpack_size_test:  $(LIBDIR)/$(CONFIG)/libend2end_fixture_h2_sockpair.a $(LIBDIR)/$(CONFIG)/libend2end_test_hpack_size.a $(LIBDIR)/$(CONFIG)/libend2end_certs.a $(LIBDIR)/$(CONFIG)/libgrpc_test_util.a $(LIBDIR)/$(CONFIG)/libgrpc.a $(LIBDIR)/$(CONFIG)/libgpr_test_util.a $(LIBDIR)/$(CONFIG)/libgpr.a
+	$(E) "[LD]      Linking $@"
+	$(Q) mkdir -p `dirname $@`
+	$(Q) $(LD) $(LDFLAGS)  $(LIBDIR)/$(CONFIG)/libend2end_fixture_h2_sockpair.a $(LIBDIR)/$(CONFIG)/libend2end_test_hpack_size.a $(LIBDIR)/$(CONFIG)/libend2end_certs.a $(LIBDIR)/$(CONFIG)/libgrpc_test_util.a $(LIBDIR)/$(CONFIG)/libgrpc.a $(LIBDIR)/$(CONFIG)/libgpr_test_util.a $(LIBDIR)/$(CONFIG)/libgpr.a $(LDLIBS) $(LDLIBS_SECURE) -o $(BINDIR)/$(CONFIG)/h2_sockpair_hpack_size_test
+
+endif
+
+
+
+
 ifeq ($(NO_SECURE),true)
 
 # You can't build secure targets if you don't have OpenSSL.
@@ -16145,6 +16400,24 @@ endif
 
 
 
+ifeq ($(NO_SECURE),true)
+
+# You can't build secure targets if you don't have OpenSSL.
+
+$(BINDIR)/$(CONFIG)/h2_sockpair_1byte_hpack_size_test: openssl_dep_error
+
+else
+
+$(BINDIR)/$(CONFIG)/h2_sockpair_1byte_hpack_size_test:  $(LIBDIR)/$(CONFIG)/libend2end_fixture_h2_sockpair_1byte.a $(LIBDIR)/$(CONFIG)/libend2end_test_hpack_size.a $(LIBDIR)/$(CONFIG)/libend2end_certs.a $(LIBDIR)/$(CONFIG)/libgrpc_test_util.a $(LIBDIR)/$(CONFIG)/libgrpc.a $(LIBDIR)/$(CONFIG)/libgpr_test_util.a $(LIBDIR)/$(CONFIG)/libgpr.a
+	$(E) "[LD]      Linking $@"
+	$(Q) mkdir -p `dirname $@`
+	$(Q) $(LD) $(LDFLAGS)  $(LIBDIR)/$(CONFIG)/libend2end_fixture_h2_sockpair_1byte.a $(LIBDIR)/$(CONFIG)/libend2end_test_hpack_size.a $(LIBDIR)/$(CONFIG)/libend2end_certs.a $(LIBDIR)/$(CONFIG)/libgrpc_test_util.a $(LIBDIR)/$(CONFIG)/libgrpc.a $(LIBDIR)/$(CONFIG)/libgpr_test_util.a $(LIBDIR)/$(CONFIG)/libgpr.a $(LDLIBS) $(LDLIBS_SECURE) -o $(BINDIR)/$(CONFIG)/h2_sockpair_1byte_hpack_size_test
+
+endif
+
+
+
+
 ifeq ($(NO_SECURE),true)
 
 # You can't build secure targets if you don't have OpenSSL.
@@ -16757,6 +17030,24 @@ endif
 
 
 
+ifeq ($(NO_SECURE),true)
+
+# You can't build secure targets if you don't have OpenSSL.
+
+$(BINDIR)/$(CONFIG)/h2_ssl_hpack_size_test: openssl_dep_error
+
+else
+
+$(BINDIR)/$(CONFIG)/h2_ssl_hpack_size_test:  $(LIBDIR)/$(CONFIG)/libend2end_fixture_h2_ssl.a $(LIBDIR)/$(CONFIG)/libend2end_test_hpack_size.a $(LIBDIR)/$(CONFIG)/libend2end_certs.a $(LIBDIR)/$(CONFIG)/libgrpc_test_util.a $(LIBDIR)/$(CONFIG)/libgrpc.a $(LIBDIR)/$(CONFIG)/libgpr_test_util.a $(LIBDIR)/$(CONFIG)/libgpr.a
+	$(E) "[LD]      Linking $@"
+	$(Q) mkdir -p `dirname $@`
+	$(Q) $(LD) $(LDFLAGS)  $(LIBDIR)/$(CONFIG)/libend2end_fixture_h2_ssl.a $(LIBDIR)/$(CONFIG)/libend2end_test_hpack_size.a $(LIBDIR)/$(CONFIG)/libend2end_certs.a $(LIBDIR)/$(CONFIG)/libgrpc_test_util.a $(LIBDIR)/$(CONFIG)/libgrpc.a $(LIBDIR)/$(CONFIG)/libgpr_test_util.a $(LIBDIR)/$(CONFIG)/libgpr.a $(LDLIBS) $(LDLIBS_SECURE) -o $(BINDIR)/$(CONFIG)/h2_ssl_hpack_size_test
+
+endif
+
+
+
+
 ifeq ($(NO_SECURE),true)
 
 # You can't build secure targets if you don't have OpenSSL.
@@ -17387,6 +17678,24 @@ endif
 
 
 
+ifeq ($(NO_SECURE),true)
+
+# You can't build secure targets if you don't have OpenSSL.
+
+$(BINDIR)/$(CONFIG)/h2_ssl+poll_hpack_size_test: openssl_dep_error
+
+else
+
+$(BINDIR)/$(CONFIG)/h2_ssl+poll_hpack_size_test:  $(LIBDIR)/$(CONFIG)/libend2end_fixture_h2_ssl+poll.a $(LIBDIR)/$(CONFIG)/libend2end_test_hpack_size.a $(LIBDIR)/$(CONFIG)/libend2end_certs.a $(LIBDIR)/$(CONFIG)/libgrpc_test_util.a $(LIBDIR)/$(CONFIG)/libgrpc.a $(LIBDIR)/$(CONFIG)/libgpr_test_util.a $(LIBDIR)/$(CONFIG)/libgpr.a
+	$(E) "[LD]      Linking $@"
+	$(Q) mkdir -p `dirname $@`
+	$(Q) $(LD) $(LDFLAGS)  $(LIBDIR)/$(CONFIG)/libend2end_fixture_h2_ssl+poll.a $(LIBDIR)/$(CONFIG)/libend2end_test_hpack_size.a $(LIBDIR)/$(CONFIG)/libend2end_certs.a $(LIBDIR)/$(CONFIG)/libgrpc_test_util.a $(LIBDIR)/$(CONFIG)/libgrpc.a $(LIBDIR)/$(CONFIG)/libgpr_test_util.a $(LIBDIR)/$(CONFIG)/libgpr.a $(LDLIBS) $(LDLIBS_SECURE) -o $(BINDIR)/$(CONFIG)/h2_ssl+poll_hpack_size_test
+
+endif
+
+
+
+
 ifeq ($(NO_SECURE),true)
 
 # You can't build secure targets if you don't have OpenSSL.
@@ -18575,6 +18884,24 @@ endif
 
 
 
+ifeq ($(NO_SECURE),true)
+
+# You can't build secure targets if you don't have OpenSSL.
+
+$(BINDIR)/$(CONFIG)/h2_uchannel_hpack_size_test: openssl_dep_error
+
+else
+
+$(BINDIR)/$(CONFIG)/h2_uchannel_hpack_size_test:  $(LIBDIR)/$(CONFIG)/libend2end_fixture_h2_uchannel.a $(LIBDIR)/$(CONFIG)/libend2end_test_hpack_size.a $(LIBDIR)/$(CONFIG)/libend2end_certs.a $(LIBDIR)/$(CONFIG)/libgrpc_test_util.a $(LIBDIR)/$(CONFIG)/libgrpc.a $(LIBDIR)/$(CONFIG)/libgpr_test_util.a $(LIBDIR)/$(CONFIG)/libgpr.a
+	$(E) "[LD]      Linking $@"
+	$(Q) mkdir -p `dirname $@`
+	$(Q) $(LD) $(LDFLAGS)  $(LIBDIR)/$(CONFIG)/libend2end_fixture_h2_uchannel.a $(LIBDIR)/$(CONFIG)/libend2end_test_hpack_size.a $(LIBDIR)/$(CONFIG)/libend2end_certs.a $(LIBDIR)/$(CONFIG)/libgrpc_test_util.a $(LIBDIR)/$(CONFIG)/libgrpc.a $(LIBDIR)/$(CONFIG)/libgpr_test_util.a $(LIBDIR)/$(CONFIG)/libgpr.a $(LDLIBS) $(LDLIBS_SECURE) -o $(BINDIR)/$(CONFIG)/h2_uchannel_hpack_size_test
+
+endif
+
+
+
+
 ifeq ($(NO_SECURE),true)
 
 # You can't build secure targets if you don't have OpenSSL.
@@ -19187,6 +19514,24 @@ endif
 
 
 
+ifeq ($(NO_SECURE),true)
+
+# You can't build secure targets if you don't have OpenSSL.
+
+$(BINDIR)/$(CONFIG)/h2_uds_hpack_size_test: openssl_dep_error
+
+else
+
+$(BINDIR)/$(CONFIG)/h2_uds_hpack_size_test:  $(LIBDIR)/$(CONFIG)/libend2end_fixture_h2_uds.a $(LIBDIR)/$(CONFIG)/libend2end_test_hpack_size.a $(LIBDIR)/$(CONFIG)/libend2end_certs.a $(LIBDIR)/$(CONFIG)/libgrpc_test_util.a $(LIBDIR)/$(CONFIG)/libgrpc.a $(LIBDIR)/$(CONFIG)/libgpr_test_util.a $(LIBDIR)/$(CONFIG)/libgpr.a
+	$(E) "[LD]      Linking $@"
+	$(Q) mkdir -p `dirname $@`
+	$(Q) $(LD) $(LDFLAGS)  $(LIBDIR)/$(CONFIG)/libend2end_fixture_h2_uds.a $(LIBDIR)/$(CONFIG)/libend2end_test_hpack_size.a $(LIBDIR)/$(CONFIG)/libend2end_certs.a $(LIBDIR)/$(CONFIG)/libgrpc_test_util.a $(LIBDIR)/$(CONFIG)/libgrpc.a $(LIBDIR)/$(CONFIG)/libgpr_test_util.a $(LIBDIR)/$(CONFIG)/libgpr.a $(LDLIBS) $(LDLIBS_SECURE) -o $(BINDIR)/$(CONFIG)/h2_uds_hpack_size_test
+
+endif
+
+
+
+
 ifeq ($(NO_SECURE),true)
 
 # You can't build secure targets if you don't have OpenSSL.
@@ -19799,6 +20144,24 @@ endif
 
 
 
+ifeq ($(NO_SECURE),true)
+
+# You can't build secure targets if you don't have OpenSSL.
+
+$(BINDIR)/$(CONFIG)/h2_uds+poll_hpack_size_test: openssl_dep_error
+
+else
+
+$(BINDIR)/$(CONFIG)/h2_uds+poll_hpack_size_test:  $(LIBDIR)/$(CONFIG)/libend2end_fixture_h2_uds+poll.a $(LIBDIR)/$(CONFIG)/libend2end_test_hpack_size.a $(LIBDIR)/$(CONFIG)/libend2end_certs.a $(LIBDIR)/$(CONFIG)/libgrpc_test_util.a $(LIBDIR)/$(CONFIG)/libgrpc.a $(LIBDIR)/$(CONFIG)/libgpr_test_util.a $(LIBDIR)/$(CONFIG)/libgpr.a
+	$(E) "[LD]      Linking $@"
+	$(Q) mkdir -p `dirname $@`
+	$(Q) $(LD) $(LDFLAGS)  $(LIBDIR)/$(CONFIG)/libend2end_fixture_h2_uds+poll.a $(LIBDIR)/$(CONFIG)/libend2end_test_hpack_size.a $(LIBDIR)/$(CONFIG)/libend2end_certs.a $(LIBDIR)/$(CONFIG)/libgrpc_test_util.a $(LIBDIR)/$(CONFIG)/libgrpc.a $(LIBDIR)/$(CONFIG)/libgpr_test_util.a $(LIBDIR)/$(CONFIG)/libgpr.a $(LDLIBS) $(LDLIBS_SECURE) -o $(BINDIR)/$(CONFIG)/h2_uds+poll_hpack_size_test
+
+endif
+
+
+
+
 ifeq ($(NO_SECURE),true)
 
 # You can't build secure targets if you don't have OpenSSL.
@@ -20251,6 +20614,14 @@ $(BINDIR)/$(CONFIG)/h2_compress_high_initial_seqno_nosec_test:  $(LIBDIR)/$(CONF
 
 
 
+$(BINDIR)/$(CONFIG)/h2_compress_hpack_size_nosec_test:  $(LIBDIR)/$(CONFIG)/libend2end_fixture_h2_compress.a $(LIBDIR)/$(CONFIG)/libend2end_test_hpack_size.a $(LIBDIR)/$(CONFIG)/libgrpc_test_util_unsecure.a $(LIBDIR)/$(CONFIG)/libgrpc_unsecure.a $(LIBDIR)/$(CONFIG)/libgpr_test_util.a $(LIBDIR)/$(CONFIG)/libgpr.a
+	$(E) "[LD]      Linking $@"
+	$(Q) mkdir -p `dirname $@`
+	$(Q) $(LD) $(LDFLAGS)  $(LIBDIR)/$(CONFIG)/libend2end_fixture_h2_compress.a $(LIBDIR)/$(CONFIG)/libend2end_test_hpack_size.a $(LIBDIR)/$(CONFIG)/libgrpc_test_util_unsecure.a $(LIBDIR)/$(CONFIG)/libgrpc_unsecure.a $(LIBDIR)/$(CONFIG)/libgpr_test_util.a $(LIBDIR)/$(CONFIG)/libgpr.a $(LDLIBS) -o $(BINDIR)/$(CONFIG)/h2_compress_hpack_size_nosec_test
+
+
+
+
 $(BINDIR)/$(CONFIG)/h2_compress_invoke_large_request_nosec_test:  $(LIBDIR)/$(CONFIG)/libend2end_fixture_h2_compress.a $(LIBDIR)/$(CONFIG)/libend2end_test_invoke_large_request.a $(LIBDIR)/$(CONFIG)/libgrpc_test_util_unsecure.a $(LIBDIR)/$(CONFIG)/libgrpc_unsecure.a $(LIBDIR)/$(CONFIG)/libgpr_test_util.a $(LIBDIR)/$(CONFIG)/libgpr.a
 	$(E) "[LD]      Linking $@"
 	$(Q) mkdir -p `dirname $@`
@@ -20523,6 +20894,14 @@ $(BINDIR)/$(CONFIG)/h2_full_high_initial_seqno_nosec_test:  $(LIBDIR)/$(CONFIG)/
 
 
 
+$(BINDIR)/$(CONFIG)/h2_full_hpack_size_nosec_test:  $(LIBDIR)/$(CONFIG)/libend2end_fixture_h2_full.a $(LIBDIR)/$(CONFIG)/libend2end_test_hpack_size.a $(LIBDIR)/$(CONFIG)/libgrpc_test_util_unsecure.a $(LIBDIR)/$(CONFIG)/libgrpc_unsecure.a $(LIBDIR)/$(CONFIG)/libgpr_test_util.a $(LIBDIR)/$(CONFIG)/libgpr.a
+	$(E) "[LD]      Linking $@"
+	$(Q) mkdir -p `dirname $@`
+	$(Q) $(LD) $(LDFLAGS)  $(LIBDIR)/$(CONFIG)/libend2end_fixture_h2_full.a $(LIBDIR)/$(CONFIG)/libend2end_test_hpack_size.a $(LIBDIR)/$(CONFIG)/libgrpc_test_util_unsecure.a $(LIBDIR)/$(CONFIG)/libgrpc_unsecure.a $(LIBDIR)/$(CONFIG)/libgpr_test_util.a $(LIBDIR)/$(CONFIG)/libgpr.a $(LDLIBS) -o $(BINDIR)/$(CONFIG)/h2_full_hpack_size_nosec_test
+
+
+
+
 $(BINDIR)/$(CONFIG)/h2_full_invoke_large_request_nosec_test:  $(LIBDIR)/$(CONFIG)/libend2end_fixture_h2_full.a $(LIBDIR)/$(CONFIG)/libend2end_test_invoke_large_request.a $(LIBDIR)/$(CONFIG)/libgrpc_test_util_unsecure.a $(LIBDIR)/$(CONFIG)/libgrpc_unsecure.a $(LIBDIR)/$(CONFIG)/libgpr_test_util.a $(LIBDIR)/$(CONFIG)/libgpr.a
 	$(E) "[LD]      Linking $@"
 	$(Q) mkdir -p `dirname $@`
@@ -20795,6 +21174,14 @@ $(BINDIR)/$(CONFIG)/h2_full+poll_high_initial_seqno_nosec_test:  $(LIBDIR)/$(CON
 
 
 
+$(BINDIR)/$(CONFIG)/h2_full+poll_hpack_size_nosec_test:  $(LIBDIR)/$(CONFIG)/libend2end_fixture_h2_full+poll.a $(LIBDIR)/$(CONFIG)/libend2end_test_hpack_size.a $(LIBDIR)/$(CONFIG)/libgrpc_test_util_unsecure.a $(LIBDIR)/$(CONFIG)/libgrpc_unsecure.a $(LIBDIR)/$(CONFIG)/libgpr_test_util.a $(LIBDIR)/$(CONFIG)/libgpr.a
+	$(E) "[LD]      Linking $@"
+	$(Q) mkdir -p `dirname $@`
+	$(Q) $(LD) $(LDFLAGS)  $(LIBDIR)/$(CONFIG)/libend2end_fixture_h2_full+poll.a $(LIBDIR)/$(CONFIG)/libend2end_test_hpack_size.a $(LIBDIR)/$(CONFIG)/libgrpc_test_util_unsecure.a $(LIBDIR)/$(CONFIG)/libgrpc_unsecure.a $(LIBDIR)/$(CONFIG)/libgpr_test_util.a $(LIBDIR)/$(CONFIG)/libgpr.a $(LDLIBS) -o $(BINDIR)/$(CONFIG)/h2_full+poll_hpack_size_nosec_test
+
+
+
+
 $(BINDIR)/$(CONFIG)/h2_full+poll_invoke_large_request_nosec_test:  $(LIBDIR)/$(CONFIG)/libend2end_fixture_h2_full+poll.a $(LIBDIR)/$(CONFIG)/libend2end_test_invoke_large_request.a $(LIBDIR)/$(CONFIG)/libgrpc_test_util_unsecure.a $(LIBDIR)/$(CONFIG)/libgrpc_unsecure.a $(LIBDIR)/$(CONFIG)/libgpr_test_util.a $(LIBDIR)/$(CONFIG)/libgpr.a
 	$(E) "[LD]      Linking $@"
 	$(Q) mkdir -p `dirname $@`
@@ -21283,6 +21670,14 @@ $(BINDIR)/$(CONFIG)/h2_sockpair_high_initial_seqno_nosec_test:  $(LIBDIR)/$(CONF
 
 
 
+$(BINDIR)/$(CONFIG)/h2_sockpair_hpack_size_nosec_test:  $(LIBDIR)/$(CONFIG)/libend2end_fixture_h2_sockpair.a $(LIBDIR)/$(CONFIG)/libend2end_test_hpack_size.a $(LIBDIR)/$(CONFIG)/libgrpc_test_util_unsecure.a $(LIBDIR)/$(CONFIG)/libgrpc_unsecure.a $(LIBDIR)/$(CONFIG)/libgpr_test_util.a $(LIBDIR)/$(CONFIG)/libgpr.a
+	$(E) "[LD]      Linking $@"
+	$(Q) mkdir -p `dirname $@`
+	$(Q) $(LD) $(LDFLAGS)  $(LIBDIR)/$(CONFIG)/libend2end_fixture_h2_sockpair.a $(LIBDIR)/$(CONFIG)/libend2end_test_hpack_size.a $(LIBDIR)/$(CONFIG)/libgrpc_test_util_unsecure.a $(LIBDIR)/$(CONFIG)/libgrpc_unsecure.a $(LIBDIR)/$(CONFIG)/libgpr_test_util.a $(LIBDIR)/$(CONFIG)/libgpr.a $(LDLIBS) -o $(BINDIR)/$(CONFIG)/h2_sockpair_hpack_size_nosec_test
+
+
+
+
 $(BINDIR)/$(CONFIG)/h2_sockpair_invoke_large_request_nosec_test:  $(LIBDIR)/$(CONFIG)/libend2end_fixture_h2_sockpair.a $(LIBDIR)/$(CONFIG)/libend2end_test_invoke_large_request.a $(LIBDIR)/$(CONFIG)/libgrpc_test_util_unsecure.a $(LIBDIR)/$(CONFIG)/libgrpc_unsecure.a $(LIBDIR)/$(CONFIG)/libgpr_test_util.a $(LIBDIR)/$(CONFIG)/libgpr.a
 	$(E) "[LD]      Linking $@"
 	$(Q) mkdir -p `dirname $@`
@@ -21763,6 +22158,14 @@ $(BINDIR)/$(CONFIG)/h2_sockpair_1byte_high_initial_seqno_nosec_test:  $(LIBDIR)/
 
 
 
+$(BINDIR)/$(CONFIG)/h2_sockpair_1byte_hpack_size_nosec_test:  $(LIBDIR)/$(CONFIG)/libend2end_fixture_h2_sockpair_1byte.a $(LIBDIR)/$(CONFIG)/libend2end_test_hpack_size.a $(LIBDIR)/$(CONFIG)/libgrpc_test_util_unsecure.a $(LIBDIR)/$(CONFIG)/libgrpc_unsecure.a $(LIBDIR)/$(CONFIG)/libgpr_test_util.a $(LIBDIR)/$(CONFIG)/libgpr.a
+	$(E) "[LD]      Linking $@"
+	$(Q) mkdir -p `dirname $@`
+	$(Q) $(LD) $(LDFLAGS)  $(LIBDIR)/$(CONFIG)/libend2end_fixture_h2_sockpair_1byte.a $(LIBDIR)/$(CONFIG)/libend2end_test_hpack_size.a $(LIBDIR)/$(CONFIG)/libgrpc_test_util_unsecure.a $(LIBDIR)/$(CONFIG)/libgrpc_unsecure.a $(LIBDIR)/$(CONFIG)/libgpr_test_util.a $(LIBDIR)/$(CONFIG)/libgpr.a $(LDLIBS) -o $(BINDIR)/$(CONFIG)/h2_sockpair_1byte_hpack_size_nosec_test
+
+
+
+
 $(BINDIR)/$(CONFIG)/h2_sockpair_1byte_invoke_large_request_nosec_test:  $(LIBDIR)/$(CONFIG)/libend2end_fixture_h2_sockpair_1byte.a $(LIBDIR)/$(CONFIG)/libend2end_test_invoke_large_request.a $(LIBDIR)/$(CONFIG)/libgrpc_test_util_unsecure.a $(LIBDIR)/$(CONFIG)/libgrpc_unsecure.a $(LIBDIR)/$(CONFIG)/libgpr_test_util.a $(LIBDIR)/$(CONFIG)/libgpr.a
 	$(E) "[LD]      Linking $@"
 	$(Q) mkdir -p `dirname $@`
@@ -22027,6 +22430,14 @@ $(BINDIR)/$(CONFIG)/h2_uchannel_high_initial_seqno_nosec_test:  $(LIBDIR)/$(CONF
 
 
 
+$(BINDIR)/$(CONFIG)/h2_uchannel_hpack_size_nosec_test:  $(LIBDIR)/$(CONFIG)/libend2end_fixture_h2_uchannel.a $(LIBDIR)/$(CONFIG)/libend2end_test_hpack_size.a $(LIBDIR)/$(CONFIG)/libgrpc_test_util_unsecure.a $(LIBDIR)/$(CONFIG)/libgrpc_unsecure.a $(LIBDIR)/$(CONFIG)/libgpr_test_util.a $(LIBDIR)/$(CONFIG)/libgpr.a
+	$(E) "[LD]      Linking $@"
+	$(Q) mkdir -p `dirname $@`
+	$(Q) $(LD) $(LDFLAGS)  $(LIBDIR)/$(CONFIG)/libend2end_fixture_h2_uchannel.a $(LIBDIR)/$(CONFIG)/libend2end_test_hpack_size.a $(LIBDIR)/$(CONFIG)/libgrpc_test_util_unsecure.a $(LIBDIR)/$(CONFIG)/libgrpc_unsecure.a $(LIBDIR)/$(CONFIG)/libgpr_test_util.a $(LIBDIR)/$(CONFIG)/libgpr.a $(LDLIBS) -o $(BINDIR)/$(CONFIG)/h2_uchannel_hpack_size_nosec_test
+
+
+
+
 $(BINDIR)/$(CONFIG)/h2_uchannel_invoke_large_request_nosec_test:  $(LIBDIR)/$(CONFIG)/libend2end_fixture_h2_uchannel.a $(LIBDIR)/$(CONFIG)/libend2end_test_invoke_large_request.a $(LIBDIR)/$(CONFIG)/libgrpc_test_util_unsecure.a $(LIBDIR)/$(CONFIG)/libgrpc_unsecure.a $(LIBDIR)/$(CONFIG)/libgpr_test_util.a $(LIBDIR)/$(CONFIG)/libgpr.a
 	$(E) "[LD]      Linking $@"
 	$(Q) mkdir -p `dirname $@`
@@ -22291,6 +22702,14 @@ $(BINDIR)/$(CONFIG)/h2_uds_high_initial_seqno_nosec_test:  $(LIBDIR)/$(CONFIG)/l
 
 
 
+$(BINDIR)/$(CONFIG)/h2_uds_hpack_size_nosec_test:  $(LIBDIR)/$(CONFIG)/libend2end_fixture_h2_uds.a $(LIBDIR)/$(CONFIG)/libend2end_test_hpack_size.a $(LIBDIR)/$(CONFIG)/libgrpc_test_util_unsecure.a $(LIBDIR)/$(CONFIG)/libgrpc_unsecure.a $(LIBDIR)/$(CONFIG)/libgpr_test_util.a $(LIBDIR)/$(CONFIG)/libgpr.a
+	$(E) "[LD]      Linking $@"
+	$(Q) mkdir -p `dirname $@`
+	$(Q) $(LD) $(LDFLAGS)  $(LIBDIR)/$(CONFIG)/libend2end_fixture_h2_uds.a $(LIBDIR)/$(CONFIG)/libend2end_test_hpack_size.a $(LIBDIR)/$(CONFIG)/libgrpc_test_util_unsecure.a $(LIBDIR)/$(CONFIG)/libgrpc_unsecure.a $(LIBDIR)/$(CONFIG)/libgpr_test_util.a $(LIBDIR)/$(CONFIG)/libgpr.a $(LDLIBS) -o $(BINDIR)/$(CONFIG)/h2_uds_hpack_size_nosec_test
+
+
+
+
 $(BINDIR)/$(CONFIG)/h2_uds_invoke_large_request_nosec_test:  $(LIBDIR)/$(CONFIG)/libend2end_fixture_h2_uds.a $(LIBDIR)/$(CONFIG)/libend2end_test_invoke_large_request.a $(LIBDIR)/$(CONFIG)/libgrpc_test_util_unsecure.a $(LIBDIR)/$(CONFIG)/libgrpc_unsecure.a $(LIBDIR)/$(CONFIG)/libgpr_test_util.a $(LIBDIR)/$(CONFIG)/libgpr.a
 	$(E) "[LD]      Linking $@"
 	$(Q) mkdir -p `dirname $@`
@@ -22555,6 +22974,14 @@ $(BINDIR)/$(CONFIG)/h2_uds+poll_high_initial_seqno_nosec_test:  $(LIBDIR)/$(CONF
 
 
 
+$(BINDIR)/$(CONFIG)/h2_uds+poll_hpack_size_nosec_test:  $(LIBDIR)/$(CONFIG)/libend2end_fixture_h2_uds+poll.a $(LIBDIR)/$(CONFIG)/libend2end_test_hpack_size.a $(LIBDIR)/$(CONFIG)/libgrpc_test_util_unsecure.a $(LIBDIR)/$(CONFIG)/libgrpc_unsecure.a $(LIBDIR)/$(CONFIG)/libgpr_test_util.a $(LIBDIR)/$(CONFIG)/libgpr.a
+	$(E) "[LD]      Linking $@"
+	$(Q) mkdir -p `dirname $@`
+	$(Q) $(LD) $(LDFLAGS)  $(LIBDIR)/$(CONFIG)/libend2end_fixture_h2_uds+poll.a $(LIBDIR)/$(CONFIG)/libend2end_test_hpack_size.a $(LIBDIR)/$(CONFIG)/libgrpc_test_util_unsecure.a $(LIBDIR)/$(CONFIG)/libgrpc_unsecure.a $(LIBDIR)/$(CONFIG)/libgpr_test_util.a $(LIBDIR)/$(CONFIG)/libgpr.a $(LDLIBS) -o $(BINDIR)/$(CONFIG)/h2_uds+poll_hpack_size_nosec_test
+
+
+
+
 $(BINDIR)/$(CONFIG)/h2_uds+poll_invoke_large_request_nosec_test:  $(LIBDIR)/$(CONFIG)/libend2end_fixture_h2_uds+poll.a $(LIBDIR)/$(CONFIG)/libend2end_test_invoke_large_request.a $(LIBDIR)/$(CONFIG)/libgrpc_test_util_unsecure.a $(LIBDIR)/$(CONFIG)/libgrpc_unsecure.a $(LIBDIR)/$(CONFIG)/libgpr_test_util.a $(LIBDIR)/$(CONFIG)/libgpr.a
 	$(E) "[LD]      Linking $@"
 	$(Q) mkdir -p `dirname $@`
diff --git a/build.yaml b/build.yaml
index 195c75f21bf..e16a8c668b7 100644
--- a/build.yaml
+++ b/build.yaml
@@ -1914,6 +1914,20 @@ targets:
   - mac
   - linux
   - posix
+- name: metrics_client
+  build: test
+  run: false
+  language: c++
+  headers:
+  - test/cpp/util/metrics_server.h
+  src:
+  - test/proto/metrics.proto
+  - test/cpp/interop/metrics_client.cc
+  deps:
+  - grpc++
+  - grpc
+  - gpr
+  - grpc++_test_config
 - name: mock_test
   build: test
   language: c++
@@ -2155,13 +2169,16 @@ targets:
   - test/cpp/interop/client_helper.h
   - test/cpp/interop/interop_client.h
   - test/cpp/interop/stress_interop_client.h
+  - test/cpp/util/metrics_server.h
   src:
   - test/proto/empty.proto
   - test/proto/messages.proto
+  - test/proto/metrics.proto
   - test/proto/test.proto
   - test/cpp/interop/interop_client.cc
   - test/cpp/interop/stress_interop_client.cc
   - test/cpp/interop/stress_test.cc
+  - test/cpp/util/metrics_server.cc
   deps:
   - grpc++_test_util
   - grpc_test_util
@@ -2256,6 +2273,23 @@ node_modules:
 - deps:
   - grpc
   - gpr
+  headers:
+  - src/node/ext/byte_buffer.h
+  - src/node/ext/call.h
+  - src/node/ext/call_credentials.h
+  - src/node/ext/channel.h
+  - src/node/ext/channel_credentials.h
+  - src/node/ext/completion_queue_async_worker.h
+  - src/node/ext/server.h
+  - src/node/ext/server_credentials.h
+  - src/node/ext/timeval.h
+  js:
+  - src/node/index.js
+  - src/node/src/client.js
+  - src/node/src/common.js
+  - src/node/src/credentials.js
+  - src/node/src/metadata.js
+  - src/node/src/server.js
   name: grpc_node
   src:
   - src/node/ext/byte_buffer.cc
diff --git a/include/grpc++/security/credentials.h b/include/grpc++/security/credentials.h
index 56827c0f21b..cc827f09b0a 100644
--- a/include/grpc++/security/credentials.h
+++ b/include/grpc++/security/credentials.h
@@ -186,9 +186,8 @@ std::shared_ptr<CallCredentials> GoogleIAMCredentials(
 /// Combines a channel credentials and a call credentials into a composite
 /// channel credentials.
 std::shared_ptr<ChannelCredentials> CompositeChannelCredentials(
-      const std::shared_ptr<ChannelCredentials>& channel_creds,
-      const std::shared_ptr<CallCredentials>& call_creds);
-
+    const std::shared_ptr<ChannelCredentials>& channel_creds,
+    const std::shared_ptr<CallCredentials>& call_creds);
 
 /// Combines two call credentials objects into a composite call credentials.
 std::shared_ptr<CallCredentials> CompositeCallCredentials(
diff --git a/include/grpc/grpc.h b/include/grpc/grpc.h
index 191ad5db1ec..f07f584ef2c 100644
--- a/include/grpc/grpc.h
+++ b/include/grpc/grpc.h
@@ -127,6 +127,12 @@ typedef struct {
 /** Initial sequence number for http2 transports */
 #define GRPC_ARG_HTTP2_INITIAL_SEQUENCE_NUMBER \
   "grpc.http2.initial_sequence_number"
+/** How much memory to use for hpack decoding */
+#define GRPC_ARG_HTTP2_HPACK_TABLE_SIZE_DECODER \
+  "grpc.http2.hpack_table_size.decoder"
+/** How much memory to use for hpack encoding */
+#define GRPC_ARG_HTTP2_HPACK_TABLE_SIZE_ENCODER \
+  "grpc.http2.hpack_table_size.encoder"
 /** Default authority to pass if none specified on call construction */
 #define GRPC_ARG_DEFAULT_AUTHORITY "grpc.default_authority"
 /** Primary user agent: goes at the start of the user-agent metadata
diff --git a/reports/interop_html_report.template b/reports/interop_html_report.template
new file mode 100644
index 00000000000..1ba2e6cfc22
--- /dev/null
+++ b/reports/interop_html_report.template
@@ -0,0 +1,141 @@
+<!DOCTYPE html>
+<html lang="en">
+<head><title>Interop Test Result</title></head>
+<body>
+
+<%def name="fill_one_test_result(shortname, resultset)">
+  % if shortname in resultset:
+    ## Because interop tests does not have runs_per_test flag, each test is 
+    ## run once. So there should only be one element for each result.
+    <% result = resultset[shortname][0] %>
+    % if result.state == 'PASSED':      
+        <td bgcolor="green">PASS</td>
+    % else:
+      <% 
+        tooltip = ''
+        if result.returncode > 0 or result.message:
+          if result.returncode > 0:
+            tooltip = 'returncode: %d ' % result.returncode
+          if result.message:
+            tooltip = '%smessage: %s' % (tooltip, result.message)  
+      %>     
+      % if result.state == 'FAILED':
+        <td bgcolor="red">
+        % if tooltip:  
+          <a href="#" data-toggle="tooltip" data-placement="auto" title="${tooltip | h}">FAIL</a></td>
+        % else:
+          FAIL</td>
+        % endif
+      % elif result.state == 'TIMEOUT':
+        <td bgcolor="yellow">
+        % if tooltip:
+          <a href="#" data-toggle="tooltip" data-placement="auto" title="${tooltip | h}">TIMEOUT</a></td> 
+        % else:
+          TIMEOUT</td>
+        % endif
+      % endif
+    % endif
+  % else:
+     <td bgcolor="magenta">Not implemented</td>
+  % endif
+</%def>
+
+% if num_failures > 1:
+  <p><h2><font color="red">${num_failures} tests failed!</font></h2></p>
+% elif num_failures:
+  <p><h2><font color="red">${num_failures} test failed!</font></h2></p>
+% else:
+  <p><h2><font color="green">All tests passed!</font></h2></p>
+% endif
+
+% if cloud_to_prod:
+  ## Each column header is the client language.
+  <h2>Cloud to Prod</h2>
+  <table style="width:100%" border="1">
+  <tr bgcolor="#00BFFF">
+  <th>Client languages &#9658;<br/>Test Cases &#9660;</th>
+  % for client_lang in client_langs:
+    <th>${client_lang}</th>
+  % endfor
+  </tr>
+  % for test_case in test_cases + auth_test_cases:
+    <tr><td><b>${test_case}</b></td>
+    % for client_lang in client_langs:
+      <% 
+        if test_case in auth_test_cases:
+          shortname = 'cloud_to_prod_auth:%s:%s' % (client_lang, test_case)
+        else:
+          shortname = 'cloud_to_prod:%s:%s' % (client_lang, test_case)
+      %>
+      ${fill_one_test_result(shortname, resultset)}
+    % endfor
+    </tr> 
+  % endfor
+  </table>
+% endif
+
+% if http2_interop:
+  ## Each column header is the server language.
+  <h2>HTTP/2 Interop</h2> 
+  <table style="width:100%" border="1">
+  <tr bgcolor="#00BFFF">
+  <th>Servers &#9658;<br/>Test Cases &#9660;</th>
+  % for server_lang in server_langs:
+    <th>${server_lang}</th>
+  % endfor
+  % if cloud_to_prod:
+    <th>prod</th>
+  % endif
+  </tr>
+  % for test_case in http2_cases:
+    <tr><td><b>${test_case}</b></td>
+    ## Fill up the cells with test result.
+    % for server_lang in server_langs:
+      <% 
+        shortname = 'cloud_to_cloud:http2:%s_server:%s' % (
+            server_lang, test_case)
+      %>
+      ${fill_one_test_result(shortname, resultset)}
+    % endfor
+    % if cloud_to_prod:
+      <% shortname = 'cloud_to_prod:http2:%s' % test_case %>
+      ${fill_one_test_result(shortname, resultset)}
+    % endif
+    </tr>
+  % endfor
+  </table>
+% endif
+
+% if server_langs:
+  % for test_case in test_cases:
+    ## Each column header is the client language.
+    <h2>${test_case}</h2> 
+    <table style="width:100%" border="1">
+    <tr bgcolor="#00BFFF">
+    <th>Client languages &#9658;<br/>Server languages &#9660;</th>
+    % for client_lang in client_langs:
+      <th>${client_lang}</th>
+    % endfor
+    </tr>
+    ## Each row head is the server language.
+    % for server_lang in server_langs:
+      <tr>
+      <td><b>${server_lang}</b></td>
+      % for client_lang in client_langs:
+        <% 
+          shortname = 'cloud_to_cloud:%s:%s_server:%s' % (
+              client_lang, server_lang, test_case)
+        %>
+        ${fill_one_test_result(shortname, resultset)}
+      % endfor
+      </tr>
+    % endfor
+    </table>
+  % endfor
+% endif
+
+<script>
+  $(document).ready(function(){$('[data-toggle="tooltip"]').tooltip();});
+</script>
+</body>
+</html>
diff --git a/src/core/client_config/subchannel.h b/src/core/client_config/subchannel.h
index 1fefa1888a7..381b7689b89 100644
--- a/src/core/client_config/subchannel.h
+++ b/src/core/client_config/subchannel.h
@@ -77,10 +77,10 @@ void grpc_subchannel_call_unref(grpc_exec_ctx *exec_ctx,
 
 /** construct a subchannel call (possibly asynchronously).
  *
- * If the returned status is 1, the call will return immediately and \a target 
- * will point to a connected \a subchannel_call instance. Note that \a notify 
+ * If the returned status is 1, the call will return immediately and \a target
+ * will point to a connected \a subchannel_call instance. Note that \a notify
  * will \em not be invoked in this case.
- * Otherwise, if the returned status is 0, the subchannel call will be created 
+ * Otherwise, if the returned status is 0, the subchannel call will be created
  * asynchronously, invoking the \a notify callback upon completion. */
 int grpc_subchannel_create_call(grpc_exec_ctx *exec_ctx,
                                 grpc_subchannel *subchannel,
diff --git a/src/core/iomgr/pollset_windows.c b/src/core/iomgr/pollset_windows.c
index c3f310ee27f..deb661548d2 100644
--- a/src/core/iomgr/pollset_windows.c
+++ b/src/core/iomgr/pollset_windows.c
@@ -126,7 +126,8 @@ void grpc_pollset_destroy(grpc_pollset *pollset) {}
 
 void grpc_pollset_reset(grpc_pollset *pollset) {
   GPR_ASSERT(pollset->shutting_down);
-  GPR_ASSERT(!has_workers(&pollset->root_worker, GRPC_POLLSET_WORKER_LINK_POLLSET));
+  GPR_ASSERT(
+      !has_workers(&pollset->root_worker, GRPC_POLLSET_WORKER_LINK_POLLSET));
   pollset->shutting_down = 0;
   pollset->is_iocp_worker = 0;
   pollset->kicked_without_pollers = 0;
diff --git a/src/core/iomgr/tcp_server.h b/src/core/iomgr/tcp_server.h
index 882635f6388..3294e137974 100644
--- a/src/core/iomgr/tcp_server.h
+++ b/src/core/iomgr/tcp_server.h
@@ -39,6 +39,9 @@
 /* Forward decl of grpc_tcp_server */
 typedef struct grpc_tcp_server grpc_tcp_server;
 
+/* Forward decl of grpc_tcp_listener */
+typedef struct grpc_tcp_listener grpc_tcp_listener;
+
 /* Called for newly connected TCP connections. */
 typedef void (*grpc_tcp_server_cb)(grpc_exec_ctx *exec_ctx, void *arg,
                                    grpc_endpoint *ep);
@@ -51,19 +54,17 @@ void grpc_tcp_server_start(grpc_exec_ctx *exec_ctx, grpc_tcp_server *server,
                            grpc_pollset **pollsets, size_t pollset_count,
                            grpc_tcp_server_cb on_accept_cb, void *cb_arg);
 
-/* Add a port to the server, returning port number on success, or negative
-   on failure.
+/* Add a port to the server, returning the newly created listener on success,
+   or a null pointer on failure.
 
    The :: and 0.0.0.0 wildcard addresses are treated identically, accepting
    both IPv4 and IPv6 connections, but :: is the preferred style.  This usually
    creates one socket, but possibly two on systems which support IPv6,
-   but not dualstack sockets.
-
-   For raw access to the underlying sockets, see grpc_tcp_server_get_fd(). */
+   but not dualstack sockets. */
 /* TODO(ctiller): deprecate this, and make grpc_tcp_server_add_ports to handle
                   all of the multiple socket port matching logic in one place */
-int grpc_tcp_server_add_port(grpc_tcp_server *s, const void *addr,
-                             size_t addr_len);
+grpc_tcp_listener *grpc_tcp_server_add_port(grpc_tcp_server *s,
+                                            const void *addr, size_t addr_len);
 
 /* Returns the file descriptor of the Nth listening socket on this server,
    or -1 if the index is out of bounds.
@@ -75,4 +76,8 @@ int grpc_tcp_server_get_fd(grpc_tcp_server *s, unsigned index);
 void grpc_tcp_server_destroy(grpc_exec_ctx *exec_ctx, grpc_tcp_server *server,
                              grpc_closure *closure);
 
+int grpc_tcp_listener_get_port(grpc_tcp_listener *listener);
+void grpc_tcp_listener_ref(grpc_tcp_listener *listener);
+void grpc_tcp_listener_unref(grpc_tcp_listener *listener);
+
 #endif /* GRPC_INTERNAL_CORE_IOMGR_TCP_SERVER_H */
diff --git a/src/core/iomgr/tcp_server_posix.c b/src/core/iomgr/tcp_server_posix.c
index 99c76dcbe9a..0ece77c4e8f 100644
--- a/src/core/iomgr/tcp_server_posix.c
+++ b/src/core/iomgr/tcp_server_posix.c
@@ -67,14 +67,13 @@
 #include <grpc/support/sync.h>
 #include <grpc/support/time.h>
 
-#define INIT_PORT_CAP 2
 #define MIN_SAFE_ACCEPT_QUEUE_SIZE 100
 
 static gpr_once s_init_max_accept_queue_size;
 static int s_max_accept_queue_size;
 
 /* one listening port */
-typedef struct {
+struct grpc_tcp_listener {
   int fd;
   grpc_fd *emfd;
   grpc_tcp_server *server;
@@ -84,9 +83,18 @@ typedef struct {
     struct sockaddr_un un;
   } addr;
   size_t addr_len;
+  int port;
   grpc_closure read_closure;
   grpc_closure destroyed_closure;
-} server_port;
+  gpr_refcount refs;
+  struct grpc_tcp_listener *next;
+  /* When we add a listener, more than one can be created, mainly because of
+     IPv6. A sibling will still be in the normal list, but will be flagged
+     as such. Any action, such as ref or unref, will affect all of the
+     siblings in the list. */
+  struct grpc_tcp_listener *sibling;
+  int is_sibling;
+};
 
 static void unlink_if_unix_domain_socket(const struct sockaddr_un *un) {
   struct stat st;
@@ -112,10 +120,9 @@ struct grpc_tcp_server {
   /* is this server shutting down? (boolean) */
   int shutdown;
 
-  /* all listening ports */
-  server_port *ports;
-  size_t nports;
-  size_t port_capacity;
+  /* linked list of server ports */
+  grpc_tcp_listener *head;
+  unsigned nports;
 
   /* shutdown callback */
   grpc_closure *shutdown_complete;
@@ -134,9 +141,8 @@ grpc_tcp_server *grpc_tcp_server_create(void) {
   s->shutdown = 0;
   s->on_accept_cb = NULL;
   s->on_accept_cb_arg = NULL;
-  s->ports = gpr_malloc(sizeof(server_port) * INIT_PORT_CAP);
+  s->head = NULL;
   s->nports = 0;
-  s->port_capacity = INIT_PORT_CAP;
   return s;
 }
 
@@ -145,7 +151,12 @@ static void finish_shutdown(grpc_exec_ctx *exec_ctx, grpc_tcp_server *s) {
 
   gpr_mu_destroy(&s->mu);
 
-  gpr_free(s->ports);
+  while (s->head) {
+    grpc_tcp_listener *sp = s->head;
+    s->head = sp->next;
+    grpc_tcp_listener_unref(sp);
+  }
+
   gpr_free(s);
 }
 
@@ -166,8 +177,6 @@ static void destroyed_port(grpc_exec_ctx *exec_ctx, void *server, int success) {
    events will be received on them - at this point it's safe to destroy
    things */
 static void deactivated_all_ports(grpc_exec_ctx *exec_ctx, grpc_tcp_server *s) {
-  size_t i;
-
   /* delete ALL the things */
   gpr_mu_lock(&s->mu);
 
@@ -176,9 +185,9 @@ static void deactivated_all_ports(grpc_exec_ctx *exec_ctx, grpc_tcp_server *s) {
     return;
   }
 
-  if (s->nports) {
-    for (i = 0; i < s->nports; i++) {
-      server_port *sp = &s->ports[i];
+  if (s->head) {
+    grpc_tcp_listener *sp;
+    for (sp = s->head; sp; sp = sp->next) {
       if (sp->addr.sockaddr.sa_family == AF_UNIX) {
         unlink_if_unix_domain_socket(&sp->addr.un);
       }
@@ -196,7 +205,6 @@ static void deactivated_all_ports(grpc_exec_ctx *exec_ctx, grpc_tcp_server *s) {
 
 void grpc_tcp_server_destroy(grpc_exec_ctx *exec_ctx, grpc_tcp_server *s,
                              grpc_closure *closure) {
-  size_t i;
   gpr_mu_lock(&s->mu);
 
   GPR_ASSERT(!s->shutdown);
@@ -206,8 +214,9 @@ void grpc_tcp_server_destroy(grpc_exec_ctx *exec_ctx, grpc_tcp_server *s,
 
   /* shutdown all fd's */
   if (s->active_ports) {
-    for (i = 0; i < s->nports; i++) {
-      grpc_fd_shutdown(exec_ctx, s->ports[i].emfd);
+    grpc_tcp_listener *sp;
+    for (sp = s->head; sp; sp = sp->next) {
+      grpc_fd_shutdown(exec_ctx, sp->emfd);
     }
     gpr_mu_unlock(&s->mu);
   } else {
@@ -298,7 +307,7 @@ error:
 
 /* event manager callback when reads are ready */
 static void on_read(grpc_exec_ctx *exec_ctx, void *arg, int success) {
-  server_port *sp = arg;
+  grpc_tcp_listener *sp = arg;
   grpc_fd *fdobj;
   size_t i;
 
@@ -364,9 +373,10 @@ error:
   }
 }
 
-static int add_socket_to_server(grpc_tcp_server *s, int fd,
-                                const struct sockaddr *addr, size_t addr_len) {
-  server_port *sp;
+static grpc_tcp_listener *add_socket_to_server(grpc_tcp_server *s, int fd,
+                                               const struct sockaddr *addr,
+                                               size_t addr_len) {
+  grpc_tcp_listener *sp = NULL;
   int port;
   char *addr_str;
   char *name;
@@ -376,32 +386,34 @@ static int add_socket_to_server(grpc_tcp_server *s, int fd,
     grpc_sockaddr_to_string(&addr_str, (struct sockaddr *)&addr, 1);
     gpr_asprintf(&name, "tcp-server-listener:%s", addr_str);
     gpr_mu_lock(&s->mu);
+    s->nports++;
     GPR_ASSERT(!s->on_accept_cb && "must add ports before starting server");
-    /* append it to the list under a lock */
-    if (s->nports == s->port_capacity) {
-      s->port_capacity *= 2;
-      s->ports = gpr_realloc(s->ports, sizeof(server_port) * s->port_capacity);
-    }
-    sp = &s->ports[s->nports++];
+    sp = gpr_malloc(sizeof(grpc_tcp_listener));
+    sp->next = s->head;
+    s->head = sp;
     sp->server = s;
     sp->fd = fd;
     sp->emfd = grpc_fd_create(fd, name);
     memcpy(sp->addr.untyped, addr, addr_len);
     sp->addr_len = addr_len;
+    sp->port = port;
+    sp->is_sibling = 0;
+    sp->sibling = NULL;
+    gpr_ref_init(&sp->refs, 1);
     GPR_ASSERT(sp->emfd);
     gpr_mu_unlock(&s->mu);
     gpr_free(addr_str);
     gpr_free(name);
   }
 
-  return port;
+  return sp;
 }
 
-int grpc_tcp_server_add_port(grpc_tcp_server *s, const void *addr,
-                             size_t addr_len) {
-  int allocated_port1 = -1;
-  int allocated_port2 = -1;
-  unsigned i;
+grpc_tcp_listener *grpc_tcp_server_add_port(grpc_tcp_server *s,
+                                            const void *addr, size_t addr_len) {
+  int allocated_port = -1;
+  grpc_tcp_listener *sp;
+  grpc_tcp_listener *sp2 = NULL;
   int fd;
   grpc_dualstack_mode dsmode;
   struct sockaddr_in6 addr6_v4mapped;
@@ -420,9 +432,9 @@ int grpc_tcp_server_add_port(grpc_tcp_server *s, const void *addr,
   /* Check if this is a wildcard port, and if so, try to keep the port the same
      as some previously created listener. */
   if (grpc_sockaddr_get_port(addr) == 0) {
-    for (i = 0; i < s->nports; i++) {
+    for (sp = s->head; sp; sp = sp->next) {
       sockname_len = sizeof(sockname_temp);
-      if (0 == getsockname(s->ports[i].fd, (struct sockaddr *)&sockname_temp,
+      if (0 == getsockname(sp->fd, (struct sockaddr *)&sockname_temp,
                            &sockname_len)) {
         port = grpc_sockaddr_get_port((struct sockaddr *)&sockname_temp);
         if (port > 0) {
@@ -436,6 +448,8 @@ int grpc_tcp_server_add_port(grpc_tcp_server *s, const void *addr,
     }
   }
 
+  sp = NULL;
+
   if (grpc_sockaddr_to_v4mapped(addr, &addr6_v4mapped)) {
     addr = (const struct sockaddr *)&addr6_v4mapped;
     addr_len = sizeof(addr6_v4mapped);
@@ -449,14 +463,16 @@ int grpc_tcp_server_add_port(grpc_tcp_server *s, const void *addr,
     addr = (struct sockaddr *)&wild6;
     addr_len = sizeof(wild6);
     fd = grpc_create_dualstack_socket(addr, SOCK_STREAM, 0, &dsmode);
-    allocated_port1 = add_socket_to_server(s, fd, addr, addr_len);
+    sp = add_socket_to_server(s, fd, addr, addr_len);
+    allocated_port = sp->port;
     if (fd >= 0 && dsmode == GRPC_DSMODE_DUALSTACK) {
       goto done;
     }
 
     /* If we didn't get a dualstack socket, also listen on 0.0.0.0. */
-    if (port == 0 && allocated_port1 > 0) {
-      grpc_sockaddr_set_port((struct sockaddr *)&wild4, allocated_port1);
+    if (port == 0 && allocated_port > 0) {
+      grpc_sockaddr_set_port((struct sockaddr *)&wild4, allocated_port);
+      sp2 = sp;
     }
     addr = (struct sockaddr *)&wild4;
     addr_len = sizeof(wild4);
@@ -471,22 +487,32 @@ int grpc_tcp_server_add_port(grpc_tcp_server *s, const void *addr,
     addr = (struct sockaddr *)&addr4_copy;
     addr_len = sizeof(addr4_copy);
   }
-  allocated_port2 = add_socket_to_server(s, fd, addr, addr_len);
+  sp = add_socket_to_server(s, fd, addr, addr_len);
+  sp->sibling = sp2;
+  if (sp2) sp2->is_sibling = 1;
 
 done:
   gpr_free(allocated_addr);
-  return allocated_port1 >= 0 ? allocated_port1 : allocated_port2;
+  return sp;
 }
 
 int grpc_tcp_server_get_fd(grpc_tcp_server *s, unsigned port_index) {
-  return (port_index < s->nports) ? s->ports[port_index].fd : -1;
+  grpc_tcp_listener *sp;
+  for (sp = s->head; sp && port_index != 0; sp = sp->next, port_index--)
+    ;
+  if (port_index == 0 && sp) {
+    return sp->fd;
+  } else {
+    return -1;
+  }
 }
 
 void grpc_tcp_server_start(grpc_exec_ctx *exec_ctx, grpc_tcp_server *s,
                            grpc_pollset **pollsets, size_t pollset_count,
                            grpc_tcp_server_cb on_accept_cb,
                            void *on_accept_cb_arg) {
-  size_t i, j;
+  size_t i;
+  grpc_tcp_listener *sp;
   GPR_ASSERT(on_accept_cb);
   gpr_mu_lock(&s->mu);
   GPR_ASSERT(!s->on_accept_cb);
@@ -495,17 +521,40 @@ void grpc_tcp_server_start(grpc_exec_ctx *exec_ctx, grpc_tcp_server *s,
   s->on_accept_cb_arg = on_accept_cb_arg;
   s->pollsets = pollsets;
   s->pollset_count = pollset_count;
-  for (i = 0; i < s->nports; i++) {
-    for (j = 0; j < pollset_count; j++) {
-      grpc_pollset_add_fd(exec_ctx, pollsets[j], s->ports[i].emfd);
+  for (sp = s->head; sp; sp = sp->next) {
+    for (i = 0; i < pollset_count; i++) {
+      grpc_pollset_add_fd(exec_ctx, pollsets[i], sp->emfd);
     }
-    s->ports[i].read_closure.cb = on_read;
-    s->ports[i].read_closure.cb_arg = &s->ports[i];
-    grpc_fd_notify_on_read(exec_ctx, s->ports[i].emfd,
-                           &s->ports[i].read_closure);
+    sp->read_closure.cb = on_read;
+    sp->read_closure.cb_arg = sp;
+    grpc_fd_notify_on_read(exec_ctx, sp->emfd, &sp->read_closure);
     s->active_ports++;
   }
   gpr_mu_unlock(&s->mu);
 }
 
+int grpc_tcp_listener_get_port(grpc_tcp_listener *listener) {
+  grpc_tcp_listener *sp = listener;
+  return sp->port;
+}
+
+void grpc_tcp_listener_ref(grpc_tcp_listener *listener) {
+  grpc_tcp_listener *sp = listener;
+  gpr_ref(&sp->refs);
+}
+
+void grpc_tcp_listener_unref(grpc_tcp_listener *listener) {
+  grpc_tcp_listener *sp = listener;
+  if (sp->is_sibling) return;
+  if (gpr_unref(&sp->refs)) {
+    grpc_tcp_listener *sibling = sp->sibling;
+    while (sibling) {
+      sp = sibling;
+      sibling = sp->sibling;
+      gpr_free(sp);
+    }
+    gpr_free(listener);
+  }
+}
+
 #endif
diff --git a/src/core/iomgr/tcp_server_windows.c b/src/core/iomgr/tcp_server_windows.c
index 3fea8b5b350..a2425cd4d2e 100644
--- a/src/core/iomgr/tcp_server_windows.c
+++ b/src/core/iomgr/tcp_server_windows.c
@@ -35,7 +35,8 @@
 
 #ifdef GPR_WINSOCK_SOCKET
 
-#define _GNU_SOURCE
+#include <io.h>
+
 #include "src/core/iomgr/sockaddr_utils.h"
 
 #include <grpc/support/alloc.h>
@@ -51,25 +52,29 @@
 #include "src/core/iomgr/tcp_server.h"
 #include "src/core/iomgr/tcp_windows.h"
 
-#define INIT_PORT_CAP 2
 #define MIN_SAFE_ACCEPT_QUEUE_SIZE 100
 
 /* one listening port */
-typedef struct server_port {
+struct grpc_tcp_listener {
   /* This seemingly magic number comes from AcceptEx's documentation. each
      address buffer needs to have at least 16 more bytes at their end. */
   gpr_uint8 addresses[(sizeof(struct sockaddr_in6) + 16) * 2];
   /* This will hold the socket for the next accept. */
   SOCKET new_socket;
-  /* The listener winsocked. */
+  /* The listener winsocket. */
   grpc_winsocket *socket;
+  /* The actual TCP port number. */
+  int port;
   grpc_tcp_server *server;
   /* The cached AcceptEx for that port. */
   LPFN_ACCEPTEX AcceptEx;
   int shutting_down;
   /* closure for socket notification of accept being ready */
   grpc_closure on_accept;
-} server_port;
+  gpr_refcount refs;
+  /* linked list */
+  struct grpc_tcp_listener *next;
+};
 
 /* the overall server */
 struct grpc_tcp_server {
@@ -82,10 +87,8 @@ struct grpc_tcp_server {
   /* active port count: how many ports are actually still listening */
   int active_ports;
 
-  /* all listening ports */
-  server_port *ports;
-  size_t nports;
-  size_t port_capacity;
+  /* linked list of server ports */
+  grpc_tcp_listener *head;
 
   /* shutdown callback */
   grpc_closure *shutdown_complete;
@@ -99,9 +102,7 @@ grpc_tcp_server *grpc_tcp_server_create(void) {
   s->active_ports = 0;
   s->on_accept_cb = NULL;
   s->on_accept_cb_arg = NULL;
-  s->ports = gpr_malloc(sizeof(server_port) * INIT_PORT_CAP);
-  s->nports = 0;
-  s->port_capacity = INIT_PORT_CAP;
+  s->head = NULL;
   s->shutdown_complete = NULL;
   return s;
 }
@@ -109,26 +110,26 @@ grpc_tcp_server *grpc_tcp_server_create(void) {
 static void dont_care_about_shutdown_completion(void *arg) {}
 
 static void finish_shutdown(grpc_exec_ctx *exec_ctx, grpc_tcp_server *s) {
-  size_t i;
-
   grpc_exec_ctx_enqueue(exec_ctx, s->shutdown_complete, 1);
 
   /* Now that the accepts have been aborted, we can destroy the sockets.
      The IOCP won't get notified on these, so we can flag them as already
      closed by the system. */
-  for (i = 0; i < s->nports; i++) {
-    server_port *sp = &s->ports[i];
+  while (s->head) {
+    grpc_tcp_listener *sp = s->head;
+    s->head = sp->next;
+    sp->next = NULL;
     grpc_winsocket_destroy(sp->socket);
+    grpc_tcp_listener_unref(sp);
   }
-  gpr_free(s->ports);
   gpr_free(s);
 }
 
 /* Public function. Stops and destroys a grpc_tcp_server. */
 void grpc_tcp_server_destroy(grpc_exec_ctx *exec_ctx, grpc_tcp_server *s,
                              grpc_closure *shutdown_complete) {
-  size_t i;
   int immediately_done = 0;
+  grpc_tcp_listener *sp;
   gpr_mu_lock(&s->mu);
 
   s->shutdown_complete = shutdown_complete;
@@ -138,8 +139,7 @@ void grpc_tcp_server_destroy(grpc_exec_ctx *exec_ctx, grpc_tcp_server *s,
   if (s->active_ports == 0) {
     immediately_done = 1;
   }
-  for (i = 0; i < s->nports; i++) {
-    server_port *sp = &s->ports[i];
+  for (sp = s->head; sp; sp = sp->next) {
     sp->shutting_down = 1;
     grpc_winsocket_shutdown(sp->socket);
   }
@@ -199,7 +199,7 @@ error:
 }
 
 static void decrement_active_ports_and_notify(grpc_exec_ctx *exec_ctx,
-                                              server_port *sp) {
+                                              grpc_tcp_listener *sp) {
   int notify = 0;
   sp->shutting_down = 0;
   gpr_mu_lock(&sp->server->mu);
@@ -216,7 +216,7 @@ static void decrement_active_ports_and_notify(grpc_exec_ctx *exec_ctx,
 
 /* In order to do an async accept, we need to create a socket first which
    will be the one assigned to the new incoming connection. */
-static void start_accept(grpc_exec_ctx *exec_ctx, server_port *port) {
+static void start_accept(grpc_exec_ctx *exec_ctx, grpc_tcp_listener *port) {
   SOCKET sock = INVALID_SOCKET;
   char *message;
   char *utf8_message;
@@ -276,7 +276,7 @@ failure:
 
 /* Event manager callback when reads are ready. */
 static void on_accept(grpc_exec_ctx *exec_ctx, void *arg, int from_iocp) {
-  server_port *sp = arg;
+  grpc_tcp_listener *sp = arg;
   SOCKET sock = sp->new_socket;
   grpc_winsocket_callback_info *info = &sp->socket->read_info;
   grpc_endpoint *ep = NULL;
@@ -351,16 +351,17 @@ static void on_accept(grpc_exec_ctx *exec_ctx, void *arg, int from_iocp) {
   start_accept(exec_ctx, sp);
 }
 
-static int add_socket_to_server(grpc_tcp_server *s, SOCKET sock,
-                                const struct sockaddr *addr, size_t addr_len) {
-  server_port *sp;
+static grpc_tcp_listener *add_socket_to_server(grpc_tcp_server *s, SOCKET sock,
+                                               const struct sockaddr *addr,
+                                               size_t addr_len) {
+  grpc_tcp_listener *sp = NULL;
   int port;
   int status;
   GUID guid = WSAID_ACCEPTEX;
   DWORD ioctl_num_bytes;
   LPFN_ACCEPTEX AcceptEx;
 
-  if (sock == INVALID_SOCKET) return -1;
+  if (sock == INVALID_SOCKET) return NULL;
 
   /* We need to grab the AcceptEx pointer for that port, as it may be
      interface-dependent. We'll cache it to avoid doing that again. */
@@ -373,37 +374,34 @@ static int add_socket_to_server(grpc_tcp_server *s, SOCKET sock,
     gpr_log(GPR_ERROR, "on_connect error: %s", utf8_message);
     gpr_free(utf8_message);
     closesocket(sock);
-    return -1;
+    return NULL;
   }
 
   port = prepare_socket(sock, addr, addr_len);
   if (port >= 0) {
     gpr_mu_lock(&s->mu);
     GPR_ASSERT(!s->on_accept_cb && "must add ports before starting server");
-    /* append it to the list under a lock */
-    if (s->nports == s->port_capacity) {
-      /* too many ports, and we need to store their address in a closure */
-      /* TODO(ctiller): make server_port a linked list */
-      abort();
-    }
-    sp = &s->ports[s->nports++];
+    sp = gpr_malloc(sizeof(grpc_tcp_listener));
+    sp->next = s->head;
+    s->head = sp;
     sp->server = s;
     sp->socket = grpc_winsocket_create(sock, "listener");
     sp->shutting_down = 0;
     sp->AcceptEx = AcceptEx;
     sp->new_socket = INVALID_SOCKET;
+    sp->port = port;
+    gpr_ref_init(&sp->refs, 1);
     grpc_closure_init(&sp->on_accept, on_accept, sp);
     GPR_ASSERT(sp->socket);
     gpr_mu_unlock(&s->mu);
   }
 
-  return port;
+  return sp;
 }
 
-int grpc_tcp_server_add_port(grpc_tcp_server *s, const void *addr,
-                             size_t addr_len) {
-  int allocated_port = -1;
-  unsigned i;
+grpc_tcp_listener *grpc_tcp_server_add_port(grpc_tcp_server *s,
+                                            const void *addr, size_t addr_len) {
+  grpc_tcp_listener *sp;
   SOCKET sock;
   struct sockaddr_in6 addr6_v4mapped;
   struct sockaddr_in6 wildcard;
@@ -415,9 +413,9 @@ int grpc_tcp_server_add_port(grpc_tcp_server *s, const void *addr,
   /* Check if this is a wildcard port, and if so, try to keep the port the same
      as some previously created listener. */
   if (grpc_sockaddr_get_port(addr) == 0) {
-    for (i = 0; i < s->nports; i++) {
+    for (sp = s->head; sp; sp = sp->next) {
       sockname_len = sizeof(sockname_temp);
-      if (0 == getsockname(s->ports[i].socket->socket,
+      if (0 == getsockname(sp->socket->socket,
                            (struct sockaddr *)&sockname_temp, &sockname_len)) {
         port = grpc_sockaddr_get_port((struct sockaddr *)&sockname_temp);
         if (port > 0) {
@@ -452,33 +450,56 @@ int grpc_tcp_server_add_port(grpc_tcp_server *s, const void *addr,
     gpr_free(utf8_message);
   }
 
-  allocated_port = add_socket_to_server(s, sock, addr, addr_len);
+  sp = add_socket_to_server(s, sock, addr, addr_len);
   gpr_free(allocated_addr);
 
-  return allocated_port;
+  return sp;
 }
 
-SOCKET
-grpc_tcp_server_get_socket(grpc_tcp_server *s, unsigned index) {
-  return (index < s->nports) ? s->ports[index].socket->socket : INVALID_SOCKET;
+int grpc_tcp_server_get_fd(grpc_tcp_server *s, unsigned port_index) {
+  grpc_tcp_listener *sp;
+  for (sp = s->head; sp && port_index != 0; sp = sp->next, port_index--)
+    ;
+  if (port_index == 0 && sp) {
+    return _open_osfhandle(sp->socket->socket, 0);
+  } else {
+    return -1;
+  }
 }
 
 void grpc_tcp_server_start(grpc_exec_ctx *exec_ctx, grpc_tcp_server *s,
                            grpc_pollset **pollset, size_t pollset_count,
                            grpc_tcp_server_cb on_accept_cb,
                            void *on_accept_cb_arg) {
-  size_t i;
+  grpc_tcp_listener *sp;
   GPR_ASSERT(on_accept_cb);
   gpr_mu_lock(&s->mu);
   GPR_ASSERT(!s->on_accept_cb);
   GPR_ASSERT(s->active_ports == 0);
   s->on_accept_cb = on_accept_cb;
   s->on_accept_cb_arg = on_accept_cb_arg;
-  for (i = 0; i < s->nports; i++) {
-    start_accept(exec_ctx, s->ports + i);
+  for (sp = s->head; sp; sp = sp->next) {
+    start_accept(exec_ctx, sp);
     s->active_ports++;
   }
   gpr_mu_unlock(&s->mu);
 }
 
+int grpc_tcp_listener_get_port(grpc_tcp_listener *listener) {
+  grpc_tcp_listener *sp = listener;
+  return sp->port;
+}
+
+void grpc_tcp_listener_ref(grpc_tcp_listener *listener) {
+  grpc_tcp_listener *sp = listener;
+  gpr_ref(&sp->refs);
+}
+
+void grpc_tcp_listener_unref(grpc_tcp_listener *listener) {
+  grpc_tcp_listener *sp = listener;
+  if (gpr_unref(&sp->refs)) {
+    gpr_free(listener);
+  }
+}
+
 #endif /* GPR_WINSOCK_SOCKET */
diff --git a/src/core/security/credentials.c b/src/core/security/credentials.c
index 3db531cd353..f7a2e737858 100644
--- a/src/core/security/credentials.c
+++ b/src/core/security/credentials.c
@@ -116,9 +116,12 @@ void grpc_call_credentials_release(grpc_call_credentials *creds) {
   grpc_call_credentials_unref(creds);
 }
 
-void grpc_call_credentials_get_request_metadata(
-    grpc_exec_ctx *exec_ctx, grpc_call_credentials *creds, grpc_pollset *pollset,
-    const char *service_url, grpc_credentials_metadata_cb cb, void *user_data) {
+void grpc_call_credentials_get_request_metadata(grpc_exec_ctx *exec_ctx,
+                                                grpc_call_credentials *creds,
+                                                grpc_pollset *pollset,
+                                                const char *service_url,
+                                                grpc_credentials_metadata_cb cb,
+                                                void *user_data) {
   if (creds == NULL || creds->vtable->get_request_metadata == NULL) {
     if (cb != NULL) {
       cb(exec_ctx, user_data, NULL, 0, GRPC_CREDENTIALS_OK);
@@ -423,9 +426,12 @@ static void jwt_destruct(grpc_call_credentials *creds) {
   gpr_mu_destroy(&c->cache_mu);
 }
 
-static void jwt_get_request_metadata(
-    grpc_exec_ctx *exec_ctx, grpc_call_credentials *creds, grpc_pollset *pollset,
-    const char *service_url, grpc_credentials_metadata_cb cb, void *user_data) {
+static void jwt_get_request_metadata(grpc_exec_ctx *exec_ctx,
+                                     grpc_call_credentials *creds,
+                                     grpc_pollset *pollset,
+                                     const char *service_url,
+                                     grpc_credentials_metadata_cb cb,
+                                     void *user_data) {
   grpc_service_account_jwt_access_credentials *c =
       (grpc_service_account_jwt_access_credentials *)creds;
   gpr_timespec refresh_threshold = gpr_time_from_seconds(
@@ -798,9 +804,12 @@ static void on_simulated_token_fetch_done(void *user_data) {
   grpc_exec_ctx_finish(&exec_ctx);
 }
 
-static void md_only_test_get_request_metadata(
-    grpc_exec_ctx *exec_ctx, grpc_call_credentials *creds, grpc_pollset *pollset,
-    const char *service_url, grpc_credentials_metadata_cb cb, void *user_data) {
+static void md_only_test_get_request_metadata(grpc_exec_ctx *exec_ctx,
+                                              grpc_call_credentials *creds,
+                                              grpc_pollset *pollset,
+                                              const char *service_url,
+                                              grpc_credentials_metadata_cb cb,
+                                              void *user_data) {
   grpc_md_only_test_credentials *c = (grpc_md_only_test_credentials *)creds;
 
   if (c->is_async) {
@@ -837,9 +846,12 @@ static void access_token_destruct(grpc_call_credentials *creds) {
   grpc_credentials_md_store_unref(c->access_token_md);
 }
 
-static void access_token_get_request_metadata(
-    grpc_exec_ctx *exec_ctx, grpc_call_credentials *creds, grpc_pollset *pollset,
-    const char *service_url, grpc_credentials_metadata_cb cb, void *user_data) {
+static void access_token_get_request_metadata(grpc_exec_ctx *exec_ctx,
+                                              grpc_call_credentials *creds,
+                                              grpc_pollset *pollset,
+                                              const char *service_url,
+                                              grpc_credentials_metadata_cb cb,
+                                              void *user_data) {
   grpc_access_token_credentials *c = (grpc_access_token_credentials *)creds;
   cb(exec_ctx, user_data, c->access_token_md->entries, 1, GRPC_CREDENTIALS_OK);
 }
@@ -978,9 +990,12 @@ static void composite_call_metadata_cb(grpc_exec_ctx *exec_ctx, void *user_data,
   composite_call_md_context_destroy(ctx);
 }
 
-static void composite_call_get_request_metadata(
-    grpc_exec_ctx *exec_ctx, grpc_call_credentials *creds, grpc_pollset *pollset,
-    const char *service_url, grpc_credentials_metadata_cb cb, void *user_data) {
+static void composite_call_get_request_metadata(grpc_exec_ctx *exec_ctx,
+                                                grpc_call_credentials *creds,
+                                                grpc_pollset *pollset,
+                                                const char *service_url,
+                                                grpc_credentials_metadata_cb cb,
+                                                void *user_data) {
   grpc_composite_call_credentials *c = (grpc_composite_call_credentials *)creds;
   grpc_composite_call_credentials_metadata_context *ctx;
 
@@ -1097,7 +1112,7 @@ static void iam_get_request_metadata(grpc_exec_ctx *exec_ctx,
 }
 
 static grpc_call_credentials_vtable iam_vtable = {iam_destruct,
-                                             iam_get_request_metadata};
+                                                  iam_get_request_metadata};
 
 grpc_call_credentials *grpc_google_iam_credentials_create(
     const char *token, const char *authority_selector, void *reserved) {
@@ -1265,4 +1280,3 @@ grpc_channel_credentials *grpc_composite_channel_credentials_create(
   c->call_creds = grpc_call_credentials_ref(call_creds);
   return &c->base;
 }
-
diff --git a/src/core/security/credentials.h b/src/core/security/credentials.h
index 559574d514e..132060910ec 100644
--- a/src/core/security/credentials.h
+++ b/src/core/security/credentials.h
@@ -187,7 +187,8 @@ typedef struct {
   size_t num_creds;
 } grpc_call_credentials_array;
 
-const grpc_call_credentials_array *grpc_composite_call_credentials_get_credentials(
+const grpc_call_credentials_array *
+grpc_composite_call_credentials_get_credentials(
     grpc_call_credentials *composite_creds);
 
 /* Returns creds if creds is of the specified type or the inner creds of the
diff --git a/src/core/security/google_default_credentials.c b/src/core/security/google_default_credentials.c
index e5a810f23cc..6a54fe4e47c 100644
--- a/src/core/security/google_default_credentials.c
+++ b/src/core/security/google_default_credentials.c
@@ -214,7 +214,8 @@ grpc_channel_credentials *grpc_google_default_credentials_create(void) {
 end:
   if (result == NULL) {
     if (call_creds != NULL) {
-      /* Blend with default ssl credentials and add a global reference so that it
+      /* Blend with default ssl credentials and add a global reference so that
+         it
          can be cached and re-served. */
       grpc_channel_credentials *ssl_creds =
           grpc_ssl_credentials_create(NULL, NULL, NULL);
diff --git a/src/core/security/security_connector.c b/src/core/security/security_connector.c
index 8dbacdd35e5..3c54a4deae1 100644
--- a/src/core/security/security_connector.c
+++ b/src/core/security/security_connector.c
@@ -571,9 +571,9 @@ size_t grpc_get_default_ssl_roots(const unsigned char **pem_root_certs) {
 }
 
 grpc_security_status grpc_ssl_channel_security_connector_create(
-    grpc_call_credentials *request_metadata_creds, const grpc_ssl_config *config,
-    const char *target_name, const char *overridden_target_name,
-    grpc_channel_security_connector **sc) {
+    grpc_call_credentials *request_metadata_creds,
+    const grpc_ssl_config *config, const char *target_name,
+    const char *overridden_target_name, grpc_channel_security_connector **sc) {
   size_t num_alpn_protocols = grpc_chttp2_num_alpn_versions();
   const unsigned char **alpn_protocol_strings =
       gpr_malloc(sizeof(const char *) * num_alpn_protocols);
diff --git a/src/core/security/server_secure_chttp2.c b/src/core/security/server_secure_chttp2.c
index 851e0cfab31..1ea269bf8f0 100644
--- a/src/core/security/server_secure_chttp2.c
+++ b/src/core/security/server_secure_chttp2.c
@@ -249,9 +249,11 @@ int grpc_server_add_secure_http2_port(grpc_server *server, const char *addr,
   }
 
   for (i = 0; i < resolved->naddrs; i++) {
-    port_temp = grpc_tcp_server_add_port(
+    grpc_tcp_listener *listener;
+    listener = grpc_tcp_server_add_port(
         tcp, (struct sockaddr *)&resolved->addrs[i].addr,
         resolved->addrs[i].len);
+    port_temp = grpc_tcp_listener_get_port(listener);
     if (port_temp >= 0) {
       if (port_num == -1) {
         port_num = port_temp;
diff --git a/src/core/surface/byte_buffer_reader.c b/src/core/surface/byte_buffer_reader.c
index 9f830df68ce..57417f41b0d 100644
--- a/src/core/surface/byte_buffer_reader.c
+++ b/src/core/surface/byte_buffer_reader.c
@@ -121,4 +121,3 @@ gpr_slice grpc_byte_buffer_reader_readall(grpc_byte_buffer_reader *reader) {
   }
   return out_slice;
 }
-
diff --git a/src/core/surface/call.c b/src/core/surface/call.c
index aa435d44d38..86d5fca3880 100644
--- a/src/core/surface/call.c
+++ b/src/core/surface/call.c
@@ -922,7 +922,8 @@ static batch_control *allocate_batch_control(grpc_call *call) {
   size_t i;
   for (i = 0; i < MAX_CONCURRENT_BATCHES; i++) {
     if ((call->used_batches & (1 << i)) == 0) {
-      call->used_batches |= (gpr_uint8)(1 << i);
+      call->used_batches =
+          (gpr_uint8)(call->used_batches | (gpr_uint8)(1 << i));
       return &call->active_batches[i];
     }
   }
diff --git a/src/core/surface/server_chttp2.c b/src/core/surface/server_chttp2.c
index 580b91573c2..1408f9c1592 100644
--- a/src/core/surface/server_chttp2.c
+++ b/src/core/surface/server_chttp2.c
@@ -107,9 +107,11 @@ int grpc_server_add_insecure_http2_port(grpc_server *server, const char *addr) {
   }
 
   for (i = 0; i < resolved->naddrs; i++) {
-    port_temp = grpc_tcp_server_add_port(
+    grpc_tcp_listener *listener;
+    listener = grpc_tcp_server_add_port(
         tcp, (struct sockaddr *)&resolved->addrs[i].addr,
         resolved->addrs[i].len);
+    port_temp = grpc_tcp_listener_get_port(listener);
     if (port_temp >= 0) {
       if (port_num == -1) {
         port_num = port_temp;
diff --git a/src/core/transport/chttp2/hpack_encoder.c b/src/core/transport/chttp2/hpack_encoder.c
index 6c7c00b7c39..62b60abaf5a 100644
--- a/src/core/transport/chttp2/hpack_encoder.c
+++ b/src/core/transport/chttp2/hpack_encoder.c
@@ -36,8 +36,10 @@
 #include <assert.h>
 #include <string.h>
 
+#include <grpc/support/alloc.h>
 #include <grpc/support/log.h>
 #include <grpc/support/useful.h>
+
 #include "src/core/transport/chttp2/bin_encoder.h"
 #include "src/core/transport/chttp2/hpack_table.h"
 #include "src/core/transport/chttp2/timeout_encoding.h"
@@ -154,6 +156,18 @@ static gpr_uint8 *add_tiny_header_data(framer_state *st, size_t len) {
   return gpr_slice_buffer_tiny_add(st->output, len);
 }
 
+static void evict_entry(grpc_chttp2_hpack_compressor *c) {
+  c->tail_remote_index++;
+  GPR_ASSERT(c->tail_remote_index > 0);
+  GPR_ASSERT(c->table_size >=
+             c->table_elem_size[c->tail_remote_index % c->cap_table_elems]);
+  GPR_ASSERT(c->table_elems > 0);
+  c->table_size = (gpr_uint16)(
+      c->table_size -
+      c->table_elem_size[c->tail_remote_index % c->cap_table_elems]);
+  c->table_elems--;
+}
+
 /* add an element to the decoder table */
 static void add_elem(grpc_chttp2_hpack_compressor *c, grpc_mdelem *elem) {
   gpr_uint32 key_hash = elem->key->hash;
@@ -164,26 +178,21 @@ static void add_elem(grpc_chttp2_hpack_compressor *c, grpc_mdelem *elem) {
 
   GPR_ASSERT(elem_size < 65536);
 
+  if (elem_size > c->max_table_size) {
+    while (c->table_size > 0) {
+      evict_entry(c);
+    }
+    return;
+  }
+
   /* Reserve space for this element in the remote table: if this overflows
      the current table, drop elements until it fits, matching the decompressor
      algorithm */
-  /* TODO(ctiller): constant */
-  while (c->table_size + elem_size > 4096) {
-    c->tail_remote_index++;
-    GPR_ASSERT(c->tail_remote_index > 0);
-    GPR_ASSERT(c->table_size >=
-               c->table_elem_size[c->tail_remote_index %
-                                  GRPC_CHTTP2_HPACKC_MAX_TABLE_ELEMS]);
-    GPR_ASSERT(c->table_elems > 0);
-    c->table_size =
-        (gpr_uint16)(c->table_size -
-                     c->table_elem_size[c->tail_remote_index %
-                                        GRPC_CHTTP2_HPACKC_MAX_TABLE_ELEMS]);
-    c->table_elems--;
+  while (c->table_size + elem_size > c->max_table_size) {
+    evict_entry(c);
   }
-  GPR_ASSERT(c->table_elems < GRPC_CHTTP2_HPACKC_MAX_TABLE_ELEMS);
-  c->table_elem_size[new_index % GRPC_CHTTP2_HPACKC_MAX_TABLE_ELEMS] =
-      (gpr_uint16)elem_size;
+  GPR_ASSERT(c->table_elems < c->max_table_size);
+  c->table_elem_size[new_index % c->cap_table_elems] = (gpr_uint16)elem_size;
   c->table_size = (gpr_uint16)(c->table_size + elem_size);
   c->table_elems++;
 
@@ -329,6 +338,14 @@ static void emit_lithdr_noidx_v(grpc_chttp2_hpack_compressor *c,
   add_header_data(st, gpr_slice_ref(value_slice));
 }
 
+static void emit_advertise_table_size_change(grpc_chttp2_hpack_compressor *c,
+                                             framer_state *st) {
+  gpr_uint32 len = GRPC_CHTTP2_VARINT_LENGTH(c->max_table_size, 3);
+  GRPC_CHTTP2_WRITE_VARINT(c->max_table_size, 3, 0x20,
+                           add_tiny_header_data(st, len), len);
+  c->advertise_table_size_change = 0;
+}
+
 static gpr_uint32 dynidx(grpc_chttp2_hpack_compressor *c,
                          gpr_uint32 elem_index) {
   return 1 + GRPC_CHTTP2_LAST_STATIC_ENTRY + c->tail_remote_index +
@@ -447,11 +464,23 @@ gpr_slice grpc_chttp2_data_frame_create_empty_close(gpr_uint32 id) {
   return slice;
 }
 
+static gpr_uint32 elems_for_bytes(gpr_uint32 bytes) {
+  return (bytes + 31) / 32;
+}
+
 void grpc_chttp2_hpack_compressor_init(grpc_chttp2_hpack_compressor *c,
                                        grpc_mdctx *ctx) {
   memset(c, 0, sizeof(*c));
   c->mdctx = ctx;
   c->timeout_key_str = grpc_mdstr_from_string(ctx, "grpc-timeout");
+  c->max_table_size = GRPC_CHTTP2_HPACKC_INITIAL_TABLE_SIZE;
+  c->cap_table_elems = elems_for_bytes(c->max_table_size);
+  c->max_table_elems = c->cap_table_elems;
+  c->max_usable_size = GRPC_CHTTP2_HPACKC_INITIAL_TABLE_SIZE;
+  c->table_elem_size =
+      gpr_malloc(sizeof(*c->table_elem_size) * c->cap_table_elems);
+  memset(c->table_elem_size, 0,
+         sizeof(*c->table_elem_size) * c->cap_table_elems);
 }
 
 void grpc_chttp2_hpack_compressor_destroy(grpc_chttp2_hpack_compressor *c) {
@@ -461,6 +490,55 @@ void grpc_chttp2_hpack_compressor_destroy(grpc_chttp2_hpack_compressor *c) {
     if (c->entries_elems[i]) GRPC_MDELEM_UNREF(c->entries_elems[i]);
   }
   GRPC_MDSTR_UNREF(c->timeout_key_str);
+  gpr_free(c->table_elem_size);
+}
+
+void grpc_chttp2_hpack_compressor_set_max_usable_size(
+    grpc_chttp2_hpack_compressor *c, gpr_uint32 max_table_size) {
+  c->max_usable_size = max_table_size;
+  grpc_chttp2_hpack_compressor_set_max_table_size(
+      c, GPR_MIN(c->max_table_size, max_table_size));
+}
+
+static void rebuild_elems(grpc_chttp2_hpack_compressor *c, gpr_uint32 new_cap) {
+  gpr_uint16 *table_elem_size = gpr_malloc(sizeof(*table_elem_size) * new_cap);
+  gpr_uint32 i;
+
+  memset(table_elem_size, 0, sizeof(*table_elem_size) * new_cap);
+  GPR_ASSERT(c->table_elems <= new_cap);
+
+  for (i = 0; i < c->table_elems; i++) {
+    gpr_uint32 ofs = c->tail_remote_index + i + 1;
+    table_elem_size[ofs % new_cap] =
+        c->table_elem_size[ofs % c->cap_table_elems];
+  }
+
+  c->cap_table_elems = new_cap;
+  gpr_free(c->table_elem_size);
+  c->table_elem_size = table_elem_size;
+}
+
+void grpc_chttp2_hpack_compressor_set_max_table_size(
+    grpc_chttp2_hpack_compressor *c, gpr_uint32 max_table_size) {
+  max_table_size = GPR_MIN(max_table_size, c->max_usable_size);
+  if (max_table_size == c->max_table_size) {
+    return;
+  }
+  while (c->table_size > 0 && c->table_size > max_table_size) {
+    evict_entry(c);
+  }
+  c->max_table_size = max_table_size;
+  c->max_table_elems = elems_for_bytes(max_table_size);
+  if (c->max_table_elems > c->cap_table_elems) {
+    rebuild_elems(c, GPR_MAX(c->max_table_elems, 2 * c->cap_table_elems));
+  } else if (c->max_table_elems < c->cap_table_elems / 3) {
+    gpr_uint32 new_cap = GPR_MAX(c->max_table_elems, 16);
+    if (new_cap != c->cap_table_elems) {
+      rebuild_elems(c, new_cap);
+    }
+  }
+  c->advertise_table_size_change = 1;
+  gpr_log(GPR_DEBUG, "set max table size from encoder to %d", max_table_size);
 }
 
 void grpc_chttp2_encode_header(grpc_chttp2_hpack_compressor *c,
@@ -483,6 +561,9 @@ void grpc_chttp2_encode_header(grpc_chttp2_hpack_compressor *c,
      slot. THIS MAY NOT BE THE SAME ELEMENT (if a decoder table slot got
      updated). After this loop, we'll do a batch unref of elements. */
   begin_frame(&st);
+  if (c->advertise_table_size_change != 0) {
+    emit_advertise_table_size_change(c, &st);
+  }
   grpc_metadata_batch_assert_ok(metadata);
   for (l = metadata->list.head; l; l = l->next) {
     hpack_enc(c, l->md, &st);
diff --git a/src/core/transport/chttp2/hpack_encoder.h b/src/core/transport/chttp2/hpack_encoder.h
index 59b122dfdad..ce83d101f21 100644
--- a/src/core/transport/chttp2/hpack_encoder.h
+++ b/src/core/transport/chttp2/hpack_encoder.h
@@ -43,14 +43,26 @@
 
 #define GRPC_CHTTP2_HPACKC_NUM_FILTERS 256
 #define GRPC_CHTTP2_HPACKC_NUM_VALUES 256
-#define GRPC_CHTTP2_HPACKC_MAX_TABLE_ELEMS (4096 / 32)
+/* initial table size, per spec */
+#define GRPC_CHTTP2_HPACKC_INITIAL_TABLE_SIZE 4096
+/* maximum table size we'll actually use */
+#define GRPC_CHTTP2_HPACKC_MAX_TABLE_SIZE (1024 * 1024)
 
 typedef struct {
   gpr_uint32 filter_elems_sum;
+  gpr_uint32 max_table_size;
+  gpr_uint32 max_table_elems;
+  gpr_uint32 cap_table_elems;
+  /** if non-zero, advertise to the decoder that we'll start using a table
+      of this size */
+  gpr_uint8 advertise_table_size_change;
+  /** maximum number of bytes we'll use for the decode table (to guard against
+      peers ooming us by setting decode table size high) */
+  gpr_uint32 max_usable_size;
   /* one before the lowest usable table index */
   gpr_uint32 tail_remote_index;
-  gpr_uint16 table_size;
-  gpr_uint16 table_elems;
+  gpr_uint32 table_size;
+  gpr_uint32 table_elems;
 
   /* filter tables for elems: this tables provides an approximate
      popularity count for particular hashes, and are used to determine whether
@@ -71,12 +83,16 @@ typedef struct {
   gpr_uint32 indices_keys[GRPC_CHTTP2_HPACKC_NUM_VALUES];
   gpr_uint32 indices_elems[GRPC_CHTTP2_HPACKC_NUM_VALUES];
 
-  gpr_uint16 table_elem_size[GRPC_CHTTP2_HPACKC_MAX_TABLE_ELEMS];
+  gpr_uint16 *table_elem_size;
 } grpc_chttp2_hpack_compressor;
 
 void grpc_chttp2_hpack_compressor_init(grpc_chttp2_hpack_compressor *c,
                                        grpc_mdctx *mdctx);
 void grpc_chttp2_hpack_compressor_destroy(grpc_chttp2_hpack_compressor *c);
+void grpc_chttp2_hpack_compressor_set_max_table_size(
+    grpc_chttp2_hpack_compressor *c, gpr_uint32 max_table_size);
+void grpc_chttp2_hpack_compressor_set_max_usable_size(
+    grpc_chttp2_hpack_compressor *c, gpr_uint32 max_table_size);
 
 void grpc_chttp2_encode_header(grpc_chttp2_hpack_compressor *c, gpr_uint32 id,
                                grpc_metadata_batch *metadata, int is_eof,
diff --git a/src/core/transport/chttp2/hpack_parser.c b/src/core/transport/chttp2/hpack_parser.c
index 6eebfc3ce40..57a3a20b1d1 100644
--- a/src/core/transport/chttp2/hpack_parser.c
+++ b/src/core/transport/chttp2/hpack_parser.c
@@ -74,6 +74,8 @@ static int parse_begin(grpc_chttp2_hpack_parser *p, const gpr_uint8 *cur,
                        const gpr_uint8 *end);
 static int parse_error(grpc_chttp2_hpack_parser *p, const gpr_uint8 *cur,
                        const gpr_uint8 *end);
+static int parse_illegal_op(grpc_chttp2_hpack_parser *p, const gpr_uint8 *cur,
+                            const gpr_uint8 *end);
 
 static int parse_string_prefix(grpc_chttp2_hpack_parser *p,
                                const gpr_uint8 *cur, const gpr_uint8 *end);
@@ -156,7 +158,7 @@ static const grpc_chttp2_hpack_parser_state first_byte_action[] = {
     parse_lithdr_incidx_x, parse_lithdr_incidx_v, parse_lithdr_notidx,
     parse_lithdr_notidx_x, parse_lithdr_notidx_v, parse_lithdr_nvridx,
     parse_lithdr_nvridx_x, parse_lithdr_nvridx_v, parse_max_tbl_size,
-    parse_max_tbl_size_x,  parse_error};
+    parse_max_tbl_size_x,  parse_illegal_op};
 
 /* indexes the first byte to a parse state function - generated by
    gen_hpack_tables.c */
@@ -169,7 +171,7 @@ static const gpr_uint8 first_byte_lut[256] = {
     LITHDR_NVRIDX,   LITHDR_NVRIDX, LITHDR_NVRIDX, LITHDR_NVRIDX,
     LITHDR_NVRIDX,   LITHDR_NVRIDX, LITHDR_NVRIDX, LITHDR_NVRIDX,
     LITHDR_NVRIDX,   LITHDR_NVRIDX, LITHDR_NVRIDX, LITHDR_NVRIDX_X,
-    ILLEGAL,         MAX_TBL_SIZE,  MAX_TBL_SIZE,  MAX_TBL_SIZE,
+    MAX_TBL_SIZE,    MAX_TBL_SIZE,  MAX_TBL_SIZE,  MAX_TBL_SIZE,
     MAX_TBL_SIZE,    MAX_TBL_SIZE,  MAX_TBL_SIZE,  MAX_TBL_SIZE,
     MAX_TBL_SIZE,    MAX_TBL_SIZE,  MAX_TBL_SIZE,  MAX_TBL_SIZE,
     MAX_TBL_SIZE,    MAX_TBL_SIZE,  MAX_TBL_SIZE,  MAX_TBL_SIZE,
@@ -622,13 +624,15 @@ static const gpr_uint8 inverse_base64[256] = {
 };
 
 /* emission helpers */
-static void on_hdr(grpc_chttp2_hpack_parser *p, grpc_mdelem *md,
-                   int add_to_table) {
+static int on_hdr(grpc_chttp2_hpack_parser *p, grpc_mdelem *md,
+                  int add_to_table) {
   if (add_to_table) {
-    GRPC_MDELEM_REF(md);
-    grpc_chttp2_hptbl_add(&p->table, md);
+    if (!grpc_chttp2_hptbl_add(&p->table, md)) {
+      return 0;
+    }
   }
   p->on_header(p->on_header_user_data, md);
+  return 1;
 }
 
 static grpc_mdstr *take_string(grpc_chttp2_hpack_parser *p,
@@ -714,9 +718,12 @@ static int parse_stream_dep0(grpc_chttp2_hpack_parser *p, const gpr_uint8 *cur,
 static int finish_indexed_field(grpc_chttp2_hpack_parser *p,
                                 const gpr_uint8 *cur, const gpr_uint8 *end) {
   grpc_mdelem *md = grpc_chttp2_hptbl_lookup(&p->table, p->index);
+  if (md == NULL) {
+    gpr_log(GPR_ERROR, "Invalid HPACK index received: %d", p->index);
+    return 0;
+  }
   GRPC_MDELEM_REF(md);
-  on_hdr(p, md, 0);
-  return parse_begin(p, cur, end);
+  return on_hdr(p, md, 0) && parse_begin(p, cur, end);
 }
 
 /* parse an indexed field with index < 127 */
@@ -742,21 +749,21 @@ static int parse_indexed_field_x(grpc_chttp2_hpack_parser *p,
 static int finish_lithdr_incidx(grpc_chttp2_hpack_parser *p,
                                 const gpr_uint8 *cur, const gpr_uint8 *end) {
   grpc_mdelem *md = grpc_chttp2_hptbl_lookup(&p->table, p->index);
-  on_hdr(p, grpc_mdelem_from_metadata_strings(p->table.mdctx,
-                                              GRPC_MDSTR_REF(md->key),
-                                              take_string(p, &p->value)),
-         1);
-  return parse_begin(p, cur, end);
+  return on_hdr(p, grpc_mdelem_from_metadata_strings(p->table.mdctx,
+                                                     GRPC_MDSTR_REF(md->key),
+                                                     take_string(p, &p->value)),
+                1) &&
+         parse_begin(p, cur, end);
 }
 
 /* finish a literal header with incremental indexing with no index */
 static int finish_lithdr_incidx_v(grpc_chttp2_hpack_parser *p,
                                   const gpr_uint8 *cur, const gpr_uint8 *end) {
-  on_hdr(p, grpc_mdelem_from_metadata_strings(p->table.mdctx,
-                                              take_string(p, &p->key),
-                                              take_string(p, &p->value)),
-         1);
-  return parse_begin(p, cur, end);
+  return on_hdr(p, grpc_mdelem_from_metadata_strings(p->table.mdctx,
+                                                     take_string(p, &p->key),
+                                                     take_string(p, &p->value)),
+                1) &&
+         parse_begin(p, cur, end);
 }
 
 /* parse a literal header with incremental indexing; index < 63 */
@@ -795,21 +802,21 @@ static int parse_lithdr_incidx_v(grpc_chttp2_hpack_parser *p,
 static int finish_lithdr_notidx(grpc_chttp2_hpack_parser *p,
                                 const gpr_uint8 *cur, const gpr_uint8 *end) {
   grpc_mdelem *md = grpc_chttp2_hptbl_lookup(&p->table, p->index);
-  on_hdr(p, grpc_mdelem_from_metadata_strings(p->table.mdctx,
-                                              GRPC_MDSTR_REF(md->key),
-                                              take_string(p, &p->value)),
-         0);
-  return parse_begin(p, cur, end);
+  return on_hdr(p, grpc_mdelem_from_metadata_strings(p->table.mdctx,
+                                                     GRPC_MDSTR_REF(md->key),
+                                                     take_string(p, &p->value)),
+                0) &&
+         parse_begin(p, cur, end);
 }
 
 /* finish a literal header without incremental indexing with index = 0 */
 static int finish_lithdr_notidx_v(grpc_chttp2_hpack_parser *p,
                                   const gpr_uint8 *cur, const gpr_uint8 *end) {
-  on_hdr(p, grpc_mdelem_from_metadata_strings(p->table.mdctx,
-                                              take_string(p, &p->key),
-                                              take_string(p, &p->value)),
-         0);
-  return parse_begin(p, cur, end);
+  return on_hdr(p, grpc_mdelem_from_metadata_strings(p->table.mdctx,
+                                                     take_string(p, &p->key),
+                                                     take_string(p, &p->value)),
+                0) &&
+         parse_begin(p, cur, end);
 }
 
 /* parse a literal header without incremental indexing; index < 15 */
@@ -848,21 +855,21 @@ static int parse_lithdr_notidx_v(grpc_chttp2_hpack_parser *p,
 static int finish_lithdr_nvridx(grpc_chttp2_hpack_parser *p,
                                 const gpr_uint8 *cur, const gpr_uint8 *end) {
   grpc_mdelem *md = grpc_chttp2_hptbl_lookup(&p->table, p->index);
-  on_hdr(p, grpc_mdelem_from_metadata_strings(p->table.mdctx,
-                                              GRPC_MDSTR_REF(md->key),
-                                              take_string(p, &p->value)),
-         0);
-  return parse_begin(p, cur, end);
+  return on_hdr(p, grpc_mdelem_from_metadata_strings(p->table.mdctx,
+                                                     GRPC_MDSTR_REF(md->key),
+                                                     take_string(p, &p->value)),
+                0) &&
+         parse_begin(p, cur, end);
 }
 
 /* finish a literal header that is never indexed with an extra value */
 static int finish_lithdr_nvridx_v(grpc_chttp2_hpack_parser *p,
                                   const gpr_uint8 *cur, const gpr_uint8 *end) {
-  on_hdr(p, grpc_mdelem_from_metadata_strings(p->table.mdctx,
-                                              take_string(p, &p->key),
-                                              take_string(p, &p->value)),
-         0);
-  return parse_begin(p, cur, end);
+  return on_hdr(p, grpc_mdelem_from_metadata_strings(p->table.mdctx,
+                                                     take_string(p, &p->key),
+                                                     take_string(p, &p->value)),
+                0) &&
+         parse_begin(p, cur, end);
 }
 
 /* parse a literal header that is never indexed; index < 15 */
@@ -901,14 +908,14 @@ static int parse_lithdr_nvridx_v(grpc_chttp2_hpack_parser *p,
 static int finish_max_tbl_size(grpc_chttp2_hpack_parser *p,
                                const gpr_uint8 *cur, const gpr_uint8 *end) {
   gpr_log(GPR_INFO, "MAX TABLE SIZE: %d", p->index);
-  abort(); /* not implemented */
-  return parse_begin(p, cur, end);
+  return grpc_chttp2_hptbl_set_current_table_size(&p->table, p->index) &&
+         parse_begin(p, cur, end);
 }
 
 /* parse a max table size change, max size < 15 */
 static int parse_max_tbl_size(grpc_chttp2_hpack_parser *p, const gpr_uint8 *cur,
                               const gpr_uint8 *end) {
-  p->index = (*cur) & 0xf;
+  p->index = (*cur) & 0x1f;
   return finish_max_tbl_size(p, cur + 1, end);
 }
 
@@ -918,7 +925,7 @@ static int parse_max_tbl_size_x(grpc_chttp2_hpack_parser *p,
   static const grpc_chttp2_hpack_parser_state and_then[] = {
       finish_max_tbl_size};
   p->next_state = and_then;
-  p->index = 0xf;
+  p->index = 0x1f;
   p->parsing.value = &p->index;
   return parse_value0(p, cur + 1, end);
 }
@@ -930,6 +937,13 @@ static int parse_error(grpc_chttp2_hpack_parser *p, const gpr_uint8 *cur,
   return 0;
 }
 
+static int parse_illegal_op(grpc_chttp2_hpack_parser *p, const gpr_uint8 *cur,
+                            const gpr_uint8 *end) {
+  GPR_ASSERT(cur != end);
+  gpr_log(GPR_DEBUG, "Illegal hpack op code %d", *cur);
+  return parse_error(p, cur, end);
+}
+
 /* parse the 1st byte of a varint into p->parsing.value
    no overflow is possible */
 static int parse_value0(grpc_chttp2_hpack_parser *p, const gpr_uint8 *cur,
diff --git a/src/core/transport/chttp2/hpack_table.c b/src/core/transport/chttp2/hpack_table.c
index c442c2c3413..f2362b056c2 100644
--- a/src/core/transport/chttp2/hpack_table.c
+++ b/src/core/transport/chttp2/hpack_table.c
@@ -36,7 +36,9 @@
 #include <assert.h>
 #include <string.h>
 
+#include <grpc/support/alloc.h>
 #include <grpc/support/log.h>
+
 #include "src/core/support/murmur_hash.h"
 
 static struct {
@@ -169,12 +171,22 @@ static struct {
     {"www-authenticate", ""},
 };
 
+static gpr_uint32 entries_for_bytes(gpr_uint32 bytes) {
+  return (bytes + GRPC_CHTTP2_HPACK_ENTRY_OVERHEAD - 1) /
+         GRPC_CHTTP2_HPACK_ENTRY_OVERHEAD;
+}
+
 void grpc_chttp2_hptbl_init(grpc_chttp2_hptbl *tbl, grpc_mdctx *mdctx) {
   size_t i;
 
   memset(tbl, 0, sizeof(*tbl));
   tbl->mdctx = mdctx;
-  tbl->max_bytes = GRPC_CHTTP2_INITIAL_HPACK_TABLE_SIZE;
+  tbl->current_table_bytes = tbl->max_bytes =
+      GRPC_CHTTP2_INITIAL_HPACK_TABLE_SIZE;
+  tbl->max_entries = tbl->cap_entries =
+      entries_for_bytes(tbl->current_table_bytes);
+  tbl->ents = gpr_malloc(sizeof(*tbl->ents) * tbl->cap_entries);
+  memset(tbl->ents, 0, sizeof(*tbl->ents) * tbl->cap_entries);
   for (i = 1; i <= GRPC_CHTTP2_LAST_STATIC_ENTRY; i++) {
     tbl->static_ents[i - 1] = grpc_mdelem_from_strings(
         mdctx, static_table[i].key, static_table[i].value);
@@ -187,9 +199,9 @@ void grpc_chttp2_hptbl_destroy(grpc_chttp2_hptbl *tbl) {
     GRPC_MDELEM_UNREF(tbl->static_ents[i]);
   }
   for (i = 0; i < tbl->num_ents; i++) {
-    GRPC_MDELEM_UNREF(
-        tbl->ents[(tbl->first_ent + i) % GRPC_CHTTP2_MAX_TABLE_COUNT]);
+    GRPC_MDELEM_UNREF(tbl->ents[(tbl->first_ent + i) % tbl->cap_entries]);
   }
+  gpr_free(tbl->ents);
 }
 
 grpc_mdelem *grpc_chttp2_hptbl_lookup(const grpc_chttp2_hptbl *tbl,
@@ -201,8 +213,8 @@ grpc_mdelem *grpc_chttp2_hptbl_lookup(const grpc_chttp2_hptbl *tbl,
   /* Otherwise, find the value in the list of valid entries */
   tbl_index -= (GRPC_CHTTP2_LAST_STATIC_ENTRY + 1);
   if (tbl_index < tbl->num_ents) {
-    gpr_uint32 offset = (tbl->num_ents - 1u - tbl_index + tbl->first_ent) %
-                        GRPC_CHTTP2_MAX_TABLE_COUNT;
+    gpr_uint32 offset =
+        (tbl->num_ents - 1u - tbl_index + tbl->first_ent) % tbl->cap_entries;
     return tbl->ents[offset];
   }
   /* Invalid entry: return error */
@@ -216,21 +228,81 @@ static void evict1(grpc_chttp2_hptbl *tbl) {
                       GPR_SLICE_LENGTH(first_ent->value->slice) +
                       GRPC_CHTTP2_HPACK_ENTRY_OVERHEAD;
   GPR_ASSERT(elem_bytes <= tbl->mem_used);
-  tbl->mem_used = (gpr_uint16)(tbl->mem_used - elem_bytes);
-  tbl->first_ent =
-      (gpr_uint16)((tbl->first_ent + 1) % GRPC_CHTTP2_MAX_TABLE_COUNT);
+  tbl->mem_used -= (gpr_uint32)elem_bytes;
+  tbl->first_ent = ((tbl->first_ent + 1) % tbl->cap_entries);
   tbl->num_ents--;
   GRPC_MDELEM_UNREF(first_ent);
 }
 
-void grpc_chttp2_hptbl_add(grpc_chttp2_hptbl *tbl, grpc_mdelem *md) {
+static void rebuild_ents(grpc_chttp2_hptbl *tbl, gpr_uint32 new_cap) {
+  grpc_mdelem **ents = gpr_malloc(sizeof(*ents) * new_cap);
+  gpr_uint32 i;
+
+  for (i = 0; i < tbl->num_ents; i++) {
+    ents[i] = tbl->ents[(tbl->first_ent + i) % tbl->cap_entries];
+  }
+  gpr_free(tbl->ents);
+  tbl->ents = ents;
+  tbl->cap_entries = new_cap;
+  tbl->first_ent = 0;
+}
+
+void grpc_chttp2_hptbl_set_max_bytes(grpc_chttp2_hptbl *tbl,
+                                     gpr_uint32 max_bytes) {
+  if (tbl->max_bytes == max_bytes) {
+    return;
+  }
+  gpr_log(GPR_DEBUG, "Update hpack parser max size to %d", max_bytes);
+  while (tbl->mem_used > max_bytes) {
+    evict1(tbl);
+  }
+  tbl->max_bytes = max_bytes;
+}
+
+int grpc_chttp2_hptbl_set_current_table_size(grpc_chttp2_hptbl *tbl,
+                                             gpr_uint32 bytes) {
+  if (tbl->current_table_bytes == bytes) {
+    return 1;
+  }
+  if (bytes > tbl->max_bytes) {
+    gpr_log(GPR_ERROR,
+            "Attempt to make hpack table %d bytes when max is %d bytes", bytes,
+            tbl->max_bytes);
+    return 0;
+  }
+  gpr_log(GPR_DEBUG, "Update hpack parser table size to %d", bytes);
+  while (tbl->mem_used > bytes) {
+    evict1(tbl);
+  }
+  tbl->current_table_bytes = bytes;
+  tbl->max_entries = entries_for_bytes(bytes);
+  if (tbl->max_entries > tbl->cap_entries) {
+    rebuild_ents(tbl, GPR_MAX(tbl->max_entries, 2 * tbl->cap_entries));
+  } else if (tbl->max_entries < tbl->cap_entries / 3) {
+    gpr_uint32 new_cap = GPR_MAX(tbl->max_entries, 16u);
+    if (new_cap != tbl->cap_entries) {
+      rebuild_ents(tbl, new_cap);
+    }
+  }
+  return 1;
+}
+
+int grpc_chttp2_hptbl_add(grpc_chttp2_hptbl *tbl, grpc_mdelem *md) {
   /* determine how many bytes of buffer this entry represents */
   size_t elem_bytes = GPR_SLICE_LENGTH(md->key->slice) +
                       GPR_SLICE_LENGTH(md->value->slice) +
                       GRPC_CHTTP2_HPACK_ENTRY_OVERHEAD;
 
+  if (tbl->current_table_bytes > tbl->max_bytes) {
+    gpr_log(GPR_ERROR,
+            "HPACK max table size reduced to %d but not reflected by hpack "
+            "stream (still at %d)",
+            tbl->max_bytes, tbl->current_table_bytes);
+    return 0;
+  }
+
   /* we can't add elements bigger than the max table size */
-  if (elem_bytes > tbl->max_bytes) {
+  if (elem_bytes > tbl->current_table_bytes) {
     /* HPACK draft 10 section 4.4 states:
      * If the size of the new entry is less than or equal to the maximum
      * size, that entry is added to the table.  It is not an error to
@@ -243,44 +315,43 @@ void grpc_chttp2_hptbl_add(grpc_chttp2_hptbl *tbl, grpc_mdelem *md) {
     while (tbl->num_ents) {
       evict1(tbl);
     }
-    return;
+    return 1;
   }
 
   /* evict entries to ensure no overflow */
-  while (elem_bytes > (size_t)tbl->max_bytes - tbl->mem_used) {
+  while (elem_bytes > (size_t)tbl->current_table_bytes - tbl->mem_used) {
     evict1(tbl);
   }
 
   /* copy the finalized entry in */
-  tbl->ents[tbl->last_ent] = md;
+  tbl->ents[(tbl->first_ent + tbl->num_ents) % tbl->cap_entries] =
+      GRPC_MDELEM_REF(md);
 
   /* update accounting values */
-  tbl->last_ent =
-      (gpr_uint16)((tbl->last_ent + 1) % GRPC_CHTTP2_MAX_TABLE_COUNT);
   tbl->num_ents++;
-  tbl->mem_used = (gpr_uint16)(tbl->mem_used + elem_bytes);
+  tbl->mem_used += (gpr_uint32)elem_bytes;
+  return 1;
 }
 
 grpc_chttp2_hptbl_find_result grpc_chttp2_hptbl_find(
     const grpc_chttp2_hptbl *tbl, grpc_mdelem *md) {
   grpc_chttp2_hptbl_find_result r = {0, 0};
-  gpr_uint16 i;
+  gpr_uint32 i;
 
   /* See if the string is in the static table */
   for (i = 0; i < GRPC_CHTTP2_LAST_STATIC_ENTRY; i++) {
     grpc_mdelem *ent = tbl->static_ents[i];
     if (md->key != ent->key) continue;
-    r.index = (gpr_uint16)(i + 1);
+    r.index = i + 1u;
     r.has_value = md->value == ent->value;
     if (r.has_value) return r;
   }
 
   /* Scan the dynamic table */
   for (i = 0; i < tbl->num_ents; i++) {
-    gpr_uint16 idx =
-        (gpr_uint16)(tbl->num_ents - i + GRPC_CHTTP2_LAST_STATIC_ENTRY);
-    grpc_mdelem *ent =
-        tbl->ents[(tbl->first_ent + i) % GRPC_CHTTP2_MAX_TABLE_COUNT];
+    gpr_uint32 idx =
+        (gpr_uint32)(tbl->num_ents - i + GRPC_CHTTP2_LAST_STATIC_ENTRY);
+    grpc_mdelem *ent = tbl->ents[(tbl->first_ent + i) % tbl->cap_entries];
     if (md->key != ent->key) continue;
     r.index = idx;
     r.has_value = md->value == ent->value;
diff --git a/src/core/transport/chttp2/hpack_table.h b/src/core/transport/chttp2/hpack_table.h
index 4f882e2e03b..e03b8c19b3c 100644
--- a/src/core/transport/chttp2/hpack_table.h
+++ b/src/core/transport/chttp2/hpack_table.h
@@ -49,47 +49,59 @@
 #define GRPC_CHTTP2_MAX_HPACK_TABLE_SIZE GRPC_CHTTP2_INITIAL_HPACK_TABLE_SIZE
 /* Per entry overhead bytes as per the spec */
 #define GRPC_CHTTP2_HPACK_ENTRY_OVERHEAD 32
+#if 0
 /* Maximum number of entries we could possibly fit in the table, given defined
    overheads */
 #define GRPC_CHTTP2_MAX_TABLE_COUNT                                            \
   ((GRPC_CHTTP2_MAX_HPACK_TABLE_SIZE + GRPC_CHTTP2_HPACK_ENTRY_OVERHEAD - 1) / \
    GRPC_CHTTP2_HPACK_ENTRY_OVERHEAD)
+#endif
 
 /* hpack decoder table */
 typedef struct {
   grpc_mdctx *mdctx;
   /* the first used entry in ents */
-  gpr_uint16 first_ent;
-  /* the last used entry in ents */
-  gpr_uint16 last_ent;
+  gpr_uint32 first_ent;
   /* how many entries are in the table */
-  gpr_uint16 num_ents;
+  gpr_uint32 num_ents;
   /* the amount of memory used by the table, according to the hpack algorithm */
-  gpr_uint16 mem_used;
+  gpr_uint32 mem_used;
   /* the max memory allowed to be used by the table, according to the hpack
      algorithm */
-  gpr_uint16 max_bytes;
+  gpr_uint32 max_bytes;
+  /* the currently agreed size of the table, according to the hpack algorithm */
+  gpr_uint32 current_table_bytes;
+  /* Maximum number of entries we could possibly fit in the table, given defined
+     overheads */
+  gpr_uint32 max_entries;
+  /* Number of entries allocated in ents */
+  gpr_uint32 cap_entries;
   /* a circular buffer of headers - this is stored in the opposite order to
      what hpack specifies, in order to simplify table management a little...
      meaning lookups need to SUBTRACT from the end position */
-  grpc_mdelem *ents[GRPC_CHTTP2_MAX_TABLE_COUNT];
+  grpc_mdelem **ents;
   grpc_mdelem *static_ents[GRPC_CHTTP2_LAST_STATIC_ENTRY];
 } grpc_chttp2_hptbl;
 
 /* initialize a hpack table */
 void grpc_chttp2_hptbl_init(grpc_chttp2_hptbl *tbl, grpc_mdctx *mdctx);
 void grpc_chttp2_hptbl_destroy(grpc_chttp2_hptbl *tbl);
+void grpc_chttp2_hptbl_set_max_bytes(grpc_chttp2_hptbl *tbl,
+                                     gpr_uint32 max_bytes);
+int grpc_chttp2_hptbl_set_current_table_size(grpc_chttp2_hptbl *tbl,
+                                             gpr_uint32 bytes);
 
 /* lookup a table entry based on its hpack index */
 grpc_mdelem *grpc_chttp2_hptbl_lookup(const grpc_chttp2_hptbl *tbl,
                                       gpr_uint32 index);
 /* add a table entry to the index */
-void grpc_chttp2_hptbl_add(grpc_chttp2_hptbl *tbl, grpc_mdelem *md);
+int grpc_chttp2_hptbl_add(grpc_chttp2_hptbl *tbl,
+                          grpc_mdelem *md) GRPC_MUST_USE_RESULT;
 /* Find a key/value pair in the table... returns the index in the table of the
    most similar entry, or 0 if the value was not found */
 typedef struct {
-  gpr_uint16 index;
-  gpr_uint8 has_value;
+  gpr_uint32 index;
+  int has_value;
 } grpc_chttp2_hptbl_find_result;
 grpc_chttp2_hptbl_find_result grpc_chttp2_hptbl_find(
     const grpc_chttp2_hptbl *tbl, grpc_mdelem *md);
diff --git a/src/core/transport/chttp2/internal.h b/src/core/transport/chttp2/internal.h
index 2d0cb4abdbb..216439549c4 100644
--- a/src/core/transport/chttp2/internal.h
+++ b/src/core/transport/chttp2/internal.h
@@ -227,6 +227,9 @@ struct grpc_chttp2_transport_parsing {
   /** was a goaway frame received? */
   gpr_uint8 goaway_received;
 
+  /** the last sent max_table_size setting */
+  gpr_uint32 last_sent_max_table_size;
+
   /** initial window change */
   gpr_int64 initial_window_update;
 
@@ -483,7 +486,8 @@ struct grpc_chttp2_stream {
 /** Someone is unlocking the transport mutex: check to see if writes
     are required, and schedule them if so */
 int grpc_chttp2_unlocking_check_writes(grpc_chttp2_transport_global *global,
-                                       grpc_chttp2_transport_writing *writing);
+                                       grpc_chttp2_transport_writing *writing,
+                                       int is_parsing);
 void grpc_chttp2_perform_writes(
     grpc_exec_ctx *exec_ctx, grpc_chttp2_transport_writing *transport_writing,
     grpc_endpoint *endpoint);
diff --git a/src/core/transport/chttp2/parsing.c b/src/core/transport/chttp2/parsing.c
index 8cef8fbb772..1e06532c035 100644
--- a/src/core/transport/chttp2/parsing.c
+++ b/src/core/transport/chttp2/parsing.c
@@ -78,6 +78,9 @@ void grpc_chttp2_prepare_to_read(
   GPR_TIMER_BEGIN("grpc_chttp2_prepare_to_read", 0);
 
   transport_parsing->next_stream_id = transport_global->next_stream_id;
+  transport_parsing->last_sent_max_table_size =
+      transport_global->settings[GRPC_SENT_SETTINGS]
+                                [GRPC_CHTTP2_SETTINGS_HEADER_TABLE_SIZE];
 
   /* update the parsing view of incoming window */
   while (grpc_chttp2_list_pop_unannounced_incoming_window_available(
@@ -127,6 +130,7 @@ void grpc_chttp2_publish_reads(
            transport_global->settings[GRPC_SENT_SETTINGS],
            GRPC_CHTTP2_NUM_SETTINGS * sizeof(gpr_uint32));
     transport_parsing->settings_ack_received = 0;
+    transport_global->sent_local_settings = 0;
   }
 
   /* move goaway to the global state if we received one (it will be
@@ -819,6 +823,9 @@ static int init_settings_frame_parser(
   }
   if (transport_parsing->incoming_frame_flags & GRPC_CHTTP2_FLAG_ACK) {
     transport_parsing->settings_ack_received = 1;
+    grpc_chttp2_hptbl_set_max_bytes(
+        &transport_parsing->hpack_parser.table,
+        transport_parsing->last_sent_max_table_size);
   }
   transport_parsing->parser = grpc_chttp2_settings_parser_parse;
   transport_parsing->parser_data = &transport_parsing->simple.settings;
diff --git a/src/core/transport/chttp2/writing.c b/src/core/transport/chttp2/writing.c
index 353e476e40d..3cb28f8f0c1 100644
--- a/src/core/transport/chttp2/writing.c
+++ b/src/core/transport/chttp2/writing.c
@@ -45,7 +45,7 @@ static void finalize_outbuf(grpc_exec_ctx *exec_ctx,
 
 int grpc_chttp2_unlocking_check_writes(
     grpc_chttp2_transport_global *transport_global,
-    grpc_chttp2_transport_writing *transport_writing) {
+    grpc_chttp2_transport_writing *transport_writing, int is_parsing) {
   grpc_chttp2_stream_global *stream_global;
   grpc_chttp2_stream_writing *stream_writing;
 
@@ -55,8 +55,13 @@ int grpc_chttp2_unlocking_check_writes(
   gpr_slice_buffer_swap(&transport_global->qbuf, &transport_writing->outbuf);
   GPR_ASSERT(transport_global->qbuf.count == 0);
 
+  grpc_chttp2_hpack_compressor_set_max_table_size(
+      &transport_writing->hpack_compressor,
+      transport_global->settings[GRPC_PEER_SETTINGS]
+                                [GRPC_CHTTP2_SETTINGS_HEADER_TABLE_SIZE]);
+
   if (transport_global->dirtied_local_settings &&
-      !transport_global->sent_local_settings) {
+      !transport_global->sent_local_settings && !is_parsing) {
     gpr_slice_buffer_add(
         &transport_writing->outbuf,
         grpc_chttp2_settings_create(
diff --git a/src/core/transport/chttp2_transport.c b/src/core/transport/chttp2_transport.c
index f62294c7c50..fdd835def93 100644
--- a/src/core/transport/chttp2_transport.c
+++ b/src/core/transport/chttp2_transport.c
@@ -338,6 +338,31 @@ static void init_transport(grpc_exec_ctx *exec_ctx, grpc_chttp2_transport *t,
           t->global.next_stream_id =
               (gpr_uint32)channel_args->args[i].value.integer;
         }
+      } else if (0 == strcmp(channel_args->args[i].key,
+                             GRPC_ARG_HTTP2_HPACK_TABLE_SIZE_DECODER)) {
+        if (channel_args->args[i].type != GRPC_ARG_INTEGER) {
+          gpr_log(GPR_ERROR, "%s: must be an integer",
+                  GRPC_ARG_HTTP2_HPACK_TABLE_SIZE_DECODER);
+        } else if (channel_args->args[i].value.integer < 0) {
+          gpr_log(GPR_DEBUG, "%s: must be non-negative",
+                  GRPC_ARG_HTTP2_HPACK_TABLE_SIZE_DECODER);
+        } else {
+          push_setting(t, GRPC_CHTTP2_SETTINGS_HEADER_TABLE_SIZE,
+                       (gpr_uint32)channel_args->args[i].value.integer);
+        }
+      } else if (0 == strcmp(channel_args->args[i].key,
+                             GRPC_ARG_HTTP2_HPACK_TABLE_SIZE_ENCODER)) {
+        if (channel_args->args[i].type != GRPC_ARG_INTEGER) {
+          gpr_log(GPR_ERROR, "%s: must be an integer",
+                  GRPC_ARG_HTTP2_HPACK_TABLE_SIZE_ENCODER);
+        } else if (channel_args->args[i].value.integer < 0) {
+          gpr_log(GPR_DEBUG, "%s: must be non-negative",
+                  GRPC_ARG_HTTP2_HPACK_TABLE_SIZE_ENCODER);
+        } else {
+          grpc_chttp2_hpack_compressor_set_max_usable_size(
+              &t->writing.hpack_compressor,
+              (gpr_uint32)channel_args->args[i].value.integer);
+        }
       }
     }
   }
@@ -563,7 +588,8 @@ static void lock(grpc_chttp2_transport *t) { gpr_mu_lock(&t->mu); }
 static void unlock(grpc_exec_ctx *exec_ctx, grpc_chttp2_transport *t) {
   GPR_TIMER_BEGIN("unlock", 0);
   if (!t->writing_active && !t->closed &&
-      grpc_chttp2_unlocking_check_writes(&t->global, &t->writing)) {
+      grpc_chttp2_unlocking_check_writes(&t->global, &t->writing,
+                                         t->parsing_active)) {
     t->writing_active = 1;
     REF_TRANSPORT(t, "writing");
     grpc_exec_ctx_enqueue(exec_ctx, &t->writing_action, 1);
@@ -735,6 +761,8 @@ static int contains_non_ok_status(
   return 0;
 }
 
+static void do_nothing(grpc_exec_ctx *exec_ctx, void *arg, int success) {}
+
 static void perform_stream_op_locked(
     grpc_exec_ctx *exec_ctx, grpc_chttp2_transport_global *transport_global,
     grpc_chttp2_stream_global *stream_global, grpc_transport_stream_op *op) {
@@ -743,6 +771,9 @@ static void perform_stream_op_locked(
   GPR_TIMER_BEGIN("perform_stream_op_locked", 0);
 
   on_complete = op->on_complete;
+  if (on_complete == NULL) {
+    on_complete = grpc_closure_create(do_nothing, NULL);
+  }
   /* use final_data as a barrier until enqueue time; the inital counter is
      dropped at the end of this function */
   on_complete->final_data = 2;
@@ -806,7 +837,7 @@ static void perform_stream_op_locked(
     }
     if (stream_global->write_closed) {
       grpc_chttp2_complete_closure_step(
-          exec_ctx, &stream_global->send_trailing_metadata_finished, 
+          exec_ctx, &stream_global->send_trailing_metadata_finished,
           grpc_metadata_batch_is_empty(op->send_trailing_metadata));
     } else if (stream_global->id != 0) {
       /* TODO(ctiller): check if there's flow control for any outstanding
@@ -1033,7 +1064,8 @@ void grpc_chttp2_fake_status(grpc_exec_ctx *exec_ctx,
      to the upper layers - drop what we've got, and then publish
      what we want - which is safe because we haven't told anyone
      about the metadata yet */
-  if (!stream_global->published_trailing_metadata || stream_global->recv_trailing_metadata_finished != NULL) {
+  if (!stream_global->published_trailing_metadata ||
+      stream_global->recv_trailing_metadata_finished != NULL) {
     grpc_mdctx *mdctx =
         TRANSPORT_FROM_GLOBAL(transport_global)->metadata_context;
     char status_string[GPR_LTOA_MIN_BUFSIZE];
diff --git a/src/cpp/client/insecure_credentials.cc b/src/cpp/client/insecure_credentials.cc
index 563fa9267d0..1293203b932 100644
--- a/src/cpp/client/insecure_credentials.cc
+++ b/src/cpp/client/insecure_credentials.cc
@@ -54,7 +54,9 @@ class InsecureChannelCredentialsImpl GRPC_FINAL : public ChannelCredentials {
         grpc_insecure_channel_create(target.c_str(), &channel_args, nullptr));
   }
 
-  SecureChannelCredentials* AsSecureCredentials() GRPC_OVERRIDE { return nullptr; }
+  SecureChannelCredentials* AsSecureCredentials() GRPC_OVERRIDE {
+    return nullptr;
+  }
 };
 }  // namespace
 
diff --git a/src/cpp/client/secure_credentials.h b/src/cpp/client/secure_credentials.h
index b241761a7c4..e9afa9e57f8 100644
--- a/src/cpp/client/secure_credentials.h
+++ b/src/cpp/client/secure_credentials.h
@@ -76,7 +76,6 @@ class SecureCallCredentials GRPC_FINAL : public CallCredentials {
   grpc_call_credentials* const c_creds_;
 };
 
-
 class MetadataCredentialsPluginWrapper GRPC_FINAL {
  public:
   static void Destroy(void* wrapper);
diff --git a/src/csharp/Grpc.Core/Profiling/IProfiler.cs b/src/csharp/Grpc.Core/Profiling/IProfiler.cs
index c426c365d2d..e850375004e 100644
--- a/src/csharp/Grpc.Core/Profiling/IProfiler.cs
+++ b/src/csharp/Grpc.Core/Profiling/IProfiler.cs
@@ -41,7 +41,9 @@ namespace Grpc.Core.Profiling
     internal interface IProfiler 
     {
         void Begin(string tag);
+
         void End(string tag);
+
         void Mark(string tag);
     }
 }
diff --git a/src/csharp/Grpc.Core/Profiling/ProfilerEntry.cs b/src/csharp/Grpc.Core/Profiling/ProfilerEntry.cs
index 5cc4c3c0542..792e3c3cd05 100644
--- a/src/csharp/Grpc.Core/Profiling/ProfilerEntry.cs
+++ b/src/csharp/Grpc.Core/Profiling/ProfilerEntry.cs
@@ -40,7 +40,8 @@ namespace Grpc.Core.Profiling
 {
     internal struct ProfilerEntry
     {
-        public enum Type {
+        public enum Type
+        {
             BEGIN,
             END,
             MARK
diff --git a/src/csharp/Grpc.Core/Profiling/Profilers.cs b/src/csharp/Grpc.Core/Profiling/Profilers.cs
index c8123347f2b..471ee20875e 100644
--- a/src/csharp/Grpc.Core/Profiling/Profilers.cs
+++ b/src/csharp/Grpc.Core/Profiling/Profilers.cs
@@ -40,12 +40,12 @@ namespace Grpc.Core.Profiling
 {
     internal static class Profilers
     {
-        static readonly NopProfiler defaultProfiler = new NopProfiler();
+        static readonly NopProfiler DefaultProfiler = new NopProfiler();
         static readonly ThreadLocal<IProfiler> profilers = new ThreadLocal<IProfiler>();
 
         public static IProfiler ForCurrentThread()
         {
-            return profilers.Value ?? defaultProfiler;
+            return profilers.Value ?? DefaultProfiler;
         }
 
         public static void SetForCurrentThread(IProfiler profiler)
@@ -89,15 +89,18 @@ namespace Grpc.Core.Profiling
             this.entries = new ProfilerEntry[capacity];
         }
 
-        public void Begin(string tag) {
+        public void Begin(string tag)
+        {
             AddEntry(new ProfilerEntry(Timespec.PreciseNow, ProfilerEntry.Type.BEGIN, tag));
         }
 
-        public void End(string tag) {
+        public void End(string tag)
+        {
             AddEntry(new ProfilerEntry(Timespec.PreciseNow, ProfilerEntry.Type.END, tag));
         }
 
-        public void Mark(string tag) {
+        public void Mark(string tag)
+        {
             AddEntry(new ProfilerEntry(Timespec.PreciseNow, ProfilerEntry.Type.MARK, tag));
         }
 
diff --git a/src/csharp/Grpc.IntegrationTesting.QpsWorker/.gitignore b/src/csharp/Grpc.IntegrationTesting.QpsWorker/.gitignore
new file mode 100644
index 00000000000..a382af2294f
--- /dev/null
+++ b/src/csharp/Grpc.IntegrationTesting.QpsWorker/.gitignore
@@ -0,0 +1,3 @@
+bin
+obj
+
diff --git a/src/csharp/Grpc.IntegrationTesting.QpsWorker/Grpc.IntegrationTesting.QpsWorker.csproj b/src/csharp/Grpc.IntegrationTesting.QpsWorker/Grpc.IntegrationTesting.QpsWorker.csproj
new file mode 100644
index 00000000000..8b245ade2e2
--- /dev/null
+++ b/src/csharp/Grpc.IntegrationTesting.QpsWorker/Grpc.IntegrationTesting.QpsWorker.csproj
@@ -0,0 +1,60 @@
+<?xml version="1.0" encoding="utf-8"?>
+<Project DefaultTargets="Build" ToolsVersion="4.0" xmlns="http://schemas.microsoft.com/developer/msbuild/2003">
+  <PropertyGroup>
+    <Configuration Condition=" '$(Configuration)' == '' ">Debug</Configuration>
+    <Platform Condition=" '$(Platform)' == '' ">AnyCPU</Platform>
+    <ProjectGuid>{B82B7DFE-7F7B-40EF-B3D6-064FF2B01294}</ProjectGuid>
+    <OutputType>Exe</OutputType>
+    <RootNamespace>Grpc.IntegrationTesting.QpsWorker</RootNamespace>
+    <AssemblyName>Grpc.IntegrationTesting.QpsWorker</AssemblyName>
+    <TargetFrameworkVersion>v4.5</TargetFrameworkVersion>
+  </PropertyGroup>
+  <PropertyGroup Condition=" '$(Configuration)|$(Platform)' == 'Debug|AnyCPU' ">
+    <DebugSymbols>true</DebugSymbols>
+    <DebugType>full</DebugType>
+    <Optimize>false</Optimize>
+    <OutputPath>bin\Debug</OutputPath>
+    <DefineConstants>DEBUG;</DefineConstants>
+    <ErrorReport>prompt</ErrorReport>
+    <WarningLevel>4</WarningLevel>
+    <PlatformTarget>AnyCPU</PlatformTarget>
+  </PropertyGroup>
+  <PropertyGroup Condition=" '$(Configuration)|$(Platform)' == 'Release|AnyCPU' ">
+    <DebugType>pdbonly</DebugType>
+    <Optimize>true</Optimize>
+    <OutputPath>bin\Release</OutputPath>
+    <ErrorReport>prompt</ErrorReport>
+    <WarningLevel>4</WarningLevel>
+    <PlatformTarget>AnyCPU</PlatformTarget>
+  </PropertyGroup>
+  <PropertyGroup Condition=" '$(Configuration)|$(Platform)' == 'ReleaseSigned|AnyCPU' ">
+    <DebugType>pdbonly</DebugType>
+    <Optimize>true</Optimize>
+    <OutputPath>bin\ReleaseSigned</OutputPath>
+    <ErrorReport>prompt</ErrorReport>
+    <WarningLevel>4</WarningLevel>
+    <SignAssembly>True</SignAssembly>
+    <AssemblyOriginatorKeyFile>C:\keys\Grpc.snk</AssemblyOriginatorKeyFile>
+  </PropertyGroup>
+  <ItemGroup>
+    <Reference Include="System" />
+  </ItemGroup>
+  <ItemGroup>
+    <Compile Include="..\Grpc.Core\Version.cs">
+      <Link>Version.cs</Link>
+    </Compile>
+    <Compile Include="Program.cs" />
+    <Compile Include="Properties\AssemblyInfo.cs" />
+  </ItemGroup>
+  <Import Project="$(MSBuildBinPath)\Microsoft.CSharp.targets" />
+  <ItemGroup>
+    <ProjectReference Include="..\Grpc.Core\Grpc.Core.csproj">
+      <Project>{CCC4440E-49F7-4790-B0AF-FEABB0837AE7}</Project>
+      <Name>Grpc.Core</Name>
+    </ProjectReference>
+    <ProjectReference Include="..\Grpc.IntegrationTesting\Grpc.IntegrationTesting.csproj">
+      <Project>{C61154BA-DD4A-4838-8420-0162A28925E0}</Project>
+      <Name>Grpc.IntegrationTesting</Name>
+    </ProjectReference>
+  </ItemGroup>
+</Project>
\ No newline at end of file
diff --git a/src/csharp/Grpc.IntegrationTesting.QpsWorker/Program.cs b/src/csharp/Grpc.IntegrationTesting.QpsWorker/Program.cs
new file mode 100644
index 00000000000..308463337fc
--- /dev/null
+++ b/src/csharp/Grpc.IntegrationTesting.QpsWorker/Program.cs
@@ -0,0 +1,46 @@
+#region Copyright notice and license
+
+// Copyright 2015, Google Inc.
+// All rights reserved.
+//
+// Redistribution and use in source and binary forms, with or without
+// modification, are permitted provided that the following conditions are
+// met:
+//
+//     * Redistributions of source code must retain the above copyright
+// notice, this list of conditions and the following disclaimer.
+//     * Redistributions in binary form must reproduce the above
+// copyright notice, this list of conditions and the following disclaimer
+// in the documentation and/or other materials provided with the
+// distribution.
+//     * Neither the name of Google Inc. nor the names of its
+// contributors may be used to endorse or promote products derived from
+// this software without specific prior written permission.
+//
+// THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
+// "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
+// LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
+// A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
+// OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
+// SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
+// LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
+// DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
+// THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
+// (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
+// OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
+
+#endregion
+
+using System;
+using Grpc.IntegrationTesting;
+
+namespace Grpc.IntegrationTesting
+{
+    class Program
+    {
+        public static void Main(string[] args)
+        {
+            QpsWorker.Run(args);
+        }
+    }
+}
diff --git a/src/csharp/Grpc.IntegrationTesting.QpsWorker/Properties/AssemblyInfo.cs b/src/csharp/Grpc.IntegrationTesting.QpsWorker/Properties/AssemblyInfo.cs
new file mode 100644
index 00000000000..aacfc16ef45
--- /dev/null
+++ b/src/csharp/Grpc.IntegrationTesting.QpsWorker/Properties/AssemblyInfo.cs
@@ -0,0 +1,11 @@
+using System.Reflection;
+using System.Runtime.CompilerServices;
+
+[assembly: AssemblyTitle("Grpc.IntegrationTesting.QpsWorker")]
+[assembly: AssemblyDescription("")]
+[assembly: AssemblyConfiguration("")]
+[assembly: AssemblyCompany("")]
+[assembly: AssemblyProduct("")]
+[assembly: AssemblyCopyright("Google Inc.  All rights reserved.")]
+[assembly: AssemblyTrademark("")]
+[assembly: AssemblyCulture("")]
diff --git a/src/csharp/Grpc.IntegrationTesting/BenchmarkServiceImpl.cs b/src/csharp/Grpc.IntegrationTesting/BenchmarkServiceImpl.cs
new file mode 100644
index 00000000000..47a15224f16
--- /dev/null
+++ b/src/csharp/Grpc.IntegrationTesting/BenchmarkServiceImpl.cs
@@ -0,0 +1,76 @@
+#region Copyright notice and license
+
+// Copyright 2015, Google Inc.
+// All rights reserved.
+//
+// Redistribution and use in source and binary forms, with or without
+// modification, are permitted provided that the following conditions are
+// met:
+//
+//     * Redistributions of source code must retain the above copyright
+// notice, this list of conditions and the following disclaimer.
+//     * Redistributions in binary form must reproduce the above
+// copyright notice, this list of conditions and the following disclaimer
+// in the documentation and/or other materials provided with the
+// distribution.
+//     * Neither the name of Google Inc. nor the names of its
+// contributors may be used to endorse or promote products derived from
+// this software without specific prior written permission.
+//
+// THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
+// "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
+// LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
+// A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
+// OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
+// SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
+// LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
+// DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
+// THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
+// (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
+// OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
+
+#endregion
+
+using System;
+using System.Collections.Generic;
+using System.Threading;
+using System.Threading.Tasks;
+using Google.Protobuf;
+using Grpc.Core;
+using Grpc.Core.Utils;
+
+namespace Grpc.Testing
+{
+    /// <summary>
+    /// Implementation of BenchmarkService server
+    /// </summary>
+    public class BenchmarkServiceImpl : BenchmarkService.IBenchmarkService
+    {
+        private readonly int responseSize;
+
+        public BenchmarkServiceImpl(int responseSize)
+        {
+            this.responseSize = responseSize;
+        }
+
+        public Task<SimpleResponse> UnaryCall(SimpleRequest request, ServerCallContext context)
+        {
+            var response = new SimpleResponse { Payload = CreateZerosPayload(responseSize) };
+            return Task.FromResult(response);
+        }
+
+        public async Task StreamingCall(IAsyncStreamReader<SimpleRequest> requestStream, IServerStreamWriter<SimpleResponse> responseStream, ServerCallContext context)
+        {
+            await requestStream.ForEachAsync(async request =>
+            {
+                var response = new SimpleResponse { Payload = CreateZerosPayload(responseSize) };
+                await responseStream.WriteAsync(response);
+            });
+        }
+
+        private static Payload CreateZerosPayload(int size)
+        {
+            return new Payload { Body = ByteString.CopyFrom(new byte[size]) };
+        }
+    }
+}
diff --git a/src/csharp/Grpc.IntegrationTesting/ClientRunners.cs b/src/csharp/Grpc.IntegrationTesting/ClientRunners.cs
new file mode 100644
index 00000000000..e9e659cb1fb
--- /dev/null
+++ b/src/csharp/Grpc.IntegrationTesting/ClientRunners.cs
@@ -0,0 +1,153 @@
+#region Copyright notice and license
+
+// Copyright 2015, Google Inc.
+// All rights reserved.
+//
+// Redistribution and use in source and binary forms, with or without
+// modification, are permitted provided that the following conditions are
+// met:
+//
+//     * Redistributions of source code must retain the above copyright
+// notice, this list of conditions and the following disclaimer.
+//     * Redistributions in binary form must reproduce the above
+// copyright notice, this list of conditions and the following disclaimer
+// in the documentation and/or other materials provided with the
+// distribution.
+//     * Neither the name of Google Inc. nor the names of its
+// contributors may be used to endorse or promote products derived from
+// this software without specific prior written permission.
+//
+// THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
+// "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
+// LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
+// A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
+// OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
+// SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
+// LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
+// DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
+// THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
+// (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
+// OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
+
+#endregion
+
+using System;
+using System.Collections.Generic;
+using System.Diagnostics;
+using System.IO;
+using System.Linq;
+using System.Text.RegularExpressions;
+using System.Threading;
+using System.Threading.Tasks;
+using Google.Protobuf;
+using Grpc.Core;
+using Grpc.Core.Utils;
+using NUnit.Framework;
+using Grpc.Testing;
+
+namespace Grpc.IntegrationTesting
+{
+    /// <summary>
+    /// Helper methods to start client runners for performance testing.
+    /// </summary>
+    public static class ClientRunners
+    {
+        /// <summary>
+        /// Creates a started client runner.
+        /// </summary>
+        public static IClientRunner CreateStarted(ClientConfig config)
+        {
+            string target = config.ServerTargets.Single();
+            Grpc.Core.Utils.Preconditions.CheckArgument(config.LoadParams.LoadCase == LoadParams.LoadOneofCase.ClosedLoop);
+
+            var credentials = config.SecurityParams != null ? TestCredentials.CreateSslCredentials() : ChannelCredentials.Insecure;
+            var channel = new Channel(target, credentials);
+
+            switch (config.RpcType)
+            {
+                case RpcType.UNARY:
+                    return new SyncUnaryClientRunner(channel,
+                        config.PayloadConfig.SimpleParams.ReqSize,
+                        config.HistogramParams);
+
+                case RpcType.STREAMING:
+                default:
+                    throw new ArgumentException("Unsupported RpcType.");
+            }
+        }
+    }
+
+    /// <summary>
+    /// Client that starts synchronous unary calls in a closed loop.
+    /// </summary>
+    public class SyncUnaryClientRunner : IClientRunner
+    {
+        const double SecondsToNanos = 1e9;
+
+        readonly Channel channel;
+        readonly int payloadSize;
+        readonly Histogram histogram;
+
+        readonly BenchmarkService.IBenchmarkServiceClient client;
+        readonly Task runnerTask;
+        readonly CancellationTokenSource stoppedCts;
+        readonly WallClockStopwatch wallClockStopwatch = new WallClockStopwatch();
+        
+        public SyncUnaryClientRunner(Channel channel, int payloadSize, HistogramParams histogramParams)
+        {
+            this.channel = Grpc.Core.Utils.Preconditions.CheckNotNull(channel);
+            this.payloadSize = payloadSize;
+            this.histogram = new Histogram(histogramParams.Resolution, histogramParams.MaxPossible);
+
+            this.stoppedCts = new CancellationTokenSource();
+            this.client = BenchmarkService.NewClient(channel);
+            this.runnerTask = Task.Factory.StartNew(Run, TaskCreationOptions.LongRunning);
+        }
+
+        public ClientStats GetStats(bool reset)
+        {
+            var histogramData = histogram.GetSnapshot(reset);
+            var secondsElapsed = wallClockStopwatch.GetElapsedSnapshot(reset).TotalSeconds;
+
+            // TODO: populate user time and system time
+            return new ClientStats
+            {
+                Latencies = histogramData,
+                TimeElapsed = secondsElapsed,
+                TimeUser = 0,
+                TimeSystem = 0
+            };
+        }
+
+        public async Task StopAsync()
+        {
+            stoppedCts.Cancel();
+            await runnerTask;
+            await channel.ShutdownAsync();
+        }
+
+        private void Run()
+        {
+            var request = new SimpleRequest
+            {
+                Payload = CreateZerosPayload(payloadSize)
+            };
+            var stopwatch = new Stopwatch();
+
+            while (!stoppedCts.Token.IsCancellationRequested)
+            {
+                stopwatch.Restart();
+                client.UnaryCall(request);
+                stopwatch.Stop();
+
+                // spec requires data point in nanoseconds.
+                histogram.AddObservation(stopwatch.Elapsed.TotalSeconds * SecondsToNanos);
+            }
+        }
+
+        private static Payload CreateZerosPayload(int size)
+        {
+            return new Payload { Body = ByteString.CopyFrom(new byte[size]) };
+        }
+    }
+}
diff --git a/src/csharp/Grpc.IntegrationTesting/Control.cs b/src/csharp/Grpc.IntegrationTesting/Control.cs
new file mode 100644
index 00000000000..4764e1072bd
--- /dev/null
+++ b/src/csharp/Grpc.IntegrationTesting/Control.cs
@@ -0,0 +1,2362 @@
+// Generated by the protocol buffer compiler.  DO NOT EDIT!
+// source: test/proto/benchmarks/control.proto
+#pragma warning disable 1591, 0612, 3021
+#region Designer generated code
+
+using pb = global::Google.Protobuf;
+using pbc = global::Google.Protobuf.Collections;
+using pbr = global::Google.Protobuf.Reflection;
+using scg = global::System.Collections.Generic;
+namespace Grpc.Testing {
+
+  [global::System.Diagnostics.DebuggerNonUserCodeAttribute()]
+  public static partial class Control {
+
+    #region Descriptor
+    public static pbr::FileDescriptor Descriptor {
+      get { return descriptor; }
+    }
+    private static pbr::FileDescriptor descriptor;
+
+    static Control() {
+      byte[] descriptorData = global::System.Convert.FromBase64String(
+          string.Concat(
+            "CiN0ZXN0L3Byb3RvL2JlbmNobWFya3MvY29udHJvbC5wcm90bxIMZ3JwYy50", 
+            "ZXN0aW5nGiR0ZXN0L3Byb3RvL2JlbmNobWFya3MvcGF5bG9hZHMucHJvdG8a", 
+            "IXRlc3QvcHJvdG8vYmVuY2htYXJrcy9zdGF0cy5wcm90byIlCg1Qb2lzc29u", 
+            "UGFyYW1zEhQKDG9mZmVyZWRfbG9hZBgBIAEoASJBCg1Vbmlmb3JtUGFyYW1z", 
+            "EhcKD2ludGVyYXJyaXZhbF9sbxgBIAEoARIXCg9pbnRlcmFycml2YWxfaGkY", 
+            "AiABKAEiKwoTRGV0ZXJtaW5pc3RpY1BhcmFtcxIUCgxvZmZlcmVkX2xvYWQY", 
+            "ASABKAEiOAoMUGFyZXRvUGFyYW1zEhkKEWludGVyYXJyaXZhbF9iYXNlGAEg", 
+            "ASgBEg0KBWFscGhhGAIgASgBIhIKEENsb3NlZExvb3BQYXJhbXMijgIKCkxv", 
+            "YWRQYXJhbXMSNQoLY2xvc2VkX2xvb3AYASABKAsyHi5ncnBjLnRlc3Rpbmcu", 
+            "Q2xvc2VkTG9vcFBhcmFtc0gAEi4KB3BvaXNzb24YAiABKAsyGy5ncnBjLnRl", 
+            "c3RpbmcuUG9pc3NvblBhcmFtc0gAEi4KB3VuaWZvcm0YAyABKAsyGy5ncnBj", 
+            "LnRlc3RpbmcuVW5pZm9ybVBhcmFtc0gAEjMKBmRldGVybRgEIAEoCzIhLmdy", 
+            "cGMudGVzdGluZy5EZXRlcm1pbmlzdGljUGFyYW1zSAASLAoGcGFyZXRvGAUg", 
+            "ASgLMhouZ3JwYy50ZXN0aW5nLlBhcmV0b1BhcmFtc0gAQgYKBGxvYWQiQwoO", 
+            "U2VjdXJpdHlQYXJhbXMSEwoLdXNlX3Rlc3RfY2EYASABKAgSHAoUc2VydmVy", 
+            "X2hvc3Rfb3ZlcnJpZGUYAiABKAkirwMKDENsaWVudENvbmZpZxIWCg5zZXJ2", 
+            "ZXJfdGFyZ2V0cxgBIAMoCRItCgtjbGllbnRfdHlwZRgCIAEoDjIYLmdycGMu", 
+            "dGVzdGluZy5DbGllbnRUeXBlEjUKD3NlY3VyaXR5X3BhcmFtcxgDIAEoCzIc", 
+            "LmdycGMudGVzdGluZy5TZWN1cml0eVBhcmFtcxIkChxvdXRzdGFuZGluZ19y", 
+            "cGNzX3Blcl9jaGFubmVsGAQgASgFEhcKD2NsaWVudF9jaGFubmVscxgFIAEo", 
+            "BRIcChRhc3luY19jbGllbnRfdGhyZWFkcxgHIAEoBRInCghycGNfdHlwZRgI", 
+            "IAEoDjIVLmdycGMudGVzdGluZy5ScGNUeXBlEi0KC2xvYWRfcGFyYW1zGAog", 
+            "ASgLMhguZ3JwYy50ZXN0aW5nLkxvYWRQYXJhbXMSMwoOcGF5bG9hZF9jb25m", 
+            "aWcYCyABKAsyGy5ncnBjLnRlc3RpbmcuUGF5bG9hZENvbmZpZxI3ChBoaXN0", 
+            "b2dyYW1fcGFyYW1zGAwgASgLMh0uZ3JwYy50ZXN0aW5nLkhpc3RvZ3JhbVBh", 
+            "cmFtcyI4CgxDbGllbnRTdGF0dXMSKAoFc3RhdHMYASABKAsyGS5ncnBjLnRl", 
+            "c3RpbmcuQ2xpZW50U3RhdHMiFQoETWFyaxINCgVyZXNldBgBIAEoCCJoCgpD", 
+            "bGllbnRBcmdzEisKBXNldHVwGAEgASgLMhouZ3JwYy50ZXN0aW5nLkNsaWVu", 
+            "dENvbmZpZ0gAEiIKBG1hcmsYAiABKAsyEi5ncnBjLnRlc3RpbmcuTWFya0gA", 
+            "QgkKB2FyZ3R5cGUi9wEKDFNlcnZlckNvbmZpZxItCgtzZXJ2ZXJfdHlwZRgB", 
+            "IAEoDjIYLmdycGMudGVzdGluZy5TZXJ2ZXJUeXBlEjUKD3NlY3VyaXR5X3Bh", 
+            "cmFtcxgCIAEoCzIcLmdycGMudGVzdGluZy5TZWN1cml0eVBhcmFtcxIMCgRo", 
+            "b3N0GAMgASgJEgwKBHBvcnQYBCABKAUSHAoUYXN5bmNfc2VydmVyX3RocmVh", 
+            "ZHMYByABKAUSEgoKY29yZV9saW1pdBgIIAEoBRIzCg5wYXlsb2FkX2NvbmZp", 
+            "ZxgJIAEoCzIbLmdycGMudGVzdGluZy5QYXlsb2FkQ29uZmlnImgKClNlcnZl", 
+            "ckFyZ3MSKwoFc2V0dXAYASABKAsyGi5ncnBjLnRlc3RpbmcuU2VydmVyQ29u", 
+            "ZmlnSAASIgoEbWFyaxgCIAEoCzISLmdycGMudGVzdGluZy5NYXJrSABCCQoH", 
+            "YXJndHlwZSJVCgxTZXJ2ZXJTdGF0dXMSKAoFc3RhdHMYASABKAsyGS5ncnBj", 
+            "LnRlc3RpbmcuU2VydmVyU3RhdHMSDAoEcG9ydBgCIAEoBRINCgVjb3JlcxgD", 
+            "IAEoBSovCgpDbGllbnRUeXBlEg8KC1NZTkNfQ0xJRU5UEAASEAoMQVNZTkNf", 
+            "Q0xJRU5UEAEqLwoKU2VydmVyVHlwZRIPCgtTWU5DX1NFUlZFUhAAEhAKDEFT", 
+            "WU5DX1NFUlZFUhABKiMKB1JwY1R5cGUSCQoFVU5BUlkQABINCglTVFJFQU1J", 
+            "TkcQAWIGcHJvdG8z"));
+      descriptor = pbr::FileDescriptor.InternalBuildGeneratedFileFrom(descriptorData,
+          new pbr::FileDescriptor[] { global::Grpc.Testing.Payloads.Descriptor, global::Grpc.Testing.Stats.Descriptor, },
+          new pbr::GeneratedCodeInfo(new[] {typeof(global::Grpc.Testing.ClientType), typeof(global::Grpc.Testing.ServerType), typeof(global::Grpc.Testing.RpcType), }, new pbr::GeneratedCodeInfo[] {
+            new pbr::GeneratedCodeInfo(typeof(global::Grpc.Testing.PoissonParams), new[]{ "OfferedLoad" }, null, null, null),
+            new pbr::GeneratedCodeInfo(typeof(global::Grpc.Testing.UniformParams), new[]{ "InterarrivalLo", "InterarrivalHi" }, null, null, null),
+            new pbr::GeneratedCodeInfo(typeof(global::Grpc.Testing.DeterministicParams), new[]{ "OfferedLoad" }, null, null, null),
+            new pbr::GeneratedCodeInfo(typeof(global::Grpc.Testing.ParetoParams), new[]{ "InterarrivalBase", "Alpha" }, null, null, null),
+            new pbr::GeneratedCodeInfo(typeof(global::Grpc.Testing.ClosedLoopParams), null, null, null, null),
+            new pbr::GeneratedCodeInfo(typeof(global::Grpc.Testing.LoadParams), new[]{ "ClosedLoop", "Poisson", "Uniform", "Determ", "Pareto" }, new[]{ "Load" }, null, null),
+            new pbr::GeneratedCodeInfo(typeof(global::Grpc.Testing.SecurityParams), new[]{ "UseTestCa", "ServerHostOverride" }, null, null, null),
+            new pbr::GeneratedCodeInfo(typeof(global::Grpc.Testing.ClientConfig), new[]{ "ServerTargets", "ClientType", "SecurityParams", "OutstandingRpcsPerChannel", "ClientChannels", "AsyncClientThreads", "RpcType", "LoadParams", "PayloadConfig", "HistogramParams" }, null, null, null),
+            new pbr::GeneratedCodeInfo(typeof(global::Grpc.Testing.ClientStatus), new[]{ "Stats" }, null, null, null),
+            new pbr::GeneratedCodeInfo(typeof(global::Grpc.Testing.Mark), new[]{ "Reset" }, null, null, null),
+            new pbr::GeneratedCodeInfo(typeof(global::Grpc.Testing.ClientArgs), new[]{ "Setup", "Mark" }, new[]{ "Argtype" }, null, null),
+            new pbr::GeneratedCodeInfo(typeof(global::Grpc.Testing.ServerConfig), new[]{ "ServerType", "SecurityParams", "Host", "Port", "AsyncServerThreads", "CoreLimit", "PayloadConfig" }, null, null, null),
+            new pbr::GeneratedCodeInfo(typeof(global::Grpc.Testing.ServerArgs), new[]{ "Setup", "Mark" }, new[]{ "Argtype" }, null, null),
+            new pbr::GeneratedCodeInfo(typeof(global::Grpc.Testing.ServerStatus), new[]{ "Stats", "Port", "Cores" }, null, null, null)
+          }));
+    }
+    #endregion
+
+  }
+  #region Enums
+  public enum ClientType {
+    SYNC_CLIENT = 0,
+    ASYNC_CLIENT = 1,
+  }
+
+  public enum ServerType {
+    SYNC_SERVER = 0,
+    ASYNC_SERVER = 1,
+  }
+
+  public enum RpcType {
+    UNARY = 0,
+    STREAMING = 1,
+  }
+
+  #endregion
+
+  #region Messages
+  [global::System.Diagnostics.DebuggerNonUserCodeAttribute()]
+  public sealed partial class PoissonParams : pb::IMessage<PoissonParams> {
+    private static readonly pb::MessageParser<PoissonParams> _parser = new pb::MessageParser<PoissonParams>(() => new PoissonParams());
+    public static pb::MessageParser<PoissonParams> Parser { get { return _parser; } }
+
+    public static pbr::MessageDescriptor Descriptor {
+      get { return global::Grpc.Testing.Control.Descriptor.MessageTypes[0]; }
+    }
+
+    pbr::MessageDescriptor pb::IMessage.Descriptor {
+      get { return Descriptor; }
+    }
+
+    public PoissonParams() {
+      OnConstruction();
+    }
+
+    partial void OnConstruction();
+
+    public PoissonParams(PoissonParams other) : this() {
+      offeredLoad_ = other.offeredLoad_;
+    }
+
+    public PoissonParams Clone() {
+      return new PoissonParams(this);
+    }
+
+    public const int OfferedLoadFieldNumber = 1;
+    private double offeredLoad_;
+    public double OfferedLoad {
+      get { return offeredLoad_; }
+      set {
+        offeredLoad_ = value;
+      }
+    }
+
+    public override bool Equals(object other) {
+      return Equals(other as PoissonParams);
+    }
+
+    public bool Equals(PoissonParams other) {
+      if (ReferenceEquals(other, null)) {
+        return false;
+      }
+      if (ReferenceEquals(other, this)) {
+        return true;
+      }
+      if (OfferedLoad != other.OfferedLoad) return false;
+      return true;
+    }
+
+    public override int GetHashCode() {
+      int hash = 1;
+      if (OfferedLoad != 0D) hash ^= OfferedLoad.GetHashCode();
+      return hash;
+    }
+
+    public override string ToString() {
+      return pb::JsonFormatter.Default.Format(this);
+    }
+
+    public void WriteTo(pb::CodedOutputStream output) {
+      if (OfferedLoad != 0D) {
+        output.WriteRawTag(9);
+        output.WriteDouble(OfferedLoad);
+      }
+    }
+
+    public int CalculateSize() {
+      int size = 0;
+      if (OfferedLoad != 0D) {
+        size += 1 + 8;
+      }
+      return size;
+    }
+
+    public void MergeFrom(PoissonParams other) {
+      if (other == null) {
+        return;
+      }
+      if (other.OfferedLoad != 0D) {
+        OfferedLoad = other.OfferedLoad;
+      }
+    }
+
+    public void MergeFrom(pb::CodedInputStream input) {
+      uint tag;
+      while ((tag = input.ReadTag()) != 0) {
+        switch(tag) {
+          default:
+            input.SkipLastField();
+            break;
+          case 9: {
+            OfferedLoad = input.ReadDouble();
+            break;
+          }
+        }
+      }
+    }
+
+  }
+
+  [global::System.Diagnostics.DebuggerNonUserCodeAttribute()]
+  public sealed partial class UniformParams : pb::IMessage<UniformParams> {
+    private static readonly pb::MessageParser<UniformParams> _parser = new pb::MessageParser<UniformParams>(() => new UniformParams());
+    public static pb::MessageParser<UniformParams> Parser { get { return _parser; } }
+
+    public static pbr::MessageDescriptor Descriptor {
+      get { return global::Grpc.Testing.Control.Descriptor.MessageTypes[1]; }
+    }
+
+    pbr::MessageDescriptor pb::IMessage.Descriptor {
+      get { return Descriptor; }
+    }
+
+    public UniformParams() {
+      OnConstruction();
+    }
+
+    partial void OnConstruction();
+
+    public UniformParams(UniformParams other) : this() {
+      interarrivalLo_ = other.interarrivalLo_;
+      interarrivalHi_ = other.interarrivalHi_;
+    }
+
+    public UniformParams Clone() {
+      return new UniformParams(this);
+    }
+
+    public const int InterarrivalLoFieldNumber = 1;
+    private double interarrivalLo_;
+    public double InterarrivalLo {
+      get { return interarrivalLo_; }
+      set {
+        interarrivalLo_ = value;
+      }
+    }
+
+    public const int InterarrivalHiFieldNumber = 2;
+    private double interarrivalHi_;
+    public double InterarrivalHi {
+      get { return interarrivalHi_; }
+      set {
+        interarrivalHi_ = value;
+      }
+    }
+
+    public override bool Equals(object other) {
+      return Equals(other as UniformParams);
+    }
+
+    public bool Equals(UniformParams other) {
+      if (ReferenceEquals(other, null)) {
+        return false;
+      }
+      if (ReferenceEquals(other, this)) {
+        return true;
+      }
+      if (InterarrivalLo != other.InterarrivalLo) return false;
+      if (InterarrivalHi != other.InterarrivalHi) return false;
+      return true;
+    }
+
+    public override int GetHashCode() {
+      int hash = 1;
+      if (InterarrivalLo != 0D) hash ^= InterarrivalLo.GetHashCode();
+      if (InterarrivalHi != 0D) hash ^= InterarrivalHi.GetHashCode();
+      return hash;
+    }
+
+    public override string ToString() {
+      return pb::JsonFormatter.Default.Format(this);
+    }
+
+    public void WriteTo(pb::CodedOutputStream output) {
+      if (InterarrivalLo != 0D) {
+        output.WriteRawTag(9);
+        output.WriteDouble(InterarrivalLo);
+      }
+      if (InterarrivalHi != 0D) {
+        output.WriteRawTag(17);
+        output.WriteDouble(InterarrivalHi);
+      }
+    }
+
+    public int CalculateSize() {
+      int size = 0;
+      if (InterarrivalLo != 0D) {
+        size += 1 + 8;
+      }
+      if (InterarrivalHi != 0D) {
+        size += 1 + 8;
+      }
+      return size;
+    }
+
+    public void MergeFrom(UniformParams other) {
+      if (other == null) {
+        return;
+      }
+      if (other.InterarrivalLo != 0D) {
+        InterarrivalLo = other.InterarrivalLo;
+      }
+      if (other.InterarrivalHi != 0D) {
+        InterarrivalHi = other.InterarrivalHi;
+      }
+    }
+
+    public void MergeFrom(pb::CodedInputStream input) {
+      uint tag;
+      while ((tag = input.ReadTag()) != 0) {
+        switch(tag) {
+          default:
+            input.SkipLastField();
+            break;
+          case 9: {
+            InterarrivalLo = input.ReadDouble();
+            break;
+          }
+          case 17: {
+            InterarrivalHi = input.ReadDouble();
+            break;
+          }
+        }
+      }
+    }
+
+  }
+
+  [global::System.Diagnostics.DebuggerNonUserCodeAttribute()]
+  public sealed partial class DeterministicParams : pb::IMessage<DeterministicParams> {
+    private static readonly pb::MessageParser<DeterministicParams> _parser = new pb::MessageParser<DeterministicParams>(() => new DeterministicParams());
+    public static pb::MessageParser<DeterministicParams> Parser { get { return _parser; } }
+
+    public static pbr::MessageDescriptor Descriptor {
+      get { return global::Grpc.Testing.Control.Descriptor.MessageTypes[2]; }
+    }
+
+    pbr::MessageDescriptor pb::IMessage.Descriptor {
+      get { return Descriptor; }
+    }
+
+    public DeterministicParams() {
+      OnConstruction();
+    }
+
+    partial void OnConstruction();
+
+    public DeterministicParams(DeterministicParams other) : this() {
+      offeredLoad_ = other.offeredLoad_;
+    }
+
+    public DeterministicParams Clone() {
+      return new DeterministicParams(this);
+    }
+
+    public const int OfferedLoadFieldNumber = 1;
+    private double offeredLoad_;
+    public double OfferedLoad {
+      get { return offeredLoad_; }
+      set {
+        offeredLoad_ = value;
+      }
+    }
+
+    public override bool Equals(object other) {
+      return Equals(other as DeterministicParams);
+    }
+
+    public bool Equals(DeterministicParams other) {
+      if (ReferenceEquals(other, null)) {
+        return false;
+      }
+      if (ReferenceEquals(other, this)) {
+        return true;
+      }
+      if (OfferedLoad != other.OfferedLoad) return false;
+      return true;
+    }
+
+    public override int GetHashCode() {
+      int hash = 1;
+      if (OfferedLoad != 0D) hash ^= OfferedLoad.GetHashCode();
+      return hash;
+    }
+
+    public override string ToString() {
+      return pb::JsonFormatter.Default.Format(this);
+    }
+
+    public void WriteTo(pb::CodedOutputStream output) {
+      if (OfferedLoad != 0D) {
+        output.WriteRawTag(9);
+        output.WriteDouble(OfferedLoad);
+      }
+    }
+
+    public int CalculateSize() {
+      int size = 0;
+      if (OfferedLoad != 0D) {
+        size += 1 + 8;
+      }
+      return size;
+    }
+
+    public void MergeFrom(DeterministicParams other) {
+      if (other == null) {
+        return;
+      }
+      if (other.OfferedLoad != 0D) {
+        OfferedLoad = other.OfferedLoad;
+      }
+    }
+
+    public void MergeFrom(pb::CodedInputStream input) {
+      uint tag;
+      while ((tag = input.ReadTag()) != 0) {
+        switch(tag) {
+          default:
+            input.SkipLastField();
+            break;
+          case 9: {
+            OfferedLoad = input.ReadDouble();
+            break;
+          }
+        }
+      }
+    }
+
+  }
+
+  [global::System.Diagnostics.DebuggerNonUserCodeAttribute()]
+  public sealed partial class ParetoParams : pb::IMessage<ParetoParams> {
+    private static readonly pb::MessageParser<ParetoParams> _parser = new pb::MessageParser<ParetoParams>(() => new ParetoParams());
+    public static pb::MessageParser<ParetoParams> Parser { get { return _parser; } }
+
+    public static pbr::MessageDescriptor Descriptor {
+      get { return global::Grpc.Testing.Control.Descriptor.MessageTypes[3]; }
+    }
+
+    pbr::MessageDescriptor pb::IMessage.Descriptor {
+      get { return Descriptor; }
+    }
+
+    public ParetoParams() {
+      OnConstruction();
+    }
+
+    partial void OnConstruction();
+
+    public ParetoParams(ParetoParams other) : this() {
+      interarrivalBase_ = other.interarrivalBase_;
+      alpha_ = other.alpha_;
+    }
+
+    public ParetoParams Clone() {
+      return new ParetoParams(this);
+    }
+
+    public const int InterarrivalBaseFieldNumber = 1;
+    private double interarrivalBase_;
+    public double InterarrivalBase {
+      get { return interarrivalBase_; }
+      set {
+        interarrivalBase_ = value;
+      }
+    }
+
+    public const int AlphaFieldNumber = 2;
+    private double alpha_;
+    public double Alpha {
+      get { return alpha_; }
+      set {
+        alpha_ = value;
+      }
+    }
+
+    public override bool Equals(object other) {
+      return Equals(other as ParetoParams);
+    }
+
+    public bool Equals(ParetoParams other) {
+      if (ReferenceEquals(other, null)) {
+        return false;
+      }
+      if (ReferenceEquals(other, this)) {
+        return true;
+      }
+      if (InterarrivalBase != other.InterarrivalBase) return false;
+      if (Alpha != other.Alpha) return false;
+      return true;
+    }
+
+    public override int GetHashCode() {
+      int hash = 1;
+      if (InterarrivalBase != 0D) hash ^= InterarrivalBase.GetHashCode();
+      if (Alpha != 0D) hash ^= Alpha.GetHashCode();
+      return hash;
+    }
+
+    public override string ToString() {
+      return pb::JsonFormatter.Default.Format(this);
+    }
+
+    public void WriteTo(pb::CodedOutputStream output) {
+      if (InterarrivalBase != 0D) {
+        output.WriteRawTag(9);
+        output.WriteDouble(InterarrivalBase);
+      }
+      if (Alpha != 0D) {
+        output.WriteRawTag(17);
+        output.WriteDouble(Alpha);
+      }
+    }
+
+    public int CalculateSize() {
+      int size = 0;
+      if (InterarrivalBase != 0D) {
+        size += 1 + 8;
+      }
+      if (Alpha != 0D) {
+        size += 1 + 8;
+      }
+      return size;
+    }
+
+    public void MergeFrom(ParetoParams other) {
+      if (other == null) {
+        return;
+      }
+      if (other.InterarrivalBase != 0D) {
+        InterarrivalBase = other.InterarrivalBase;
+      }
+      if (other.Alpha != 0D) {
+        Alpha = other.Alpha;
+      }
+    }
+
+    public void MergeFrom(pb::CodedInputStream input) {
+      uint tag;
+      while ((tag = input.ReadTag()) != 0) {
+        switch(tag) {
+          default:
+            input.SkipLastField();
+            break;
+          case 9: {
+            InterarrivalBase = input.ReadDouble();
+            break;
+          }
+          case 17: {
+            Alpha = input.ReadDouble();
+            break;
+          }
+        }
+      }
+    }
+
+  }
+
+  [global::System.Diagnostics.DebuggerNonUserCodeAttribute()]
+  public sealed partial class ClosedLoopParams : pb::IMessage<ClosedLoopParams> {
+    private static readonly pb::MessageParser<ClosedLoopParams> _parser = new pb::MessageParser<ClosedLoopParams>(() => new ClosedLoopParams());
+    public static pb::MessageParser<ClosedLoopParams> Parser { get { return _parser; } }
+
+    public static pbr::MessageDescriptor Descriptor {
+      get { return global::Grpc.Testing.Control.Descriptor.MessageTypes[4]; }
+    }
+
+    pbr::MessageDescriptor pb::IMessage.Descriptor {
+      get { return Descriptor; }
+    }
+
+    public ClosedLoopParams() {
+      OnConstruction();
+    }
+
+    partial void OnConstruction();
+
+    public ClosedLoopParams(ClosedLoopParams other) : this() {
+    }
+
+    public ClosedLoopParams Clone() {
+      return new ClosedLoopParams(this);
+    }
+
+    public override bool Equals(object other) {
+      return Equals(other as ClosedLoopParams);
+    }
+
+    public bool Equals(ClosedLoopParams other) {
+      if (ReferenceEquals(other, null)) {
+        return false;
+      }
+      if (ReferenceEquals(other, this)) {
+        return true;
+      }
+      return true;
+    }
+
+    public override int GetHashCode() {
+      int hash = 1;
+      return hash;
+    }
+
+    public override string ToString() {
+      return pb::JsonFormatter.Default.Format(this);
+    }
+
+    public void WriteTo(pb::CodedOutputStream output) {
+    }
+
+    public int CalculateSize() {
+      int size = 0;
+      return size;
+    }
+
+    public void MergeFrom(ClosedLoopParams other) {
+      if (other == null) {
+        return;
+      }
+    }
+
+    public void MergeFrom(pb::CodedInputStream input) {
+      uint tag;
+      while ((tag = input.ReadTag()) != 0) {
+        switch(tag) {
+          default:
+            input.SkipLastField();
+            break;
+        }
+      }
+    }
+
+  }
+
+  [global::System.Diagnostics.DebuggerNonUserCodeAttribute()]
+  public sealed partial class LoadParams : pb::IMessage<LoadParams> {
+    private static readonly pb::MessageParser<LoadParams> _parser = new pb::MessageParser<LoadParams>(() => new LoadParams());
+    public static pb::MessageParser<LoadParams> Parser { get { return _parser; } }
+
+    public static pbr::MessageDescriptor Descriptor {
+      get { return global::Grpc.Testing.Control.Descriptor.MessageTypes[5]; }
+    }
+
+    pbr::MessageDescriptor pb::IMessage.Descriptor {
+      get { return Descriptor; }
+    }
+
+    public LoadParams() {
+      OnConstruction();
+    }
+
+    partial void OnConstruction();
+
+    public LoadParams(LoadParams other) : this() {
+      switch (other.LoadCase) {
+        case LoadOneofCase.ClosedLoop:
+          ClosedLoop = other.ClosedLoop.Clone();
+          break;
+        case LoadOneofCase.Poisson:
+          Poisson = other.Poisson.Clone();
+          break;
+        case LoadOneofCase.Uniform:
+          Uniform = other.Uniform.Clone();
+          break;
+        case LoadOneofCase.Determ:
+          Determ = other.Determ.Clone();
+          break;
+        case LoadOneofCase.Pareto:
+          Pareto = other.Pareto.Clone();
+          break;
+      }
+
+    }
+
+    public LoadParams Clone() {
+      return new LoadParams(this);
+    }
+
+    public const int ClosedLoopFieldNumber = 1;
+    public global::Grpc.Testing.ClosedLoopParams ClosedLoop {
+      get { return loadCase_ == LoadOneofCase.ClosedLoop ? (global::Grpc.Testing.ClosedLoopParams) load_ : null; }
+      set {
+        load_ = value;
+        loadCase_ = value == null ? LoadOneofCase.None : LoadOneofCase.ClosedLoop;
+      }
+    }
+
+    public const int PoissonFieldNumber = 2;
+    public global::Grpc.Testing.PoissonParams Poisson {
+      get { return loadCase_ == LoadOneofCase.Poisson ? (global::Grpc.Testing.PoissonParams) load_ : null; }
+      set {
+        load_ = value;
+        loadCase_ = value == null ? LoadOneofCase.None : LoadOneofCase.Poisson;
+      }
+    }
+
+    public const int UniformFieldNumber = 3;
+    public global::Grpc.Testing.UniformParams Uniform {
+      get { return loadCase_ == LoadOneofCase.Uniform ? (global::Grpc.Testing.UniformParams) load_ : null; }
+      set {
+        load_ = value;
+        loadCase_ = value == null ? LoadOneofCase.None : LoadOneofCase.Uniform;
+      }
+    }
+
+    public const int DetermFieldNumber = 4;
+    public global::Grpc.Testing.DeterministicParams Determ {
+      get { return loadCase_ == LoadOneofCase.Determ ? (global::Grpc.Testing.DeterministicParams) load_ : null; }
+      set {
+        load_ = value;
+        loadCase_ = value == null ? LoadOneofCase.None : LoadOneofCase.Determ;
+      }
+    }
+
+    public const int ParetoFieldNumber = 5;
+    public global::Grpc.Testing.ParetoParams Pareto {
+      get { return loadCase_ == LoadOneofCase.Pareto ? (global::Grpc.Testing.ParetoParams) load_ : null; }
+      set {
+        load_ = value;
+        loadCase_ = value == null ? LoadOneofCase.None : LoadOneofCase.Pareto;
+      }
+    }
+
+    private object load_;
+    public enum LoadOneofCase {
+      None = 0,
+      ClosedLoop = 1,
+      Poisson = 2,
+      Uniform = 3,
+      Determ = 4,
+      Pareto = 5,
+    }
+    private LoadOneofCase loadCase_ = LoadOneofCase.None;
+    public LoadOneofCase LoadCase {
+      get { return loadCase_; }
+    }
+
+    public void ClearLoad() {
+      loadCase_ = LoadOneofCase.None;
+      load_ = null;
+    }
+
+    public override bool Equals(object other) {
+      return Equals(other as LoadParams);
+    }
+
+    public bool Equals(LoadParams other) {
+      if (ReferenceEquals(other, null)) {
+        return false;
+      }
+      if (ReferenceEquals(other, this)) {
+        return true;
+      }
+      if (!object.Equals(ClosedLoop, other.ClosedLoop)) return false;
+      if (!object.Equals(Poisson, other.Poisson)) return false;
+      if (!object.Equals(Uniform, other.Uniform)) return false;
+      if (!object.Equals(Determ, other.Determ)) return false;
+      if (!object.Equals(Pareto, other.Pareto)) return false;
+      return true;
+    }
+
+    public override int GetHashCode() {
+      int hash = 1;
+      if (loadCase_ == LoadOneofCase.ClosedLoop) hash ^= ClosedLoop.GetHashCode();
+      if (loadCase_ == LoadOneofCase.Poisson) hash ^= Poisson.GetHashCode();
+      if (loadCase_ == LoadOneofCase.Uniform) hash ^= Uniform.GetHashCode();
+      if (loadCase_ == LoadOneofCase.Determ) hash ^= Determ.GetHashCode();
+      if (loadCase_ == LoadOneofCase.Pareto) hash ^= Pareto.GetHashCode();
+      return hash;
+    }
+
+    public override string ToString() {
+      return pb::JsonFormatter.Default.Format(this);
+    }
+
+    public void WriteTo(pb::CodedOutputStream output) {
+      if (loadCase_ == LoadOneofCase.ClosedLoop) {
+        output.WriteRawTag(10);
+        output.WriteMessage(ClosedLoop);
+      }
+      if (loadCase_ == LoadOneofCase.Poisson) {
+        output.WriteRawTag(18);
+        output.WriteMessage(Poisson);
+      }
+      if (loadCase_ == LoadOneofCase.Uniform) {
+        output.WriteRawTag(26);
+        output.WriteMessage(Uniform);
+      }
+      if (loadCase_ == LoadOneofCase.Determ) {
+        output.WriteRawTag(34);
+        output.WriteMessage(Determ);
+      }
+      if (loadCase_ == LoadOneofCase.Pareto) {
+        output.WriteRawTag(42);
+        output.WriteMessage(Pareto);
+      }
+    }
+
+    public int CalculateSize() {
+      int size = 0;
+      if (loadCase_ == LoadOneofCase.ClosedLoop) {
+        size += 1 + pb::CodedOutputStream.ComputeMessageSize(ClosedLoop);
+      }
+      if (loadCase_ == LoadOneofCase.Poisson) {
+        size += 1 + pb::CodedOutputStream.ComputeMessageSize(Poisson);
+      }
+      if (loadCase_ == LoadOneofCase.Uniform) {
+        size += 1 + pb::CodedOutputStream.ComputeMessageSize(Uniform);
+      }
+      if (loadCase_ == LoadOneofCase.Determ) {
+        size += 1 + pb::CodedOutputStream.ComputeMessageSize(Determ);
+      }
+      if (loadCase_ == LoadOneofCase.Pareto) {
+        size += 1 + pb::CodedOutputStream.ComputeMessageSize(Pareto);
+      }
+      return size;
+    }
+
+    public void MergeFrom(LoadParams other) {
+      if (other == null) {
+        return;
+      }
+      switch (other.LoadCase) {
+        case LoadOneofCase.ClosedLoop:
+          ClosedLoop = other.ClosedLoop;
+          break;
+        case LoadOneofCase.Poisson:
+          Poisson = other.Poisson;
+          break;
+        case LoadOneofCase.Uniform:
+          Uniform = other.Uniform;
+          break;
+        case LoadOneofCase.Determ:
+          Determ = other.Determ;
+          break;
+        case LoadOneofCase.Pareto:
+          Pareto = other.Pareto;
+          break;
+      }
+
+    }
+
+    public void MergeFrom(pb::CodedInputStream input) {
+      uint tag;
+      while ((tag = input.ReadTag()) != 0) {
+        switch(tag) {
+          default:
+            input.SkipLastField();
+            break;
+          case 10: {
+            global::Grpc.Testing.ClosedLoopParams subBuilder = new global::Grpc.Testing.ClosedLoopParams();
+            if (loadCase_ == LoadOneofCase.ClosedLoop) {
+              subBuilder.MergeFrom(ClosedLoop);
+            }
+            input.ReadMessage(subBuilder);
+            ClosedLoop = subBuilder;
+            break;
+          }
+          case 18: {
+            global::Grpc.Testing.PoissonParams subBuilder = new global::Grpc.Testing.PoissonParams();
+            if (loadCase_ == LoadOneofCase.Poisson) {
+              subBuilder.MergeFrom(Poisson);
+            }
+            input.ReadMessage(subBuilder);
+            Poisson = subBuilder;
+            break;
+          }
+          case 26: {
+            global::Grpc.Testing.UniformParams subBuilder = new global::Grpc.Testing.UniformParams();
+            if (loadCase_ == LoadOneofCase.Uniform) {
+              subBuilder.MergeFrom(Uniform);
+            }
+            input.ReadMessage(subBuilder);
+            Uniform = subBuilder;
+            break;
+          }
+          case 34: {
+            global::Grpc.Testing.DeterministicParams subBuilder = new global::Grpc.Testing.DeterministicParams();
+            if (loadCase_ == LoadOneofCase.Determ) {
+              subBuilder.MergeFrom(Determ);
+            }
+            input.ReadMessage(subBuilder);
+            Determ = subBuilder;
+            break;
+          }
+          case 42: {
+            global::Grpc.Testing.ParetoParams subBuilder = new global::Grpc.Testing.ParetoParams();
+            if (loadCase_ == LoadOneofCase.Pareto) {
+              subBuilder.MergeFrom(Pareto);
+            }
+            input.ReadMessage(subBuilder);
+            Pareto = subBuilder;
+            break;
+          }
+        }
+      }
+    }
+
+  }
+
+  [global::System.Diagnostics.DebuggerNonUserCodeAttribute()]
+  public sealed partial class SecurityParams : pb::IMessage<SecurityParams> {
+    private static readonly pb::MessageParser<SecurityParams> _parser = new pb::MessageParser<SecurityParams>(() => new SecurityParams());
+    public static pb::MessageParser<SecurityParams> Parser { get { return _parser; } }
+
+    public static pbr::MessageDescriptor Descriptor {
+      get { return global::Grpc.Testing.Control.Descriptor.MessageTypes[6]; }
+    }
+
+    pbr::MessageDescriptor pb::IMessage.Descriptor {
+      get { return Descriptor; }
+    }
+
+    public SecurityParams() {
+      OnConstruction();
+    }
+
+    partial void OnConstruction();
+
+    public SecurityParams(SecurityParams other) : this() {
+      useTestCa_ = other.useTestCa_;
+      serverHostOverride_ = other.serverHostOverride_;
+    }
+
+    public SecurityParams Clone() {
+      return new SecurityParams(this);
+    }
+
+    public const int UseTestCaFieldNumber = 1;
+    private bool useTestCa_;
+    public bool UseTestCa {
+      get { return useTestCa_; }
+      set {
+        useTestCa_ = value;
+      }
+    }
+
+    public const int ServerHostOverrideFieldNumber = 2;
+    private string serverHostOverride_ = "";
+    public string ServerHostOverride {
+      get { return serverHostOverride_; }
+      set {
+        serverHostOverride_ = pb::Preconditions.CheckNotNull(value, "value");
+      }
+    }
+
+    public override bool Equals(object other) {
+      return Equals(other as SecurityParams);
+    }
+
+    public bool Equals(SecurityParams other) {
+      if (ReferenceEquals(other, null)) {
+        return false;
+      }
+      if (ReferenceEquals(other, this)) {
+        return true;
+      }
+      if (UseTestCa != other.UseTestCa) return false;
+      if (ServerHostOverride != other.ServerHostOverride) return false;
+      return true;
+    }
+
+    public override int GetHashCode() {
+      int hash = 1;
+      if (UseTestCa != false) hash ^= UseTestCa.GetHashCode();
+      if (ServerHostOverride.Length != 0) hash ^= ServerHostOverride.GetHashCode();
+      return hash;
+    }
+
+    public override string ToString() {
+      return pb::JsonFormatter.Default.Format(this);
+    }
+
+    public void WriteTo(pb::CodedOutputStream output) {
+      if (UseTestCa != false) {
+        output.WriteRawTag(8);
+        output.WriteBool(UseTestCa);
+      }
+      if (ServerHostOverride.Length != 0) {
+        output.WriteRawTag(18);
+        output.WriteString(ServerHostOverride);
+      }
+    }
+
+    public int CalculateSize() {
+      int size = 0;
+      if (UseTestCa != false) {
+        size += 1 + 1;
+      }
+      if (ServerHostOverride.Length != 0) {
+        size += 1 + pb::CodedOutputStream.ComputeStringSize(ServerHostOverride);
+      }
+      return size;
+    }
+
+    public void MergeFrom(SecurityParams other) {
+      if (other == null) {
+        return;
+      }
+      if (other.UseTestCa != false) {
+        UseTestCa = other.UseTestCa;
+      }
+      if (other.ServerHostOverride.Length != 0) {
+        ServerHostOverride = other.ServerHostOverride;
+      }
+    }
+
+    public void MergeFrom(pb::CodedInputStream input) {
+      uint tag;
+      while ((tag = input.ReadTag()) != 0) {
+        switch(tag) {
+          default:
+            input.SkipLastField();
+            break;
+          case 8: {
+            UseTestCa = input.ReadBool();
+            break;
+          }
+          case 18: {
+            ServerHostOverride = input.ReadString();
+            break;
+          }
+        }
+      }
+    }
+
+  }
+
+  [global::System.Diagnostics.DebuggerNonUserCodeAttribute()]
+  public sealed partial class ClientConfig : pb::IMessage<ClientConfig> {
+    private static readonly pb::MessageParser<ClientConfig> _parser = new pb::MessageParser<ClientConfig>(() => new ClientConfig());
+    public static pb::MessageParser<ClientConfig> Parser { get { return _parser; } }
+
+    public static pbr::MessageDescriptor Descriptor {
+      get { return global::Grpc.Testing.Control.Descriptor.MessageTypes[7]; }
+    }
+
+    pbr::MessageDescriptor pb::IMessage.Descriptor {
+      get { return Descriptor; }
+    }
+
+    public ClientConfig() {
+      OnConstruction();
+    }
+
+    partial void OnConstruction();
+
+    public ClientConfig(ClientConfig other) : this() {
+      serverTargets_ = other.serverTargets_.Clone();
+      clientType_ = other.clientType_;
+      SecurityParams = other.securityParams_ != null ? other.SecurityParams.Clone() : null;
+      outstandingRpcsPerChannel_ = other.outstandingRpcsPerChannel_;
+      clientChannels_ = other.clientChannels_;
+      asyncClientThreads_ = other.asyncClientThreads_;
+      rpcType_ = other.rpcType_;
+      LoadParams = other.loadParams_ != null ? other.LoadParams.Clone() : null;
+      PayloadConfig = other.payloadConfig_ != null ? other.PayloadConfig.Clone() : null;
+      HistogramParams = other.histogramParams_ != null ? other.HistogramParams.Clone() : null;
+    }
+
+    public ClientConfig Clone() {
+      return new ClientConfig(this);
+    }
+
+    public const int ServerTargetsFieldNumber = 1;
+    private static readonly pb::FieldCodec<string> _repeated_serverTargets_codec
+        = pb::FieldCodec.ForString(10);
+    private readonly pbc::RepeatedField<string> serverTargets_ = new pbc::RepeatedField<string>();
+    public pbc::RepeatedField<string> ServerTargets {
+      get { return serverTargets_; }
+    }
+
+    public const int ClientTypeFieldNumber = 2;
+    private global::Grpc.Testing.ClientType clientType_ = global::Grpc.Testing.ClientType.SYNC_CLIENT;
+    public global::Grpc.Testing.ClientType ClientType {
+      get { return clientType_; }
+      set {
+        clientType_ = value;
+      }
+    }
+
+    public const int SecurityParamsFieldNumber = 3;
+    private global::Grpc.Testing.SecurityParams securityParams_;
+    public global::Grpc.Testing.SecurityParams SecurityParams {
+      get { return securityParams_; }
+      set {
+        securityParams_ = value;
+      }
+    }
+
+    public const int OutstandingRpcsPerChannelFieldNumber = 4;
+    private int outstandingRpcsPerChannel_;
+    public int OutstandingRpcsPerChannel {
+      get { return outstandingRpcsPerChannel_; }
+      set {
+        outstandingRpcsPerChannel_ = value;
+      }
+    }
+
+    public const int ClientChannelsFieldNumber = 5;
+    private int clientChannels_;
+    public int ClientChannels {
+      get { return clientChannels_; }
+      set {
+        clientChannels_ = value;
+      }
+    }
+
+    public const int AsyncClientThreadsFieldNumber = 7;
+    private int asyncClientThreads_;
+    public int AsyncClientThreads {
+      get { return asyncClientThreads_; }
+      set {
+        asyncClientThreads_ = value;
+      }
+    }
+
+    public const int RpcTypeFieldNumber = 8;
+    private global::Grpc.Testing.RpcType rpcType_ = global::Grpc.Testing.RpcType.UNARY;
+    public global::Grpc.Testing.RpcType RpcType {
+      get { return rpcType_; }
+      set {
+        rpcType_ = value;
+      }
+    }
+
+    public const int LoadParamsFieldNumber = 10;
+    private global::Grpc.Testing.LoadParams loadParams_;
+    public global::Grpc.Testing.LoadParams LoadParams {
+      get { return loadParams_; }
+      set {
+        loadParams_ = value;
+      }
+    }
+
+    public const int PayloadConfigFieldNumber = 11;
+    private global::Grpc.Testing.PayloadConfig payloadConfig_;
+    public global::Grpc.Testing.PayloadConfig PayloadConfig {
+      get { return payloadConfig_; }
+      set {
+        payloadConfig_ = value;
+      }
+    }
+
+    public const int HistogramParamsFieldNumber = 12;
+    private global::Grpc.Testing.HistogramParams histogramParams_;
+    public global::Grpc.Testing.HistogramParams HistogramParams {
+      get { return histogramParams_; }
+      set {
+        histogramParams_ = value;
+      }
+    }
+
+    public override bool Equals(object other) {
+      return Equals(other as ClientConfig);
+    }
+
+    public bool Equals(ClientConfig other) {
+      if (ReferenceEquals(other, null)) {
+        return false;
+      }
+      if (ReferenceEquals(other, this)) {
+        return true;
+      }
+      if(!serverTargets_.Equals(other.serverTargets_)) return false;
+      if (ClientType != other.ClientType) return false;
+      if (!object.Equals(SecurityParams, other.SecurityParams)) return false;
+      if (OutstandingRpcsPerChannel != other.OutstandingRpcsPerChannel) return false;
+      if (ClientChannels != other.ClientChannels) return false;
+      if (AsyncClientThreads != other.AsyncClientThreads) return false;
+      if (RpcType != other.RpcType) return false;
+      if (!object.Equals(LoadParams, other.LoadParams)) return false;
+      if (!object.Equals(PayloadConfig, other.PayloadConfig)) return false;
+      if (!object.Equals(HistogramParams, other.HistogramParams)) return false;
+      return true;
+    }
+
+    public override int GetHashCode() {
+      int hash = 1;
+      hash ^= serverTargets_.GetHashCode();
+      if (ClientType != global::Grpc.Testing.ClientType.SYNC_CLIENT) hash ^= ClientType.GetHashCode();
+      if (securityParams_ != null) hash ^= SecurityParams.GetHashCode();
+      if (OutstandingRpcsPerChannel != 0) hash ^= OutstandingRpcsPerChannel.GetHashCode();
+      if (ClientChannels != 0) hash ^= ClientChannels.GetHashCode();
+      if (AsyncClientThreads != 0) hash ^= AsyncClientThreads.GetHashCode();
+      if (RpcType != global::Grpc.Testing.RpcType.UNARY) hash ^= RpcType.GetHashCode();
+      if (loadParams_ != null) hash ^= LoadParams.GetHashCode();
+      if (payloadConfig_ != null) hash ^= PayloadConfig.GetHashCode();
+      if (histogramParams_ != null) hash ^= HistogramParams.GetHashCode();
+      return hash;
+    }
+
+    public override string ToString() {
+      return pb::JsonFormatter.Default.Format(this);
+    }
+
+    public void WriteTo(pb::CodedOutputStream output) {
+      serverTargets_.WriteTo(output, _repeated_serverTargets_codec);
+      if (ClientType != global::Grpc.Testing.ClientType.SYNC_CLIENT) {
+        output.WriteRawTag(16);
+        output.WriteEnum((int) ClientType);
+      }
+      if (securityParams_ != null) {
+        output.WriteRawTag(26);
+        output.WriteMessage(SecurityParams);
+      }
+      if (OutstandingRpcsPerChannel != 0) {
+        output.WriteRawTag(32);
+        output.WriteInt32(OutstandingRpcsPerChannel);
+      }
+      if (ClientChannels != 0) {
+        output.WriteRawTag(40);
+        output.WriteInt32(ClientChannels);
+      }
+      if (AsyncClientThreads != 0) {
+        output.WriteRawTag(56);
+        output.WriteInt32(AsyncClientThreads);
+      }
+      if (RpcType != global::Grpc.Testing.RpcType.UNARY) {
+        output.WriteRawTag(64);
+        output.WriteEnum((int) RpcType);
+      }
+      if (loadParams_ != null) {
+        output.WriteRawTag(82);
+        output.WriteMessage(LoadParams);
+      }
+      if (payloadConfig_ != null) {
+        output.WriteRawTag(90);
+        output.WriteMessage(PayloadConfig);
+      }
+      if (histogramParams_ != null) {
+        output.WriteRawTag(98);
+        output.WriteMessage(HistogramParams);
+      }
+    }
+
+    public int CalculateSize() {
+      int size = 0;
+      size += serverTargets_.CalculateSize(_repeated_serverTargets_codec);
+      if (ClientType != global::Grpc.Testing.ClientType.SYNC_CLIENT) {
+        size += 1 + pb::CodedOutputStream.ComputeEnumSize((int) ClientType);
+      }
+      if (securityParams_ != null) {
+        size += 1 + pb::CodedOutputStream.ComputeMessageSize(SecurityParams);
+      }
+      if (OutstandingRpcsPerChannel != 0) {
+        size += 1 + pb::CodedOutputStream.ComputeInt32Size(OutstandingRpcsPerChannel);
+      }
+      if (ClientChannels != 0) {
+        size += 1 + pb::CodedOutputStream.ComputeInt32Size(ClientChannels);
+      }
+      if (AsyncClientThreads != 0) {
+        size += 1 + pb::CodedOutputStream.ComputeInt32Size(AsyncClientThreads);
+      }
+      if (RpcType != global::Grpc.Testing.RpcType.UNARY) {
+        size += 1 + pb::CodedOutputStream.ComputeEnumSize((int) RpcType);
+      }
+      if (loadParams_ != null) {
+        size += 1 + pb::CodedOutputStream.ComputeMessageSize(LoadParams);
+      }
+      if (payloadConfig_ != null) {
+        size += 1 + pb::CodedOutputStream.ComputeMessageSize(PayloadConfig);
+      }
+      if (histogramParams_ != null) {
+        size += 1 + pb::CodedOutputStream.ComputeMessageSize(HistogramParams);
+      }
+      return size;
+    }
+
+    public void MergeFrom(ClientConfig other) {
+      if (other == null) {
+        return;
+      }
+      serverTargets_.Add(other.serverTargets_);
+      if (other.ClientType != global::Grpc.Testing.ClientType.SYNC_CLIENT) {
+        ClientType = other.ClientType;
+      }
+      if (other.securityParams_ != null) {
+        if (securityParams_ == null) {
+          securityParams_ = new global::Grpc.Testing.SecurityParams();
+        }
+        SecurityParams.MergeFrom(other.SecurityParams);
+      }
+      if (other.OutstandingRpcsPerChannel != 0) {
+        OutstandingRpcsPerChannel = other.OutstandingRpcsPerChannel;
+      }
+      if (other.ClientChannels != 0) {
+        ClientChannels = other.ClientChannels;
+      }
+      if (other.AsyncClientThreads != 0) {
+        AsyncClientThreads = other.AsyncClientThreads;
+      }
+      if (other.RpcType != global::Grpc.Testing.RpcType.UNARY) {
+        RpcType = other.RpcType;
+      }
+      if (other.loadParams_ != null) {
+        if (loadParams_ == null) {
+          loadParams_ = new global::Grpc.Testing.LoadParams();
+        }
+        LoadParams.MergeFrom(other.LoadParams);
+      }
+      if (other.payloadConfig_ != null) {
+        if (payloadConfig_ == null) {
+          payloadConfig_ = new global::Grpc.Testing.PayloadConfig();
+        }
+        PayloadConfig.MergeFrom(other.PayloadConfig);
+      }
+      if (other.histogramParams_ != null) {
+        if (histogramParams_ == null) {
+          histogramParams_ = new global::Grpc.Testing.HistogramParams();
+        }
+        HistogramParams.MergeFrom(other.HistogramParams);
+      }
+    }
+
+    public void MergeFrom(pb::CodedInputStream input) {
+      uint tag;
+      while ((tag = input.ReadTag()) != 0) {
+        switch(tag) {
+          default:
+            input.SkipLastField();
+            break;
+          case 10: {
+            serverTargets_.AddEntriesFrom(input, _repeated_serverTargets_codec);
+            break;
+          }
+          case 16: {
+            clientType_ = (global::Grpc.Testing.ClientType) input.ReadEnum();
+            break;
+          }
+          case 26: {
+            if (securityParams_ == null) {
+              securityParams_ = new global::Grpc.Testing.SecurityParams();
+            }
+            input.ReadMessage(securityParams_);
+            break;
+          }
+          case 32: {
+            OutstandingRpcsPerChannel = input.ReadInt32();
+            break;
+          }
+          case 40: {
+            ClientChannels = input.ReadInt32();
+            break;
+          }
+          case 56: {
+            AsyncClientThreads = input.ReadInt32();
+            break;
+          }
+          case 64: {
+            rpcType_ = (global::Grpc.Testing.RpcType) input.ReadEnum();
+            break;
+          }
+          case 82: {
+            if (loadParams_ == null) {
+              loadParams_ = new global::Grpc.Testing.LoadParams();
+            }
+            input.ReadMessage(loadParams_);
+            break;
+          }
+          case 90: {
+            if (payloadConfig_ == null) {
+              payloadConfig_ = new global::Grpc.Testing.PayloadConfig();
+            }
+            input.ReadMessage(payloadConfig_);
+            break;
+          }
+          case 98: {
+            if (histogramParams_ == null) {
+              histogramParams_ = new global::Grpc.Testing.HistogramParams();
+            }
+            input.ReadMessage(histogramParams_);
+            break;
+          }
+        }
+      }
+    }
+
+  }
+
+  [global::System.Diagnostics.DebuggerNonUserCodeAttribute()]
+  public sealed partial class ClientStatus : pb::IMessage<ClientStatus> {
+    private static readonly pb::MessageParser<ClientStatus> _parser = new pb::MessageParser<ClientStatus>(() => new ClientStatus());
+    public static pb::MessageParser<ClientStatus> Parser { get { return _parser; } }
+
+    public static pbr::MessageDescriptor Descriptor {
+      get { return global::Grpc.Testing.Control.Descriptor.MessageTypes[8]; }
+    }
+
+    pbr::MessageDescriptor pb::IMessage.Descriptor {
+      get { return Descriptor; }
+    }
+
+    public ClientStatus() {
+      OnConstruction();
+    }
+
+    partial void OnConstruction();
+
+    public ClientStatus(ClientStatus other) : this() {
+      Stats = other.stats_ != null ? other.Stats.Clone() : null;
+    }
+
+    public ClientStatus Clone() {
+      return new ClientStatus(this);
+    }
+
+    public const int StatsFieldNumber = 1;
+    private global::Grpc.Testing.ClientStats stats_;
+    public global::Grpc.Testing.ClientStats Stats {
+      get { return stats_; }
+      set {
+        stats_ = value;
+      }
+    }
+
+    public override bool Equals(object other) {
+      return Equals(other as ClientStatus);
+    }
+
+    public bool Equals(ClientStatus other) {
+      if (ReferenceEquals(other, null)) {
+        return false;
+      }
+      if (ReferenceEquals(other, this)) {
+        return true;
+      }
+      if (!object.Equals(Stats, other.Stats)) return false;
+      return true;
+    }
+
+    public override int GetHashCode() {
+      int hash = 1;
+      if (stats_ != null) hash ^= Stats.GetHashCode();
+      return hash;
+    }
+
+    public override string ToString() {
+      return pb::JsonFormatter.Default.Format(this);
+    }
+
+    public void WriteTo(pb::CodedOutputStream output) {
+      if (stats_ != null) {
+        output.WriteRawTag(10);
+        output.WriteMessage(Stats);
+      }
+    }
+
+    public int CalculateSize() {
+      int size = 0;
+      if (stats_ != null) {
+        size += 1 + pb::CodedOutputStream.ComputeMessageSize(Stats);
+      }
+      return size;
+    }
+
+    public void MergeFrom(ClientStatus other) {
+      if (other == null) {
+        return;
+      }
+      if (other.stats_ != null) {
+        if (stats_ == null) {
+          stats_ = new global::Grpc.Testing.ClientStats();
+        }
+        Stats.MergeFrom(other.Stats);
+      }
+    }
+
+    public void MergeFrom(pb::CodedInputStream input) {
+      uint tag;
+      while ((tag = input.ReadTag()) != 0) {
+        switch(tag) {
+          default:
+            input.SkipLastField();
+            break;
+          case 10: {
+            if (stats_ == null) {
+              stats_ = new global::Grpc.Testing.ClientStats();
+            }
+            input.ReadMessage(stats_);
+            break;
+          }
+        }
+      }
+    }
+
+  }
+
+  [global::System.Diagnostics.DebuggerNonUserCodeAttribute()]
+  public sealed partial class Mark : pb::IMessage<Mark> {
+    private static readonly pb::MessageParser<Mark> _parser = new pb::MessageParser<Mark>(() => new Mark());
+    public static pb::MessageParser<Mark> Parser { get { return _parser; } }
+
+    public static pbr::MessageDescriptor Descriptor {
+      get { return global::Grpc.Testing.Control.Descriptor.MessageTypes[9]; }
+    }
+
+    pbr::MessageDescriptor pb::IMessage.Descriptor {
+      get { return Descriptor; }
+    }
+
+    public Mark() {
+      OnConstruction();
+    }
+
+    partial void OnConstruction();
+
+    public Mark(Mark other) : this() {
+      reset_ = other.reset_;
+    }
+
+    public Mark Clone() {
+      return new Mark(this);
+    }
+
+    public const int ResetFieldNumber = 1;
+    private bool reset_;
+    public bool Reset {
+      get { return reset_; }
+      set {
+        reset_ = value;
+      }
+    }
+
+    public override bool Equals(object other) {
+      return Equals(other as Mark);
+    }
+
+    public bool Equals(Mark other) {
+      if (ReferenceEquals(other, null)) {
+        return false;
+      }
+      if (ReferenceEquals(other, this)) {
+        return true;
+      }
+      if (Reset != other.Reset) return false;
+      return true;
+    }
+
+    public override int GetHashCode() {
+      int hash = 1;
+      if (Reset != false) hash ^= Reset.GetHashCode();
+      return hash;
+    }
+
+    public override string ToString() {
+      return pb::JsonFormatter.Default.Format(this);
+    }
+
+    public void WriteTo(pb::CodedOutputStream output) {
+      if (Reset != false) {
+        output.WriteRawTag(8);
+        output.WriteBool(Reset);
+      }
+    }
+
+    public int CalculateSize() {
+      int size = 0;
+      if (Reset != false) {
+        size += 1 + 1;
+      }
+      return size;
+    }
+
+    public void MergeFrom(Mark other) {
+      if (other == null) {
+        return;
+      }
+      if (other.Reset != false) {
+        Reset = other.Reset;
+      }
+    }
+
+    public void MergeFrom(pb::CodedInputStream input) {
+      uint tag;
+      while ((tag = input.ReadTag()) != 0) {
+        switch(tag) {
+          default:
+            input.SkipLastField();
+            break;
+          case 8: {
+            Reset = input.ReadBool();
+            break;
+          }
+        }
+      }
+    }
+
+  }
+
+  [global::System.Diagnostics.DebuggerNonUserCodeAttribute()]
+  public sealed partial class ClientArgs : pb::IMessage<ClientArgs> {
+    private static readonly pb::MessageParser<ClientArgs> _parser = new pb::MessageParser<ClientArgs>(() => new ClientArgs());
+    public static pb::MessageParser<ClientArgs> Parser { get { return _parser; } }
+
+    public static pbr::MessageDescriptor Descriptor {
+      get { return global::Grpc.Testing.Control.Descriptor.MessageTypes[10]; }
+    }
+
+    pbr::MessageDescriptor pb::IMessage.Descriptor {
+      get { return Descriptor; }
+    }
+
+    public ClientArgs() {
+      OnConstruction();
+    }
+
+    partial void OnConstruction();
+
+    public ClientArgs(ClientArgs other) : this() {
+      switch (other.ArgtypeCase) {
+        case ArgtypeOneofCase.Setup:
+          Setup = other.Setup.Clone();
+          break;
+        case ArgtypeOneofCase.Mark:
+          Mark = other.Mark.Clone();
+          break;
+      }
+
+    }
+
+    public ClientArgs Clone() {
+      return new ClientArgs(this);
+    }
+
+    public const int SetupFieldNumber = 1;
+    public global::Grpc.Testing.ClientConfig Setup {
+      get { return argtypeCase_ == ArgtypeOneofCase.Setup ? (global::Grpc.Testing.ClientConfig) argtype_ : null; }
+      set {
+        argtype_ = value;
+        argtypeCase_ = value == null ? ArgtypeOneofCase.None : ArgtypeOneofCase.Setup;
+      }
+    }
+
+    public const int MarkFieldNumber = 2;
+    public global::Grpc.Testing.Mark Mark {
+      get { return argtypeCase_ == ArgtypeOneofCase.Mark ? (global::Grpc.Testing.Mark) argtype_ : null; }
+      set {
+        argtype_ = value;
+        argtypeCase_ = value == null ? ArgtypeOneofCase.None : ArgtypeOneofCase.Mark;
+      }
+    }
+
+    private object argtype_;
+    public enum ArgtypeOneofCase {
+      None = 0,
+      Setup = 1,
+      Mark = 2,
+    }
+    private ArgtypeOneofCase argtypeCase_ = ArgtypeOneofCase.None;
+    public ArgtypeOneofCase ArgtypeCase {
+      get { return argtypeCase_; }
+    }
+
+    public void ClearArgtype() {
+      argtypeCase_ = ArgtypeOneofCase.None;
+      argtype_ = null;
+    }
+
+    public override bool Equals(object other) {
+      return Equals(other as ClientArgs);
+    }
+
+    public bool Equals(ClientArgs other) {
+      if (ReferenceEquals(other, null)) {
+        return false;
+      }
+      if (ReferenceEquals(other, this)) {
+        return true;
+      }
+      if (!object.Equals(Setup, other.Setup)) return false;
+      if (!object.Equals(Mark, other.Mark)) return false;
+      return true;
+    }
+
+    public override int GetHashCode() {
+      int hash = 1;
+      if (argtypeCase_ == ArgtypeOneofCase.Setup) hash ^= Setup.GetHashCode();
+      if (argtypeCase_ == ArgtypeOneofCase.Mark) hash ^= Mark.GetHashCode();
+      return hash;
+    }
+
+    public override string ToString() {
+      return pb::JsonFormatter.Default.Format(this);
+    }
+
+    public void WriteTo(pb::CodedOutputStream output) {
+      if (argtypeCase_ == ArgtypeOneofCase.Setup) {
+        output.WriteRawTag(10);
+        output.WriteMessage(Setup);
+      }
+      if (argtypeCase_ == ArgtypeOneofCase.Mark) {
+        output.WriteRawTag(18);
+        output.WriteMessage(Mark);
+      }
+    }
+
+    public int CalculateSize() {
+      int size = 0;
+      if (argtypeCase_ == ArgtypeOneofCase.Setup) {
+        size += 1 + pb::CodedOutputStream.ComputeMessageSize(Setup);
+      }
+      if (argtypeCase_ == ArgtypeOneofCase.Mark) {
+        size += 1 + pb::CodedOutputStream.ComputeMessageSize(Mark);
+      }
+      return size;
+    }
+
+    public void MergeFrom(ClientArgs other) {
+      if (other == null) {
+        return;
+      }
+      switch (other.ArgtypeCase) {
+        case ArgtypeOneofCase.Setup:
+          Setup = other.Setup;
+          break;
+        case ArgtypeOneofCase.Mark:
+          Mark = other.Mark;
+          break;
+      }
+
+    }
+
+    public void MergeFrom(pb::CodedInputStream input) {
+      uint tag;
+      while ((tag = input.ReadTag()) != 0) {
+        switch(tag) {
+          default:
+            input.SkipLastField();
+            break;
+          case 10: {
+            global::Grpc.Testing.ClientConfig subBuilder = new global::Grpc.Testing.ClientConfig();
+            if (argtypeCase_ == ArgtypeOneofCase.Setup) {
+              subBuilder.MergeFrom(Setup);
+            }
+            input.ReadMessage(subBuilder);
+            Setup = subBuilder;
+            break;
+          }
+          case 18: {
+            global::Grpc.Testing.Mark subBuilder = new global::Grpc.Testing.Mark();
+            if (argtypeCase_ == ArgtypeOneofCase.Mark) {
+              subBuilder.MergeFrom(Mark);
+            }
+            input.ReadMessage(subBuilder);
+            Mark = subBuilder;
+            break;
+          }
+        }
+      }
+    }
+
+  }
+
+  [global::System.Diagnostics.DebuggerNonUserCodeAttribute()]
+  public sealed partial class ServerConfig : pb::IMessage<ServerConfig> {
+    private static readonly pb::MessageParser<ServerConfig> _parser = new pb::MessageParser<ServerConfig>(() => new ServerConfig());
+    public static pb::MessageParser<ServerConfig> Parser { get { return _parser; } }
+
+    public static pbr::MessageDescriptor Descriptor {
+      get { return global::Grpc.Testing.Control.Descriptor.MessageTypes[11]; }
+    }
+
+    pbr::MessageDescriptor pb::IMessage.Descriptor {
+      get { return Descriptor; }
+    }
+
+    public ServerConfig() {
+      OnConstruction();
+    }
+
+    partial void OnConstruction();
+
+    public ServerConfig(ServerConfig other) : this() {
+      serverType_ = other.serverType_;
+      SecurityParams = other.securityParams_ != null ? other.SecurityParams.Clone() : null;
+      host_ = other.host_;
+      port_ = other.port_;
+      asyncServerThreads_ = other.asyncServerThreads_;
+      coreLimit_ = other.coreLimit_;
+      PayloadConfig = other.payloadConfig_ != null ? other.PayloadConfig.Clone() : null;
+    }
+
+    public ServerConfig Clone() {
+      return new ServerConfig(this);
+    }
+
+    public const int ServerTypeFieldNumber = 1;
+    private global::Grpc.Testing.ServerType serverType_ = global::Grpc.Testing.ServerType.SYNC_SERVER;
+    public global::Grpc.Testing.ServerType ServerType {
+      get { return serverType_; }
+      set {
+        serverType_ = value;
+      }
+    }
+
+    public const int SecurityParamsFieldNumber = 2;
+    private global::Grpc.Testing.SecurityParams securityParams_;
+    public global::Grpc.Testing.SecurityParams SecurityParams {
+      get { return securityParams_; }
+      set {
+        securityParams_ = value;
+      }
+    }
+
+    public const int HostFieldNumber = 3;
+    private string host_ = "";
+    public string Host {
+      get { return host_; }
+      set {
+        host_ = pb::Preconditions.CheckNotNull(value, "value");
+      }
+    }
+
+    public const int PortFieldNumber = 4;
+    private int port_;
+    public int Port {
+      get { return port_; }
+      set {
+        port_ = value;
+      }
+    }
+
+    public const int AsyncServerThreadsFieldNumber = 7;
+    private int asyncServerThreads_;
+    public int AsyncServerThreads {
+      get { return asyncServerThreads_; }
+      set {
+        asyncServerThreads_ = value;
+      }
+    }
+
+    public const int CoreLimitFieldNumber = 8;
+    private int coreLimit_;
+    public int CoreLimit {
+      get { return coreLimit_; }
+      set {
+        coreLimit_ = value;
+      }
+    }
+
+    public const int PayloadConfigFieldNumber = 9;
+    private global::Grpc.Testing.PayloadConfig payloadConfig_;
+    public global::Grpc.Testing.PayloadConfig PayloadConfig {
+      get { return payloadConfig_; }
+      set {
+        payloadConfig_ = value;
+      }
+    }
+
+    public override bool Equals(object other) {
+      return Equals(other as ServerConfig);
+    }
+
+    public bool Equals(ServerConfig other) {
+      if (ReferenceEquals(other, null)) {
+        return false;
+      }
+      if (ReferenceEquals(other, this)) {
+        return true;
+      }
+      if (ServerType != other.ServerType) return false;
+      if (!object.Equals(SecurityParams, other.SecurityParams)) return false;
+      if (Host != other.Host) return false;
+      if (Port != other.Port) return false;
+      if (AsyncServerThreads != other.AsyncServerThreads) return false;
+      if (CoreLimit != other.CoreLimit) return false;
+      if (!object.Equals(PayloadConfig, other.PayloadConfig)) return false;
+      return true;
+    }
+
+    public override int GetHashCode() {
+      int hash = 1;
+      if (ServerType != global::Grpc.Testing.ServerType.SYNC_SERVER) hash ^= ServerType.GetHashCode();
+      if (securityParams_ != null) hash ^= SecurityParams.GetHashCode();
+      if (Host.Length != 0) hash ^= Host.GetHashCode();
+      if (Port != 0) hash ^= Port.GetHashCode();
+      if (AsyncServerThreads != 0) hash ^= AsyncServerThreads.GetHashCode();
+      if (CoreLimit != 0) hash ^= CoreLimit.GetHashCode();
+      if (payloadConfig_ != null) hash ^= PayloadConfig.GetHashCode();
+      return hash;
+    }
+
+    public override string ToString() {
+      return pb::JsonFormatter.Default.Format(this);
+    }
+
+    public void WriteTo(pb::CodedOutputStream output) {
+      if (ServerType != global::Grpc.Testing.ServerType.SYNC_SERVER) {
+        output.WriteRawTag(8);
+        output.WriteEnum((int) ServerType);
+      }
+      if (securityParams_ != null) {
+        output.WriteRawTag(18);
+        output.WriteMessage(SecurityParams);
+      }
+      if (Host.Length != 0) {
+        output.WriteRawTag(26);
+        output.WriteString(Host);
+      }
+      if (Port != 0) {
+        output.WriteRawTag(32);
+        output.WriteInt32(Port);
+      }
+      if (AsyncServerThreads != 0) {
+        output.WriteRawTag(56);
+        output.WriteInt32(AsyncServerThreads);
+      }
+      if (CoreLimit != 0) {
+        output.WriteRawTag(64);
+        output.WriteInt32(CoreLimit);
+      }
+      if (payloadConfig_ != null) {
+        output.WriteRawTag(74);
+        output.WriteMessage(PayloadConfig);
+      }
+    }
+
+    public int CalculateSize() {
+      int size = 0;
+      if (ServerType != global::Grpc.Testing.ServerType.SYNC_SERVER) {
+        size += 1 + pb::CodedOutputStream.ComputeEnumSize((int) ServerType);
+      }
+      if (securityParams_ != null) {
+        size += 1 + pb::CodedOutputStream.ComputeMessageSize(SecurityParams);
+      }
+      if (Host.Length != 0) {
+        size += 1 + pb::CodedOutputStream.ComputeStringSize(Host);
+      }
+      if (Port != 0) {
+        size += 1 + pb::CodedOutputStream.ComputeInt32Size(Port);
+      }
+      if (AsyncServerThreads != 0) {
+        size += 1 + pb::CodedOutputStream.ComputeInt32Size(AsyncServerThreads);
+      }
+      if (CoreLimit != 0) {
+        size += 1 + pb::CodedOutputStream.ComputeInt32Size(CoreLimit);
+      }
+      if (payloadConfig_ != null) {
+        size += 1 + pb::CodedOutputStream.ComputeMessageSize(PayloadConfig);
+      }
+      return size;
+    }
+
+    public void MergeFrom(ServerConfig other) {
+      if (other == null) {
+        return;
+      }
+      if (other.ServerType != global::Grpc.Testing.ServerType.SYNC_SERVER) {
+        ServerType = other.ServerType;
+      }
+      if (other.securityParams_ != null) {
+        if (securityParams_ == null) {
+          securityParams_ = new global::Grpc.Testing.SecurityParams();
+        }
+        SecurityParams.MergeFrom(other.SecurityParams);
+      }
+      if (other.Host.Length != 0) {
+        Host = other.Host;
+      }
+      if (other.Port != 0) {
+        Port = other.Port;
+      }
+      if (other.AsyncServerThreads != 0) {
+        AsyncServerThreads = other.AsyncServerThreads;
+      }
+      if (other.CoreLimit != 0) {
+        CoreLimit = other.CoreLimit;
+      }
+      if (other.payloadConfig_ != null) {
+        if (payloadConfig_ == null) {
+          payloadConfig_ = new global::Grpc.Testing.PayloadConfig();
+        }
+        PayloadConfig.MergeFrom(other.PayloadConfig);
+      }
+    }
+
+    public void MergeFrom(pb::CodedInputStream input) {
+      uint tag;
+      while ((tag = input.ReadTag()) != 0) {
+        switch(tag) {
+          default:
+            input.SkipLastField();
+            break;
+          case 8: {
+            serverType_ = (global::Grpc.Testing.ServerType) input.ReadEnum();
+            break;
+          }
+          case 18: {
+            if (securityParams_ == null) {
+              securityParams_ = new global::Grpc.Testing.SecurityParams();
+            }
+            input.ReadMessage(securityParams_);
+            break;
+          }
+          case 26: {
+            Host = input.ReadString();
+            break;
+          }
+          case 32: {
+            Port = input.ReadInt32();
+            break;
+          }
+          case 56: {
+            AsyncServerThreads = input.ReadInt32();
+            break;
+          }
+          case 64: {
+            CoreLimit = input.ReadInt32();
+            break;
+          }
+          case 74: {
+            if (payloadConfig_ == null) {
+              payloadConfig_ = new global::Grpc.Testing.PayloadConfig();
+            }
+            input.ReadMessage(payloadConfig_);
+            break;
+          }
+        }
+      }
+    }
+
+  }
+
+  [global::System.Diagnostics.DebuggerNonUserCodeAttribute()]
+  public sealed partial class ServerArgs : pb::IMessage<ServerArgs> {
+    private static readonly pb::MessageParser<ServerArgs> _parser = new pb::MessageParser<ServerArgs>(() => new ServerArgs());
+    public static pb::MessageParser<ServerArgs> Parser { get { return _parser; } }
+
+    public static pbr::MessageDescriptor Descriptor {
+      get { return global::Grpc.Testing.Control.Descriptor.MessageTypes[12]; }
+    }
+
+    pbr::MessageDescriptor pb::IMessage.Descriptor {
+      get { return Descriptor; }
+    }
+
+    public ServerArgs() {
+      OnConstruction();
+    }
+
+    partial void OnConstruction();
+
+    public ServerArgs(ServerArgs other) : this() {
+      switch (other.ArgtypeCase) {
+        case ArgtypeOneofCase.Setup:
+          Setup = other.Setup.Clone();
+          break;
+        case ArgtypeOneofCase.Mark:
+          Mark = other.Mark.Clone();
+          break;
+      }
+
+    }
+
+    public ServerArgs Clone() {
+      return new ServerArgs(this);
+    }
+
+    public const int SetupFieldNumber = 1;
+    public global::Grpc.Testing.ServerConfig Setup {
+      get { return argtypeCase_ == ArgtypeOneofCase.Setup ? (global::Grpc.Testing.ServerConfig) argtype_ : null; }
+      set {
+        argtype_ = value;
+        argtypeCase_ = value == null ? ArgtypeOneofCase.None : ArgtypeOneofCase.Setup;
+      }
+    }
+
+    public const int MarkFieldNumber = 2;
+    public global::Grpc.Testing.Mark Mark {
+      get { return argtypeCase_ == ArgtypeOneofCase.Mark ? (global::Grpc.Testing.Mark) argtype_ : null; }
+      set {
+        argtype_ = value;
+        argtypeCase_ = value == null ? ArgtypeOneofCase.None : ArgtypeOneofCase.Mark;
+      }
+    }
+
+    private object argtype_;
+    public enum ArgtypeOneofCase {
+      None = 0,
+      Setup = 1,
+      Mark = 2,
+    }
+    private ArgtypeOneofCase argtypeCase_ = ArgtypeOneofCase.None;
+    public ArgtypeOneofCase ArgtypeCase {
+      get { return argtypeCase_; }
+    }
+
+    public void ClearArgtype() {
+      argtypeCase_ = ArgtypeOneofCase.None;
+      argtype_ = null;
+    }
+
+    public override bool Equals(object other) {
+      return Equals(other as ServerArgs);
+    }
+
+    public bool Equals(ServerArgs other) {
+      if (ReferenceEquals(other, null)) {
+        return false;
+      }
+      if (ReferenceEquals(other, this)) {
+        return true;
+      }
+      if (!object.Equals(Setup, other.Setup)) return false;
+      if (!object.Equals(Mark, other.Mark)) return false;
+      return true;
+    }
+
+    public override int GetHashCode() {
+      int hash = 1;
+      if (argtypeCase_ == ArgtypeOneofCase.Setup) hash ^= Setup.GetHashCode();
+      if (argtypeCase_ == ArgtypeOneofCase.Mark) hash ^= Mark.GetHashCode();
+      return hash;
+    }
+
+    public override string ToString() {
+      return pb::JsonFormatter.Default.Format(this);
+    }
+
+    public void WriteTo(pb::CodedOutputStream output) {
+      if (argtypeCase_ == ArgtypeOneofCase.Setup) {
+        output.WriteRawTag(10);
+        output.WriteMessage(Setup);
+      }
+      if (argtypeCase_ == ArgtypeOneofCase.Mark) {
+        output.WriteRawTag(18);
+        output.WriteMessage(Mark);
+      }
+    }
+
+    public int CalculateSize() {
+      int size = 0;
+      if (argtypeCase_ == ArgtypeOneofCase.Setup) {
+        size += 1 + pb::CodedOutputStream.ComputeMessageSize(Setup);
+      }
+      if (argtypeCase_ == ArgtypeOneofCase.Mark) {
+        size += 1 + pb::CodedOutputStream.ComputeMessageSize(Mark);
+      }
+      return size;
+    }
+
+    public void MergeFrom(ServerArgs other) {
+      if (other == null) {
+        return;
+      }
+      switch (other.ArgtypeCase) {
+        case ArgtypeOneofCase.Setup:
+          Setup = other.Setup;
+          break;
+        case ArgtypeOneofCase.Mark:
+          Mark = other.Mark;
+          break;
+      }
+
+    }
+
+    public void MergeFrom(pb::CodedInputStream input) {
+      uint tag;
+      while ((tag = input.ReadTag()) != 0) {
+        switch(tag) {
+          default:
+            input.SkipLastField();
+            break;
+          case 10: {
+            global::Grpc.Testing.ServerConfig subBuilder = new global::Grpc.Testing.ServerConfig();
+            if (argtypeCase_ == ArgtypeOneofCase.Setup) {
+              subBuilder.MergeFrom(Setup);
+            }
+            input.ReadMessage(subBuilder);
+            Setup = subBuilder;
+            break;
+          }
+          case 18: {
+            global::Grpc.Testing.Mark subBuilder = new global::Grpc.Testing.Mark();
+            if (argtypeCase_ == ArgtypeOneofCase.Mark) {
+              subBuilder.MergeFrom(Mark);
+            }
+            input.ReadMessage(subBuilder);
+            Mark = subBuilder;
+            break;
+          }
+        }
+      }
+    }
+
+  }
+
+  [global::System.Diagnostics.DebuggerNonUserCodeAttribute()]
+  public sealed partial class ServerStatus : pb::IMessage<ServerStatus> {
+    private static readonly pb::MessageParser<ServerStatus> _parser = new pb::MessageParser<ServerStatus>(() => new ServerStatus());
+    public static pb::MessageParser<ServerStatus> Parser { get { return _parser; } }
+
+    public static pbr::MessageDescriptor Descriptor {
+      get { return global::Grpc.Testing.Control.Descriptor.MessageTypes[13]; }
+    }
+
+    pbr::MessageDescriptor pb::IMessage.Descriptor {
+      get { return Descriptor; }
+    }
+
+    public ServerStatus() {
+      OnConstruction();
+    }
+
+    partial void OnConstruction();
+
+    public ServerStatus(ServerStatus other) : this() {
+      Stats = other.stats_ != null ? other.Stats.Clone() : null;
+      port_ = other.port_;
+      cores_ = other.cores_;
+    }
+
+    public ServerStatus Clone() {
+      return new ServerStatus(this);
+    }
+
+    public const int StatsFieldNumber = 1;
+    private global::Grpc.Testing.ServerStats stats_;
+    public global::Grpc.Testing.ServerStats Stats {
+      get { return stats_; }
+      set {
+        stats_ = value;
+      }
+    }
+
+    public const int PortFieldNumber = 2;
+    private int port_;
+    public int Port {
+      get { return port_; }
+      set {
+        port_ = value;
+      }
+    }
+
+    public const int CoresFieldNumber = 3;
+    private int cores_;
+    public int Cores {
+      get { return cores_; }
+      set {
+        cores_ = value;
+      }
+    }
+
+    public override bool Equals(object other) {
+      return Equals(other as ServerStatus);
+    }
+
+    public bool Equals(ServerStatus other) {
+      if (ReferenceEquals(other, null)) {
+        return false;
+      }
+      if (ReferenceEquals(other, this)) {
+        return true;
+      }
+      if (!object.Equals(Stats, other.Stats)) return false;
+      if (Port != other.Port) return false;
+      if (Cores != other.Cores) return false;
+      return true;
+    }
+
+    public override int GetHashCode() {
+      int hash = 1;
+      if (stats_ != null) hash ^= Stats.GetHashCode();
+      if (Port != 0) hash ^= Port.GetHashCode();
+      if (Cores != 0) hash ^= Cores.GetHashCode();
+      return hash;
+    }
+
+    public override string ToString() {
+      return pb::JsonFormatter.Default.Format(this);
+    }
+
+    public void WriteTo(pb::CodedOutputStream output) {
+      if (stats_ != null) {
+        output.WriteRawTag(10);
+        output.WriteMessage(Stats);
+      }
+      if (Port != 0) {
+        output.WriteRawTag(16);
+        output.WriteInt32(Port);
+      }
+      if (Cores != 0) {
+        output.WriteRawTag(24);
+        output.WriteInt32(Cores);
+      }
+    }
+
+    public int CalculateSize() {
+      int size = 0;
+      if (stats_ != null) {
+        size += 1 + pb::CodedOutputStream.ComputeMessageSize(Stats);
+      }
+      if (Port != 0) {
+        size += 1 + pb::CodedOutputStream.ComputeInt32Size(Port);
+      }
+      if (Cores != 0) {
+        size += 1 + pb::CodedOutputStream.ComputeInt32Size(Cores);
+      }
+      return size;
+    }
+
+    public void MergeFrom(ServerStatus other) {
+      if (other == null) {
+        return;
+      }
+      if (other.stats_ != null) {
+        if (stats_ == null) {
+          stats_ = new global::Grpc.Testing.ServerStats();
+        }
+        Stats.MergeFrom(other.Stats);
+      }
+      if (other.Port != 0) {
+        Port = other.Port;
+      }
+      if (other.Cores != 0) {
+        Cores = other.Cores;
+      }
+    }
+
+    public void MergeFrom(pb::CodedInputStream input) {
+      uint tag;
+      while ((tag = input.ReadTag()) != 0) {
+        switch(tag) {
+          default:
+            input.SkipLastField();
+            break;
+          case 10: {
+            if (stats_ == null) {
+              stats_ = new global::Grpc.Testing.ServerStats();
+            }
+            input.ReadMessage(stats_);
+            break;
+          }
+          case 16: {
+            Port = input.ReadInt32();
+            break;
+          }
+          case 24: {
+            Cores = input.ReadInt32();
+            break;
+          }
+        }
+      }
+    }
+
+  }
+
+  #endregion
+
+}
+
+#endregion Designer generated code
diff --git a/src/csharp/Grpc.IntegrationTesting/Grpc.IntegrationTesting.csproj b/src/csharp/Grpc.IntegrationTesting/Grpc.IntegrationTesting.csproj
index 2b753057310..012de45524d 100644
--- a/src/csharp/Grpc.IntegrationTesting/Grpc.IntegrationTesting.csproj
+++ b/src/csharp/Grpc.IntegrationTesting/Grpc.IntegrationTesting.csproj
@@ -38,55 +38,46 @@
     <AssemblyOriginatorKeyFile>C:\keys\Grpc.snk</AssemblyOriginatorKeyFile>
   </PropertyGroup>
   <ItemGroup>
-    <Reference Include="BouncyCastle.Crypto, Version=1.7.4137.9688, Culture=neutral, PublicKeyToken=a4292a325f69b123, processorArchitecture=MSIL">
-      <SpecificVersion>False</SpecificVersion>
-      <HintPath>..\packages\BouncyCastle.1.7.0\lib\Net40-Client\BouncyCastle.Crypto.dll</HintPath>
-    </Reference>
     <Reference Include="CommandLine">
       <HintPath>..\packages\CommandLineParser.1.9.71\lib\net45\CommandLine.dll</HintPath>
     </Reference>
-    <Reference Include="Google.Apis.Auth, Version=1.9.3.19379, Culture=neutral, PublicKeyToken=4b01fa6e34db77ab, processorArchitecture=MSIL">
-      <SpecificVersion>False</SpecificVersion>
+    <Reference Include="nunit.framework">
+      <HintPath>..\packages\NUnit.2.6.4\lib\nunit.framework.dll</HintPath>
+    </Reference>
+    <Reference Include="System" />
+    <Reference Include="System.Interactive.Async">
+      <HintPath>..\packages\Ix-Async.1.2.3\lib\net45\System.Interactive.Async.dll</HintPath>
+    </Reference>
+    <Reference Include="System.Net" />
+    <Reference Include="System.Net.Http" />
+    <Reference Include="System.Net.Http.WebRequest" />
+    <Reference Include="BouncyCastle.Crypto">
+      <HintPath>..\packages\BouncyCastle.1.7.0\lib\Net40-Client\BouncyCastle.Crypto.dll</HintPath>
+    </Reference>
+    <Reference Include="Google.Apis.Auth">
       <HintPath>..\packages\Google.Apis.Auth.1.9.3\lib\net40\Google.Apis.Auth.dll</HintPath>
     </Reference>
-    <Reference Include="Google.Apis.Auth.PlatformServices, Version=1.9.3.19383, Culture=neutral, PublicKeyToken=4b01fa6e34db77ab, processorArchitecture=MSIL">
-      <SpecificVersion>False</SpecificVersion>
+    <Reference Include="Google.Apis.Auth.PlatformServices">
       <HintPath>..\packages\Google.Apis.Auth.1.9.3\lib\net40\Google.Apis.Auth.PlatformServices.dll</HintPath>
     </Reference>
-    <Reference Include="Google.Apis.Core, Version=1.9.3.19379, Culture=neutral, PublicKeyToken=4b01fa6e34db77ab, processorArchitecture=MSIL">
-      <SpecificVersion>False</SpecificVersion>
+    <Reference Include="Google.Apis.Core">
       <HintPath>..\packages\Google.Apis.Core.1.9.3\lib\portable-net40+sl50+win+wpa81+wp80\Google.Apis.Core.dll</HintPath>
     </Reference>
-    <Reference Include="Google.Protobuf, Version=3.0.0.0, Culture=neutral, PublicKeyToken=a7d26565bac4d604, processorArchitecture=MSIL">
-      <SpecificVersion>False</SpecificVersion>
+    <Reference Include="Google.Protobuf">
       <HintPath>..\packages\Google.Protobuf.3.0.0-alpha4\lib\portable-net45+netcore45+wpa81+wp8\Google.Protobuf.dll</HintPath>
     </Reference>
-    <Reference Include="Microsoft.Threading.Tasks, Version=1.0.12.0, Culture=neutral, PublicKeyToken=b03f5f7f11d50a3a, processorArchitecture=MSIL">
-      <SpecificVersion>False</SpecificVersion>
+    <Reference Include="Microsoft.Threading.Tasks">
       <HintPath>..\packages\Microsoft.Bcl.Async.1.0.168\lib\net40\Microsoft.Threading.Tasks.dll</HintPath>
     </Reference>
-    <Reference Include="Microsoft.Threading.Tasks.Extensions, Version=1.0.12.0, Culture=neutral, PublicKeyToken=b03f5f7f11d50a3a, processorArchitecture=MSIL">
-      <SpecificVersion>False</SpecificVersion>
+    <Reference Include="Microsoft.Threading.Tasks.Extensions">
       <HintPath>..\packages\Microsoft.Bcl.Async.1.0.168\lib\net40\Microsoft.Threading.Tasks.Extensions.dll</HintPath>
     </Reference>
-    <Reference Include="Microsoft.Threading.Tasks.Extensions.Desktop, Version=1.0.168.0, Culture=neutral, PublicKeyToken=b03f5f7f11d50a3a, processorArchitecture=MSIL">
-      <SpecificVersion>False</SpecificVersion>
+    <Reference Include="Microsoft.Threading.Tasks.Extensions.Desktop">
       <HintPath>..\packages\Microsoft.Bcl.Async.1.0.168\lib\net40\Microsoft.Threading.Tasks.Extensions.Desktop.dll</HintPath>
     </Reference>
-    <Reference Include="Newtonsoft.Json, Version=7.0.0.0, Culture=neutral, PublicKeyToken=30ad4fe6b2a6aeed, processorArchitecture=MSIL">
-      <SpecificVersion>False</SpecificVersion>
+    <Reference Include="Newtonsoft.Json">
       <HintPath>..\packages\Newtonsoft.Json.7.0.1\lib\net45\Newtonsoft.Json.dll</HintPath>
     </Reference>
-    <Reference Include="nunit.framework">
-      <HintPath>..\packages\NUnit.2.6.4\lib\nunit.framework.dll</HintPath>
-    </Reference>
-    <Reference Include="System" />
-    <Reference Include="System.Interactive.Async">
-      <HintPath>..\packages\Ix-Async.1.2.3\lib\net45\System.Interactive.Async.dll</HintPath>
-    </Reference>
-    <Reference Include="System.Net" />
-    <Reference Include="System.Net.Http" />
-    <Reference Include="System.Net.Http.WebRequest" />
   </ItemGroup>
   <ItemGroup>
     <Compile Include="..\Grpc.Core\Version.cs">
@@ -104,6 +95,22 @@
     <Compile Include="TestGrpc.cs" />
     <Compile Include="SslCredentialsTest.cs" />
     <Compile Include="Test.cs" />
+    <Compile Include="IClientRunner.cs" />
+    <Compile Include="ClientRunners.cs" />
+    <Compile Include="IServerRunner.cs" />
+    <Compile Include="ServerRunners.cs" />
+    <Compile Include="RunnerClientServerTest.cs" />
+    <Compile Include="Control.cs" />
+    <Compile Include="Payloads.cs" />
+    <Compile Include="Services.cs" />
+    <Compile Include="ServicesGrpc.cs" />
+    <Compile Include="Stats.cs" />
+    <Compile Include="BenchmarkServiceImpl.cs" />
+    <Compile Include="Histogram.cs" />
+    <Compile Include="HistogramTest.cs" />
+    <Compile Include="WorkerServiceImpl.cs" />
+    <Compile Include="QpsWorker.cs" />
+    <Compile Include="WallClockStopwatch.cs" />
   </ItemGroup>
   <Import Project="$(MSBuildBinPath)\Microsoft.CSharp.targets" />
   <ItemGroup>
diff --git a/src/csharp/Grpc.IntegrationTesting/Histogram.cs b/src/csharp/Grpc.IntegrationTesting/Histogram.cs
new file mode 100644
index 00000000000..7e7cb2c4de0
--- /dev/null
+++ b/src/csharp/Grpc.IntegrationTesting/Histogram.cs
@@ -0,0 +1,153 @@
+#region Copyright notice and license
+
+// Copyright 2015, Google Inc.
+// All rights reserved.
+//
+// Redistribution and use in source and binary forms, with or without
+// modification, are permitted provided that the following conditions are
+// met:
+//
+//     * Redistributions of source code must retain the above copyright
+// notice, this list of conditions and the following disclaimer.
+//     * Redistributions in binary form must reproduce the above
+// copyright notice, this list of conditions and the following disclaimer
+// in the documentation and/or other materials provided with the
+// distribution.
+//     * Neither the name of Google Inc. nor the names of its
+// contributors may be used to endorse or promote products derived from
+// this software without specific prior written permission.
+//
+// THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
+// "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
+// LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
+// A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
+// OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
+// SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
+// LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
+// DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
+// THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
+// (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
+// OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
+
+#endregion
+
+using System;
+using System.Collections.Generic;
+using System.Diagnostics;
+using System.IO;
+using System.Linq;
+using System.Text.RegularExpressions;
+using System.Threading;
+using System.Threading.Tasks;
+using Google.Protobuf;
+using Grpc.Core;
+using Grpc.Core.Utils;
+using NUnit.Framework;
+using Grpc.Testing;
+
+namespace Grpc.IntegrationTesting
+{
+    /// <summary>
+    /// Basic implementation of histogram based on grpc/support/histogram.h.
+    /// </summary>
+    public class Histogram
+    {
+        readonly object myLock = new object();
+        readonly double multiplier;
+        readonly double oneOnLogMultiplier;
+        readonly double maxPossible;
+        readonly uint[] buckets;
+
+        int count;
+        double sum;
+        double sumOfSquares;
+        double min;
+        double max;
+
+        public Histogram(double resolution, double maxPossible)
+        {
+            Grpc.Core.Utils.Preconditions.CheckArgument(resolution > 0);
+            Grpc.Core.Utils.Preconditions.CheckArgument(maxPossible > 0);
+            this.maxPossible = maxPossible;
+            this.multiplier = 1.0 + resolution;
+            this.oneOnLogMultiplier = 1.0 / Math.Log(1.0 + resolution);
+            this.buckets = new uint[FindBucket(maxPossible) + 1];
+
+            ResetUnsafe();
+        }
+
+        public void AddObservation(double value)
+        {
+            lock (myLock)
+            {
+                AddObservationUnsafe(value);    
+            }
+        }
+
+
+        /// <summary>
+        /// Gets snapshot of stats and reset 
+        /// </summary>
+        public HistogramData GetSnapshot(bool reset = false)
+        {
+            lock (myLock)
+            {
+                return GetSnapshotUnsafe(reset);    
+            }
+        }
+
+        /// <summary>
+        /// Finds bucket index to which given observation should go.
+        /// </summary>
+        private int FindBucket(double value)
+        {
+            value = Math.Max(value, 1.0);
+            value = Math.Min(value, this.maxPossible);
+            return (int)(Math.Log(value) * oneOnLogMultiplier);
+        }
+
+        private void AddObservationUnsafe(double value)
+        {
+            this.count++;
+            this.sum += value;
+            this.sumOfSquares += value * value;
+            this.min = Math.Min(this.min, value);
+            this.max = Math.Max(this.max, value);
+
+            this.buckets[FindBucket(value)]++;
+        }
+
+        private HistogramData GetSnapshotUnsafe(bool reset)
+        {
+            var data = new HistogramData
+            {
+                Count = count,
+                Sum = sum,
+                SumOfSquares = sumOfSquares,
+                MinSeen = min,
+                MaxSeen = max,
+                Bucket = { buckets }
+            };
+
+            if (reset)
+            {
+                ResetUnsafe();
+            }
+
+            return data;
+        }
+
+        private void ResetUnsafe()
+        {
+            this.count = 0;
+            this.sum = 0;
+            this.sumOfSquares = 0;
+            this.min = double.PositiveInfinity;
+            this.max = double.NegativeInfinity;
+            for (int i = 0; i < this.buckets.Length; i++)
+            {
+                this.buckets[i] = 0;
+            }
+        }
+    }
+}
diff --git a/src/csharp/Grpc.IntegrationTesting/HistogramTest.cs b/src/csharp/Grpc.IntegrationTesting/HistogramTest.cs
new file mode 100644
index 00000000000..fa160cbd15b
--- /dev/null
+++ b/src/csharp/Grpc.IntegrationTesting/HistogramTest.cs
@@ -0,0 +1,104 @@
+#region Copyright notice and license
+
+// Copyright 2015, Google Inc.
+// All rights reserved.
+//
+// Redistribution and use in source and binary forms, with or without
+// modification, are permitted provided that the following conditions are
+// met:
+//
+//     * Redistributions of source code must retain the above copyright
+// notice, this list of conditions and the following disclaimer.
+//     * Redistributions in binary form must reproduce the above
+// copyright notice, this list of conditions and the following disclaimer
+// in the documentation and/or other materials provided with the
+// distribution.
+//     * Neither the name of Google Inc. nor the names of its
+// contributors may be used to endorse or promote products derived from
+// this software without specific prior written permission.
+//
+// THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
+// "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
+// LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
+// A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
+// OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
+// SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
+// LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
+// DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
+// THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
+// (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
+// OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
+
+#endregion
+
+using System;
+using System.Collections.Generic;
+using System.IO;
+using System.Linq;
+using System.Threading;
+using System.Threading.Tasks;
+using Grpc.Core;
+using Grpc.Core.Utils;
+using Grpc.Testing;
+using NUnit.Framework;
+
+namespace Grpc.IntegrationTesting
+{
+    public class HistogramTest
+    {
+        [Test]
+        public void Simple()
+        {
+            var hist = new Histogram(0.01, 60e9);
+            hist.AddObservation(10000);
+            hist.AddObservation(10000);
+            hist.AddObservation(11000);
+            hist.AddObservation(11000);
+
+            var data = hist.GetSnapshot();
+
+            Assert.AreEqual(4, data.Count);
+            Assert.AreEqual(42000.0, data.Sum, 1e-6);
+            Assert.AreEqual(10000, data.MinSeen);
+            Assert.AreEqual(11000, data.MaxSeen);
+            Assert.AreEqual(2.0*10000*10000 + 2.0*11000*11000, data.SumOfSquares, 1e-6);
+
+            // 1.01^925 < 10000 < 1.01^926
+            Assert.AreEqual(2, data.Bucket[925]);
+            Assert.AreEqual(2, data.Bucket[935]);
+        }
+
+        [Test]
+        public void ExtremeObservations()
+        {
+            var hist = new Histogram(0.01, 60e9);
+            hist.AddObservation(-0.5);  // should be in the first bucket
+            hist.AddObservation(1e12);  // should be in the last bucket 
+
+            var data = hist.GetSnapshot();
+            Assert.AreEqual(1, data.Bucket[0]);
+            Assert.AreEqual(1, data.Bucket[data.Bucket.Count - 1]);
+        }
+
+        [Test]
+        public void Reset()
+        {
+            var hist = new Histogram(0.01, 60e9);
+            hist.AddObservation(10000);
+            hist.AddObservation(11000);
+
+            var data = hist.GetSnapshot(true);  // snapshot contains data before reset
+            Assert.AreEqual(2, data.Count);
+            Assert.AreEqual(10000, data.MinSeen);
+            Assert.AreEqual(11000, data.MaxSeen);
+
+            data = hist.GetSnapshot();  // snapshot contains state after reset
+            Assert.AreEqual(0, data.Count);
+            Assert.AreEqual(double.PositiveInfinity, data.MinSeen);
+            Assert.AreEqual(double.NegativeInfinity, data.MaxSeen);
+            Assert.AreEqual(0, data.Sum);
+            Assert.AreEqual(0, data.SumOfSquares);
+            CollectionAssert.AreEqual(new uint[data.Bucket.Count], data.Bucket); 
+        }
+    }
+}
diff --git a/src/csharp/Grpc.IntegrationTesting/IClientRunner.cs b/src/csharp/Grpc.IntegrationTesting/IClientRunner.cs
new file mode 100644
index 00000000000..39b94f1e6d1
--- /dev/null
+++ b/src/csharp/Grpc.IntegrationTesting/IClientRunner.cs
@@ -0,0 +1,67 @@
+#region Copyright notice and license
+
+// Copyright 2015, Google Inc.
+// All rights reserved.
+//
+// Redistribution and use in source and binary forms, with or without
+// modification, are permitted provided that the following conditions are
+// met:
+//
+//     * Redistributions of source code must retain the above copyright
+// notice, this list of conditions and the following disclaimer.
+//     * Redistributions in binary form must reproduce the above
+// copyright notice, this list of conditions and the following disclaimer
+// in the documentation and/or other materials provided with the
+// distribution.
+//     * Neither the name of Google Inc. nor the names of its
+// contributors may be used to endorse or promote products derived from
+// this software without specific prior written permission.
+//
+// THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
+// "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
+// LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
+// A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
+// OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
+// SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
+// LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
+// DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
+// THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
+// (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
+// OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
+
+#endregion
+
+using System;
+using System.Collections.Generic;
+using System.Diagnostics;
+using System.IO;
+using System.Linq;
+using System.Text.RegularExpressions;
+using System.Threading.Tasks;
+using Google.Protobuf;
+using Grpc.Core;
+using Grpc.Core.Utils;
+using NUnit.Framework;
+using Grpc.Testing;
+
+namespace Grpc.IntegrationTesting
+{
+    /// <summary>
+    /// Abstract client runner.
+    /// </summary>
+    public interface IClientRunner
+    {
+        /// <summary>
+        /// Gets stats snapshot.
+        /// </summary>
+        /// <returns>The stats.</returns>
+        ClientStats GetStats(bool reset);
+
+        /// <summary>
+        /// Asynchronously stops the client.
+        /// </summary>
+        /// <returns>Task that finishes when client has come to a full stop.</returns>
+        Task StopAsync();
+    }
+        
+}
diff --git a/src/csharp/Grpc.IntegrationTesting/IServerRunner.cs b/src/csharp/Grpc.IntegrationTesting/IServerRunner.cs
new file mode 100644
index 00000000000..53a62fbf1cc
--- /dev/null
+++ b/src/csharp/Grpc.IntegrationTesting/IServerRunner.cs
@@ -0,0 +1,72 @@
+#region Copyright notice and license
+
+// Copyright 2015, Google Inc.
+// All rights reserved.
+//
+// Redistribution and use in source and binary forms, with or without
+// modification, are permitted provided that the following conditions are
+// met:
+//
+//     * Redistributions of source code must retain the above copyright
+// notice, this list of conditions and the following disclaimer.
+//     * Redistributions in binary form must reproduce the above
+// copyright notice, this list of conditions and the following disclaimer
+// in the documentation and/or other materials provided with the
+// distribution.
+//     * Neither the name of Google Inc. nor the names of its
+// contributors may be used to endorse or promote products derived from
+// this software without specific prior written permission.
+//
+// THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
+// "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
+// LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
+// A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
+// OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
+// SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
+// LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
+// DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
+// THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
+// (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
+// OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
+
+#endregion
+
+using System;
+using System.Collections.Generic;
+using System.Diagnostics;
+using System.IO;
+using System.Linq;
+using System.Text.RegularExpressions;
+using System.Threading.Tasks;
+using Google.Protobuf;
+using Grpc.Core;
+using Grpc.Core.Utils;
+using NUnit.Framework;
+using Grpc.Testing;
+
+namespace Grpc.IntegrationTesting
+{
+    /// <summary>
+    /// Abstract server runner.
+    /// </summary>
+    public interface IServerRunner
+    {
+        /// <summary>
+        /// Port on which the server is listening.
+        /// </summary>
+        int BoundPort { get; }
+        
+        /// <summary>
+        /// Gets server stats.
+        /// </summary>
+        /// <returns>The stats.</returns>
+        ServerStats GetStats(bool reset);
+
+        /// <summary>
+        /// Asynchronously stops the server.
+        /// </summary>
+        /// <returns>Task that finishes when server has shutdown.</returns>
+        Task StopAsync();
+    }
+        
+}
diff --git a/src/csharp/Grpc.IntegrationTesting/Payloads.cs b/src/csharp/Grpc.IntegrationTesting/Payloads.cs
new file mode 100644
index 00000000000..a37dd9a685c
--- /dev/null
+++ b/src/csharp/Grpc.IntegrationTesting/Payloads.cs
@@ -0,0 +1,580 @@
+// Generated by the protocol buffer compiler.  DO NOT EDIT!
+// source: test/proto/benchmarks/payloads.proto
+#pragma warning disable 1591, 0612, 3021
+#region Designer generated code
+
+using pb = global::Google.Protobuf;
+using pbc = global::Google.Protobuf.Collections;
+using pbr = global::Google.Protobuf.Reflection;
+using scg = global::System.Collections.Generic;
+namespace Grpc.Testing {
+
+  [global::System.Diagnostics.DebuggerNonUserCodeAttribute()]
+  public static partial class Payloads {
+
+    #region Descriptor
+    public static pbr::FileDescriptor Descriptor {
+      get { return descriptor; }
+    }
+    private static pbr::FileDescriptor descriptor;
+
+    static Payloads() {
+      byte[] descriptorData = global::System.Convert.FromBase64String(
+          string.Concat(
+            "CiR0ZXN0L3Byb3RvL2JlbmNobWFya3MvcGF5bG9hZHMucHJvdG8SDGdycGMu", 
+            "dGVzdGluZyI3ChBCeXRlQnVmZmVyUGFyYW1zEhAKCHJlcV9zaXplGAEgASgF", 
+            "EhEKCXJlc3Bfc2l6ZRgCIAEoBSI4ChFTaW1wbGVQcm90b1BhcmFtcxIQCghy", 
+            "ZXFfc2l6ZRgBIAEoBRIRCglyZXNwX3NpemUYAiABKAUiFAoSQ29tcGxleFBy", 
+            "b3RvUGFyYW1zIsoBCg1QYXlsb2FkQ29uZmlnEjgKDmJ5dGVidWZfcGFyYW1z", 
+            "GAEgASgLMh4uZ3JwYy50ZXN0aW5nLkJ5dGVCdWZmZXJQYXJhbXNIABI4Cg1z", 
+            "aW1wbGVfcGFyYW1zGAIgASgLMh8uZ3JwYy50ZXN0aW5nLlNpbXBsZVByb3Rv", 
+            "UGFyYW1zSAASOgoOY29tcGxleF9wYXJhbXMYAyABKAsyIC5ncnBjLnRlc3Rp", 
+            "bmcuQ29tcGxleFByb3RvUGFyYW1zSABCCQoHcGF5bG9hZGIGcHJvdG8z"));
+      descriptor = pbr::FileDescriptor.InternalBuildGeneratedFileFrom(descriptorData,
+          new pbr::FileDescriptor[] { },
+          new pbr::GeneratedCodeInfo(null, new pbr::GeneratedCodeInfo[] {
+            new pbr::GeneratedCodeInfo(typeof(global::Grpc.Testing.ByteBufferParams), new[]{ "ReqSize", "RespSize" }, null, null, null),
+            new pbr::GeneratedCodeInfo(typeof(global::Grpc.Testing.SimpleProtoParams), new[]{ "ReqSize", "RespSize" }, null, null, null),
+            new pbr::GeneratedCodeInfo(typeof(global::Grpc.Testing.ComplexProtoParams), null, null, null, null),
+            new pbr::GeneratedCodeInfo(typeof(global::Grpc.Testing.PayloadConfig), new[]{ "BytebufParams", "SimpleParams", "ComplexParams" }, new[]{ "Payload" }, null, null)
+          }));
+    }
+    #endregion
+
+  }
+  #region Messages
+  [global::System.Diagnostics.DebuggerNonUserCodeAttribute()]
+  public sealed partial class ByteBufferParams : pb::IMessage<ByteBufferParams> {
+    private static readonly pb::MessageParser<ByteBufferParams> _parser = new pb::MessageParser<ByteBufferParams>(() => new ByteBufferParams());
+    public static pb::MessageParser<ByteBufferParams> Parser { get { return _parser; } }
+
+    public static pbr::MessageDescriptor Descriptor {
+      get { return global::Grpc.Testing.Payloads.Descriptor.MessageTypes[0]; }
+    }
+
+    pbr::MessageDescriptor pb::IMessage.Descriptor {
+      get { return Descriptor; }
+    }
+
+    public ByteBufferParams() {
+      OnConstruction();
+    }
+
+    partial void OnConstruction();
+
+    public ByteBufferParams(ByteBufferParams other) : this() {
+      reqSize_ = other.reqSize_;
+      respSize_ = other.respSize_;
+    }
+
+    public ByteBufferParams Clone() {
+      return new ByteBufferParams(this);
+    }
+
+    public const int ReqSizeFieldNumber = 1;
+    private int reqSize_;
+    public int ReqSize {
+      get { return reqSize_; }
+      set {
+        reqSize_ = value;
+      }
+    }
+
+    public const int RespSizeFieldNumber = 2;
+    private int respSize_;
+    public int RespSize {
+      get { return respSize_; }
+      set {
+        respSize_ = value;
+      }
+    }
+
+    public override bool Equals(object other) {
+      return Equals(other as ByteBufferParams);
+    }
+
+    public bool Equals(ByteBufferParams other) {
+      if (ReferenceEquals(other, null)) {
+        return false;
+      }
+      if (ReferenceEquals(other, this)) {
+        return true;
+      }
+      if (ReqSize != other.ReqSize) return false;
+      if (RespSize != other.RespSize) return false;
+      return true;
+    }
+
+    public override int GetHashCode() {
+      int hash = 1;
+      if (ReqSize != 0) hash ^= ReqSize.GetHashCode();
+      if (RespSize != 0) hash ^= RespSize.GetHashCode();
+      return hash;
+    }
+
+    public override string ToString() {
+      return pb::JsonFormatter.Default.Format(this);
+    }
+
+    public void WriteTo(pb::CodedOutputStream output) {
+      if (ReqSize != 0) {
+        output.WriteRawTag(8);
+        output.WriteInt32(ReqSize);
+      }
+      if (RespSize != 0) {
+        output.WriteRawTag(16);
+        output.WriteInt32(RespSize);
+      }
+    }
+
+    public int CalculateSize() {
+      int size = 0;
+      if (ReqSize != 0) {
+        size += 1 + pb::CodedOutputStream.ComputeInt32Size(ReqSize);
+      }
+      if (RespSize != 0) {
+        size += 1 + pb::CodedOutputStream.ComputeInt32Size(RespSize);
+      }
+      return size;
+    }
+
+    public void MergeFrom(ByteBufferParams other) {
+      if (other == null) {
+        return;
+      }
+      if (other.ReqSize != 0) {
+        ReqSize = other.ReqSize;
+      }
+      if (other.RespSize != 0) {
+        RespSize = other.RespSize;
+      }
+    }
+
+    public void MergeFrom(pb::CodedInputStream input) {
+      uint tag;
+      while ((tag = input.ReadTag()) != 0) {
+        switch(tag) {
+          default:
+            input.SkipLastField();
+            break;
+          case 8: {
+            ReqSize = input.ReadInt32();
+            break;
+          }
+          case 16: {
+            RespSize = input.ReadInt32();
+            break;
+          }
+        }
+      }
+    }
+
+  }
+
+  [global::System.Diagnostics.DebuggerNonUserCodeAttribute()]
+  public sealed partial class SimpleProtoParams : pb::IMessage<SimpleProtoParams> {
+    private static readonly pb::MessageParser<SimpleProtoParams> _parser = new pb::MessageParser<SimpleProtoParams>(() => new SimpleProtoParams());
+    public static pb::MessageParser<SimpleProtoParams> Parser { get { return _parser; } }
+
+    public static pbr::MessageDescriptor Descriptor {
+      get { return global::Grpc.Testing.Payloads.Descriptor.MessageTypes[1]; }
+    }
+
+    pbr::MessageDescriptor pb::IMessage.Descriptor {
+      get { return Descriptor; }
+    }
+
+    public SimpleProtoParams() {
+      OnConstruction();
+    }
+
+    partial void OnConstruction();
+
+    public SimpleProtoParams(SimpleProtoParams other) : this() {
+      reqSize_ = other.reqSize_;
+      respSize_ = other.respSize_;
+    }
+
+    public SimpleProtoParams Clone() {
+      return new SimpleProtoParams(this);
+    }
+
+    public const int ReqSizeFieldNumber = 1;
+    private int reqSize_;
+    public int ReqSize {
+      get { return reqSize_; }
+      set {
+        reqSize_ = value;
+      }
+    }
+
+    public const int RespSizeFieldNumber = 2;
+    private int respSize_;
+    public int RespSize {
+      get { return respSize_; }
+      set {
+        respSize_ = value;
+      }
+    }
+
+    public override bool Equals(object other) {
+      return Equals(other as SimpleProtoParams);
+    }
+
+    public bool Equals(SimpleProtoParams other) {
+      if (ReferenceEquals(other, null)) {
+        return false;
+      }
+      if (ReferenceEquals(other, this)) {
+        return true;
+      }
+      if (ReqSize != other.ReqSize) return false;
+      if (RespSize != other.RespSize) return false;
+      return true;
+    }
+
+    public override int GetHashCode() {
+      int hash = 1;
+      if (ReqSize != 0) hash ^= ReqSize.GetHashCode();
+      if (RespSize != 0) hash ^= RespSize.GetHashCode();
+      return hash;
+    }
+
+    public override string ToString() {
+      return pb::JsonFormatter.Default.Format(this);
+    }
+
+    public void WriteTo(pb::CodedOutputStream output) {
+      if (ReqSize != 0) {
+        output.WriteRawTag(8);
+        output.WriteInt32(ReqSize);
+      }
+      if (RespSize != 0) {
+        output.WriteRawTag(16);
+        output.WriteInt32(RespSize);
+      }
+    }
+
+    public int CalculateSize() {
+      int size = 0;
+      if (ReqSize != 0) {
+        size += 1 + pb::CodedOutputStream.ComputeInt32Size(ReqSize);
+      }
+      if (RespSize != 0) {
+        size += 1 + pb::CodedOutputStream.ComputeInt32Size(RespSize);
+      }
+      return size;
+    }
+
+    public void MergeFrom(SimpleProtoParams other) {
+      if (other == null) {
+        return;
+      }
+      if (other.ReqSize != 0) {
+        ReqSize = other.ReqSize;
+      }
+      if (other.RespSize != 0) {
+        RespSize = other.RespSize;
+      }
+    }
+
+    public void MergeFrom(pb::CodedInputStream input) {
+      uint tag;
+      while ((tag = input.ReadTag()) != 0) {
+        switch(tag) {
+          default:
+            input.SkipLastField();
+            break;
+          case 8: {
+            ReqSize = input.ReadInt32();
+            break;
+          }
+          case 16: {
+            RespSize = input.ReadInt32();
+            break;
+          }
+        }
+      }
+    }
+
+  }
+
+  [global::System.Diagnostics.DebuggerNonUserCodeAttribute()]
+  public sealed partial class ComplexProtoParams : pb::IMessage<ComplexProtoParams> {
+    private static readonly pb::MessageParser<ComplexProtoParams> _parser = new pb::MessageParser<ComplexProtoParams>(() => new ComplexProtoParams());
+    public static pb::MessageParser<ComplexProtoParams> Parser { get { return _parser; } }
+
+    public static pbr::MessageDescriptor Descriptor {
+      get { return global::Grpc.Testing.Payloads.Descriptor.MessageTypes[2]; }
+    }
+
+    pbr::MessageDescriptor pb::IMessage.Descriptor {
+      get { return Descriptor; }
+    }
+
+    public ComplexProtoParams() {
+      OnConstruction();
+    }
+
+    partial void OnConstruction();
+
+    public ComplexProtoParams(ComplexProtoParams other) : this() {
+    }
+
+    public ComplexProtoParams Clone() {
+      return new ComplexProtoParams(this);
+    }
+
+    public override bool Equals(object other) {
+      return Equals(other as ComplexProtoParams);
+    }
+
+    public bool Equals(ComplexProtoParams other) {
+      if (ReferenceEquals(other, null)) {
+        return false;
+      }
+      if (ReferenceEquals(other, this)) {
+        return true;
+      }
+      return true;
+    }
+
+    public override int GetHashCode() {
+      int hash = 1;
+      return hash;
+    }
+
+    public override string ToString() {
+      return pb::JsonFormatter.Default.Format(this);
+    }
+
+    public void WriteTo(pb::CodedOutputStream output) {
+    }
+
+    public int CalculateSize() {
+      int size = 0;
+      return size;
+    }
+
+    public void MergeFrom(ComplexProtoParams other) {
+      if (other == null) {
+        return;
+      }
+    }
+
+    public void MergeFrom(pb::CodedInputStream input) {
+      uint tag;
+      while ((tag = input.ReadTag()) != 0) {
+        switch(tag) {
+          default:
+            input.SkipLastField();
+            break;
+        }
+      }
+    }
+
+  }
+
+  [global::System.Diagnostics.DebuggerNonUserCodeAttribute()]
+  public sealed partial class PayloadConfig : pb::IMessage<PayloadConfig> {
+    private static readonly pb::MessageParser<PayloadConfig> _parser = new pb::MessageParser<PayloadConfig>(() => new PayloadConfig());
+    public static pb::MessageParser<PayloadConfig> Parser { get { return _parser; } }
+
+    public static pbr::MessageDescriptor Descriptor {
+      get { return global::Grpc.Testing.Payloads.Descriptor.MessageTypes[3]; }
+    }
+
+    pbr::MessageDescriptor pb::IMessage.Descriptor {
+      get { return Descriptor; }
+    }
+
+    public PayloadConfig() {
+      OnConstruction();
+    }
+
+    partial void OnConstruction();
+
+    public PayloadConfig(PayloadConfig other) : this() {
+      switch (other.PayloadCase) {
+        case PayloadOneofCase.BytebufParams:
+          BytebufParams = other.BytebufParams.Clone();
+          break;
+        case PayloadOneofCase.SimpleParams:
+          SimpleParams = other.SimpleParams.Clone();
+          break;
+        case PayloadOneofCase.ComplexParams:
+          ComplexParams = other.ComplexParams.Clone();
+          break;
+      }
+
+    }
+
+    public PayloadConfig Clone() {
+      return new PayloadConfig(this);
+    }
+
+    public const int BytebufParamsFieldNumber = 1;
+    public global::Grpc.Testing.ByteBufferParams BytebufParams {
+      get { return payloadCase_ == PayloadOneofCase.BytebufParams ? (global::Grpc.Testing.ByteBufferParams) payload_ : null; }
+      set {
+        payload_ = value;
+        payloadCase_ = value == null ? PayloadOneofCase.None : PayloadOneofCase.BytebufParams;
+      }
+    }
+
+    public const int SimpleParamsFieldNumber = 2;
+    public global::Grpc.Testing.SimpleProtoParams SimpleParams {
+      get { return payloadCase_ == PayloadOneofCase.SimpleParams ? (global::Grpc.Testing.SimpleProtoParams) payload_ : null; }
+      set {
+        payload_ = value;
+        payloadCase_ = value == null ? PayloadOneofCase.None : PayloadOneofCase.SimpleParams;
+      }
+    }
+
+    public const int ComplexParamsFieldNumber = 3;
+    public global::Grpc.Testing.ComplexProtoParams ComplexParams {
+      get { return payloadCase_ == PayloadOneofCase.ComplexParams ? (global::Grpc.Testing.ComplexProtoParams) payload_ : null; }
+      set {
+        payload_ = value;
+        payloadCase_ = value == null ? PayloadOneofCase.None : PayloadOneofCase.ComplexParams;
+      }
+    }
+
+    private object payload_;
+    public enum PayloadOneofCase {
+      None = 0,
+      BytebufParams = 1,
+      SimpleParams = 2,
+      ComplexParams = 3,
+    }
+    private PayloadOneofCase payloadCase_ = PayloadOneofCase.None;
+    public PayloadOneofCase PayloadCase {
+      get { return payloadCase_; }
+    }
+
+    public void ClearPayload() {
+      payloadCase_ = PayloadOneofCase.None;
+      payload_ = null;
+    }
+
+    public override bool Equals(object other) {
+      return Equals(other as PayloadConfig);
+    }
+
+    public bool Equals(PayloadConfig other) {
+      if (ReferenceEquals(other, null)) {
+        return false;
+      }
+      if (ReferenceEquals(other, this)) {
+        return true;
+      }
+      if (!object.Equals(BytebufParams, other.BytebufParams)) return false;
+      if (!object.Equals(SimpleParams, other.SimpleParams)) return false;
+      if (!object.Equals(ComplexParams, other.ComplexParams)) return false;
+      return true;
+    }
+
+    public override int GetHashCode() {
+      int hash = 1;
+      if (payloadCase_ == PayloadOneofCase.BytebufParams) hash ^= BytebufParams.GetHashCode();
+      if (payloadCase_ == PayloadOneofCase.SimpleParams) hash ^= SimpleParams.GetHashCode();
+      if (payloadCase_ == PayloadOneofCase.ComplexParams) hash ^= ComplexParams.GetHashCode();
+      return hash;
+    }
+
+    public override string ToString() {
+      return pb::JsonFormatter.Default.Format(this);
+    }
+
+    public void WriteTo(pb::CodedOutputStream output) {
+      if (payloadCase_ == PayloadOneofCase.BytebufParams) {
+        output.WriteRawTag(10);
+        output.WriteMessage(BytebufParams);
+      }
+      if (payloadCase_ == PayloadOneofCase.SimpleParams) {
+        output.WriteRawTag(18);
+        output.WriteMessage(SimpleParams);
+      }
+      if (payloadCase_ == PayloadOneofCase.ComplexParams) {
+        output.WriteRawTag(26);
+        output.WriteMessage(ComplexParams);
+      }
+    }
+
+    public int CalculateSize() {
+      int size = 0;
+      if (payloadCase_ == PayloadOneofCase.BytebufParams) {
+        size += 1 + pb::CodedOutputStream.ComputeMessageSize(BytebufParams);
+      }
+      if (payloadCase_ == PayloadOneofCase.SimpleParams) {
+        size += 1 + pb::CodedOutputStream.ComputeMessageSize(SimpleParams);
+      }
+      if (payloadCase_ == PayloadOneofCase.ComplexParams) {
+        size += 1 + pb::CodedOutputStream.ComputeMessageSize(ComplexParams);
+      }
+      return size;
+    }
+
+    public void MergeFrom(PayloadConfig other) {
+      if (other == null) {
+        return;
+      }
+      switch (other.PayloadCase) {
+        case PayloadOneofCase.BytebufParams:
+          BytebufParams = other.BytebufParams;
+          break;
+        case PayloadOneofCase.SimpleParams:
+          SimpleParams = other.SimpleParams;
+          break;
+        case PayloadOneofCase.ComplexParams:
+          ComplexParams = other.ComplexParams;
+          break;
+      }
+
+    }
+
+    public void MergeFrom(pb::CodedInputStream input) {
+      uint tag;
+      while ((tag = input.ReadTag()) != 0) {
+        switch(tag) {
+          default:
+            input.SkipLastField();
+            break;
+          case 10: {
+            global::Grpc.Testing.ByteBufferParams subBuilder = new global::Grpc.Testing.ByteBufferParams();
+            if (payloadCase_ == PayloadOneofCase.BytebufParams) {
+              subBuilder.MergeFrom(BytebufParams);
+            }
+            input.ReadMessage(subBuilder);
+            BytebufParams = subBuilder;
+            break;
+          }
+          case 18: {
+            global::Grpc.Testing.SimpleProtoParams subBuilder = new global::Grpc.Testing.SimpleProtoParams();
+            if (payloadCase_ == PayloadOneofCase.SimpleParams) {
+              subBuilder.MergeFrom(SimpleParams);
+            }
+            input.ReadMessage(subBuilder);
+            SimpleParams = subBuilder;
+            break;
+          }
+          case 26: {
+            global::Grpc.Testing.ComplexProtoParams subBuilder = new global::Grpc.Testing.ComplexProtoParams();
+            if (payloadCase_ == PayloadOneofCase.ComplexParams) {
+              subBuilder.MergeFrom(ComplexParams);
+            }
+            input.ReadMessage(subBuilder);
+            ComplexParams = subBuilder;
+            break;
+          }
+        }
+      }
+    }
+
+  }
+
+  #endregion
+
+}
+
+#endregion Designer generated code
diff --git a/src/csharp/Grpc.IntegrationTesting/QpsWorker.cs b/src/csharp/Grpc.IntegrationTesting/QpsWorker.cs
new file mode 100644
index 00000000000..686b4843453
--- /dev/null
+++ b/src/csharp/Grpc.IntegrationTesting/QpsWorker.cs
@@ -0,0 +1,108 @@
+#region Copyright notice and license
+
+// Copyright 2015, Google Inc.
+// All rights reserved.
+//
+// Redistribution and use in source and binary forms, with or without
+// modification, are permitted provided that the following conditions are
+// met:
+//
+//     * Redistributions of source code must retain the above copyright
+// notice, this list of conditions and the following disclaimer.
+//     * Redistributions in binary form must reproduce the above
+// copyright notice, this list of conditions and the following disclaimer
+// in the documentation and/or other materials provided with the
+// distribution.
+//     * Neither the name of Google Inc. nor the names of its
+// contributors may be used to endorse or promote products derived from
+// this software without specific prior written permission.
+//
+// THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
+// "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
+// LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
+// A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
+// OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
+// SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
+// LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
+// DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
+// THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
+// (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
+// OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
+
+#endregion
+
+using System;
+using System.Collections.Generic;
+using System.Diagnostics;
+using System.IO;
+using System.Linq;
+using System.Text.RegularExpressions;
+using System.Threading.Tasks;
+
+using CommandLine;
+using CommandLine.Text;
+using Grpc.Core;
+using Grpc.Core.Utils;
+using Grpc.Testing;
+using NUnit.Framework;
+
+namespace Grpc.IntegrationTesting
+{
+    public class QpsWorker
+    {
+        private class ServerOptions
+        {
+            [Option("driver_port", DefaultValue = 0)]
+            public int DriverPort { get; set; }
+
+            [HelpOption]
+            public string GetUsage()
+            {
+                var help = new HelpText
+                {
+                    Heading = "gRPC C# performance testing worker",
+                    AddDashesToOption = true
+                };
+                help.AddPreOptionsLine("Usage:");
+                help.AddOptions(this);
+                return help;
+            }
+        }
+
+        ServerOptions options;
+
+        private QpsWorker(ServerOptions options)
+        {
+            this.options = options;
+        }
+
+        public static void Run(string[] args)
+        {
+            var options = new ServerOptions();
+            if (!Parser.Default.ParseArguments(args, options))
+            {
+                Environment.Exit(1);
+            }
+
+            var workerServer = new QpsWorker(options);
+            workerServer.Run();
+        }
+
+        private void Run()
+        {
+            string host = "0.0.0.0";
+            int port = options.DriverPort;
+
+            var server = new Server
+            {
+                Services = { WorkerService.BindService(new WorkerServiceImpl()) },
+                Ports = { new ServerPort(host, options.DriverPort, ServerCredentials.Insecure )}
+            };
+            int boundPort = server.Ports.Single().BoundPort;
+            Console.WriteLine("Running qps worker server on " + string.Format("{0}:{1}", host, boundPort));
+            server.Start();
+
+            server.ShutdownTask.Wait();
+        }
+    }
+}
diff --git a/src/csharp/Grpc.IntegrationTesting/RunnerClientServerTest.cs b/src/csharp/Grpc.IntegrationTesting/RunnerClientServerTest.cs
new file mode 100644
index 00000000000..2b51526c88f
--- /dev/null
+++ b/src/csharp/Grpc.IntegrationTesting/RunnerClientServerTest.cs
@@ -0,0 +1,117 @@
+#region Copyright notice and license
+
+// Copyright 2015, Google Inc.
+// All rights reserved.
+//
+// Redistribution and use in source and binary forms, with or without
+// modification, are permitted provided that the following conditions are
+// met:
+//
+//     * Redistributions of source code must retain the above copyright
+// notice, this list of conditions and the following disclaimer.
+//     * Redistributions in binary form must reproduce the above
+// copyright notice, this list of conditions and the following disclaimer
+// in the documentation and/or other materials provided with the
+// distribution.
+//     * Neither the name of Google Inc. nor the names of its
+// contributors may be used to endorse or promote products derived from
+// this software without specific prior written permission.
+//
+// THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
+// "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
+// LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
+// A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
+// OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
+// SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
+// LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
+// DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
+// THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
+// (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
+// OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
+
+#endregion
+
+using System;
+using System.Collections.Generic;
+using System.Linq;
+using System.Threading;
+using System.Threading.Tasks;
+using Grpc.Core;
+using Grpc.Core.Utils;
+using Grpc.Testing;
+using NUnit.Framework;
+
+namespace Grpc.IntegrationTesting
+{
+    /// <summary>
+    /// Runs performance tests in-process.
+    /// </summary>
+    public class RunnerClientServerTest
+    {
+        const string Host = "localhost";
+        IServerRunner serverRunner;
+
+        [TestFixtureSetUp]
+        public void Init()
+        {
+            var serverConfig = new ServerConfig
+            {
+                ServerType = ServerType.ASYNC_SERVER,
+                Host = Host,
+                PayloadConfig = new PayloadConfig
+                {
+                    SimpleParams = new SimpleProtoParams
+                    {
+                        RespSize = 100
+                    }
+                }
+            };
+            serverRunner = ServerRunners.CreateStarted(serverConfig);
+        }
+
+        [TestFixtureTearDown]
+        public void Cleanup()
+        {
+            serverRunner.StopAsync().Wait();
+        }
+
+        // Test attribute commented out to prevent running as part of the default test suite.
+        //[Test]
+        //[Category("Performance")]
+        public async Task ClientServerRunner()
+        {
+            var config = new ClientConfig
+            {
+                ServerTargets = { string.Format("{0}:{1}", Host, serverRunner.BoundPort) },
+                RpcType = RpcType.UNARY,
+                LoadParams = new LoadParams { ClosedLoop = new ClosedLoopParams() },
+                PayloadConfig = new PayloadConfig
+                {
+                    SimpleParams = new SimpleProtoParams
+                    {
+                        ReqSize = 100
+                    }
+                },
+                HistogramParams = new HistogramParams
+                {
+                    Resolution = 0.01,
+                    MaxPossible = 60e9
+                }
+            };
+
+            var runner = ClientRunners.CreateStarted(config);
+
+            System.Console.WriteLine("Warming up");
+            await Task.Delay(3000);
+            runner.GetStats(true);  // throw away warm-up data
+
+            System.Console.WriteLine("Benchmarking");
+            await Task.Delay(3000);
+            var stats = runner.GetStats(true);
+            await runner.StopAsync();
+
+            System.Console.WriteLine(stats);
+            System.Console.WriteLine("avg micros/call " + (long) (stats.Latencies.Sum / stats.Latencies.Count / 1000.0));
+        }
+    }
+}
diff --git a/src/csharp/Grpc.IntegrationTesting/ServerRunners.cs b/src/csharp/Grpc.IntegrationTesting/ServerRunners.cs
new file mode 100644
index 00000000000..e8be7758cee
--- /dev/null
+++ b/src/csharp/Grpc.IntegrationTesting/ServerRunners.cs
@@ -0,0 +1,124 @@
+#region Copyright notice and license
+
+// Copyright 2015, Google Inc.
+// All rights reserved.
+//
+// Redistribution and use in source and binary forms, with or without
+// modification, are permitted provided that the following conditions are
+// met:
+//
+//     * Redistributions of source code must retain the above copyright
+// notice, this list of conditions and the following disclaimer.
+//     * Redistributions in binary form must reproduce the above
+// copyright notice, this list of conditions and the following disclaimer
+// in the documentation and/or other materials provided with the
+// distribution.
+//     * Neither the name of Google Inc. nor the names of its
+// contributors may be used to endorse or promote products derived from
+// this software without specific prior written permission.
+//
+// THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
+// "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
+// LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
+// A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
+// OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
+// SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
+// LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
+// DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
+// THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
+// (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
+// OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
+
+#endregion
+
+using System;
+using System.Collections.Generic;
+using System.Diagnostics;
+using System.IO;
+using System.Linq;
+using System.Text.RegularExpressions;
+using System.Threading;
+using System.Threading.Tasks;
+using Google.Protobuf;
+using Grpc.Core;
+using Grpc.Core.Utils;
+using NUnit.Framework;
+using Grpc.Testing;
+
+namespace Grpc.IntegrationTesting
+{
+    /// <summary>
+    /// Helper methods to start server runners for performance testing.
+    /// </summary>
+    public static class ServerRunners
+    {
+        /// <summary>
+        /// Creates a started server runner.
+        /// </summary>
+        public static IServerRunner CreateStarted(ServerConfig config)
+        {
+            Grpc.Core.Utils.Preconditions.CheckArgument(config.ServerType == ServerType.ASYNC_SERVER);
+            var credentials = config.SecurityParams != null ? TestCredentials.CreateSslServerCredentials() : ServerCredentials.Insecure;
+
+            // TODO: qps_driver needs to setup payload properly...
+            int responseSize = config.PayloadConfig != null ? config.PayloadConfig.SimpleParams.RespSize : 0;
+            var server = new Server
+            {
+                Services = { BenchmarkService.BindService(new BenchmarkServiceImpl(responseSize)) },
+                Ports = { new ServerPort(config.Host, config.Port, credentials) }
+            };
+
+            server.Start();
+            return new ServerRunnerImpl(server);
+        }
+    }
+
+    /// <summary>
+    /// Server runner.
+    /// </summary>
+    public class ServerRunnerImpl : IServerRunner
+    {
+        readonly Server server;
+        readonly WallClockStopwatch wallClockStopwatch = new WallClockStopwatch();
+
+        public ServerRunnerImpl(Server server)
+        {
+            this.server = Grpc.Core.Utils.Preconditions.CheckNotNull(server);
+        }
+
+        public int BoundPort
+        {
+            get
+            {
+                return server.Ports.Single().BoundPort;
+            }
+        }
+
+        /// <summary>
+        /// Gets server stats.
+        /// </summary>
+        /// <returns>The stats.</returns>
+        public ServerStats GetStats(bool reset)
+        {
+            var secondsElapsed = wallClockStopwatch.GetElapsedSnapshot(reset).TotalSeconds;
+
+            // TODO: populate user time and system time
+            return new ServerStats
+            {
+                TimeElapsed = secondsElapsed,
+                TimeUser = 0,
+                TimeSystem = 0
+            };
+        }
+
+        /// <summary>
+        /// Asynchronously stops the server.
+        /// </summary>
+        /// <returns>Task that finishes when server has shutdown.</returns>
+        public Task StopAsync()
+        {
+            return server.ShutdownAsync();
+        }
+    }
+        
+}
diff --git a/src/csharp/Grpc.IntegrationTesting/Services.cs b/src/csharp/Grpc.IntegrationTesting/Services.cs
new file mode 100644
index 00000000000..b648da6734f
--- /dev/null
+++ b/src/csharp/Grpc.IntegrationTesting/Services.cs
@@ -0,0 +1,44 @@
+// Generated by the protocol buffer compiler.  DO NOT EDIT!
+// source: test/proto/benchmarks/services.proto
+#pragma warning disable 1591, 0612, 3021
+#region Designer generated code
+
+using pb = global::Google.Protobuf;
+using pbc = global::Google.Protobuf.Collections;
+using pbr = global::Google.Protobuf.Reflection;
+using scg = global::System.Collections.Generic;
+namespace Grpc.Testing {
+
+  [global::System.Diagnostics.DebuggerNonUserCodeAttribute()]
+  public static partial class Services {
+
+    #region Descriptor
+    public static pbr::FileDescriptor Descriptor {
+      get { return descriptor; }
+    }
+    private static pbr::FileDescriptor descriptor;
+
+    static Services() {
+      byte[] descriptorData = global::System.Convert.FromBase64String(
+          string.Concat(
+            "CiR0ZXN0L3Byb3RvL2JlbmNobWFya3Mvc2VydmljZXMucHJvdG8SDGdycGMu", 
+            "dGVzdGluZxoZdGVzdC9wcm90by9tZXNzYWdlcy5wcm90bxojdGVzdC9wcm90", 
+            "by9iZW5jaG1hcmtzL2NvbnRyb2wucHJvdG8yqgEKEEJlbmNobWFya1NlcnZp", 
+            "Y2USRgoJVW5hcnlDYWxsEhsuZ3JwYy50ZXN0aW5nLlNpbXBsZVJlcXVlc3Qa", 
+            "HC5ncnBjLnRlc3RpbmcuU2ltcGxlUmVzcG9uc2USTgoNU3RyZWFtaW5nQ2Fs", 
+            "bBIbLmdycGMudGVzdGluZy5TaW1wbGVSZXF1ZXN0GhwuZ3JwYy50ZXN0aW5n", 
+            "LlNpbXBsZVJlc3BvbnNlKAEwATKdAQoNV29ya2VyU2VydmljZRJFCglSdW5T", 
+            "ZXJ2ZXISGC5ncnBjLnRlc3RpbmcuU2VydmVyQXJncxoaLmdycGMudGVzdGlu", 
+            "Zy5TZXJ2ZXJTdGF0dXMoATABEkUKCVJ1bkNsaWVudBIYLmdycGMudGVzdGlu", 
+            "Zy5DbGllbnRBcmdzGhouZ3JwYy50ZXN0aW5nLkNsaWVudFN0YXR1cygBMAFi", 
+            "BnByb3RvMw=="));
+      descriptor = pbr::FileDescriptor.InternalBuildGeneratedFileFrom(descriptorData,
+          new pbr::FileDescriptor[] { global::Grpc.Testing.Messages.Descriptor, global::Grpc.Testing.Control.Descriptor, },
+          new pbr::GeneratedCodeInfo(null, null));
+    }
+    #endregion
+
+  }
+}
+
+#endregion Designer generated code
diff --git a/src/csharp/Grpc.IntegrationTesting/ServicesGrpc.cs b/src/csharp/Grpc.IntegrationTesting/ServicesGrpc.cs
new file mode 100644
index 00000000000..ce388c6d5c6
--- /dev/null
+++ b/src/csharp/Grpc.IntegrationTesting/ServicesGrpc.cs
@@ -0,0 +1,198 @@
+// Generated by the protocol buffer compiler.  DO NOT EDIT!
+// source: test/proto/benchmarks/services.proto
+#region Designer generated code
+
+using System;
+using System.Threading;
+using System.Threading.Tasks;
+using Grpc.Core;
+
+namespace Grpc.Testing {
+  public static class BenchmarkService
+  {
+    static readonly string __ServiceName = "grpc.testing.BenchmarkService";
+
+    static readonly Marshaller<global::Grpc.Testing.SimpleRequest> __Marshaller_SimpleRequest = Marshallers.Create((arg) => global::Google.Protobuf.MessageExtensions.ToByteArray(arg), global::Grpc.Testing.SimpleRequest.Parser.ParseFrom);
+    static readonly Marshaller<global::Grpc.Testing.SimpleResponse> __Marshaller_SimpleResponse = Marshallers.Create((arg) => global::Google.Protobuf.MessageExtensions.ToByteArray(arg), global::Grpc.Testing.SimpleResponse.Parser.ParseFrom);
+
+    static readonly Method<global::Grpc.Testing.SimpleRequest, global::Grpc.Testing.SimpleResponse> __Method_UnaryCall = new Method<global::Grpc.Testing.SimpleRequest, global::Grpc.Testing.SimpleResponse>(
+        MethodType.Unary,
+        __ServiceName,
+        "UnaryCall",
+        __Marshaller_SimpleRequest,
+        __Marshaller_SimpleResponse);
+
+    static readonly Method<global::Grpc.Testing.SimpleRequest, global::Grpc.Testing.SimpleResponse> __Method_StreamingCall = new Method<global::Grpc.Testing.SimpleRequest, global::Grpc.Testing.SimpleResponse>(
+        MethodType.DuplexStreaming,
+        __ServiceName,
+        "StreamingCall",
+        __Marshaller_SimpleRequest,
+        __Marshaller_SimpleResponse);
+
+    // service descriptor
+    public static global::Google.Protobuf.Reflection.ServiceDescriptor Descriptor
+    {
+      get { return global::Grpc.Testing.Services.Descriptor.Services[0]; }
+    }
+
+    // client interface
+    public interface IBenchmarkServiceClient
+    {
+      global::Grpc.Testing.SimpleResponse UnaryCall(global::Grpc.Testing.SimpleRequest request, Metadata headers = null, DateTime? deadline = null, CancellationToken cancellationToken = default(CancellationToken));
+      global::Grpc.Testing.SimpleResponse UnaryCall(global::Grpc.Testing.SimpleRequest request, CallOptions options);
+      AsyncUnaryCall<global::Grpc.Testing.SimpleResponse> UnaryCallAsync(global::Grpc.Testing.SimpleRequest request, Metadata headers = null, DateTime? deadline = null, CancellationToken cancellationToken = default(CancellationToken));
+      AsyncUnaryCall<global::Grpc.Testing.SimpleResponse> UnaryCallAsync(global::Grpc.Testing.SimpleRequest request, CallOptions options);
+      AsyncDuplexStreamingCall<global::Grpc.Testing.SimpleRequest, global::Grpc.Testing.SimpleResponse> StreamingCall(Metadata headers = null, DateTime? deadline = null, CancellationToken cancellationToken = default(CancellationToken));
+      AsyncDuplexStreamingCall<global::Grpc.Testing.SimpleRequest, global::Grpc.Testing.SimpleResponse> StreamingCall(CallOptions options);
+    }
+
+    // server-side interface
+    public interface IBenchmarkService
+    {
+      Task<global::Grpc.Testing.SimpleResponse> UnaryCall(global::Grpc.Testing.SimpleRequest request, ServerCallContext context);
+      Task StreamingCall(IAsyncStreamReader<global::Grpc.Testing.SimpleRequest> requestStream, IServerStreamWriter<global::Grpc.Testing.SimpleResponse> responseStream, ServerCallContext context);
+    }
+
+    // client stub
+    public class BenchmarkServiceClient : ClientBase, IBenchmarkServiceClient
+    {
+      public BenchmarkServiceClient(Channel channel) : base(channel)
+      {
+      }
+      public global::Grpc.Testing.SimpleResponse UnaryCall(global::Grpc.Testing.SimpleRequest request, Metadata headers = null, DateTime? deadline = null, CancellationToken cancellationToken = default(CancellationToken))
+      {
+        var call = CreateCall(__Method_UnaryCall, new CallOptions(headers, deadline, cancellationToken));
+        return Calls.BlockingUnaryCall(call, request);
+      }
+      public global::Grpc.Testing.SimpleResponse UnaryCall(global::Grpc.Testing.SimpleRequest request, CallOptions options)
+      {
+        var call = CreateCall(__Method_UnaryCall, options);
+        return Calls.BlockingUnaryCall(call, request);
+      }
+      public AsyncUnaryCall<global::Grpc.Testing.SimpleResponse> UnaryCallAsync(global::Grpc.Testing.SimpleRequest request, Metadata headers = null, DateTime? deadline = null, CancellationToken cancellationToken = default(CancellationToken))
+      {
+        var call = CreateCall(__Method_UnaryCall, new CallOptions(headers, deadline, cancellationToken));
+        return Calls.AsyncUnaryCall(call, request);
+      }
+      public AsyncUnaryCall<global::Grpc.Testing.SimpleResponse> UnaryCallAsync(global::Grpc.Testing.SimpleRequest request, CallOptions options)
+      {
+        var call = CreateCall(__Method_UnaryCall, options);
+        return Calls.AsyncUnaryCall(call, request);
+      }
+      public AsyncDuplexStreamingCall<global::Grpc.Testing.SimpleRequest, global::Grpc.Testing.SimpleResponse> StreamingCall(Metadata headers = null, DateTime? deadline = null, CancellationToken cancellationToken = default(CancellationToken))
+      {
+        var call = CreateCall(__Method_StreamingCall, new CallOptions(headers, deadline, cancellationToken));
+        return Calls.AsyncDuplexStreamingCall(call);
+      }
+      public AsyncDuplexStreamingCall<global::Grpc.Testing.SimpleRequest, global::Grpc.Testing.SimpleResponse> StreamingCall(CallOptions options)
+      {
+        var call = CreateCall(__Method_StreamingCall, options);
+        return Calls.AsyncDuplexStreamingCall(call);
+      }
+    }
+
+    // creates service definition that can be registered with a server
+    public static ServerServiceDefinition BindService(IBenchmarkService serviceImpl)
+    {
+      return ServerServiceDefinition.CreateBuilder(__ServiceName)
+          .AddMethod(__Method_UnaryCall, serviceImpl.UnaryCall)
+          .AddMethod(__Method_StreamingCall, serviceImpl.StreamingCall).Build();
+    }
+
+    // creates a new client
+    public static BenchmarkServiceClient NewClient(Channel channel)
+    {
+      return new BenchmarkServiceClient(channel);
+    }
+
+  }
+  public static class WorkerService
+  {
+    static readonly string __ServiceName = "grpc.testing.WorkerService";
+
+    static readonly Marshaller<global::Grpc.Testing.ServerArgs> __Marshaller_ServerArgs = Marshallers.Create((arg) => global::Google.Protobuf.MessageExtensions.ToByteArray(arg), global::Grpc.Testing.ServerArgs.Parser.ParseFrom);
+    static readonly Marshaller<global::Grpc.Testing.ServerStatus> __Marshaller_ServerStatus = Marshallers.Create((arg) => global::Google.Protobuf.MessageExtensions.ToByteArray(arg), global::Grpc.Testing.ServerStatus.Parser.ParseFrom);
+    static readonly Marshaller<global::Grpc.Testing.ClientArgs> __Marshaller_ClientArgs = Marshallers.Create((arg) => global::Google.Protobuf.MessageExtensions.ToByteArray(arg), global::Grpc.Testing.ClientArgs.Parser.ParseFrom);
+    static readonly Marshaller<global::Grpc.Testing.ClientStatus> __Marshaller_ClientStatus = Marshallers.Create((arg) => global::Google.Protobuf.MessageExtensions.ToByteArray(arg), global::Grpc.Testing.ClientStatus.Parser.ParseFrom);
+
+    static readonly Method<global::Grpc.Testing.ServerArgs, global::Grpc.Testing.ServerStatus> __Method_RunServer = new Method<global::Grpc.Testing.ServerArgs, global::Grpc.Testing.ServerStatus>(
+        MethodType.DuplexStreaming,
+        __ServiceName,
+        "RunServer",
+        __Marshaller_ServerArgs,
+        __Marshaller_ServerStatus);
+
+    static readonly Method<global::Grpc.Testing.ClientArgs, global::Grpc.Testing.ClientStatus> __Method_RunClient = new Method<global::Grpc.Testing.ClientArgs, global::Grpc.Testing.ClientStatus>(
+        MethodType.DuplexStreaming,
+        __ServiceName,
+        "RunClient",
+        __Marshaller_ClientArgs,
+        __Marshaller_ClientStatus);
+
+    // service descriptor
+    public static global::Google.Protobuf.Reflection.ServiceDescriptor Descriptor
+    {
+      get { return global::Grpc.Testing.Services.Descriptor.Services[1]; }
+    }
+
+    // client interface
+    public interface IWorkerServiceClient
+    {
+      AsyncDuplexStreamingCall<global::Grpc.Testing.ServerArgs, global::Grpc.Testing.ServerStatus> RunServer(Metadata headers = null, DateTime? deadline = null, CancellationToken cancellationToken = default(CancellationToken));
+      AsyncDuplexStreamingCall<global::Grpc.Testing.ServerArgs, global::Grpc.Testing.ServerStatus> RunServer(CallOptions options);
+      AsyncDuplexStreamingCall<global::Grpc.Testing.ClientArgs, global::Grpc.Testing.ClientStatus> RunClient(Metadata headers = null, DateTime? deadline = null, CancellationToken cancellationToken = default(CancellationToken));
+      AsyncDuplexStreamingCall<global::Grpc.Testing.ClientArgs, global::Grpc.Testing.ClientStatus> RunClient(CallOptions options);
+    }
+
+    // server-side interface
+    public interface IWorkerService
+    {
+      Task RunServer(IAsyncStreamReader<global::Grpc.Testing.ServerArgs> requestStream, IServerStreamWriter<global::Grpc.Testing.ServerStatus> responseStream, ServerCallContext context);
+      Task RunClient(IAsyncStreamReader<global::Grpc.Testing.ClientArgs> requestStream, IServerStreamWriter<global::Grpc.Testing.ClientStatus> responseStream, ServerCallContext context);
+    }
+
+    // client stub
+    public class WorkerServiceClient : ClientBase, IWorkerServiceClient
+    {
+      public WorkerServiceClient(Channel channel) : base(channel)
+      {
+      }
+      public AsyncDuplexStreamingCall<global::Grpc.Testing.ServerArgs, global::Grpc.Testing.ServerStatus> RunServer(Metadata headers = null, DateTime? deadline = null, CancellationToken cancellationToken = default(CancellationToken))
+      {
+        var call = CreateCall(__Method_RunServer, new CallOptions(headers, deadline, cancellationToken));
+        return Calls.AsyncDuplexStreamingCall(call);
+      }
+      public AsyncDuplexStreamingCall<global::Grpc.Testing.ServerArgs, global::Grpc.Testing.ServerStatus> RunServer(CallOptions options)
+      {
+        var call = CreateCall(__Method_RunServer, options);
+        return Calls.AsyncDuplexStreamingCall(call);
+      }
+      public AsyncDuplexStreamingCall<global::Grpc.Testing.ClientArgs, global::Grpc.Testing.ClientStatus> RunClient(Metadata headers = null, DateTime? deadline = null, CancellationToken cancellationToken = default(CancellationToken))
+      {
+        var call = CreateCall(__Method_RunClient, new CallOptions(headers, deadline, cancellationToken));
+        return Calls.AsyncDuplexStreamingCall(call);
+      }
+      public AsyncDuplexStreamingCall<global::Grpc.Testing.ClientArgs, global::Grpc.Testing.ClientStatus> RunClient(CallOptions options)
+      {
+        var call = CreateCall(__Method_RunClient, options);
+        return Calls.AsyncDuplexStreamingCall(call);
+      }
+    }
+
+    // creates service definition that can be registered with a server
+    public static ServerServiceDefinition BindService(IWorkerService serviceImpl)
+    {
+      return ServerServiceDefinition.CreateBuilder(__ServiceName)
+          .AddMethod(__Method_RunServer, serviceImpl.RunServer)
+          .AddMethod(__Method_RunClient, serviceImpl.RunClient).Build();
+    }
+
+    // creates a new client
+    public static WorkerServiceClient NewClient(Channel channel)
+    {
+      return new WorkerServiceClient(channel);
+    }
+
+  }
+}
+#endregion
diff --git a/src/csharp/Grpc.IntegrationTesting/Settings.StyleCop b/src/csharp/Grpc.IntegrationTesting/Settings.StyleCop
index fb99cd4af1c..746f2ef5ce1 100644
--- a/src/csharp/Grpc.IntegrationTesting/Settings.StyleCop
+++ b/src/csharp/Grpc.IntegrationTesting/Settings.StyleCop
@@ -1,7 +1,10 @@
 <StyleCopSettings Version="105">
   <SourceFileList>
-    <SourceFile>Messages.cs</SourceFile>
     <SourceFile>Empty.cs</SourceFile>
+    <SourceFile>Control.cs</SourceFile>
+    <SourceFile>Messages.cs</SourceFile>
+    <SourceFile>Payloads.cs</SourceFile>
+    <SourceFile>Stats.cs</SourceFile>
     <Settings>
     <GlobalSettings>
       <BooleanProperty Name="RulesEnabledByDefault">False</BooleanProperty>
diff --git a/src/csharp/Grpc.IntegrationTesting/Stats.cs b/src/csharp/Grpc.IntegrationTesting/Stats.cs
new file mode 100644
index 00000000000..4ae66baffa5
--- /dev/null
+++ b/src/csharp/Grpc.IntegrationTesting/Stats.cs
@@ -0,0 +1,744 @@
+// Generated by the protocol buffer compiler.  DO NOT EDIT!
+// source: test/proto/benchmarks/stats.proto
+#pragma warning disable 1591, 0612, 3021
+#region Designer generated code
+
+using pb = global::Google.Protobuf;
+using pbc = global::Google.Protobuf.Collections;
+using pbr = global::Google.Protobuf.Reflection;
+using scg = global::System.Collections.Generic;
+namespace Grpc.Testing {
+
+  [global::System.Diagnostics.DebuggerNonUserCodeAttribute()]
+  public static partial class Stats {
+
+    #region Descriptor
+    public static pbr::FileDescriptor Descriptor {
+      get { return descriptor; }
+    }
+    private static pbr::FileDescriptor descriptor;
+
+    static Stats() {
+      byte[] descriptorData = global::System.Convert.FromBase64String(
+          string.Concat(
+            "CiF0ZXN0L3Byb3RvL2JlbmNobWFya3Mvc3RhdHMucHJvdG8SDGdycGMudGVz", 
+            "dGluZyJLCgtTZXJ2ZXJTdGF0cxIUCgx0aW1lX2VsYXBzZWQYASABKAESEQoJ", 
+            "dGltZV91c2VyGAIgASgBEhMKC3RpbWVfc3lzdGVtGAMgASgBIjsKD0hpc3Rv", 
+            "Z3JhbVBhcmFtcxISCgpyZXNvbHV0aW9uGAEgASgBEhQKDG1heF9wb3NzaWJs", 
+            "ZRgCIAEoASJ3Cg1IaXN0b2dyYW1EYXRhEg4KBmJ1Y2tldBgBIAMoDRIQCght", 
+            "aW5fc2VlbhgCIAEoARIQCghtYXhfc2VlbhgDIAEoARILCgNzdW0YBCABKAES", 
+            "FgoOc3VtX29mX3NxdWFyZXMYBSABKAESDQoFY291bnQYBiABKAEiewoLQ2xp", 
+            "ZW50U3RhdHMSLgoJbGF0ZW5jaWVzGAEgASgLMhsuZ3JwYy50ZXN0aW5nLkhp", 
+            "c3RvZ3JhbURhdGESFAoMdGltZV9lbGFwc2VkGAIgASgBEhEKCXRpbWVfdXNl", 
+            "chgDIAEoARITCgt0aW1lX3N5c3RlbRgEIAEoAWIGcHJvdG8z"));
+      descriptor = pbr::FileDescriptor.InternalBuildGeneratedFileFrom(descriptorData,
+          new pbr::FileDescriptor[] { },
+          new pbr::GeneratedCodeInfo(null, new pbr::GeneratedCodeInfo[] {
+            new pbr::GeneratedCodeInfo(typeof(global::Grpc.Testing.ServerStats), new[]{ "TimeElapsed", "TimeUser", "TimeSystem" }, null, null, null),
+            new pbr::GeneratedCodeInfo(typeof(global::Grpc.Testing.HistogramParams), new[]{ "Resolution", "MaxPossible" }, null, null, null),
+            new pbr::GeneratedCodeInfo(typeof(global::Grpc.Testing.HistogramData), new[]{ "Bucket", "MinSeen", "MaxSeen", "Sum", "SumOfSquares", "Count" }, null, null, null),
+            new pbr::GeneratedCodeInfo(typeof(global::Grpc.Testing.ClientStats), new[]{ "Latencies", "TimeElapsed", "TimeUser", "TimeSystem" }, null, null, null)
+          }));
+    }
+    #endregion
+
+  }
+  #region Messages
+  [global::System.Diagnostics.DebuggerNonUserCodeAttribute()]
+  public sealed partial class ServerStats : pb::IMessage<ServerStats> {
+    private static readonly pb::MessageParser<ServerStats> _parser = new pb::MessageParser<ServerStats>(() => new ServerStats());
+    public static pb::MessageParser<ServerStats> Parser { get { return _parser; } }
+
+    public static pbr::MessageDescriptor Descriptor {
+      get { return global::Grpc.Testing.Stats.Descriptor.MessageTypes[0]; }
+    }
+
+    pbr::MessageDescriptor pb::IMessage.Descriptor {
+      get { return Descriptor; }
+    }
+
+    public ServerStats() {
+      OnConstruction();
+    }
+
+    partial void OnConstruction();
+
+    public ServerStats(ServerStats other) : this() {
+      timeElapsed_ = other.timeElapsed_;
+      timeUser_ = other.timeUser_;
+      timeSystem_ = other.timeSystem_;
+    }
+
+    public ServerStats Clone() {
+      return new ServerStats(this);
+    }
+
+    public const int TimeElapsedFieldNumber = 1;
+    private double timeElapsed_;
+    public double TimeElapsed {
+      get { return timeElapsed_; }
+      set {
+        timeElapsed_ = value;
+      }
+    }
+
+    public const int TimeUserFieldNumber = 2;
+    private double timeUser_;
+    public double TimeUser {
+      get { return timeUser_; }
+      set {
+        timeUser_ = value;
+      }
+    }
+
+    public const int TimeSystemFieldNumber = 3;
+    private double timeSystem_;
+    public double TimeSystem {
+      get { return timeSystem_; }
+      set {
+        timeSystem_ = value;
+      }
+    }
+
+    public override bool Equals(object other) {
+      return Equals(other as ServerStats);
+    }
+
+    public bool Equals(ServerStats other) {
+      if (ReferenceEquals(other, null)) {
+        return false;
+      }
+      if (ReferenceEquals(other, this)) {
+        return true;
+      }
+      if (TimeElapsed != other.TimeElapsed) return false;
+      if (TimeUser != other.TimeUser) return false;
+      if (TimeSystem != other.TimeSystem) return false;
+      return true;
+    }
+
+    public override int GetHashCode() {
+      int hash = 1;
+      if (TimeElapsed != 0D) hash ^= TimeElapsed.GetHashCode();
+      if (TimeUser != 0D) hash ^= TimeUser.GetHashCode();
+      if (TimeSystem != 0D) hash ^= TimeSystem.GetHashCode();
+      return hash;
+    }
+
+    public override string ToString() {
+      return pb::JsonFormatter.Default.Format(this);
+    }
+
+    public void WriteTo(pb::CodedOutputStream output) {
+      if (TimeElapsed != 0D) {
+        output.WriteRawTag(9);
+        output.WriteDouble(TimeElapsed);
+      }
+      if (TimeUser != 0D) {
+        output.WriteRawTag(17);
+        output.WriteDouble(TimeUser);
+      }
+      if (TimeSystem != 0D) {
+        output.WriteRawTag(25);
+        output.WriteDouble(TimeSystem);
+      }
+    }
+
+    public int CalculateSize() {
+      int size = 0;
+      if (TimeElapsed != 0D) {
+        size += 1 + 8;
+      }
+      if (TimeUser != 0D) {
+        size += 1 + 8;
+      }
+      if (TimeSystem != 0D) {
+        size += 1 + 8;
+      }
+      return size;
+    }
+
+    public void MergeFrom(ServerStats other) {
+      if (other == null) {
+        return;
+      }
+      if (other.TimeElapsed != 0D) {
+        TimeElapsed = other.TimeElapsed;
+      }
+      if (other.TimeUser != 0D) {
+        TimeUser = other.TimeUser;
+      }
+      if (other.TimeSystem != 0D) {
+        TimeSystem = other.TimeSystem;
+      }
+    }
+
+    public void MergeFrom(pb::CodedInputStream input) {
+      uint tag;
+      while ((tag = input.ReadTag()) != 0) {
+        switch(tag) {
+          default:
+            input.SkipLastField();
+            break;
+          case 9: {
+            TimeElapsed = input.ReadDouble();
+            break;
+          }
+          case 17: {
+            TimeUser = input.ReadDouble();
+            break;
+          }
+          case 25: {
+            TimeSystem = input.ReadDouble();
+            break;
+          }
+        }
+      }
+    }
+
+  }
+
+  [global::System.Diagnostics.DebuggerNonUserCodeAttribute()]
+  public sealed partial class HistogramParams : pb::IMessage<HistogramParams> {
+    private static readonly pb::MessageParser<HistogramParams> _parser = new pb::MessageParser<HistogramParams>(() => new HistogramParams());
+    public static pb::MessageParser<HistogramParams> Parser { get { return _parser; } }
+
+    public static pbr::MessageDescriptor Descriptor {
+      get { return global::Grpc.Testing.Stats.Descriptor.MessageTypes[1]; }
+    }
+
+    pbr::MessageDescriptor pb::IMessage.Descriptor {
+      get { return Descriptor; }
+    }
+
+    public HistogramParams() {
+      OnConstruction();
+    }
+
+    partial void OnConstruction();
+
+    public HistogramParams(HistogramParams other) : this() {
+      resolution_ = other.resolution_;
+      maxPossible_ = other.maxPossible_;
+    }
+
+    public HistogramParams Clone() {
+      return new HistogramParams(this);
+    }
+
+    public const int ResolutionFieldNumber = 1;
+    private double resolution_;
+    public double Resolution {
+      get { return resolution_; }
+      set {
+        resolution_ = value;
+      }
+    }
+
+    public const int MaxPossibleFieldNumber = 2;
+    private double maxPossible_;
+    public double MaxPossible {
+      get { return maxPossible_; }
+      set {
+        maxPossible_ = value;
+      }
+    }
+
+    public override bool Equals(object other) {
+      return Equals(other as HistogramParams);
+    }
+
+    public bool Equals(HistogramParams other) {
+      if (ReferenceEquals(other, null)) {
+        return false;
+      }
+      if (ReferenceEquals(other, this)) {
+        return true;
+      }
+      if (Resolution != other.Resolution) return false;
+      if (MaxPossible != other.MaxPossible) return false;
+      return true;
+    }
+
+    public override int GetHashCode() {
+      int hash = 1;
+      if (Resolution != 0D) hash ^= Resolution.GetHashCode();
+      if (MaxPossible != 0D) hash ^= MaxPossible.GetHashCode();
+      return hash;
+    }
+
+    public override string ToString() {
+      return pb::JsonFormatter.Default.Format(this);
+    }
+
+    public void WriteTo(pb::CodedOutputStream output) {
+      if (Resolution != 0D) {
+        output.WriteRawTag(9);
+        output.WriteDouble(Resolution);
+      }
+      if (MaxPossible != 0D) {
+        output.WriteRawTag(17);
+        output.WriteDouble(MaxPossible);
+      }
+    }
+
+    public int CalculateSize() {
+      int size = 0;
+      if (Resolution != 0D) {
+        size += 1 + 8;
+      }
+      if (MaxPossible != 0D) {
+        size += 1 + 8;
+      }
+      return size;
+    }
+
+    public void MergeFrom(HistogramParams other) {
+      if (other == null) {
+        return;
+      }
+      if (other.Resolution != 0D) {
+        Resolution = other.Resolution;
+      }
+      if (other.MaxPossible != 0D) {
+        MaxPossible = other.MaxPossible;
+      }
+    }
+
+    public void MergeFrom(pb::CodedInputStream input) {
+      uint tag;
+      while ((tag = input.ReadTag()) != 0) {
+        switch(tag) {
+          default:
+            input.SkipLastField();
+            break;
+          case 9: {
+            Resolution = input.ReadDouble();
+            break;
+          }
+          case 17: {
+            MaxPossible = input.ReadDouble();
+            break;
+          }
+        }
+      }
+    }
+
+  }
+
+  [global::System.Diagnostics.DebuggerNonUserCodeAttribute()]
+  public sealed partial class HistogramData : pb::IMessage<HistogramData> {
+    private static readonly pb::MessageParser<HistogramData> _parser = new pb::MessageParser<HistogramData>(() => new HistogramData());
+    public static pb::MessageParser<HistogramData> Parser { get { return _parser; } }
+
+    public static pbr::MessageDescriptor Descriptor {
+      get { return global::Grpc.Testing.Stats.Descriptor.MessageTypes[2]; }
+    }
+
+    pbr::MessageDescriptor pb::IMessage.Descriptor {
+      get { return Descriptor; }
+    }
+
+    public HistogramData() {
+      OnConstruction();
+    }
+
+    partial void OnConstruction();
+
+    public HistogramData(HistogramData other) : this() {
+      bucket_ = other.bucket_.Clone();
+      minSeen_ = other.minSeen_;
+      maxSeen_ = other.maxSeen_;
+      sum_ = other.sum_;
+      sumOfSquares_ = other.sumOfSquares_;
+      count_ = other.count_;
+    }
+
+    public HistogramData Clone() {
+      return new HistogramData(this);
+    }
+
+    public const int BucketFieldNumber = 1;
+    private static readonly pb::FieldCodec<uint> _repeated_bucket_codec
+        = pb::FieldCodec.ForUInt32(10);
+    private readonly pbc::RepeatedField<uint> bucket_ = new pbc::RepeatedField<uint>();
+    public pbc::RepeatedField<uint> Bucket {
+      get { return bucket_; }
+    }
+
+    public const int MinSeenFieldNumber = 2;
+    private double minSeen_;
+    public double MinSeen {
+      get { return minSeen_; }
+      set {
+        minSeen_ = value;
+      }
+    }
+
+    public const int MaxSeenFieldNumber = 3;
+    private double maxSeen_;
+    public double MaxSeen {
+      get { return maxSeen_; }
+      set {
+        maxSeen_ = value;
+      }
+    }
+
+    public const int SumFieldNumber = 4;
+    private double sum_;
+    public double Sum {
+      get { return sum_; }
+      set {
+        sum_ = value;
+      }
+    }
+
+    public const int SumOfSquaresFieldNumber = 5;
+    private double sumOfSquares_;
+    public double SumOfSquares {
+      get { return sumOfSquares_; }
+      set {
+        sumOfSquares_ = value;
+      }
+    }
+
+    public const int CountFieldNumber = 6;
+    private double count_;
+    public double Count {
+      get { return count_; }
+      set {
+        count_ = value;
+      }
+    }
+
+    public override bool Equals(object other) {
+      return Equals(other as HistogramData);
+    }
+
+    public bool Equals(HistogramData other) {
+      if (ReferenceEquals(other, null)) {
+        return false;
+      }
+      if (ReferenceEquals(other, this)) {
+        return true;
+      }
+      if(!bucket_.Equals(other.bucket_)) return false;
+      if (MinSeen != other.MinSeen) return false;
+      if (MaxSeen != other.MaxSeen) return false;
+      if (Sum != other.Sum) return false;
+      if (SumOfSquares != other.SumOfSquares) return false;
+      if (Count != other.Count) return false;
+      return true;
+    }
+
+    public override int GetHashCode() {
+      int hash = 1;
+      hash ^= bucket_.GetHashCode();
+      if (MinSeen != 0D) hash ^= MinSeen.GetHashCode();
+      if (MaxSeen != 0D) hash ^= MaxSeen.GetHashCode();
+      if (Sum != 0D) hash ^= Sum.GetHashCode();
+      if (SumOfSquares != 0D) hash ^= SumOfSquares.GetHashCode();
+      if (Count != 0D) hash ^= Count.GetHashCode();
+      return hash;
+    }
+
+    public override string ToString() {
+      return pb::JsonFormatter.Default.Format(this);
+    }
+
+    public void WriteTo(pb::CodedOutputStream output) {
+      bucket_.WriteTo(output, _repeated_bucket_codec);
+      if (MinSeen != 0D) {
+        output.WriteRawTag(17);
+        output.WriteDouble(MinSeen);
+      }
+      if (MaxSeen != 0D) {
+        output.WriteRawTag(25);
+        output.WriteDouble(MaxSeen);
+      }
+      if (Sum != 0D) {
+        output.WriteRawTag(33);
+        output.WriteDouble(Sum);
+      }
+      if (SumOfSquares != 0D) {
+        output.WriteRawTag(41);
+        output.WriteDouble(SumOfSquares);
+      }
+      if (Count != 0D) {
+        output.WriteRawTag(49);
+        output.WriteDouble(Count);
+      }
+    }
+
+    public int CalculateSize() {
+      int size = 0;
+      size += bucket_.CalculateSize(_repeated_bucket_codec);
+      if (MinSeen != 0D) {
+        size += 1 + 8;
+      }
+      if (MaxSeen != 0D) {
+        size += 1 + 8;
+      }
+      if (Sum != 0D) {
+        size += 1 + 8;
+      }
+      if (SumOfSquares != 0D) {
+        size += 1 + 8;
+      }
+      if (Count != 0D) {
+        size += 1 + 8;
+      }
+      return size;
+    }
+
+    public void MergeFrom(HistogramData other) {
+      if (other == null) {
+        return;
+      }
+      bucket_.Add(other.bucket_);
+      if (other.MinSeen != 0D) {
+        MinSeen = other.MinSeen;
+      }
+      if (other.MaxSeen != 0D) {
+        MaxSeen = other.MaxSeen;
+      }
+      if (other.Sum != 0D) {
+        Sum = other.Sum;
+      }
+      if (other.SumOfSquares != 0D) {
+        SumOfSquares = other.SumOfSquares;
+      }
+      if (other.Count != 0D) {
+        Count = other.Count;
+      }
+    }
+
+    public void MergeFrom(pb::CodedInputStream input) {
+      uint tag;
+      while ((tag = input.ReadTag()) != 0) {
+        switch(tag) {
+          default:
+            input.SkipLastField();
+            break;
+          case 10:
+          case 8: {
+            bucket_.AddEntriesFrom(input, _repeated_bucket_codec);
+            break;
+          }
+          case 17: {
+            MinSeen = input.ReadDouble();
+            break;
+          }
+          case 25: {
+            MaxSeen = input.ReadDouble();
+            break;
+          }
+          case 33: {
+            Sum = input.ReadDouble();
+            break;
+          }
+          case 41: {
+            SumOfSquares = input.ReadDouble();
+            break;
+          }
+          case 49: {
+            Count = input.ReadDouble();
+            break;
+          }
+        }
+      }
+    }
+
+  }
+
+  [global::System.Diagnostics.DebuggerNonUserCodeAttribute()]
+  public sealed partial class ClientStats : pb::IMessage<ClientStats> {
+    private static readonly pb::MessageParser<ClientStats> _parser = new pb::MessageParser<ClientStats>(() => new ClientStats());
+    public static pb::MessageParser<ClientStats> Parser { get { return _parser; } }
+
+    public static pbr::MessageDescriptor Descriptor {
+      get { return global::Grpc.Testing.Stats.Descriptor.MessageTypes[3]; }
+    }
+
+    pbr::MessageDescriptor pb::IMessage.Descriptor {
+      get { return Descriptor; }
+    }
+
+    public ClientStats() {
+      OnConstruction();
+    }
+
+    partial void OnConstruction();
+
+    public ClientStats(ClientStats other) : this() {
+      Latencies = other.latencies_ != null ? other.Latencies.Clone() : null;
+      timeElapsed_ = other.timeElapsed_;
+      timeUser_ = other.timeUser_;
+      timeSystem_ = other.timeSystem_;
+    }
+
+    public ClientStats Clone() {
+      return new ClientStats(this);
+    }
+
+    public const int LatenciesFieldNumber = 1;
+    private global::Grpc.Testing.HistogramData latencies_;
+    public global::Grpc.Testing.HistogramData Latencies {
+      get { return latencies_; }
+      set {
+        latencies_ = value;
+      }
+    }
+
+    public const int TimeElapsedFieldNumber = 2;
+    private double timeElapsed_;
+    public double TimeElapsed {
+      get { return timeElapsed_; }
+      set {
+        timeElapsed_ = value;
+      }
+    }
+
+    public const int TimeUserFieldNumber = 3;
+    private double timeUser_;
+    public double TimeUser {
+      get { return timeUser_; }
+      set {
+        timeUser_ = value;
+      }
+    }
+
+    public const int TimeSystemFieldNumber = 4;
+    private double timeSystem_;
+    public double TimeSystem {
+      get { return timeSystem_; }
+      set {
+        timeSystem_ = value;
+      }
+    }
+
+    public override bool Equals(object other) {
+      return Equals(other as ClientStats);
+    }
+
+    public bool Equals(ClientStats other) {
+      if (ReferenceEquals(other, null)) {
+        return false;
+      }
+      if (ReferenceEquals(other, this)) {
+        return true;
+      }
+      if (!object.Equals(Latencies, other.Latencies)) return false;
+      if (TimeElapsed != other.TimeElapsed) return false;
+      if (TimeUser != other.TimeUser) return false;
+      if (TimeSystem != other.TimeSystem) return false;
+      return true;
+    }
+
+    public override int GetHashCode() {
+      int hash = 1;
+      if (latencies_ != null) hash ^= Latencies.GetHashCode();
+      if (TimeElapsed != 0D) hash ^= TimeElapsed.GetHashCode();
+      if (TimeUser != 0D) hash ^= TimeUser.GetHashCode();
+      if (TimeSystem != 0D) hash ^= TimeSystem.GetHashCode();
+      return hash;
+    }
+
+    public override string ToString() {
+      return pb::JsonFormatter.Default.Format(this);
+    }
+
+    public void WriteTo(pb::CodedOutputStream output) {
+      if (latencies_ != null) {
+        output.WriteRawTag(10);
+        output.WriteMessage(Latencies);
+      }
+      if (TimeElapsed != 0D) {
+        output.WriteRawTag(17);
+        output.WriteDouble(TimeElapsed);
+      }
+      if (TimeUser != 0D) {
+        output.WriteRawTag(25);
+        output.WriteDouble(TimeUser);
+      }
+      if (TimeSystem != 0D) {
+        output.WriteRawTag(33);
+        output.WriteDouble(TimeSystem);
+      }
+    }
+
+    public int CalculateSize() {
+      int size = 0;
+      if (latencies_ != null) {
+        size += 1 + pb::CodedOutputStream.ComputeMessageSize(Latencies);
+      }
+      if (TimeElapsed != 0D) {
+        size += 1 + 8;
+      }
+      if (TimeUser != 0D) {
+        size += 1 + 8;
+      }
+      if (TimeSystem != 0D) {
+        size += 1 + 8;
+      }
+      return size;
+    }
+
+    public void MergeFrom(ClientStats other) {
+      if (other == null) {
+        return;
+      }
+      if (other.latencies_ != null) {
+        if (latencies_ == null) {
+          latencies_ = new global::Grpc.Testing.HistogramData();
+        }
+        Latencies.MergeFrom(other.Latencies);
+      }
+      if (other.TimeElapsed != 0D) {
+        TimeElapsed = other.TimeElapsed;
+      }
+      if (other.TimeUser != 0D) {
+        TimeUser = other.TimeUser;
+      }
+      if (other.TimeSystem != 0D) {
+        TimeSystem = other.TimeSystem;
+      }
+    }
+
+    public void MergeFrom(pb::CodedInputStream input) {
+      uint tag;
+      while ((tag = input.ReadTag()) != 0) {
+        switch(tag) {
+          default:
+            input.SkipLastField();
+            break;
+          case 10: {
+            if (latencies_ == null) {
+              latencies_ = new global::Grpc.Testing.HistogramData();
+            }
+            input.ReadMessage(latencies_);
+            break;
+          }
+          case 17: {
+            TimeElapsed = input.ReadDouble();
+            break;
+          }
+          case 25: {
+            TimeUser = input.ReadDouble();
+            break;
+          }
+          case 33: {
+            TimeSystem = input.ReadDouble();
+            break;
+          }
+        }
+      }
+    }
+
+  }
+
+  #endregion
+
+}
+
+#endregion Designer generated code
diff --git a/src/csharp/Grpc.IntegrationTesting/WallClockStopwatch.cs b/src/csharp/Grpc.IntegrationTesting/WallClockStopwatch.cs
new file mode 100644
index 00000000000..e44ae2a5ff3
--- /dev/null
+++ b/src/csharp/Grpc.IntegrationTesting/WallClockStopwatch.cs
@@ -0,0 +1,78 @@
+#region Copyright notice and license
+
+// Copyright 2015, Google Inc.
+// All rights reserved.
+//
+// Redistribution and use in source and binary forms, with or without
+// modification, are permitted provided that the following conditions are
+// met:
+//
+//     * Redistributions of source code must retain the above copyright
+// notice, this list of conditions and the following disclaimer.
+//     * Redistributions in binary form must reproduce the above
+// copyright notice, this list of conditions and the following disclaimer
+// in the documentation and/or other materials provided with the
+// distribution.
+//     * Neither the name of Google Inc. nor the names of its
+// contributors may be used to endorse or promote products derived from
+// this software without specific prior written permission.
+//
+// THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
+// "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
+// LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
+// A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
+// OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
+// SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
+// LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
+// DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
+// THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
+// (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
+// OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
+
+#endregion
+
+using System;
+using System.Collections.Generic;
+using System.Diagnostics;
+using System.IO;
+using System.Linq;
+using System.Text.RegularExpressions;
+using System.Threading;
+using System.Threading.Tasks;
+using Google.Protobuf;
+using Grpc.Core;
+using Grpc.Core.Utils;
+using NUnit.Framework;
+using Grpc.Testing;
+
+namespace Grpc.IntegrationTesting
+{
+    /// <summary>
+    /// Snapshottable wall clock stopwatch.
+    /// </summary>
+    public class WallClockStopwatch
+    {
+        long startTicks;
+
+        public WallClockStopwatch()
+        {
+            this.startTicks = DateTime.UtcNow.Ticks;
+        }
+
+        public TimeSpan GetElapsedSnapshot(bool reset)
+        {
+            var utcNow = DateTime.UtcNow;
+
+            long oldStartTicks;
+            if (reset)
+            {
+                oldStartTicks = Interlocked.Exchange(ref this.startTicks, utcNow.Ticks);
+            }
+            else
+            {
+                oldStartTicks = this.startTicks;
+            }
+            return utcNow - new DateTime(oldStartTicks, DateTimeKind.Utc);
+        }
+    }
+}
diff --git a/src/csharp/Grpc.IntegrationTesting/WorkerServiceImpl.cs b/src/csharp/Grpc.IntegrationTesting/WorkerServiceImpl.cs
new file mode 100644
index 00000000000..bb2918bf463
--- /dev/null
+++ b/src/csharp/Grpc.IntegrationTesting/WorkerServiceImpl.cs
@@ -0,0 +1,96 @@
+#region Copyright notice and license
+
+// Copyright 2015, Google Inc.
+// All rights reserved.
+//
+// Redistribution and use in source and binary forms, with or without
+// modification, are permitted provided that the following conditions are
+// met:
+//
+//     * Redistributions of source code must retain the above copyright
+// notice, this list of conditions and the following disclaimer.
+//     * Redistributions in binary form must reproduce the above
+// copyright notice, this list of conditions and the following disclaimer
+// in the documentation and/or other materials provided with the
+// distribution.
+//     * Neither the name of Google Inc. nor the names of its
+// contributors may be used to endorse or promote products derived from
+// this software without specific prior written permission.
+//
+// THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
+// "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
+// LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
+// A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
+// OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
+// SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
+// LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
+// DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
+// THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
+// (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
+// OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
+
+#endregion
+
+using System;
+using System.Collections.Generic;
+using System.Threading;
+using System.Threading.Tasks;
+using Google.Protobuf;
+using Grpc.Core;
+using Grpc.Core.Utils;
+using Grpc.IntegrationTesting;
+
+namespace Grpc.Testing
+{
+    /// <summary>
+    /// Implementation of WorkerService server
+    /// </summary>
+    public class WorkerServiceImpl : WorkerService.IWorkerService
+    {
+        public async Task RunServer(IAsyncStreamReader<ServerArgs> requestStream, IServerStreamWriter<ServerStatus> responseStream, ServerCallContext context)
+        {
+            Grpc.Core.Utils.Preconditions.CheckState(await requestStream.MoveNext());
+            var serverConfig = requestStream.Current.Setup;
+            var runner = ServerRunners.CreateStarted(serverConfig);
+
+            await responseStream.WriteAsync(new ServerStatus
+            {
+                Stats = runner.GetStats(false),
+                Port = runner.BoundPort,
+                Cores = 0,  // TODO: set number of cores
+            });
+                
+            while (await requestStream.MoveNext())
+            {
+                var reset = requestStream.Current.Mark.Reset;
+                await responseStream.WriteAsync(new ServerStatus
+                {
+                    Stats = runner.GetStats(reset)
+                });
+            }
+            await runner.StopAsync();
+        }
+
+        public async Task RunClient(IAsyncStreamReader<ClientArgs> requestStream, IServerStreamWriter<ClientStatus> responseStream, ServerCallContext context)
+        {
+            Grpc.Core.Utils.Preconditions.CheckState(await requestStream.MoveNext());
+            var clientConfig = requestStream.Current.Setup;
+            var runner = ClientRunners.CreateStarted(clientConfig);
+
+            await responseStream.WriteAsync(new ClientStatus
+            {
+                Stats = runner.GetStats(false)
+            });
+
+            while (await requestStream.MoveNext())
+            {
+                var reset = requestStream.Current.Mark.Reset;
+                await responseStream.WriteAsync(new ClientStatus
+                {
+                    Stats = runner.GetStats(reset)
+                });
+            }
+            await runner.StopAsync();
+        }
+    }
+}
diff --git a/src/csharp/Grpc.sln b/src/csharp/Grpc.sln
index f19f29c6a27..8ff35e8c0d0 100644
--- a/src/csharp/Grpc.sln
+++ b/src/csharp/Grpc.sln
@@ -1,6 +1,6 @@
 
 Microsoft Visual Studio Solution File, Format Version 12.00
-# Visual Studio 2013
+# Visual Studio 2012
 VisualStudioVersion = 12.0.31101.0
 MinimumVisualStudioVersion = 10.0.40219.1
 Project("{FAE04EC0-301F-11D3-BF4B-00C04F79EFBC}") = "Grpc.Examples", "Grpc.Examples\Grpc.Examples.csproj", "{7DC1433E-3225-42C7-B7EA-546D56E27A4B}"
@@ -32,6 +32,8 @@ Project("{FAE04EC0-301F-11D3-BF4B-00C04F79EFBC}") = "Grpc.HealthCheck", "Grpc.He
 EndProject
 Project("{FAE04EC0-301F-11D3-BF4B-00C04F79EFBC}") = "Grpc.HealthCheck.Tests", "Grpc.HealthCheck.Tests\Grpc.HealthCheck.Tests.csproj", "{F8C6D937-C44B-4EE3-A431-B0FBAEACE47D}"
 EndProject
+Project("{FAE04EC0-301F-11D3-BF4B-00C04F79EFBC}") = "Grpc.IntegrationTesting.QpsWorker", "Grpc.IntegrationTesting.QpsWorker\Grpc.IntegrationTesting.QpsWorker.csproj", "{B82B7DFE-7F7B-40EF-B3D6-064FF2B01294}"
+EndProject
 Global
 	GlobalSection(SolutionConfigurationPlatforms) = preSolution
 		Debug|Any CPU = Debug|Any CPU
@@ -39,72 +41,78 @@ Global
 		ReleaseSigned|Any CPU = ReleaseSigned|Any CPU
 	EndGlobalSection
 	GlobalSection(ProjectConfigurationPlatforms) = postSolution
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+		{86EC5CB4-4EA2-40A2-8057-86542A0353BB}.Debug|Any CPU.ActiveCfg = Debug|Any CPU
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+		{BF62FE08-373A-43D6-9D73-41CAA38B7011}.Debug|Any CPU.Build.0 = Debug|Any CPU
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+		{BF62FE08-373A-43D6-9D73-41CAA38B7011}.ReleaseSigned|Any CPU.ActiveCfg = ReleaseSigned|Any CPU
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+		{C61154BA-DD4A-4838-8420-0162A28925E0}.Debug|Any CPU.ActiveCfg = Debug|Any CPU
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+		{C61154BA-DD4A-4838-8420-0162A28925E0}.Release|Any CPU.ActiveCfg = Release|Any CPU
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+		{C61154BA-DD4A-4838-8420-0162A28925E0}.ReleaseSigned|Any CPU.ActiveCfg = ReleaseSigned|Any CPU
+		{C61154BA-DD4A-4838-8420-0162A28925E0}.ReleaseSigned|Any CPU.Build.0 = ReleaseSigned|Any CPU
+		{CCC4440E-49F7-4790-B0AF-FEABB0837AE7}.Debug|Any CPU.ActiveCfg = Debug|Any CPU
+		{CCC4440E-49F7-4790-B0AF-FEABB0837AE7}.Debug|Any CPU.Build.0 = Debug|Any CPU
+		{CCC4440E-49F7-4790-B0AF-FEABB0837AE7}.Release|Any CPU.ActiveCfg = Release|Any CPU
+		{CCC4440E-49F7-4790-B0AF-FEABB0837AE7}.Release|Any CPU.Build.0 = Release|Any CPU
+		{CCC4440E-49F7-4790-B0AF-FEABB0837AE7}.ReleaseSigned|Any CPU.ActiveCfg = ReleaseSigned|Any CPU
+		{CCC4440E-49F7-4790-B0AF-FEABB0837AE7}.ReleaseSigned|Any CPU.Build.0 = ReleaseSigned|Any CPU
 		{F8C6D937-C44B-4EE3-A431-B0FBAEACE47D}.Debug|Any CPU.ActiveCfg = Debug|Any CPU
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@@ -112,6 +120,8 @@ Global
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 		{F8C6D937-C44B-4EE3-A431-B0FBAEACE47D}.ReleaseSigned|Any CPU.Build.0 = ReleaseSigned|Any CPU
 	EndGlobalSection
+	GlobalSection(NestedProjects) = preSolution
+	EndGlobalSection
 	GlobalSection(SolutionProperties) = preSolution
 		HideSolutionNode = FALSE
 	EndGlobalSection
diff --git a/src/csharp/generate_proto_csharp.sh b/src/csharp/generate_proto_csharp.sh
index f879e074aa5..92348d13942 100755
--- a/src/csharp/generate_proto_csharp.sh
+++ b/src/csharp/generate_proto_csharp.sh
@@ -35,14 +35,14 @@ cd $(dirname $0)
 PROTOC=../../bins/opt/protobuf/protoc
 PLUGIN=protoc-gen-grpc=../../bins/opt/grpc_csharp_plugin
 EXAMPLES_DIR=Grpc.Examples
-INTEROP_DIR=Grpc.IntegrationTesting
+TESTING_DIR=Grpc.IntegrationTesting
 HEALTHCHECK_DIR=Grpc.HealthCheck
 
 $PROTOC --plugin=$PLUGIN --csharp_out=$EXAMPLES_DIR --grpc_out=$EXAMPLES_DIR \
     -I $EXAMPLES_DIR/proto $EXAMPLES_DIR/proto/math.proto
 
-$PROTOC --plugin=$PLUGIN --csharp_out=$INTEROP_DIR --grpc_out=$INTEROP_DIR \
-    -I ../.. ../../test/proto/*.proto
+$PROTOC --plugin=$PLUGIN --csharp_out=$TESTING_DIR --grpc_out=$TESTING_DIR \
+    -I ../.. ../../test/proto/*.proto ../../test/proto/benchmarks/*.proto
 
 $PROTOC --plugin=$PLUGIN --csharp_out=$HEALTHCHECK_DIR --grpc_out=$HEALTHCHECK_DIR \
     -I $HEALTHCHECK_DIR/proto $HEALTHCHECK_DIR/proto/health.proto
diff --git a/test/core/client_config/lb_policies_test.c b/test/core/client_config/lb_policies_test.c
index 0218b8f07fb..5aa8140e080 100644
--- a/test/core/client_config/lb_policies_test.c
+++ b/test/core/client_config/lb_policies_test.c
@@ -269,8 +269,8 @@ int *perform_request(servers_fixture *f, grpc_channel *client,
     memset(s_valid, 0, f->num_servers * sizeof(int));
 
     c = grpc_channel_create_call(client, NULL, GRPC_PROPAGATE_DEFAULTS, f->cq,
-                                 "/foo", "foo.test.google.fr", gpr_inf_future(GPR_CLOCK_REALTIME),
-                                 NULL);
+                                 "/foo", "foo.test.google.fr",
+                                 gpr_inf_future(GPR_CLOCK_REALTIME), NULL);
     GPR_ASSERT(c);
     completed_client = 0;
 
diff --git a/test/core/end2end/fixtures/proxy.c b/test/core/end2end/fixtures/proxy.c
index 1090ad667d1..434e75dd15e 100644
--- a/test/core/end2end/fixtures/proxy.c
+++ b/test/core/end2end/fixtures/proxy.c
@@ -146,7 +146,6 @@ void grpc_end2end_proxy_destroy(grpc_end2end_proxy *proxy) {
 }
 
 static void unrefpc(proxy_call *pc, const char *reason) {
-  gpr_log(GPR_DEBUG, "PROXY UNREF %s", reason);
   if (gpr_unref(&pc->refs)) {
     grpc_call_destroy(pc->c2p);
     grpc_call_destroy(pc->p2s);
@@ -158,10 +157,7 @@ static void unrefpc(proxy_call *pc, const char *reason) {
   }
 }
 
-static void refpc(proxy_call *pc, const char *reason) {
-  gpr_log(GPR_DEBUG, "PROXY   REF %s", reason);
-  gpr_ref(&pc->refs);
-}
+static void refpc(proxy_call *pc, const char *reason) { gpr_ref(&pc->refs); }
 
 static void on_c2p_sent_initial_metadata(void *arg, int success) {
   proxy_call *pc = arg;
diff --git a/test/core/end2end/gen_build_yaml.py b/test/core/end2end/gen_build_yaml.py
index 38d3b2218a3..33687b8cd4c 100755
--- a/test/core/end2end/gen_build_yaml.py
+++ b/test/core/end2end/gen_build_yaml.py
@@ -37,8 +37,8 @@ import collections
 import hashlib
 
 
-FixtureOptions = collections.namedtuple('FixtureOptions', 'fullstack includes_proxy dns_resolver secure platforms ci_mac')
-default_unsecure_fixture_options = FixtureOptions(True, False, True, False, ['windows', 'linux', 'mac', 'posix'], True)
+FixtureOptions = collections.namedtuple('FixtureOptions', 'fullstack includes_proxy dns_resolver secure platforms ci_mac tracing')
+default_unsecure_fixture_options = FixtureOptions(True, False, True, False, ['windows', 'linux', 'mac', 'posix'], True, False)
 socketpair_unsecure_fixture_options = default_unsecure_fixture_options._replace(fullstack=False, dns_resolver=False)
 default_secure_fixture_options = default_unsecure_fixture_options._replace(secure=True)
 uds_fixture_options = default_unsecure_fixture_options._replace(dns_resolver=False, platforms=['linux', 'mac', 'posix'])
@@ -54,7 +54,7 @@ END2END_FIXTURES = {
     'h2_proxy': default_unsecure_fixture_options._replace(includes_proxy=True, ci_mac=False),
     'h2_sockpair_1byte': socketpair_unsecure_fixture_options._replace(ci_mac=False),
     'h2_sockpair': socketpair_unsecure_fixture_options._replace(ci_mac=False),
-    'h2_sockpair+trace': socketpair_unsecure_fixture_options,
+    'h2_sockpair+trace': socketpair_unsecure_fixture_options._replace(tracing=True),
     'h2_ssl': default_secure_fixture_options,
     'h2_ssl+poll': default_secure_fixture_options._replace(platforms=['linux']),
     'h2_ssl_proxy': default_secure_fixture_options._replace(includes_proxy=True, ci_mac=False),
@@ -63,8 +63,8 @@ END2END_FIXTURES = {
     'h2_uds': uds_fixture_options,
 }
 
-TestOptions = collections.namedtuple('TestOptions', 'needs_fullstack needs_dns proxyable flaky secure')
-default_test_options = TestOptions(False, False, True, False, False)
+TestOptions = collections.namedtuple('TestOptions', 'needs_fullstack needs_dns proxyable flaky secure traceable')
+default_test_options = TestOptions(False, False, True, False, False, True)
 connectivity_test_options = default_test_options._replace(needs_fullstack=True)
 
 # maps test names to options
@@ -85,6 +85,7 @@ END2END_TESTS = {
     'disappearing_server': connectivity_test_options,
     'empty_batch': default_test_options,
     'graceful_server_shutdown': default_test_options,
+    'hpack_size': default_test_options._replace(proxyable=False, traceable=False),
     'high_initial_seqno': default_test_options,
     'invoke_large_request': default_test_options,
     'large_metadata': default_test_options,
@@ -117,6 +118,9 @@ def compatible(f, t):
   if not END2END_TESTS[t].proxyable:
     if END2END_FIXTURES[f].includes_proxy:
       return False
+  if not END2END_TESTS[t].traceable:
+    if END2END_FIXTURES[f].tracing:
+      return False
   return True
 
 
diff --git a/test/core/end2end/tests/cancel_with_status.c b/test/core/end2end/tests/cancel_with_status.c
index eecfa83fa48..2005e5f8816 100644
--- a/test/core/end2end/tests/cancel_with_status.c
+++ b/test/core/end2end/tests/cancel_with_status.c
@@ -166,7 +166,8 @@ static void simple_request_body(grpc_end2end_test_fixture f, size_t num_ops) {
   cq_verifier_destroy(cqv);
 }
 
-static void test_invoke_simple_request(grpc_end2end_test_config config, size_t num_ops) {
+static void test_invoke_simple_request(grpc_end2end_test_config config,
+                                       size_t num_ops) {
   grpc_end2end_test_fixture f;
 
   f = begin_test(config, "test_invoke_simple_request", NULL, NULL);
diff --git a/test/core/end2end/tests/hpack_size.c b/test/core/end2end/tests/hpack_size.c
new file mode 100644
index 00000000000..297ea8d5422
--- /dev/null
+++ b/test/core/end2end/tests/hpack_size.c
@@ -0,0 +1,446 @@
+/*
+ *
+ * Copyright 2015, Google Inc.
+ * All rights reserved.
+ *
+ * Redistribution and use in source and binary forms, with or without
+ * modification, are permitted provided that the following conditions are
+ * met:
+ *
+ *     * Redistributions of source code must retain the above copyright
+ * notice, this list of conditions and the following disclaimer.
+ *     * Redistributions in binary form must reproduce the above
+ * copyright notice, this list of conditions and the following disclaimer
+ * in the documentation and/or other materials provided with the
+ * distribution.
+ *     * Neither the name of Google Inc. nor the names of its
+ * contributors may be used to endorse or promote products derived from
+ * this software without specific prior written permission.
+ *
+ * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
+ * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
+ * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
+ * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
+ * OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
+ * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
+ * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
+ * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
+ * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
+ * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
+ * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
+ *
+ */
+
+#include "test/core/end2end/end2end_tests.h"
+
+#include <stdio.h>
+#include <string.h>
+
+#include <grpc/byte_buffer.h>
+#include <grpc/grpc.h>
+#include <grpc/support/alloc.h>
+#include <grpc/support/log.h>
+#include <grpc/support/string_util.h>
+#include <grpc/support/time.h>
+#include <grpc/support/useful.h>
+
+#include "src/core/support/string.h"
+#include "test/core/end2end/cq_verifier.h"
+
+static void *tag(gpr_intptr t) { return (void *)t; }
+
+const char *hobbits[][2] = {{"Adaldrida", "Brandybuck"},
+                            {"Adamanta", "Took"},
+                            {"Adalgrim", "Took"},
+                            {"Adelard", "Took"},
+                            {"Amaranth", "Brandybuck"},
+                            {"Andwise", "Roper"},
+                            {"Angelica", "Baggins"},
+                            {"Asphodel", "Burrows"},
+                            {"Balbo", "Baggins"},
+                            {"Bandobras", "Took"},
+                            {"Belba", "Bolger"},
+                            {"Bell", "Gamgee"},
+                            {"Belladonna", "Baggins"},
+                            {"Berylla", "Baggins"},
+                            {"Bilbo", "Baggins"},
+                            {"Bilbo", "Gardner"},
+                            {"Bill", "Butcher"},
+                            {"Bingo", "Baggins"},
+                            {"Bodo", "Proudfoot"},
+                            {"Bowman", "Cotton"},
+                            {"Bungo", "Baggins"},
+                            {"Camellia", "Sackville"},
+                            {"Carl", "Cotton"},
+                            {"Celandine", "Brandybuck"},
+                            {"Chica", "Baggins"},
+                            {"Daddy", "Twofoot"},
+                            {"Daisy", "Boffin"},
+                            {"Diamond", "Took"},
+                            {"Dinodas", "Brandybuck"},
+                            {"Doderic", "Brandybuck"},
+                            {"Dodinas", "Brandybuck"},
+                            {"Donnamira", "Boffin"},
+                            {"Dora", "Baggins"},
+                            {"Drogo", "Baggins"},
+                            {"Dudo", "Baggins"},
+                            {"Eglantine", "Took"},
+                            {"Elanor", "Fairbairn"},
+                            {"Elfstan", "Fairbairn"},
+                            {"Esmeralda", "Brandybuck"},
+                            {"Estella", "Brandybuck"},
+                            {"Everard", "Took"},
+                            {"Falco", "Chubb-Baggins"},
+                            {"Faramir", "Took"},
+                            {"Farmer", "Maggot"},
+                            {"Fastolph", "Bolger"},
+                            {"Ferdibrand", "Took"},
+                            {"Ferdinand", "Took"},
+                            {"Ferumbras", "Took"},
+                            {"Ferumbras", "Took"},
+                            {"Filibert", "Bolger"},
+                            {"Firiel", "Fairbairn"},
+                            {"Flambard", "Took"},
+                            {"Folco", "Boffin"},
+                            {"Fortinbras", "Took"},
+                            {"Fortinbras", "Took"},
+                            {"Fosco", "Baggins"},
+                            {"Fredegar", "Bolger"},
+                            {"Frodo", "Baggins"},
+                            {"Frodo", "Gardner"},
+                            {"Gerontius", "Took"},
+                            {"Gilly", "Baggins"},
+                            {"Goldilocks", "Took"},
+                            {"Gorbadoc", "Brandybuck"},
+                            {"Gorbulas", "Brandybuck"},
+                            {"Gorhendad", "Brandybuck"},
+                            {"Gormadoc", "Brandybuck"},
+                            {"Griffo", "Boffin"},
+                            {"Halfast", "Gamgee"},
+                            {"Halfred", "Gamgee"},
+                            {"Halfred", "Greenhand"},
+                            {"Hanna", "Brandybuck"},
+                            {"Hamfast", "Gamgee"},
+                            {"Hamfast", "Gardner"},
+                            {"Hamson", "Gamgee"},
+                            {"Harding", "Gardner"},
+                            {"Hilda", "Brandybuck"},
+                            {"Hildibrand", "Took"},
+                            {"Hildifons", "Took"},
+                            {"Hildigard", "Took"},
+                            {"Hildigrim", "Took"},
+                            {"Hob", "Gammidge"},
+                            {"Hob", "Hayward"},
+                            {"Hobson", "Gamgee"},
+                            {"Holfast", "Gardner"},
+                            {"Holman", "Cotton"},
+                            {"Holman", "Greenhand"},
+                            {"Hugo", "Boffin"},
+                            {"Hugo", "Bracegirdle"},
+                            {"Ilberic", "Brandybuck"},
+                            {"Isembard", "Took"},
+                            {"Isembold", "Took"},
+                            {"Isengar", "Took"},
+                            {"Isengrim", "Took"},
+                            {"Isengrim", "Took"},
+                            {"Isumbras", "Took"},
+                            {"Isumbras", "Took"},
+                            {"Jolly", "Cotton"},
+                            {"Lalia", "Took"},
+                            {"Largo", "Baggins"},
+                            {"Laura", "Baggins"},
+                            {"Lily", "Goodbody"},
+                            {"Lily", "Cotton"},
+                            {"Linda", "Proudfoot"},
+                            {"Lobelia", "Sackville-Baggins"},
+                            {"Longo", "Baggins"},
+                            {"Lotho", "Sackville-Baggins"},
+                            {"Madoc", "Brandybuck"},
+                            {"Malva", "Brandybuck"},
+                            {"Marigold", "Cotton"},
+                            {"Marmadas", "Brandybuck"},
+                            {"Marmadoc", "Brandybuck"},
+                            {"Marroc", "Brandybuck"},
+                            {"May", "Gamgee"},
+                            {"Melilot", "Brandybuck"},
+                            {"Menegilda", "Brandybuck"},
+                            {"Mentha", "Brandybuck"},
+                            {"Meriadoc", "Brandybuck"},
+                            {"Merimac", "Brandybuck"},
+                            {"Merimas", "Brandybuck"},
+                            {"Merry", "Gardner"},
+                            {"Milo", "Burrows"},
+                            {"Mimosa", "Baggins"},
+                            {"Minto", "Burrows"},
+                            {"Mirabella", "Brandybuck"},
+                            {"Moro", "Burrows"},
+                            {"Mosco", "Burrows"},
+                            {"Mungo", "Baggins"},
+                            {"Myrtle", "Burrows"},
+                            {"Odo", "Proudfoot"},
+                            {"Odovacar", "Bolger"},
+                            {"Olo", "Proudfoot"},
+                            {"Orgulas", "Brandybuck"},
+                            {"Otho", "Sackville-Baggins"},
+                            {"Paladin", "Took"},
+                            {"Pansy", "Bolger"},
+                            {"Pearl", "Took"},
+                            {"Peony", "Burrows"},
+                            {"Peregrin", "Took"},
+                            {"Pervinca", "Took"},
+                            {"Pimpernel", "Took"},
+                            {"Pippin", "Gardner"},
+                            {"Polo", "Baggins"},
+                            {"Ponto", "Baggins"},
+                            {"Porto", "Baggins"},
+                            {"Posco", "Baggins"},
+                            {"Poppy", "Bolger"},
+                            {"Primrose", "Gardner"},
+                            {"Primula", "Baggins"},
+                            {"Prisca", "Bolger"},
+                            {"Reginard", "Took"},
+                            {"Robin", "Smallburrow"},
+                            {"Robin", "Gardner"},
+                            {"Rorimac", "Brandybuck"},
+                            {"Rosa", "Took"},
+                            {"Rosamunda", "Bolger"},
+                            {"Rose", "Gardner"},
+                            {"Ruby", "Baggins"},
+                            {"Ruby", "Gardner"},
+                            {"Rudigar", "Bolger"},
+                            {"Rufus", "Burrows"},
+                            {"Sadoc", "Brandybuck"},
+                            {"Salvia", "Bolger"},
+                            {"Samwise", "Gamgee"},
+                            {"Sancho", "Proudfoot"},
+                            {"Saradas", "Brandybuck"},
+                            {"Saradoc", "Brandybuck"},
+                            {"Seredic", "Brandybuck"},
+                            {"Sigismond", "Took"},
+                            {"Smeagol", "Gollum"},
+                            {"Tanta", "Baggins"},
+                            {"Ted", "Sandyman"},
+                            {"Tobold", "Hornblower"},
+                            {"Togo", "Goodbody"},
+                            {"Tolman", "Cotton"},
+                            {"Tolman", "Gardner"},
+                            {"Widow", "Rumble"},
+                            {"Wilcome", "Cotton"},
+                            {"Wilcome", "Cotton"},
+                            {"Wilibald", "Bolger"},
+                            {"Will", "Whitfoot"},
+                            {"Wiseman", "Gamwich"}};
+
+const char *dragons[] = {"Ancalagon", "Glaurung", "Scatha",
+                         "Smaug the Magnificent"};
+
+static grpc_end2end_test_fixture begin_test(grpc_end2end_test_config config,
+                                            const char *test_name,
+                                            grpc_channel_args *client_args,
+                                            grpc_channel_args *server_args) {
+  grpc_end2end_test_fixture f;
+  gpr_log(GPR_INFO, "%s/%s", test_name, config.name);
+  f = config.create_fixture(client_args, server_args);
+  config.init_client(&f, client_args);
+  config.init_server(&f, server_args);
+  return f;
+}
+
+static gpr_timespec n_seconds_time(int n) {
+  return GRPC_TIMEOUT_SECONDS_TO_DEADLINE(n);
+}
+
+static gpr_timespec five_seconds_time(void) { return n_seconds_time(5); }
+
+static void drain_cq(grpc_completion_queue *cq) {
+  grpc_event ev;
+  do {
+    ev = grpc_completion_queue_next(cq, five_seconds_time(), NULL);
+  } while (ev.type != GRPC_QUEUE_SHUTDOWN);
+}
+
+static void shutdown_server(grpc_end2end_test_fixture *f) {
+  if (!f->server) return;
+  grpc_server_shutdown_and_notify(f->server, f->cq, tag(1000));
+  GPR_ASSERT(grpc_completion_queue_pluck(
+                 f->cq, tag(1000), GRPC_TIMEOUT_SECONDS_TO_DEADLINE(5), NULL)
+                 .type == GRPC_OP_COMPLETE);
+  grpc_server_destroy(f->server);
+  f->server = NULL;
+}
+
+static void shutdown_client(grpc_end2end_test_fixture *f) {
+  if (!f->client) return;
+  grpc_channel_destroy(f->client);
+  f->client = NULL;
+}
+
+static void end_test(grpc_end2end_test_fixture *f) {
+  shutdown_server(f);
+  shutdown_client(f);
+
+  grpc_completion_queue_shutdown(f->cq);
+  drain_cq(f->cq);
+  grpc_completion_queue_destroy(f->cq);
+}
+
+static void simple_request_body(grpc_end2end_test_fixture f, size_t index) {
+  grpc_call *c;
+  grpc_call *s;
+  gpr_timespec deadline = five_seconds_time();
+  cq_verifier *cqv = cq_verifier_create(f.cq);
+  grpc_op ops[6];
+  grpc_op *op;
+  grpc_metadata_array initial_metadata_recv;
+  grpc_metadata_array trailing_metadata_recv;
+  grpc_metadata_array request_metadata_recv;
+  grpc_call_details call_details;
+  grpc_status_code status;
+  grpc_call_error error;
+  grpc_metadata extra_metadata[3];
+  char *details = NULL;
+  size_t details_capacity = 0;
+  int was_cancelled = 2;
+
+  memset(extra_metadata, 0, sizeof(extra_metadata));
+  extra_metadata[0].key = "hobbit-first-name";
+  extra_metadata[0].value = hobbits[index % GPR_ARRAY_SIZE(hobbits)][0];
+  extra_metadata[0].value_length = strlen(extra_metadata[0].value);
+  extra_metadata[1].key = "hobbit-second-name";
+  extra_metadata[1].value = hobbits[index % GPR_ARRAY_SIZE(hobbits)][1];
+  extra_metadata[1].value_length = strlen(extra_metadata[1].value);
+  extra_metadata[2].key = "dragon";
+  extra_metadata[2].value = dragons[index % GPR_ARRAY_SIZE(dragons)];
+  extra_metadata[2].value_length = strlen(extra_metadata[2].value);
+
+  c = grpc_channel_create_call(f.client, NULL, GRPC_PROPAGATE_DEFAULTS, f.cq,
+                               "/foo", "foo.test.google.fr:1234", deadline,
+                               NULL);
+  GPR_ASSERT(c);
+
+  grpc_metadata_array_init(&initial_metadata_recv);
+  grpc_metadata_array_init(&trailing_metadata_recv);
+  grpc_metadata_array_init(&request_metadata_recv);
+  grpc_call_details_init(&call_details);
+
+  op = ops;
+  op->op = GRPC_OP_SEND_INITIAL_METADATA;
+  op->data.send_initial_metadata.count = GPR_ARRAY_SIZE(extra_metadata);
+  op->data.send_initial_metadata.metadata = extra_metadata;
+  op->flags = 0;
+  op->reserved = NULL;
+  op++;
+  op->op = GRPC_OP_SEND_CLOSE_FROM_CLIENT;
+  op->flags = 0;
+  op->reserved = NULL;
+  op++;
+  op->op = GRPC_OP_RECV_INITIAL_METADATA;
+  op->data.recv_initial_metadata = &initial_metadata_recv;
+  op->flags = 0;
+  op->reserved = NULL;
+  op++;
+  op->op = GRPC_OP_RECV_STATUS_ON_CLIENT;
+  op->data.recv_status_on_client.trailing_metadata = &trailing_metadata_recv;
+  op->data.recv_status_on_client.status = &status;
+  op->data.recv_status_on_client.status_details = &details;
+  op->data.recv_status_on_client.status_details_capacity = &details_capacity;
+  op->flags = 0;
+  op->reserved = NULL;
+  op++;
+  error = grpc_call_start_batch(c, ops, (size_t)(op - ops), tag(1), NULL);
+  GPR_ASSERT(GRPC_CALL_OK == error);
+
+  error =
+      grpc_server_request_call(f.server, &s, &call_details,
+                               &request_metadata_recv, f.cq, f.cq, tag(101));
+  GPR_ASSERT(GRPC_CALL_OK == error);
+  cq_expect_completion(cqv, tag(101), 1);
+  cq_verify(cqv);
+
+  op = ops;
+  op->op = GRPC_OP_SEND_INITIAL_METADATA;
+  op->data.send_initial_metadata.count = 0;
+  op->flags = 0;
+  op->reserved = NULL;
+  op++;
+  op->op = GRPC_OP_SEND_STATUS_FROM_SERVER;
+  op->data.send_status_from_server.trailing_metadata_count = 0;
+  op->data.send_status_from_server.status = GRPC_STATUS_UNIMPLEMENTED;
+  op->data.send_status_from_server.status_details = "xyz";
+  op->flags = 0;
+  op->reserved = NULL;
+  op++;
+  op->op = GRPC_OP_RECV_CLOSE_ON_SERVER;
+  op->data.recv_close_on_server.cancelled = &was_cancelled;
+  op->flags = 0;
+  op->reserved = NULL;
+  op++;
+  error = grpc_call_start_batch(s, ops, (size_t)(op - ops), tag(102), NULL);
+  GPR_ASSERT(GRPC_CALL_OK == error);
+
+  cq_expect_completion(cqv, tag(102), 1);
+  cq_expect_completion(cqv, tag(1), 1);
+  cq_verify(cqv);
+
+  GPR_ASSERT(status == GRPC_STATUS_UNIMPLEMENTED);
+  GPR_ASSERT(0 == strcmp(details, "xyz"));
+  GPR_ASSERT(0 == strcmp(call_details.method, "/foo"));
+  GPR_ASSERT(0 == strcmp(call_details.host, "foo.test.google.fr:1234"));
+  GPR_ASSERT(was_cancelled == 1);
+
+  gpr_free(details);
+  grpc_metadata_array_destroy(&initial_metadata_recv);
+  grpc_metadata_array_destroy(&trailing_metadata_recv);
+  grpc_metadata_array_destroy(&request_metadata_recv);
+  grpc_call_details_destroy(&call_details);
+
+  grpc_call_destroy(c);
+  grpc_call_destroy(s);
+
+  cq_verifier_destroy(cqv);
+}
+
+static void test_size(grpc_end2end_test_config config, int encode_size,
+                      int decode_size) {
+  size_t i;
+  grpc_end2end_test_fixture f;
+  grpc_arg server_arg;
+  grpc_channel_args server_args;
+  grpc_arg client_arg;
+  grpc_channel_args client_args;
+  char *name;
+
+  server_arg.type = GRPC_ARG_INTEGER;
+  server_arg.key = GRPC_ARG_HTTP2_HPACK_TABLE_SIZE_DECODER;
+  server_arg.value.integer = decode_size;
+  server_args.num_args = 1;
+  server_args.args = &server_arg;
+
+  client_arg.type = GRPC_ARG_INTEGER;
+  client_arg.key = GRPC_ARG_HTTP2_HPACK_TABLE_SIZE_ENCODER;
+  client_arg.value.integer = encode_size;
+  client_args.num_args = 1;
+  client_args.args = &client_arg;
+
+  gpr_asprintf(&name, "test_size:e=%d:d=%d", encode_size, decode_size);
+  f = begin_test(config, name, encode_size != 4096 ? &client_args : NULL,
+                 decode_size != 4096 ? &server_args : NULL);
+  for (i = 0; i < 4 * GPR_ARRAY_SIZE(hobbits); i++) {
+    simple_request_body(f, i);
+  }
+  end_test(&f);
+  config.tear_down_data(&f);
+  gpr_free(name);
+}
+
+void grpc_end2end_tests(grpc_end2end_test_config config) {
+  static const int interesting_sizes[] = {4096, 0,     100,
+                                          1000, 32768, 4 * 1024 * 1024};
+  size_t i, j;
+
+  for (i = 0; i < GPR_ARRAY_SIZE(interesting_sizes); i++) {
+    for (j = 0; j < GPR_ARRAY_SIZE(interesting_sizes); j++) {
+      test_size(config, interesting_sizes[i], interesting_sizes[j]);
+    }
+  }
+}
diff --git a/test/core/end2end/tests/negative_deadline.c b/test/core/end2end/tests/negative_deadline.c
index abcc1ba3584..8fe9e7bcc57 100644
--- a/test/core/end2end/tests/negative_deadline.c
+++ b/test/core/end2end/tests/negative_deadline.c
@@ -163,7 +163,8 @@ static void simple_request_body(grpc_end2end_test_fixture f, size_t num_ops) {
   cq_verifier_destroy(cqv);
 }
 
-static void test_invoke_simple_request(grpc_end2end_test_config config, size_t num_ops) {
+static void test_invoke_simple_request(grpc_end2end_test_config config,
+                                       size_t num_ops) {
   grpc_end2end_test_fixture f;
 
   f = begin_test(config, "test_invoke_simple_request", NULL, NULL);
diff --git a/test/core/network_benchmarks/low_level_ping_pong.c b/test/core/network_benchmarks/low_level_ping_pong.c
index 7a2d894481b..dd1544c27b8 100644
--- a/test/core/network_benchmarks/low_level_ping_pong.c
+++ b/test/core/network_benchmarks/low_level_ping_pong.c
@@ -139,7 +139,7 @@ static int poll_read_bytes(int fd, char *buf, size_t read_size, int spin) {
       gpr_log(GPR_ERROR, "Read failed: %s", strerror(errno));
       return -1;
     }
-    bytes_read += (size_t) err2;
+    bytes_read += (size_t)err2;
   } while (bytes_read < read_size);
   return 0;
 }
@@ -174,11 +174,11 @@ static int epoll_read_bytes(struct thread_args *args, char *buf, int spin) {
     GPR_ASSERT(ev.data.fd == args->fds.read_fd);
     do {
       do {
-        err2 = read(args->fds.read_fd, buf + bytes_read,
-		    read_size - bytes_read);
+        err2 =
+            read(args->fds.read_fd, buf + bytes_read, read_size - bytes_read);
       } while (err2 < 0 && errno == EINTR);
       if (errno == EAGAIN) break;
-      bytes_read += (size_t) err2;
+      bytes_read += (size_t)err2;
       /* TODO(klempner): This should really be doing an extra call after we are
          done to ensure we see an EAGAIN */
     } while (bytes_read < read_size);
diff --git a/test/core/security/credentials_test.c b/test/core/security/credentials_test.c
index dcb35e53096..4cfef7be789 100644
--- a/test/core/security/credentials_test.c
+++ b/test/core/security/credentials_test.c
@@ -353,8 +353,8 @@ static void test_google_iam_creds(void) {
       test_google_iam_authorization_token, test_google_iam_authority_selector,
       NULL);
   grpc_call_credentials_get_request_metadata(&exec_ctx, creds, NULL,
-                                        test_service_url,
-                                        check_google_iam_metadata, creds);
+                                             test_service_url,
+                                             check_google_iam_metadata, creds);
   grpc_exec_ctx_finish(&exec_ctx);
 }
 
@@ -436,7 +436,8 @@ static void test_oauth2_google_iam_composite_creds(void) {
       test_google_iam_authorization_token, test_google_iam_authority_selector,
       NULL);
   grpc_call_credentials *composite_creds =
-      grpc_composite_call_credentials_create(oauth2_creds, google_iam_creds, NULL);
+      grpc_composite_call_credentials_create(oauth2_creds, google_iam_creds,
+                                             NULL);
   grpc_call_credentials_unref(oauth2_creds);
   grpc_call_credentials_unref(google_iam_creds);
   GPR_ASSERT(
@@ -481,7 +482,8 @@ static void test_channel_oauth2_google_iam_composite_creds(void) {
   grpc_call_credentials *oauth2_creds =
       grpc_access_token_credentials_create("blah", NULL);
   grpc_channel_credentials *channel_oauth2_creds =
-      grpc_composite_channel_credentials_create(channel_creds, oauth2_creds, NULL);
+      grpc_composite_channel_credentials_create(channel_creds, oauth2_creds,
+                                                NULL);
   grpc_call_credentials *google_iam_creds = grpc_google_iam_credentials_create(
       test_google_iam_authorization_token, test_google_iam_authority_selector,
       NULL);
diff --git a/test/core/surface/byte_buffer_reader_test.c b/test/core/surface/byte_buffer_reader_test.c
index 7f9cd6b62b0..6b41698717b 100644
--- a/test/core/surface/byte_buffer_reader_test.c
+++ b/test/core/surface/byte_buffer_reader_test.c
@@ -185,8 +185,8 @@ static void test_byte_buffer_from_reader(void) {
 }
 
 static void test_readall(void) {
-  char* lotsa_as[512];
-  char* lotsa_bs[1024];
+  char *lotsa_as[512];
+  char *lotsa_bs[1024];
   gpr_slice slices[2];
   grpc_byte_buffer *buffer;
   grpc_byte_buffer_reader reader;
diff --git a/test/core/transport/chttp2/hpack_parser_test.c b/test/core/transport/chttp2/hpack_parser_test.c
index 3a313375a49..c6b35fba796 100644
--- a/test/core/transport/chttp2/hpack_parser_test.c
+++ b/test/core/transport/chttp2/hpack_parser_test.c
@@ -151,7 +151,8 @@ static void test_vectors(grpc_slice_split_mode mode) {
   grpc_chttp2_hpack_parser_destroy(&parser);
 
   grpc_chttp2_hpack_parser_init(&parser, mdctx);
-  parser.table.max_bytes = 256;
+  grpc_chttp2_hptbl_set_max_bytes(&parser.table, 256);
+  grpc_chttp2_hptbl_set_current_table_size(&parser.table, 256);
   /* D.5.1 */
   test_vector(&parser, mode,
               "4803 3330 3258 0770 7269 7661 7465 611d"
@@ -184,7 +185,8 @@ static void test_vectors(grpc_slice_split_mode mode) {
   grpc_chttp2_hpack_parser_destroy(&parser);
 
   grpc_chttp2_hpack_parser_init(&parser, mdctx);
-  parser.table.max_bytes = 256;
+  grpc_chttp2_hptbl_set_max_bytes(&parser.table, 256);
+  grpc_chttp2_hptbl_set_current_table_size(&parser.table, 256);
   /* D.6.1 */
   test_vector(&parser, mode,
               "4882 6402 5885 aec3 771a 4b61 96d0 7abe"
diff --git a/test/core/transport/chttp2/hpack_table_test.c b/test/core/transport/chttp2/hpack_table_test.c
index aa3e273a6c9..5eb52d6d9a9 100644
--- a/test/core/transport/chttp2/hpack_table_test.c
+++ b/test/core/transport/chttp2/hpack_table_test.c
@@ -143,9 +143,12 @@ static void test_many_additions(void) {
   grpc_chttp2_hptbl_init(&tbl, mdctx);
 
   for (i = 0; i < 1000000; i++) {
+    grpc_mdelem *elem;
     gpr_asprintf(&key, "K:%d", i);
     gpr_asprintf(&value, "VALUE:%d", i);
-    grpc_chttp2_hptbl_add(&tbl, grpc_mdelem_from_strings(mdctx, key, value));
+    elem = grpc_mdelem_from_strings(mdctx, key, value);
+    GPR_ASSERT(grpc_chttp2_hptbl_add(&tbl, elem));
+    GRPC_MDELEM_UNREF(elem);
     assert_index(&tbl, 1 + GRPC_CHTTP2_LAST_STATIC_ENTRY, key, value);
     gpr_free(key);
     gpr_free(value);
@@ -173,18 +176,25 @@ static grpc_chttp2_hptbl_find_result find_simple(grpc_chttp2_hptbl *tbl,
 
 static void test_find(void) {
   grpc_chttp2_hptbl tbl;
-  int i;
+  gpr_uint32 i;
   char buffer[32];
   grpc_mdctx *mdctx;
+  grpc_mdelem *elem;
   grpc_chttp2_hptbl_find_result r;
 
   LOG_TEST("test_find");
 
   mdctx = grpc_mdctx_create();
   grpc_chttp2_hptbl_init(&tbl, mdctx);
-  grpc_chttp2_hptbl_add(&tbl, grpc_mdelem_from_strings(mdctx, "abc", "xyz"));
-  grpc_chttp2_hptbl_add(&tbl, grpc_mdelem_from_strings(mdctx, "abc", "123"));
-  grpc_chttp2_hptbl_add(&tbl, grpc_mdelem_from_strings(mdctx, "x", "1"));
+  elem = grpc_mdelem_from_strings(mdctx, "abc", "xyz");
+  GPR_ASSERT(grpc_chttp2_hptbl_add(&tbl, elem));
+  GRPC_MDELEM_UNREF(elem);
+  elem = grpc_mdelem_from_strings(mdctx, "abc", "123");
+  GPR_ASSERT(grpc_chttp2_hptbl_add(&tbl, elem));
+  GRPC_MDELEM_UNREF(elem);
+  elem = grpc_mdelem_from_strings(mdctx, "x", "1");
+  GPR_ASSERT(grpc_chttp2_hptbl_add(&tbl, elem));
+  GRPC_MDELEM_UNREF(elem);
 
   r = find_simple(&tbl, "abc", "123");
   GPR_ASSERT(r.index == 2 + GRPC_CHTTP2_LAST_STATIC_ENTRY);
@@ -233,8 +243,9 @@ static void test_find(void) {
   /* overflow the string buffer, check find still works */
   for (i = 0; i < 10000; i++) {
     gpr_ltoa(i, buffer);
-    grpc_chttp2_hptbl_add(&tbl,
-                          grpc_mdelem_from_strings(mdctx, "test", buffer));
+    elem = grpc_mdelem_from_strings(mdctx, "test", buffer);
+    GPR_ASSERT(grpc_chttp2_hptbl_add(&tbl, elem));
+    GRPC_MDELEM_UNREF(elem);
   }
 
   r = find_simple(&tbl, "abc", "123");
@@ -250,7 +261,7 @@ static void test_find(void) {
   GPR_ASSERT(r.has_value == 1);
 
   for (i = 0; i < tbl.num_ents; i++) {
-    int expect = 9999 - i;
+    gpr_uint32 expect = 9999 - i;
     gpr_ltoa(expect, buffer);
 
     r = find_simple(&tbl, "test", buffer);
diff --git a/test/core/util/test_tcp_server.c b/test/core/util/test_tcp_server.c
index 0cd9beed80f..e78d8300582 100644
--- a/test/core/util/test_tcp_server.c
+++ b/test/core/util/test_tcp_server.c
@@ -57,6 +57,7 @@ void test_tcp_server_init(test_tcp_server *server,
 
 void test_tcp_server_start(test_tcp_server *server, int port) {
   struct sockaddr_in addr;
+  grpc_tcp_listener *listener;
   int port_added;
   grpc_exec_ctx exec_ctx = GRPC_EXEC_CTX_INIT;
 
@@ -65,8 +66,8 @@ void test_tcp_server_start(test_tcp_server *server, int port) {
   memset(&addr.sin_addr, 0, sizeof(addr.sin_addr));
 
   server->tcp_server = grpc_tcp_server_create();
-  port_added =
-      grpc_tcp_server_add_port(server->tcp_server, &addr, sizeof(addr));
+  listener = grpc_tcp_server_add_port(server->tcp_server, &addr, sizeof(addr));
+  port_added = grpc_tcp_listener_get_port(listener);
   GPR_ASSERT(port_added == port);
 
   grpc_tcp_server_start(&exec_ctx, server->tcp_server, server->pollsets, 1,
diff --git a/test/cpp/interop/metrics_client.cc b/test/cpp/interop/metrics_client.cc
new file mode 100644
index 00000000000..1bd2a2fd781
--- /dev/null
+++ b/test/cpp/interop/metrics_client.cc
@@ -0,0 +1,103 @@
+/*
+ *
+ * Copyright 2015, Google Inc.
+ * All rights reserved.
+ *
+ * Redistribution and use in source and binary forms, with or without
+ * modification, are permitted provided that the following conditions are
+ * met:
+ *
+ *     * Redistributions of source code must retain the above copyright
+ * notice, this list of conditions and the following disclaimer.
+ *     * Redistributions in binary form must reproduce the above
+ * copyright notice, this list of conditions and the following disclaimer
+ * in the documentation and/or other materials provided with the
+ * distribution.
+ *     * Neither the name of Google Inc. nor the names of its
+ * contributors may be used to endorse or promote products derived from
+ * this software without specific prior written permission.
+ *
+ * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
+ * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
+ * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
+ * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
+ * OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
+ * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
+ * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
+ * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
+ * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
+ * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
+ * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
+ *is % allowed in string
+ */
+
+#include <memory>
+#include <string>
+
+#include <gflags/gflags.h>
+#include <grpc++/grpc++.h>
+
+#include "test/cpp/util/metrics_server.h"
+#include "test/cpp/util/test_config.h"
+#include "test/proto/metrics.grpc.pb.h"
+#include "test/proto/metrics.pb.h"
+
+DEFINE_string(metrics_server_address, "",
+              "The metrics server addresses in the fomrat <hostname>:<port>");
+
+using grpc::testing::EmptyMessage;
+using grpc::testing::GaugeResponse;
+using grpc::testing::MetricsService;
+using grpc::testing::MetricsServiceImpl;
+
+void PrintMetrics(grpc::string& server_address) {
+  gpr_log(GPR_INFO, "creating a channel to %s", server_address.c_str());
+  std::shared_ptr<grpc::Channel> channel(
+      grpc::CreateChannel(server_address, grpc::InsecureChannelCredentials()));
+
+  std::unique_ptr<MetricsService::Stub> stub(MetricsService::NewStub(channel));
+
+  grpc::ClientContext context;
+  EmptyMessage message;
+
+  std::unique_ptr<grpc::ClientReader<GaugeResponse>> reader(
+      stub->GetAllGauges(&context, message));
+
+  GaugeResponse gauge_response;
+  long overall_qps = 0;
+  int idx = 0;
+  while (reader->Read(&gauge_response)) {
+    if (gauge_response.value_case() == GaugeResponse::kLongValue) {
+      gpr_log(GPR_INFO, "Gauge: %d (%s: %ld)", ++idx,
+              gauge_response.name().c_str(), gauge_response.long_value());
+      overall_qps += gauge_response.long_value();
+    } else {
+      gpr_log(GPR_INFO, "Gauge %s is not a long value",
+              gauge_response.name().c_str());
+    }
+  }
+
+  gpr_log(GPR_INFO, "OVERALL: %ld", overall_qps);
+
+  const grpc::Status status = reader->Finish();
+  if (!status.ok()) {
+    gpr_log(GPR_ERROR, "Error in getting metrics from the client");
+  }
+}
+
+int main(int argc, char** argv) {
+  grpc::testing::InitTest(&argc, &argv, true);
+
+  // Make sure server_addresses flag is not empty
+  if (FLAGS_metrics_server_address.empty()) {
+    gpr_log(
+        GPR_ERROR,
+        "Cannot connect to the Metrics server. Please pass the address of the"
+        "metrics server to connect to via the 'metrics_server_address' flag");
+    return 1;
+  }
+
+  PrintMetrics(FLAGS_metrics_server_address);
+
+  return 0;
+}
diff --git a/test/cpp/interop/stress_interop_client.cc b/test/cpp/interop/stress_interop_client.cc
index 3be25714934..5d2951e3ed5 100644
--- a/test/cpp/interop/stress_interop_client.cc
+++ b/test/cpp/interop/stress_interop_client.cc
@@ -40,6 +40,7 @@
 #include <grpc++/create_channel.h>
 
 #include "test/cpp/interop/interop_client.h"
+#include "test/cpp/util/metrics_server.h"
 
 namespace grpc {
 namespace testing {
@@ -81,21 +82,19 @@ TestCaseType WeightedRandomTestSelector::GetNextTest() const {
 
 StressTestInteropClient::StressTestInteropClient(
     int test_id, const grpc::string& server_address,
+    std::shared_ptr<Channel> channel,
     const WeightedRandomTestSelector& test_selector, long test_duration_secs,
-    long sleep_duration_ms)
+    long sleep_duration_ms, long metrics_collection_interval_secs)
     : test_id_(test_id),
       server_address_(server_address),
+      channel_(channel),
+      interop_client_(new InteropClient(channel, false)),
       test_selector_(test_selector),
       test_duration_secs_(test_duration_secs),
-      sleep_duration_ms_(sleep_duration_ms) {
-  // TODO(sreek): This will change once we add support for other tests
-  // that won't work with InsecureChannelCredentials()
-  std::shared_ptr<Channel> channel(
-      CreateChannel(server_address, InsecureChannelCredentials()));
-  interop_client_.reset(new InteropClient(channel, false));
-}
+      sleep_duration_ms_(sleep_duration_ms),
+      metrics_collection_interval_secs_(metrics_collection_interval_secs) {}
 
-void StressTestInteropClient::MainLoop() {
+void StressTestInteropClient::MainLoop(std::shared_ptr<Gauge> qps_gauge) {
   gpr_log(GPR_INFO, "Running test %d. ServerAddr: %s", test_id_,
           server_address_.c_str());
 
@@ -104,21 +103,38 @@ void StressTestInteropClient::MainLoop() {
                    gpr_time_from_seconds(test_duration_secs_, GPR_TIMESPAN));
 
   gpr_timespec current_time = gpr_now(GPR_CLOCK_REALTIME);
+  gpr_timespec next_stat_collection_time = current_time;
+  gpr_timespec collection_interval =
+      gpr_time_from_seconds(metrics_collection_interval_secs_, GPR_TIMESPAN);
+  long num_calls_per_interval = 0;
+
   while (test_duration_secs_ < 0 ||
-         gpr_time_cmp(current_time, test_end_time) < 0) {
+         gpr_time_cmp(gpr_now(GPR_CLOCK_REALTIME), test_end_time) < 0) {
     // Select the test case to execute based on the weights and execute it
     TestCaseType test_case = test_selector_.GetNextTest();
     gpr_log(GPR_INFO, "%d - Executing the test case %d", test_id_, test_case);
     RunTest(test_case);
 
+    num_calls_per_interval++;
+
+    // See if its time to collect stats yet
+    current_time = gpr_now(GPR_CLOCK_REALTIME);
+    if (gpr_time_cmp(next_stat_collection_time, current_time) < 0) {
+      qps_gauge->Set(num_calls_per_interval /
+                     metrics_collection_interval_secs_);
+
+      num_calls_per_interval = 0;
+      next_stat_collection_time =
+          gpr_time_add(current_time, collection_interval);
+    }
+
     // Sleep between successive calls if needed
     if (sleep_duration_ms_ > 0) {
-      gpr_timespec sleep_time = gpr_time_add(
-          current_time, gpr_time_from_millis(sleep_duration_ms_, GPR_TIMESPAN));
+      gpr_timespec sleep_time =
+          gpr_time_add(gpr_now(GPR_CLOCK_REALTIME),
+                       gpr_time_from_millis(sleep_duration_ms_, GPR_TIMESPAN));
       gpr_sleep_until(sleep_time);
     }
-
-    current_time = gpr_now(GPR_CLOCK_REALTIME);
   }
 }
 
diff --git a/test/cpp/interop/stress_interop_client.h b/test/cpp/interop/stress_interop_client.h
index 36261e501ff..6fd303d6b79 100644
--- a/test/cpp/interop/stress_interop_client.h
+++ b/test/cpp/interop/stress_interop_client.h
@@ -41,6 +41,7 @@
 #include <grpc++/create_channel.h>
 
 #include "test/cpp/interop/interop_client.h"
+#include "test/cpp/util/metrics_server.h"
 
 namespace grpc {
 namespace testing {
@@ -84,20 +85,26 @@ class WeightedRandomTestSelector {
 class StressTestInteropClient {
  public:
   StressTestInteropClient(int test_id, const grpc::string& server_address,
+                          std::shared_ptr<Channel> channel,
                           const WeightedRandomTestSelector& test_selector,
-                          long test_duration_secs, long sleep_duration_ms);
+                          long test_duration_secs, long sleep_duration_ms,
+                          long metrics_collection_interval_secs);
 
-  void MainLoop();  // The main function. Use this as the thread entry point.
+  // The main function. Use this as the thread entry point.
+  // qps_gauge is the Gauge to record the requests per second metric
+  void MainLoop(std::shared_ptr<Gauge> qps_gauge);
 
  private:
   void RunTest(TestCaseType test_case);
 
   int test_id_;
-  std::unique_ptr<InteropClient> interop_client_;
   const grpc::string& server_address_;
+  std::shared_ptr<Channel> channel_;
+  std::unique_ptr<InteropClient> interop_client_;
   const WeightedRandomTestSelector& test_selector_;
   long test_duration_secs_;
   long sleep_duration_ms_;
+  long metrics_collection_interval_secs_;
 };
 
 }  // namespace testing
diff --git a/test/cpp/interop/stress_test.cc b/test/cpp/interop/stress_test.cc
index 018f4ab4f71..f6023a4cb3e 100644
--- a/test/cpp/interop/stress_test.cc
+++ b/test/cpp/interop/stress_test.cc
@@ -45,7 +45,15 @@
 
 #include "test/cpp/interop/interop_client.h"
 #include "test/cpp/interop/stress_interop_client.h"
+#include "test/cpp/util/metrics_server.h"
 #include "test/cpp/util/test_config.h"
+#include "test/proto/metrics.grpc.pb.h"
+#include "test/proto/metrics.pb.h"
+
+DEFINE_int32(metrics_port, 8081, "The metrics server port.");
+
+DEFINE_int32(metrics_collection_interval_secs, 5,
+             "How often (in seconds) should metrics be recorded.");
 
 DEFINE_int32(sleep_duration_ms, 0,
              "The duration (in millisec) between two"
@@ -62,6 +70,11 @@ DEFINE_string(server_addresses, "localhost:8080",
               " \"<name_1>:<port_1>,<name_2>:<port_1>...<name_N>:<port_N>\"\n"
               " Note: <name> can be servername or IP address.");
 
+DEFINE_int32(num_stubs_per_channel, 1,
+             "Number of stubs per each channels to server. This number also "
+             "indicates the max number of parallel RPC calls on each channel "
+             "at any given time.");
+
 // TODO(sreek): Add more test cases here in future
 DEFINE_string(test_cases, "",
               "List of test cases to call along with the"
@@ -79,15 +92,13 @@ DEFINE_string(test_cases, "",
               " 'large_unary', 10% of the time and 'empty_stream' the remaining"
               " 70% of the time");
 
-using std::make_pair;
-using std::pair;
-using std::vector;
-
 using grpc::testing::kTestCaseList;
+using grpc::testing::MetricsService;
+using grpc::testing::MetricsServiceImpl;
 using grpc::testing::StressTestInteropClient;
 using grpc::testing::TestCaseType;
-using grpc::testing::WeightedRandomTestSelector;
 using grpc::testing::UNKNOWN_TEST;
+using grpc::testing::WeightedRandomTestSelector;
 
 TestCaseType GetTestTypeFromName(const grpc::string& test_name) {
   TestCaseType test_case = UNKNOWN_TEST;
@@ -104,7 +115,7 @@ TestCaseType GetTestTypeFromName(const grpc::string& test_name) {
 
 // Converts a string of comma delimited tokens to a vector of tokens
 bool ParseCommaDelimitedString(const grpc::string& comma_delimited_str,
-                               vector<grpc::string>& tokens) {
+                               std::vector<grpc::string>& tokens) {
   size_t bpos = 0;
   size_t epos = grpc::string::npos;
 
@@ -122,10 +133,10 @@ bool ParseCommaDelimitedString(const grpc::string& comma_delimited_str,
 //   - Whether parsing was successful (return value)
 //   - Vector of (test_type_enum, weight) pairs returned via 'tests' parameter
 bool ParseTestCasesString(const grpc::string& test_cases,
-                          vector<pair<TestCaseType, int>>& tests) {
+                          std::vector<std::pair<TestCaseType, int>>& tests) {
   bool is_success = true;
 
-  vector<grpc::string> tokens;
+  std::vector<grpc::string> tokens;
   ParseCommaDelimitedString(test_cases, tokens);
 
   for (auto it = tokens.begin(); it != tokens.end(); it++) {
@@ -153,8 +164,8 @@ bool ParseTestCasesString(const grpc::string& test_cases,
 }
 
 // For debugging purposes
-void LogParameterInfo(const vector<grpc::string>& addresses,
-                      const vector<pair<TestCaseType, int>>& tests) {
+void LogParameterInfo(const std::vector<grpc::string>& addresses,
+                      const std::vector<std::pair<TestCaseType, int>>& tests) {
   gpr_log(GPR_INFO, "server_addresses: %s", FLAGS_server_addresses.c_str());
   gpr_log(GPR_INFO, "test_cases : %s", FLAGS_test_cases.c_str());
   gpr_log(GPR_INFO, "sleep_duration_ms: %d", FLAGS_sleep_duration_ms);
@@ -180,7 +191,7 @@ int main(int argc, char** argv) {
   srand(time(NULL));
 
   // Parse the server addresses
-  vector<grpc::string> server_addresses;
+  std::vector<grpc::string> server_addresses;
   ParseCommaDelimitedString(FLAGS_server_addresses, server_addresses);
 
   // Parse test cases and weights
@@ -189,7 +200,7 @@ int main(int argc, char** argv) {
     return 1;
   }
 
-  vector<pair<TestCaseType, int>> tests;
+  std::vector<std::pair<TestCaseType, int>> tests;
   if (!ParseTestCasesString(FLAGS_test_cases, tests)) {
     gpr_log(GPR_ERROR, "Error in parsing test cases string %s ",
             FLAGS_test_cases.c_str());
@@ -199,23 +210,48 @@ int main(int argc, char** argv) {
   LogParameterInfo(server_addresses, tests);
 
   WeightedRandomTestSelector test_selector(tests);
+  MetricsServiceImpl metrics_service;
 
   gpr_log(GPR_INFO, "Starting test(s)..");
 
-  vector<grpc::thread> test_threads;
+  std::vector<grpc::thread> test_threads;
+
   int thread_idx = 0;
   for (auto it = server_addresses.begin(); it != server_addresses.end(); it++) {
-    StressTestInteropClient* client = new StressTestInteropClient(
-        ++thread_idx, *it, test_selector, FLAGS_test_duration_secs,
-        FLAGS_sleep_duration_ms);
-
-    test_threads.emplace_back(
-        grpc::thread(&StressTestInteropClient::MainLoop, client));
+    // TODO(sreek): This will change once we add support for other tests
+    // that won't work with InsecureChannelCredentials()
+    std::shared_ptr<grpc::Channel> channel(
+        grpc::CreateChannel(*it, grpc::InsecureChannelCredentials()));
+
+    // Make multiple stubs (as defined by num_stubs_per_channel flag) to use the
+    // same channel. This is to test calling multiple RPC calls in parallel on
+    // each channel.
+    for (int i = 0; i < FLAGS_num_stubs_per_channel; i++) {
+      StressTestInteropClient* client = new StressTestInteropClient(
+          ++thread_idx, *it, channel, test_selector, FLAGS_test_duration_secs,
+          FLAGS_sleep_duration_ms, FLAGS_metrics_collection_interval_secs);
+
+      bool is_already_created;
+      grpc::string metricName =
+          "/stress_test/qps/thread/" + std::to_string(thread_idx);
+      test_threads.emplace_back(grpc::thread(
+          &StressTestInteropClient::MainLoop, client,
+          metrics_service.CreateGauge(metricName, &is_already_created)));
+
+      // The Gauge should not have been already created
+      GPR_ASSERT(!is_already_created);
+    }
   }
 
+  // Start metrics server before waiting for the stress test threads
+  std::unique_ptr<grpc::Server> metrics_server =
+      metrics_service.StartServer(FLAGS_metrics_port);
+
+  // Wait for the stress test threads to complete
   for (auto it = test_threads.begin(); it != test_threads.end(); it++) {
     it->join();
   }
 
+  metrics_server->Wait();
   return 0;
 }
diff --git a/test/cpp/qps/async_streaming_ping_pong_test.cc b/test/cpp/qps/async_streaming_ping_pong_test.cc
index 9fef93a70fd..0acdf3affb3 100644
--- a/test/cpp/qps/async_streaming_ping_pong_test.cc
+++ b/test/cpp/qps/async_streaming_ping_pong_test.cc
@@ -58,6 +58,7 @@ static void RunAsyncStreamingPingPong() {
 
   ServerConfig server_config;
   server_config.set_server_type(ASYNC_SERVER);
+  server_config.set_host("localhost");
   server_config.set_async_server_threads(1);
 
   const auto result =
diff --git a/test/cpp/qps/async_unary_ping_pong_test.cc b/test/cpp/qps/async_unary_ping_pong_test.cc
index b4ab0e5d595..d21e116171a 100644
--- a/test/cpp/qps/async_unary_ping_pong_test.cc
+++ b/test/cpp/qps/async_unary_ping_pong_test.cc
@@ -58,6 +58,7 @@ static void RunAsyncUnaryPingPong() {
 
   ServerConfig server_config;
   server_config.set_server_type(ASYNC_SERVER);
+  server_config.set_host("localhost");
   server_config.set_async_server_threads(1);
 
   const auto result =
diff --git a/test/cpp/qps/client.h b/test/cpp/qps/client.h
index f4400692fea..b24a90adacd 100644
--- a/test/cpp/qps/client.h
+++ b/test/cpp/qps/client.h
@@ -181,29 +181,29 @@ class Client {
 
     std::unique_ptr<RandomDist> random_dist;
     switch (load.load_case()) {
-    case LoadParams::kClosedLoop:
-      // Closed-loop doesn't use random dist at all
-      break;
-    case LoadParams::kPoisson:
-      random_dist.reset(
-          new ExpDist(load.poisson().offered_load() / num_threads));
-      break;
-    case LoadParams::kUniform:
-      random_dist.reset(
-          new UniformDist(load.uniform().interarrival_lo() * num_threads,
-                          load.uniform().interarrival_hi() * num_threads));
-      break;
-    case LoadParams::kDeterm:
-      random_dist.reset(
-          new DetDist(num_threads / load.determ().offered_load()));
-      break;
-    case LoadParams::kPareto:
-      random_dist.reset(
-          new ParetoDist(load.pareto().interarrival_base() * num_threads,
-                         load.pareto().alpha()));
-      break;
-    default:
-      GPR_ASSERT(false);
+      case LoadParams::kClosedLoop:
+        // Closed-loop doesn't use random dist at all
+        break;
+      case LoadParams::kPoisson:
+        random_dist.reset(
+            new ExpDist(load.poisson().offered_load() / num_threads));
+        break;
+      case LoadParams::kUniform:
+        random_dist.reset(
+            new UniformDist(load.uniform().interarrival_lo() * num_threads,
+                            load.uniform().interarrival_hi() * num_threads));
+        break;
+      case LoadParams::kDeterm:
+        random_dist.reset(
+            new DetDist(num_threads / load.determ().offered_load()));
+        break;
+      case LoadParams::kPareto:
+        random_dist.reset(
+            new ParetoDist(load.pareto().interarrival_base() * num_threads,
+                           load.pareto().alpha()));
+        break;
+      default:
+        GPR_ASSERT(false);
     }
 
     // Set closed_loop_ based on whether or not random_dist is set
diff --git a/test/cpp/qps/driver.cc b/test/cpp/qps/driver.cc
index 67bdcb2f32c..20dc65046be 100644
--- a/test/cpp/qps/driver.cc
+++ b/test/cpp/qps/driver.cc
@@ -110,7 +110,7 @@ std::unique_ptr<ScenarioResult> RunScenario(
   list<ClientContext> contexts;
 
   // To be added to the result, containing the final configuration used for
-  // client and config (incluiding host, etc.)
+  // client and config (including host, etc.)
   ClientConfig result_client_config;
   ServerConfig result_server_config;
 
diff --git a/test/cpp/qps/histogram.h b/test/cpp/qps/histogram.h
index 35527d2a2cb..4161eac8266 100644
--- a/test/cpp/qps/histogram.h
+++ b/test/cpp/qps/histogram.h
@@ -42,7 +42,10 @@ namespace testing {
 
 class Histogram {
  public:
-  Histogram() : impl_(gpr_histogram_create(0.01, 60e9)) {}
+  // TODO: look into making histogram params not hardcoded for C++
+  Histogram()
+      : impl_(gpr_histogram_create(default_resolution(),
+                                   default_max_possible())) {}
   ~Histogram() {
     if (impl_) gpr_histogram_destroy(impl_);
   }
@@ -73,6 +76,9 @@ class Histogram {
                                  p.sum_of_squares(), p.count());
   }
 
+  static double default_resolution() { return 0.01; }
+  static double default_max_possible() { return 60e9; }
+
  private:
   Histogram(const Histogram&);
   Histogram& operator=(const Histogram&);
diff --git a/test/cpp/qps/qps_driver.cc b/test/cpp/qps/qps_driver.cc
index 4c93a042cf5..c7096391e63 100644
--- a/test/cpp/qps/qps_driver.cc
+++ b/test/cpp/qps/qps_driver.cc
@@ -137,8 +137,14 @@ static void QpsDriver() {
     // No further load parameters to set up for closed loop
   }
 
+  client_config.mutable_histogram_params()->set_resolution(
+      Histogram::default_resolution());
+  client_config.mutable_histogram_params()->set_max_possible(
+      Histogram::default_max_possible());
+
   ServerConfig server_config;
   server_config.set_server_type(server_type);
+  server_config.set_host("localhost");
   server_config.set_async_server_threads(FLAGS_async_server_threads);
 
   if (FLAGS_secure_test) {
diff --git a/test/cpp/qps/qps_openloop_test.cc b/test/cpp/qps/qps_openloop_test.cc
index dc88c893bb9..51df79ef2f3 100644
--- a/test/cpp/qps/qps_openloop_test.cc
+++ b/test/cpp/qps/qps_openloop_test.cc
@@ -59,6 +59,7 @@ static void RunQPS() {
 
   ServerConfig server_config;
   server_config.set_server_type(ASYNC_SERVER);
+  server_config.set_host("localhost");
   server_config.set_async_server_threads(4);
 
   const auto result =
diff --git a/test/cpp/qps/qps_test.cc b/test/cpp/qps/qps_test.cc
index 89b35cfb052..1f87d181374 100644
--- a/test/cpp/qps/qps_test.cc
+++ b/test/cpp/qps/qps_test.cc
@@ -58,6 +58,7 @@ static void RunQPS() {
 
   ServerConfig server_config;
   server_config.set_server_type(ASYNC_SERVER);
+  server_config.set_host("localhost");
   server_config.set_async_server_threads(8);
 
   const auto result =
diff --git a/test/cpp/qps/qps_test_with_poll.cc b/test/cpp/qps/qps_test_with_poll.cc
index 97da4096ed3..dc800092db9 100644
--- a/test/cpp/qps/qps_test_with_poll.cc
+++ b/test/cpp/qps/qps_test_with_poll.cc
@@ -62,6 +62,7 @@ static void RunQPS() {
 
   ServerConfig server_config;
   server_config.set_server_type(ASYNC_SERVER);
+  server_config.set_host("localhost");
   server_config.set_async_server_threads(4);
 
   const auto result =
diff --git a/test/cpp/qps/secure_sync_unary_ping_pong_test.cc b/test/cpp/qps/secure_sync_unary_ping_pong_test.cc
index df06f7e471f..ce9f02cceb2 100644
--- a/test/cpp/qps/secure_sync_unary_ping_pong_test.cc
+++ b/test/cpp/qps/secure_sync_unary_ping_pong_test.cc
@@ -57,6 +57,7 @@ static void RunSynchronousUnaryPingPong() {
 
   ServerConfig server_config;
   server_config.set_server_type(SYNC_SERVER);
+  server_config.set_host("localhost");
 
   // Set up security params
   SecurityParams security;
diff --git a/test/cpp/qps/server_async.cc b/test/cpp/qps/server_async.cc
index 2d922fa6150..c151918ce4c 100644
--- a/test/cpp/qps/server_async.cc
+++ b/test/cpp/qps/server_async.cc
@@ -60,7 +60,7 @@ class AsyncQpsServerTest : public Server {
   explicit AsyncQpsServerTest(const ServerConfig &config) : Server(config) {
     char *server_address = NULL;
 
-    gpr_join_host_port(&server_address, "::", port());
+    gpr_join_host_port(&server_address, config.host().c_str(), port());
 
     ServerBuilder builder;
     builder.AddListeningPort(server_address,
diff --git a/test/cpp/qps/server_sync.cc b/test/cpp/qps/server_sync.cc
index a09b174b7e0..3a15bec888d 100644
--- a/test/cpp/qps/server_sync.cc
+++ b/test/cpp/qps/server_sync.cc
@@ -89,7 +89,7 @@ class SynchronousServer GRPC_FINAL : public grpc::testing::Server {
 
     char* server_address = NULL;
 
-    gpr_join_host_port(&server_address, "::", port());
+    gpr_join_host_port(&server_address, config.host().c_str(), port());
     builder.AddListeningPort(server_address,
                              Server::CreateServerCredentials(config));
     gpr_free(server_address);
diff --git a/test/cpp/qps/sync_streaming_ping_pong_test.cc b/test/cpp/qps/sync_streaming_ping_pong_test.cc
index 186afc03f7c..dd8c682815c 100644
--- a/test/cpp/qps/sync_streaming_ping_pong_test.cc
+++ b/test/cpp/qps/sync_streaming_ping_pong_test.cc
@@ -57,6 +57,7 @@ static void RunSynchronousStreamingPingPong() {
 
   ServerConfig server_config;
   server_config.set_server_type(SYNC_SERVER);
+  server_config.set_host("localhost");
 
   const auto result =
       RunScenario(client_config, 1, server_config, 1, WARMUP, BENCHMARK, -2);
diff --git a/test/cpp/qps/sync_unary_ping_pong_test.cc b/test/cpp/qps/sync_unary_ping_pong_test.cc
index 25851833a6d..2edb33ef014 100644
--- a/test/cpp/qps/sync_unary_ping_pong_test.cc
+++ b/test/cpp/qps/sync_unary_ping_pong_test.cc
@@ -57,6 +57,7 @@ static void RunSynchronousUnaryPingPong() {
 
   ServerConfig server_config;
   server_config.set_server_type(SYNC_SERVER);
+  server_config.set_host("localhost");
 
   const auto result =
       RunScenario(client_config, 1, server_config, 1, WARMUP, BENCHMARK, -2);
diff --git a/test/cpp/util/metrics_server.cc b/test/cpp/util/metrics_server.cc
new file mode 100644
index 00000000000..426295f9b44
--- /dev/null
+++ b/test/cpp/util/metrics_server.cc
@@ -0,0 +1,119 @@
+/*
+ *
+ * Copyright 2015, Google Inc.
+ * All rights reserved.
+ *
+ * Redistribution and use in source and binary forms, with or without
+ * modification, are permitted provided that the following conditions are
+ * met:
+ *
+ *     * Redistributions of source code must retain the above copyright
+ * notice, this list of conditions and the following disclaimer.
+ *     * Redistributions in binary form must reproduce the above
+ * copyright notice, this list of conditions and the following disclaimer
+ * in the documentation and/or other materials provided with the
+ * distribution.
+ *     * Neither the name of Google Inc. nor the names of its
+ * contributors may be used to endorse or promote products derived from
+ * this software without specific prior written permission.
+ *
+ * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
+ * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
+ * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
+ * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
+ * OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
+ * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
+ * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
+ * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
+ * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
+ * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
+ * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
+ *is % allowed in string
+ */
+
+#include "test/cpp/util/metrics_server.h"
+
+#include <grpc++/server_builder.h>
+
+#include "test/proto/metrics.grpc.pb.h"
+#include "test/proto/metrics.pb.h"
+
+namespace grpc {
+namespace testing {
+
+Gauge::Gauge(long initial_val) : val_(initial_val) {}
+
+void Gauge::Set(long new_val) {
+  std::lock_guard<std::mutex> lock(val_mu_);
+  val_ = new_val;
+}
+
+long Gauge::Get() {
+  std::lock_guard<std::mutex> lock(val_mu_);
+  return val_;
+}
+
+grpc::Status MetricsServiceImpl::GetAllGauges(
+    ServerContext* context, const EmptyMessage* request,
+    ServerWriter<GaugeResponse>* writer) {
+  gpr_log(GPR_INFO, "GetAllGauges called");
+
+  std::lock_guard<std::mutex> lock(mu_);
+  for (auto it = gauges_.begin(); it != gauges_.end(); it++) {
+    GaugeResponse resp;
+    resp.set_name(it->first);                // Gauge name
+    resp.set_long_value(it->second->Get());  // Gauge value
+    writer->Write(resp);
+  }
+
+  return Status::OK;
+}
+
+grpc::Status MetricsServiceImpl::GetGauge(ServerContext* context,
+                                          const GaugeRequest* request,
+                                          GaugeResponse* response) {
+  std::lock_guard<std::mutex> lock(mu_);
+
+  const auto it = gauges_.find(request->name());
+  if (it != gauges_.end()) {
+    response->set_name(it->first);
+    response->set_long_value(it->second->Get());
+  }
+
+  return Status::OK;
+}
+
+std::shared_ptr<Gauge> MetricsServiceImpl::CreateGauge(const grpc::string& name,
+                                                       bool* already_present) {
+  std::lock_guard<std::mutex> lock(mu_);
+
+  std::shared_ptr<Gauge> gauge(new Gauge(0));
+  const auto p = gauges_.emplace(name, gauge);
+
+  // p.first is an iterator pointing to <name, shared_ptr<Gauge>> pair. p.second
+  // is a boolean which is set to 'true' if the Gauge is inserted in the guages_
+  // map and 'false' if it is already present in the map
+  *already_present = !p.second;
+  return p.first->second;
+}
+
+// Starts the metrics server and returns the grpc::Server instance. Call Wait()
+// on the returned server instance.
+std::unique_ptr<grpc::Server> MetricsServiceImpl::StartServer(int port) {
+  gpr_log(GPR_INFO, "Building metrics server..");
+
+  const grpc::string address = "0.0.0.0:" + std::to_string(port);
+
+  ServerBuilder builder;
+  builder.AddListeningPort(address, grpc::InsecureServerCredentials());
+  builder.RegisterService(this);
+
+  std::unique_ptr<grpc::Server> server(builder.BuildAndStart());
+  gpr_log(GPR_INFO, "Metrics server %s started. Ready to receive requests..",
+          address.c_str());
+
+  return server;
+}
+
+}  // namespace testing
+}  // namespace grpc
diff --git a/test/cpp/util/metrics_server.h b/test/cpp/util/metrics_server.h
new file mode 100644
index 00000000000..edde37dc4c0
--- /dev/null
+++ b/test/cpp/util/metrics_server.h
@@ -0,0 +1,100 @@
+/*
+ *
+ * Copyright 2015, Google Inc.
+ * All rights reserved.
+ *
+ * Redistribution and use in source and binary forms, with or without
+ * modification, are permitted provided that the following conditions are
+ * met:
+ *
+ *     * Redistributions of source code must retain the above copyright
+ * notice, this list of conditions and the following disclaimer.
+ *     * Redistributions in binary form must reproduce the above
+ * copyright notice, this list of conditions and the following disclaimer
+ * in the documentation and/or other materials provided with the
+ * distribution.
+ *     * Neither the name of Google Inc. nor the names of its
+ * contributors may be used to endorse or promote products derived from
+ * this software without specific prior written permission.
+ *
+ * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
+ * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
+ * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
+ * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
+ * OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
+ * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
+ * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
+ * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
+ * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
+ * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
+ * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
+ *is % allowed in string
+ */
+#ifndef GRPC_TEST_CPP_METRICS_SERVER_H
+#define GRPC_TEST_CPP_METRICS_SERVER_H
+
+#include <map>
+#include <mutex>
+
+#include "test/proto/metrics.grpc.pb.h"
+#include "test/proto/metrics.pb.h"
+
+/*
+ * This implements a Metrics server defined in test/proto/metrics.proto. Any
+ * test service can use this to export Metrics (TODO (sreek): Only Gauges for
+ * now).
+ *
+ * Example:
+ *    MetricsServiceImpl metricsImpl;
+ *    ..
+ *    // Create Gauge(s). Note: Gauges can be created even after calling
+ *    // 'StartServer'.
+ *    Gauge gauge1 = metricsImpl.CreateGauge("foo",is_present);
+ *    // gauge1 can now be used anywhere in the program to set values.
+ *    ...
+ *    // Create the metrics server
+ *    std::unique_ptr<grpc::Server> server = metricsImpl.StartServer(port);
+ *    server->Wait(); // Note: This is blocking.
+ */
+namespace grpc {
+namespace testing {
+
+// TODO(sreek): Add support for other types of Gauges like Double, String in
+// future
+class Gauge {
+ public:
+  Gauge(long initial_val);
+  void Set(long new_val);
+  long Get();
+
+ private:
+  long val_;
+  std::mutex val_mu_;
+};
+
+class MetricsServiceImpl GRPC_FINAL : public MetricsService::Service {
+ public:
+  grpc::Status GetAllGauges(ServerContext* context, const EmptyMessage* request,
+                            ServerWriter<GaugeResponse>* writer) GRPC_OVERRIDE;
+
+  grpc::Status GetGauge(ServerContext* context, const GaugeRequest* request,
+                        GaugeResponse* response) GRPC_OVERRIDE;
+
+  // Create a Gauge with name 'name'. is_present is set to true if the Gauge
+  // is already present in the map.
+  // NOTE: CreateGauge can be called anytime (i.e before or after calling
+  // StartServer).
+  std::shared_ptr<Gauge> CreateGauge(const grpc::string& name,
+                                     bool* already_present);
+
+  std::unique_ptr<grpc::Server> StartServer(int port);
+
+ private:
+  std::map<string, std::shared_ptr<Gauge>> gauges_;
+  std::mutex mu_;
+};
+
+}  // namespace testing
+}  // namespace grpc
+
+#endif  // GRPC_TEST_CPP_METRICS_SERVER_H
diff --git a/test/proto/benchmarks/control.proto b/test/proto/benchmarks/control.proto
index 966ab78baae..42a5dd0a859 100644
--- a/test/proto/benchmarks/control.proto
+++ b/test/proto/benchmarks/control.proto
@@ -49,7 +49,10 @@ enum RpcType {
   STREAMING = 1;
 }
 
+// Parameters of poisson process distribution, which is a good representation
+// of activity coming in from independent identical stationary sources.
 message PoissonParams {
+  // The rate of arrivals (a.k.a. lambda parameter of the exp distribution).
   double offered_load = 1;
 }
 
@@ -67,6 +70,8 @@ message ParetoParams {
   double alpha = 2;
 }
 
+// Once an RPC finishes, immediately start a new one.
+// No configuration parameters needed.
 message ClosedLoopParams {
 }
 
@@ -87,16 +92,23 @@ message SecurityParams {
 }
 
 message ClientConfig {
+  // List of targets to connect to. At least one target needs to be specified.
   repeated string server_targets = 1;
   ClientType client_type = 2;
   SecurityParams security_params = 3;
+  // How many concurrent RPCs to start for each channel.
+  // For synchronous client, use a separate thread for each outstanding RPC.
   int32 outstanding_rpcs_per_channel = 4;
+  // Number of independent client channels to create.
+  // i-th channel will connect to server_target[i % server_targets.size()]
   int32 client_channels = 5;
-  // only for async client:
+  // Only for async client. Number of threads to use to start/manage RPCs.
   int32 async_client_threads = 7;
   RpcType rpc_type = 8;
+  // The requested load for the entire client (aggregated over all the threads).
   LoadParams load_params = 10;
   PayloadConfig payload_config = 11;
+  HistogramParams histogram_params = 12;
 }
 
 message ClientStatus {
@@ -105,6 +117,7 @@ message ClientStatus {
 
 // Request current stats
 message Mark {
+  // if true, the stats will be reset after taking their snapshot.
   bool reset = 1;
 }
 
@@ -118,10 +131,13 @@ message ClientArgs {
 message ServerConfig {
   ServerType server_type = 1;
   SecurityParams security_params = 2;
+  // Host on which to listen.
+  string host = 3;
+  // Port on which to listen. Zero means pick unused port.
   int32 port = 4;
-  // only for async server
+  // Only for async server. Number of threads used to serve the requests.
   int32 async_server_threads = 7;
-  // restrict core usage
+  // restrict core usage, currently unused
   int32 core_limit = 8;
   PayloadConfig payload_config = 9;
 }
@@ -135,6 +151,8 @@ message ServerArgs {
 
 message ServerStatus {
   ServerStats stats = 1;
+  // the port bound by the server
   int32 port = 2;
+  // Number of cores on the server. See gpr_cpu_num_cores.
   int32 cores = 3;
 }
diff --git a/test/proto/benchmarks/services.proto b/test/proto/benchmarks/services.proto
index 4c2cbabdf87..ff295ed9702 100644
--- a/test/proto/benchmarks/services.proto
+++ b/test/proto/benchmarks/services.proto
@@ -47,9 +47,19 @@ service BenchmarkService {
 }
 
 service WorkerService {
-  // Start server with specified workload
+  // Start server with specified workload.
+  // First request sent specifies the ServerConfig followed by ServerStatus
+  // response. After that, a "Mark" can be sent anytime to request the latest
+  // stats. Closing the stream will initiate shutdown of the test server
+  // and once the shutdown has finished, the OK status is sent to terminate
+  // this RPC.
   rpc RunServer(stream ServerArgs) returns (stream ServerStatus);
 
-  // Start client with specified workload
+  // Start client with specified workload.
+  // First request sent specifies the ClientConfig followed by ClientStatus
+  // response. After that, a "Mark" can be sent anytime to request the latest
+  // stats. Closing the stream will initiate shutdown of the test client
+  // and once the shutdown has finished, the OK status is sent to terminate
+  // this RPC.
   rpc RunClient(stream ClientArgs) returns (stream ClientStatus);
 }
diff --git a/test/proto/benchmarks/stats.proto b/test/proto/benchmarks/stats.proto
index d52144f3214..7e02707dbbe 100644
--- a/test/proto/benchmarks/stats.proto
+++ b/test/proto/benchmarks/stats.proto
@@ -32,16 +32,24 @@ syntax = "proto3";
 package grpc.testing;
 
 message ServerStats {
-  // wall clock time
+  // wall clock time change in seconds since last reset
   double time_elapsed = 1;
 
-  // user time used by the server process and threads
+  // change in user time (in seconds) used by the server since last reset
   double time_user = 2;
 
-  // server time used by the server process and all threads
+  // change in server time (in seconds) used by the server process and all
+  // threads since last reset
   double time_system = 3;
 }
 
+// Histogram params based on grpc/support/histogram.c
+message HistogramParams {
+  double resolution = 1;    // first bucket is [0, 1 + resolution)
+  double max_possible = 2;  // use enough buckets to allow this value
+}
+
+// Histogram data based on grpc/support/histogram.c
 message HistogramData {
   repeated uint32 bucket = 1;
   double min_seen = 2;
@@ -52,7 +60,10 @@ message HistogramData {
 }
 
 message ClientStats {
+  // Latency histogram. Data points are in nanoseconds.
   HistogramData latencies = 1;
+
+  // See ServerStats for details.
   double time_elapsed = 2;
   double time_user = 3;
   double time_system = 4;
diff --git a/test/proto/metrics.proto b/test/proto/metrics.proto
new file mode 100644
index 00000000000..f5a08e056a5
--- /dev/null
+++ b/test/proto/metrics.proto
@@ -0,0 +1,56 @@
+
+// Copyright 2015, Google Inc.
+// All rights reserved.
+//
+// Redistribution and use in source and binary forms, with or without
+// modification, are permitted provided that the following conditions are
+// met:
+//
+//     * Redistributions of source code must retain the above copyright
+// notice, this list of conditions and the following disclaimer.
+//     * Redistributions in binary form must reproduce the above
+// copyright notice, this list of conditions and the following disclaimer
+// in the documentation and/or other materials provided with the
+// distribution.
+//     * Neither the name of Google Inc. nor the names of its
+// contributors may be used to endorse or promote products derived from
+// this software without specific prior written permission.
+//
+// THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
+// "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
+// LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
+// A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
+// OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
+// SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
+// LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
+// DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
+// THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
+// (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
+// OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
+
+// An integration test service that covers all the method signature permutations
+// of unary/streaming requests/responses.
+syntax = "proto3";
+
+package grpc.testing;
+
+message GaugeResponse {
+  string name = 1;
+  oneof value {
+    int64 long_value = 2;
+    double double_vale = 3;
+    string string_value = 4;
+  }
+}
+
+message GaugeRequest {
+  string name = 1;
+}
+
+message EmptyMessage {
+}
+
+service MetricsService {
+  rpc GetAllGauges(EmptyMessage) returns (stream GaugeResponse);
+  rpc GetGauge(GaugeRequest) returns (GaugeResponse);
+}
diff --git a/tools/gke/kubernetes_api.py b/tools/gke/kubernetes_api.py
new file mode 100755
index 00000000000..7dd30153650
--- /dev/null
+++ b/tools/gke/kubernetes_api.py
@@ -0,0 +1,216 @@
+#!/usr/bin/env python2.7
+# Copyright 2015, Google Inc.
+# All rights reserved.
+#
+# Redistribution and use in source and binary forms, with or without
+# modification, are permitted provided that the following conditions are
+# met:
+#
+#     * Redistributions of source code must retain the above copyright
+# notice, this list of conditions and the following disclaimer.
+#     * Redistributions in binary form must reproduce the above
+# copyright notice, this list of conditions and the following disclaimer
+# in the documentation and/or other materials provided with the
+# distribution.
+#     * Neither the name of Google Inc. nor the names of its
+# contributors may be used to endorse or promote products derived from
+# this software without specific prior written permission.
+#
+# THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
+# "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
+# LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
+# A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
+# OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
+# SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
+# LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
+# DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
+# THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
+# (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
+# OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
+
+import requests
+import json
+
+_REQUEST_TIMEOUT_SECS = 10
+
+def _make_pod_config(pod_name, image_name, container_port_list, cmd_list,
+                    arg_list):
+  """Creates a string containing the Pod defintion as required by the Kubernetes API"""
+  body = {
+      'kind': 'Pod',
+      'apiVersion': 'v1',
+      'metadata': {
+          'name': pod_name,
+          'labels': {'name': pod_name}
+      },
+      'spec': {
+          'containers': [
+              {
+                  'name': pod_name,
+                  'image': image_name,
+                  'ports': []
+              }
+          ]
+      }
+  }
+  # Populate the 'ports' list
+  for port in container_port_list:
+    port_entry = {'containerPort': port, 'protocol': 'TCP'}
+    body['spec']['containers'][0]['ports'].append(port_entry)
+
+  # Add the 'Command' and 'Args' attributes if they are passed.
+  # Note:
+  #  - 'Command' overrides the ENTRYPOINT in the Docker Image
+  #  - 'Args' override the COMMAND in Docker image (yes, it is confusing!)
+  if len(cmd_list) > 0:
+    body['spec']['containers'][0]['command'] = cmd_list
+  if len(arg_list) > 0:
+    body['spec']['containers'][0]['args'] = arg_list
+  return json.dumps(body)
+
+
+def _make_service_config(service_name, pod_name, service_port_list,
+                        container_port_list, is_headless):
+  """Creates a string containing the Service definition as required by the Kubernetes API.
+
+  NOTE:
+  This creates either a Headless Service or 'LoadBalancer' service depending on
+  the is_headless parameter. For Headless services, there is no 'type' attribute
+  and the 'clusterIP' attribute is set to 'None'. Also, if the service is
+  Headless, Kubernetes creates DNS entries for Pods - i.e creates DNS A-records
+  mapping the service's name to the Pods' IPs
+  """
+  if len(container_port_list) != len(service_port_list):
+    print(
+        'ERROR: container_port_list and service_port_list must be of same size')
+    return ''
+  body = {
+      'kind': 'Service',
+      'apiVersion': 'v1',
+      'metadata': {
+          'name': service_name,
+          'labels': {
+              'name': service_name
+          }
+      },
+      'spec': {
+          'ports': [],
+          'selector': {
+              'name': pod_name
+          }
+      }
+  }
+  # Populate the 'ports' list in the 'spec' section. This maps service ports
+  # (port numbers that are exposed by Kubernetes) to container ports (i.e port
+  # numbers that are exposed by your Docker image)
+  for idx in range(len(container_port_list)):
+    port_entry = {
+        'port': service_port_list[idx],
+        'targetPort': container_port_list[idx],
+        'protocol': 'TCP'
+    }
+    body['spec']['ports'].append(port_entry)
+
+  # Make this either a LoadBalancer service or a headless service depending on
+  # the is_headless parameter
+  if is_headless:
+    body['spec']['clusterIP'] = 'None'
+  else:
+    body['spec']['type'] = 'LoadBalancer'
+  return json.dumps(body)
+
+
+def _print_connection_error(msg):
+  print('ERROR: Connection failed. Did you remember to run Kubenetes proxy on '
+        'localhost (i.e kubectl proxy --port=<proxy_port>) ?. Error: %s' % msg)
+
+def _do_post(post_url, api_name, request_body):
+  """Helper to do HTTP POST.
+
+  Note:
+  1) On success, Kubernetes returns a success code of 201(CREATED) not 200(OK)
+  2) A response code of 509(CONFLICT) is interpreted as a success code (since
+  the error is most likely due to the resource already existing). This makes
+  _do_post() idempotent which is semantically desirable.
+  """
+  is_success = True
+  try:
+    r = requests.post(post_url, data=request_body, timeout=_REQUEST_TIMEOUT_SECS)
+    if r.status_code == requests.codes.conflict:
+      print('WARN: Looks like the resource already exists. Api: %s, url: %s' %
+            (api_name, post_url))
+    elif r.status_code != requests.codes.created:
+      print('ERROR: %s API returned error. HTTP response: (%d) %s' %
+            (api_name, r.status_code, r.text))
+      is_success = False
+  except(requests.exceptions.Timeout, requests.exceptions.ConnectionError) as e:
+    is_success = False
+    _print_connection_error(str(e))
+  return is_success
+
+
+def _do_delete(del_url, api_name):
+  """Helper to do HTTP DELETE.
+
+  Note: A response code of 404(NOT_FOUND) is treated as success to keep
+  _do_delete() idempotent.
+  """
+  is_success = True
+  try:
+    r = requests.delete(del_url, timeout=_REQUEST_TIMEOUT_SECS)
+    if r.status_code == requests.codes.not_found:
+      print('WARN: The resource does not exist. Api: %s, url: %s' %
+            (api_name, del_url))
+    elif r.status_code != requests.codes.ok:
+      print('ERROR: %s API returned error. HTTP response: %s' %
+            (api_name, r.text))
+      is_success = False
+  except(requests.exceptions.Timeout, requests.exceptions.ConnectionError) as e:
+    is_success = False
+    _print_connection_error(str(e))
+  return is_success
+
+
+def create_service(kube_host, kube_port, namespace, service_name, pod_name,
+                   service_port_list, container_port_list, is_headless):
+  """Creates either a Headless Service or a LoadBalancer Service depending
+  on the is_headless parameter.
+  """
+  post_url = 'http://%s:%d/api/v1/namespaces/%s/services' % (
+      kube_host, kube_port, namespace)
+  request_body = _make_service_config(service_name, pod_name, service_port_list,
+                                     container_port_list, is_headless)
+  return _do_post(post_url, 'Create Service', request_body)
+
+
+def create_pod(kube_host, kube_port, namespace, pod_name, image_name,
+               container_port_list, cmd_list, arg_list):
+  """Creates a Kubernetes Pod.
+
+  Note that it is generally NOT considered a good practice to directly create
+  Pods. Typically, the recommendation is to create 'Controllers' to create and
+  manage Pods' lifecycle. Currently Kubernetes only supports 'Replication
+  Controller' which creates a configurable number of 'identical Replicas' of
+  Pods and automatically restarts any Pods in case of failures (for eg: Machine
+  failures in Kubernetes). This makes it less flexible for our test use cases
+  where we might want slightly different set of args to each Pod. Hence we
+  directly create Pods and not care much about Kubernetes failures since those
+  are very rare.
+  """
+  post_url = 'http://%s:%d/api/v1/namespaces/%s/pods' % (kube_host, kube_port,
+                                                         namespace)
+  request_body = _make_pod_config(pod_name, image_name, container_port_list,
+                                 cmd_list, arg_list)
+  return _do_post(post_url, 'Create Pod', request_body)
+
+
+def delete_service(kube_host, kube_port, namespace, service_name):
+  del_url = 'http://%s:%d/api/v1/namespaces/%s/services/%s' % (
+      kube_host, kube_port, namespace, service_name)
+  return _do_delete(del_url, 'Delete Service')
+
+
+def delete_pod(kube_host, kube_port, namespace, pod_name):
+  del_url = 'http://%s:%d/api/v1/namespaces/%s/pods/%s' % (kube_host, kube_port,
+                                                           namespace, pod_name)
+  return _do_delete(del_url, 'Delete Pod')
diff --git a/tools/http2_interop/goaway.go b/tools/http2_interop/goaway.go
new file mode 100644
index 00000000000..289442d615b
--- /dev/null
+++ b/tools/http2_interop/goaway.go
@@ -0,0 +1,72 @@
+package http2interop
+
+import (
+	"encoding/binary"
+	"fmt"
+	"io"
+)
+
+type GoAwayFrame struct {
+	Header FrameHeader
+	Reserved
+	StreamID
+	// TODO(carl-mastrangelo): make an enum out of this.
+	Code uint32
+	Data []byte
+}
+
+func (f *GoAwayFrame) GetHeader() *FrameHeader {
+	return &f.Header
+}
+
+func (f *GoAwayFrame) ParsePayload(r io.Reader) error {
+	raw := make([]byte, f.Header.Length)
+	if _, err := io.ReadFull(r, raw); err != nil {
+		return err
+	}
+	return f.UnmarshalPayload(raw)
+}
+
+func (f *GoAwayFrame) UnmarshalPayload(raw []byte) error {
+	if f.Header.Length != len(raw) {
+		return fmt.Errorf("Invalid Payload length %d != %d", f.Header.Length, len(raw))
+	}
+	if f.Header.Length < 8 {
+		return fmt.Errorf("Invalid Payload length %d", f.Header.Length)
+	}
+	*f = GoAwayFrame{
+		Reserved: Reserved(raw[0]>>7 == 1),
+		StreamID: StreamID(binary.BigEndian.Uint32(raw[0:4]) & 0x7fffffff),
+		Code:     binary.BigEndian.Uint32(raw[4:8]),
+		Data:     []byte(string(raw[8:])),
+	}
+
+	return nil
+}
+
+func (f *GoAwayFrame) MarshalPayload() ([]byte, error) {
+	raw := make([]byte, 8, 8+len(f.Data))
+	binary.BigEndian.PutUint32(raw[:4], uint32(f.StreamID))
+	binary.BigEndian.PutUint32(raw[4:8], f.Code)
+	raw = append(raw, f.Data...)
+
+	return raw, nil
+}
+
+func (f *GoAwayFrame) MarshalBinary() ([]byte, error) {
+	payload, err := f.MarshalPayload()
+	if err != nil {
+		return nil, err
+	}
+
+	f.Header.Length = len(payload)
+	f.Header.Type = GoAwayFrameType
+	header, err := f.Header.MarshalBinary()
+	if err != nil {
+		return nil, err
+	}
+
+	header = append(header, payload...)
+
+	return header, nil
+}
diff --git a/tools/http2_interop/http2interop.go b/tools/http2_interop/http2interop.go
index 8585a044e53..bef8b0b656e 100644
--- a/tools/http2_interop/http2interop.go
+++ b/tools/http2_interop/http2interop.go
@@ -252,6 +252,58 @@ func testTLSApplicationProtocol(ctx *HTTP2InteropCtx) error {
 	return nil
 }
 
+func testTLSBadCipherSuites(ctx *HTTP2InteropCtx) error {
+	config := buildTlsConfig(ctx)
+	// These are the suites that Go supports, but are forbidden by http2.
+	config.CipherSuites = []uint16{
+		tls.TLS_RSA_WITH_RC4_128_SHA,
+		tls.TLS_RSA_WITH_3DES_EDE_CBC_SHA,
+		tls.TLS_RSA_WITH_AES_128_CBC_SHA,
+		tls.TLS_RSA_WITH_AES_256_CBC_SHA,
+		tls.TLS_ECDHE_ECDSA_WITH_RC4_128_SHA,
+		tls.TLS_ECDHE_ECDSA_WITH_AES_128_CBC_SHA,
+		tls.TLS_ECDHE_ECDSA_WITH_AES_256_CBC_SHA,
+		tls.TLS_ECDHE_RSA_WITH_RC4_128_SHA,
+		tls.TLS_ECDHE_RSA_WITH_3DES_EDE_CBC_SHA,
+		tls.TLS_ECDHE_RSA_WITH_AES_128_CBC_SHA,
+		tls.TLS_ECDHE_RSA_WITH_AES_256_CBC_SHA,
+	}
+	conn, err := connectWithTls(ctx, config)
+	if err != nil {
+		return err
+	}
+	defer conn.Close()
+	conn.SetDeadline(time.Now().Add(defaultTimeout))
+
+	if err := http2Connect(conn, nil); err != nil {
+		return err
+	}
+
+	for {
+		f, err := parseFrame(conn)
+		if err != nil {
+			return err
+		}
+		if gf, ok := f.(*GoAwayFrame); ok {
+			return fmt.Errorf("Got goaway frame %d", gf.Code)
+		}
+	}
+	return nil
+}
+
+func http2Connect(c net.Conn, sf *SettingsFrame) error {
+	if _, err := c.Write([]byte(Preface)); err != nil {
+		return err
+	}
+	if sf == nil {
+		sf = &SettingsFrame{}
+	}
+	if err := streamFrame(c, sf); err != nil {
+		return err
+	}
+	return nil
+}
+
 func connect(ctx *HTTP2InteropCtx) (net.Conn, error) {
 	var conn net.Conn
 	var err error
diff --git a/tools/http2_interop/http2interop_test.go b/tools/http2_interop/http2interop_test.go
index dc2960048f1..e3d366f2f27 100644
--- a/tools/http2_interop/http2interop_test.go
+++ b/tools/http2_interop/http2interop_test.go
@@ -3,13 +3,13 @@ package http2interop
 import (
 	"crypto/tls"
 	"crypto/x509"
-	"strings"
 	"flag"
 	"fmt"
 	"io"
 	"io/ioutil"
 	"os"
 	"strconv"
+	"strings"
 	"testing"
 )
 
@@ -17,8 +17,7 @@ var (
 	serverHost = flag.String("server_host", "", "The host to test")
 	serverPort = flag.Int("server_port", 443, "The port to test")
 	useTls     = flag.Bool("use_tls", true, "Should TLS tests be run")
-	// TODO: implement
-	testCase              = flag.String("test_case", "", "What test cases to run")
+	testCase   = flag.String("test_case", "", "What test cases to run (tls, framing)")
 
 	// The rest of these are unused, but present to fulfill the client interface
 	serverHostOverride    = flag.String("server_host_override", "", "Unused")
@@ -70,6 +69,9 @@ func (ctx *HTTP2InteropCtx) Close() error {
 }
 
 func TestShortPreface(t *testing.T) {
+	if *testCase != "framing" {
+		t.SkipNow()
+	}
 	ctx := InteropCtx(t)
 	for i := 0; i < len(Preface)-1; i++ {
 		if err := testShortPreface(ctx, Preface[:i]+"X"); err != io.EOF {
@@ -79,6 +81,9 @@ func TestShortPreface(t *testing.T) {
 }
 
 func TestUnknownFrameType(t *testing.T) {
+	if *testCase != "framing" {
+		t.SkipNow()
+	}
 	ctx := InteropCtx(t)
 	if err := testUnknownFrameType(ctx); err != nil {
 		t.Fatal(err)
@@ -86,33 +91,53 @@ func TestUnknownFrameType(t *testing.T) {
 }
 
 func TestTLSApplicationProtocol(t *testing.T) {
+	if *testCase != "tls" {
+		t.SkipNow()
+	}
 	ctx := InteropCtx(t)
-	err := testTLSApplicationProtocol(ctx); 
+	err := testTLSApplicationProtocol(ctx)
 	matchError(t, err, "EOF")
 }
 
 func TestTLSMaxVersion(t *testing.T) {
+	if *testCase != "tls" {
+		t.SkipNow()
+	}
 	ctx := InteropCtx(t)
-	err := testTLSMaxVersion(ctx, tls.VersionTLS11);
+	err := testTLSMaxVersion(ctx, tls.VersionTLS11)
+	// TODO(carl-mastrangelo): maybe this should be some other error.  If the server picks
+	// the wrong protocol version, thats bad too.
 	matchError(t, err, "EOF", "server selected unsupported protocol")
 }
 
+func TestTLSBadCipherSuites(t *testing.T) {
+	if *testCase != "tls" {
+		t.SkipNow()
+	}
+	ctx := InteropCtx(t)
+	err := testTLSBadCipherSuites(ctx)
+	matchError(t, err, "EOF", "Got goaway frame")
+}
+
 func TestClientPrefaceWithStreamId(t *testing.T) {
+	if *testCase != "framing" {
+		t.SkipNow()
+	}
 	ctx := InteropCtx(t)
 	err := testClientPrefaceWithStreamId(ctx)
 	matchError(t, err, "EOF")
 }
 
-func matchError(t *testing.T, err error, matches  ... string) {
-  if err == nil {
-    t.Fatal("Expected an error")
-  }
-  for _, s := range matches {
-    if strings.Contains(err.Error(), s) {
-      return
-    }
-  }
-  t.Fatalf("Error %v not in %+v", err, matches)
+func matchError(t *testing.T, err error, matches ...string) {
+	if err == nil {
+		t.Fatal("Expected an error")
+	}
+	for _, s := range matches {
+		if strings.Contains(err.Error(), s) {
+			return
+		}
+	}
+	t.Fatalf("Error %v not in %+v", err, matches)
 }
 
 func TestMain(m *testing.M) {
diff --git a/tools/run_tests/dockerjob.py b/tools/run_tests/dockerjob.py
index 7d64222ba0b..326c4faed95 100755
--- a/tools/run_tests/dockerjob.py
+++ b/tools/run_tests/dockerjob.py
@@ -47,6 +47,7 @@ def random_name(base_name):
 def docker_kill(cid):
   """Kills a docker container. Returns True if successful."""
   return subprocess.call(['docker','kill', str(cid)],
+                         stdin=subprocess.PIPE,
                          stdout=_DEVNULL,
                          stderr=subprocess.STDOUT) == 0
 
@@ -78,6 +79,7 @@ def finish_jobs(jobs):
 def image_exists(image):
   """Returns True if given docker image exists."""
   return subprocess.call(['docker','inspect', image],
+                         stdin=subprocess.PIPE,
                          stdout=_DEVNULL,
                          stderr=subprocess.STDOUT) == 0
 
@@ -88,6 +90,7 @@ def remove_image(image, skip_nonexistent=False, max_retries=10):
     return True
   for attempt in range(0, max_retries):
     if subprocess.call(['docker','rmi', '-f', image],
+                       stdin=subprocess.PIPE,
                        stdout=_DEVNULL,
                        stderr=subprocess.STDOUT) == 0:
       return True
diff --git a/tools/run_tests/report_utils.py b/tools/run_tests/report_utils.py
index bb9eca42548..adeb707a073 100644
--- a/tools/run_tests/report_utils.py
+++ b/tools/run_tests/report_utils.py
@@ -29,6 +29,11 @@
 
 """Generate XML and HTML test reports."""
 
+try:
+  from mako.runtime import Context
+  from mako.template import Template
+except (ImportError):
+  pass  # Mako not installed but it is ok. 
 import os
 import string
 import xml.etree.cElementTree as ET
@@ -49,7 +54,7 @@ def _filter_msg(msg, output_format):
     return msg
 
 
-def render_xml_report(resultset, xml_report):
+def render_junit_xml_report(resultset, xml_report):
   """Generate JUnit-like XML report."""
   root = ET.Element('testsuites')
   testsuite = ET.SubElement(root, 'testsuite', id='1', package='grpc', 
@@ -69,147 +74,36 @@ def render_xml_report(resultset, xml_report):
   tree.write(xml_report, encoding='UTF-8')
 
 
-# TODO(adelez): Use mako template.
-def fill_one_test_result(shortname, resultset, html_str):
-  if shortname in resultset:
-    # Because interop tests does not have runs_per_test flag, each test is run
-    # once. So there should only be one element for each result.
-    result = resultset[shortname][0] 
-    if result.state == 'PASSED':
-      html_str = '%s<td bgcolor=\"green\">PASS</td>\n' % html_str
-    else:
-      tooltip = ''
-      if result.returncode > 0 or result.message:
-        if result.returncode > 0:
-          tooltip = 'returncode: %d ' % result.returncode
-        if result.message:
-          escaped_msg = _filter_msg(result.message, 'HTML')
-          tooltip = '%smessage: %s' % (tooltip, escaped_msg)       
-      if result.state == 'FAILED':
-        html_str = '%s<td bgcolor=\"red\">' % html_str
-        if tooltip:  
-          html_str = ('%s<a href=\"#\" data-toggle=\"tooltip\" '
-                      'data-placement=\"auto\" title=\"%s\">FAIL</a></td>\n' % 
-                      (html_str, tooltip))
-        else:
-          html_str = '%sFAIL</td>\n' % html_str
-      elif result.state == 'TIMEOUT':
-        html_str = '%s<td bgcolor=\"yellow\">' % html_str
-        if tooltip:
-          html_str = ('%s<a href=\"#\" data-toggle=\"tooltip\" '
-                      'data-placement=\"auto\" title=\"%s\">TIMEOUT</a></td>\n' 
-                      % (html_str, tooltip))
-        else:
-          html_str = '%sTIMEOUT</td>\n' % html_str
-  else:
-    html_str = '%s<td bgcolor=\"magenta\">Not implemented</td>\n' % html_str
-  
-  return html_str
-
+def render_interop_html_report(
+  client_langs, server_langs, test_cases, auth_test_cases, http2_cases, 
+  resultset, num_failures, cloud_to_prod, http2_interop):
+  """Generate HTML report for interop tests."""
+  html_report_dir = 'reports'
+  template_file = os.path.join(html_report_dir, 'interop_html_report.template')
+  try:
+    mytemplate = Template(filename=template_file, format_exceptions=True)
+  except NameError:
+    print 'Mako template is not installed. Skipping HTML report generation.'
+    return
+  except IOError as e:
+    print 'Failed to find the template %s: %s' % (template_file, e)
+    return
 
-def render_html_report(client_langs, server_langs, test_cases, auth_test_cases,
-                       http2_cases, resultset, num_failures, cloud_to_prod, 
-                       http2_interop):
-  """Generate html report."""
   sorted_test_cases = sorted(test_cases)
   sorted_auth_test_cases = sorted(auth_test_cases)
   sorted_http2_cases = sorted(http2_cases)
   sorted_client_langs = sorted(client_langs)
   sorted_server_langs = sorted(server_langs)
-  html_str = ('<!DOCTYPE html>\n'
-              '<html lang=\"en\">\n'
-              '<head><title>Interop Test Result</title></head>\n'
-              '<body>\n')
-  if num_failures > 1:
-    html_str = (
-        '%s<p><h2><font color=\"red\">%d tests failed!</font></h2></p>\n' % 
-        (html_str, num_failures))
-  elif num_failures:
-    html_str = (
-        '%s<p><h2><font color=\"red\">%d test failed!</font></h2></p>\n' % 
-        (html_str, num_failures))
-  else:
-    html_str = (
-        '%s<p><h2><font color=\"green\">All tests passed!</font></h2></p>\n' % 
-        html_str)
-  if cloud_to_prod:
-    # Each column header is the client language.
-    html_str = ('%s<h2>Cloud to Prod</h2>\n' 
-                '<table style=\"width:100%%\" border=\"1\">\n'
-                '<tr bgcolor=\"#00BFFF\">\n'
-                '<th>Client languages &#9658;</th>\n') % html_str
-    for client_lang in sorted_client_langs:
-      html_str = '%s<th>%s\n' % (html_str, client_lang)
-    html_str = '%s</tr>\n' % html_str
-    for test_case in sorted_test_cases + sorted_auth_test_cases:
-      html_str = '%s<tr><td><b>%s</b></td>\n' % (html_str, test_case)
-      for client_lang in sorted_client_langs:
-        if not test_case in sorted_auth_test_cases:
-          shortname = 'cloud_to_prod:%s:%s' % (client_lang, test_case)
-        else:
-          shortname = 'cloud_to_prod_auth:%s:%s' % (client_lang, test_case)
-        html_str = fill_one_test_result(shortname, resultset, html_str)
-      html_str = '%s</tr>\n' % html_str 
-    html_str = '%s</table>\n' % html_str
-  if http2_interop:
-    # Each column header is the server language.
-    html_str = ('%s<h2>HTTP/2 Interop</h2>\n' 
-                '<table style=\"width:100%%\" border=\"1\">\n'
-                '<tr bgcolor=\"#00BFFF\">\n'
-                '<th>Servers &#9658;<br/>'
-                'Test Cases &#9660;</th>\n') % html_str
-    for server_lang in sorted_server_langs:
-      html_str = '%s<th>%s\n' % (html_str, server_lang)
-    if cloud_to_prod:
-      html_str = '%s<th>%s\n' % (html_str, "prod")
-    html_str = '%s</tr>\n' % html_str
-    for test_case in sorted_http2_cases:
-      html_str = '%s<tr><td><b>%s</b></td>\n' % (html_str, test_case)
-      # Fill up the cells with test result.
-      for server_lang in sorted_server_langs:
-        shortname = 'cloud_to_cloud:%s:%s_server:%s' % (
-            "http2", server_lang, test_case)
-        html_str = fill_one_test_result(shortname, resultset, html_str)
-      if cloud_to_prod:
-        shortname = 'cloud_to_prod:%s:%s' % ("http2", test_case)
-        html_str = fill_one_test_result(shortname, resultset, html_str)
-      html_str = '%s</tr>\n' % html_str
-    html_str = '%s</table>\n' % html_str
-  if server_langs:
-    for test_case in sorted_test_cases:
-      # Each column header is the client language.
-      html_str = ('%s<h2>%s</h2>\n' 
-                  '<table style=\"width:100%%\" border=\"1\">\n'
-                  '<tr bgcolor=\"#00BFFF\">\n'
-                  '<th>Client languages &#9658;<br/>'
-                  'Server languages &#9660;</th>\n') % (html_str, test_case)
-      for client_lang in sorted_client_langs:
-        html_str = '%s<th>%s\n' % (html_str, client_lang)
-      html_str = '%s</tr>\n' % html_str
-      # Each row head is the server language.
-      for server_lang in sorted_server_langs:
-        html_str = '%s<tr><td><b>%s</b></td>\n' % (html_str, server_lang)
-        # Fill up the cells with test result.
-        for client_lang in sorted_client_langs:
-          shortname = 'cloud_to_cloud:%s:%s_server:%s' % (
-              client_lang, server_lang, test_case)
-          html_str = fill_one_test_result(shortname, resultset, html_str)
-        html_str = '%s</tr>\n' % html_str
-      html_str = '%s</table>\n' % html_str
 
-  html_str = ('%s\n'
-              '<script>\n'
-              '$(document).ready(function(){'
-              '$(\'[data-toggle=\"tooltip\"]\').tooltip();\n'   
-              '});\n'
-              '</script>\n'
-              '</body>\n'
-              '</html>') % html_str  
-  
-  # Write to reports/index.html as set up in Jenkins plugin.
-  html_report_dir = 'reports'
-  if not os.path.exists(html_report_dir):
-    os.mkdir(html_report_dir)
+  args = {'client_langs': sorted_client_langs, 
+          'server_langs': sorted_server_langs,
+          'test_cases': sorted_test_cases,
+          'auth_test_cases': sorted_auth_test_cases,
+          'http2_cases': sorted_http2_cases,
+          'resultset': resultset,
+          'num_failures': num_failures,
+          'cloud_to_prod': cloud_to_prod,
+          'http2_interop': http2_interop}
   html_file_path = os.path.join(html_report_dir, 'index.html')
-  with open(html_file_path, 'w') as f:
-    f.write(html_str)
+  with open(html_file_path, 'w') as output_file:
+    mytemplate.render_context(Context(output_file, **args))
diff --git a/tools/run_tests/run_interop_tests.py b/tools/run_tests/run_interop_tests.py
index 2634164a215..5435a1d02fc 100755
--- a/tools/run_tests/run_interop_tests.py
+++ b/tools/run_tests/run_interop_tests.py
@@ -37,7 +37,6 @@ import jobset
 import multiprocessing
 import os
 import report_utils
-import subprocess
 import sys
 import tempfile
 import time
@@ -170,7 +169,7 @@ class Http2Client:
     self.safename = str(self)
 
   def client_args(self):
-    return ['tools/http2_interop/http2_interop.test']
+    return ['tools/http2_interop/http2_interop.test', '-test.v']
 
   def cloud_to_prod_env(self):
     return {}
@@ -306,7 +305,7 @@ _TEST_CASES = ['large_unary', 'empty_unary', 'ping_pong',
 _AUTH_TEST_CASES = ['compute_engine_creds', 'jwt_token_creds',
                     'oauth2_auth_token', 'per_rpc_creds']
 
-_HTTP2_TEST_CASES = ["tls"]
+_HTTP2_TEST_CASES = ["tls", "framing"]
 
 def docker_run_cmdline(cmdline, image, docker_args=[], cwd=None, environ=None):
   """Wraps given cmdline array to create 'docker run' cmdline from it."""
@@ -686,9 +685,9 @@ try:
   else:
     jobset.message('SUCCESS', 'All tests passed', do_newline=True)
 
-  report_utils.render_xml_report(resultset, 'report.xml')
+  report_utils.render_junit_xml_report(resultset, 'report.xml')
   
-  report_utils.render_html_report(
+  report_utils.render_interop_html_report(
       set([str(l) for l in languages]), servers, _TEST_CASES, _AUTH_TEST_CASES, 
       _HTTP2_TEST_CASES, resultset, num_failures,
       args.cloud_to_prod_auth or args.cloud_to_prod, args.http2_interop)
diff --git a/tools/run_tests/run_tests.py b/tools/run_tests/run_tests.py
index ab2b71b80e0..7fd7cff8d61 100755
--- a/tools/run_tests/run_tests.py
+++ b/tools/run_tests/run_tests.py
@@ -485,10 +485,10 @@ _CONFIGS = {
     'msan': SimpleConfig('msan', timeout_multiplier=1.5),
     'ubsan': SimpleConfig('ubsan'),
     'asan': SimpleConfig('asan', timeout_multiplier=1.5, environ={
-        'ASAN_OPTIONS': 'detect_leaks=1:color=always:suppressions=tools/tsan_suppressions.txt',
+        'ASAN_OPTIONS': 'detect_leaks=1:color=always',
         'LSAN_OPTIONS': 'report_objects=1'}),
     'asan-noleaks': SimpleConfig('asan', environ={
-        'ASAN_OPTIONS': 'detect_leaks=0:color=always:suppressions=tools/tsan_suppressions.txt'}),
+        'ASAN_OPTIONS': 'detect_leaks=0:color=always'}),
     'gcov': SimpleConfig('gcov'),
     'memcheck': ValgrindConfig('valgrind', 'memcheck', ['--leak-check=full']),
     'helgrind': ValgrindConfig('dbg', 'helgrind')
@@ -902,7 +902,7 @@ def _build_and_run(
     for antagonist in antagonists:
       antagonist.kill()
     if xml_report and resultset:
-      report_utils.render_xml_report(resultset, xml_report)
+      report_utils.render_junit_xml_report(resultset, xml_report)
 
   number_failures, _ = jobset.run(
       post_tests_steps, maxjobs=1, stop_on_failure=True,
diff --git a/tools/run_tests/sources_and_headers.json b/tools/run_tests/sources_and_headers.json
index 6ef3476b7ff..1c5924e8d30 100644
--- a/tools/run_tests/sources_and_headers.json
+++ b/tools/run_tests/sources_and_headers.json
@@ -1413,6 +1413,25 @@
       "test/cpp/interop/interop_test.cc"
     ]
   }, 
+  {
+    "deps": [
+      "gpr", 
+      "grpc", 
+      "grpc++", 
+      "grpc++_test_config"
+    ], 
+    "headers": [
+      "test/cpp/util/metrics_server.h", 
+      "test/proto/metrics.grpc.pb.h", 
+      "test/proto/metrics.pb.h"
+    ], 
+    "language": "c++", 
+    "name": "metrics_client", 
+    "src": [
+      "test/cpp/interop/metrics_client.cc", 
+      "test/cpp/util/metrics_server.h"
+    ]
+  }, 
   {
     "deps": [
       "gpr", 
@@ -1699,10 +1718,13 @@
       "test/cpp/interop/client_helper.h", 
       "test/cpp/interop/interop_client.h", 
       "test/cpp/interop/stress_interop_client.h", 
+      "test/cpp/util/metrics_server.h", 
       "test/proto/empty.grpc.pb.h", 
       "test/proto/empty.pb.h", 
       "test/proto/messages.grpc.pb.h", 
       "test/proto/messages.pb.h", 
+      "test/proto/metrics.grpc.pb.h", 
+      "test/proto/metrics.pb.h", 
       "test/proto/test.grpc.pb.h", 
       "test/proto/test.pb.h"
     ], 
@@ -1714,7 +1736,9 @@
       "test/cpp/interop/interop_client.h", 
       "test/cpp/interop/stress_interop_client.cc", 
       "test/cpp/interop/stress_interop_client.h", 
-      "test/cpp/interop/stress_test.cc"
+      "test/cpp/interop/stress_test.cc", 
+      "test/cpp/util/metrics_server.cc", 
+      "test/cpp/util/metrics_server.h"
     ]
   }, 
   {
@@ -2039,6 +2063,21 @@
     "name": "h2_compress_high_initial_seqno_test", 
     "src": []
   }, 
+  {
+    "deps": [
+      "end2end_certs", 
+      "end2end_fixture_h2_compress", 
+      "end2end_test_hpack_size", 
+      "gpr", 
+      "gpr_test_util", 
+      "grpc", 
+      "grpc_test_util"
+    ], 
+    "headers": [], 
+    "language": "c", 
+    "name": "h2_compress_hpack_size_test", 
+    "src": []
+  }, 
   {
     "deps": [
       "end2end_certs", 
@@ -2564,6 +2603,21 @@
     "name": "h2_fakesec_high_initial_seqno_test", 
     "src": []
   }, 
+  {
+    "deps": [
+      "end2end_certs", 
+      "end2end_fixture_h2_fakesec", 
+      "end2end_test_hpack_size", 
+      "gpr", 
+      "gpr_test_util", 
+      "grpc", 
+      "grpc_test_util"
+    ], 
+    "headers": [], 
+    "language": "c", 
+    "name": "h2_fakesec_hpack_size_test", 
+    "src": []
+  }, 
   {
     "deps": [
       "end2end_certs", 
@@ -3089,6 +3143,21 @@
     "name": "h2_full_high_initial_seqno_test", 
     "src": []
   }, 
+  {
+    "deps": [
+      "end2end_certs", 
+      "end2end_fixture_h2_full", 
+      "end2end_test_hpack_size", 
+      "gpr", 
+      "gpr_test_util", 
+      "grpc", 
+      "grpc_test_util"
+    ], 
+    "headers": [], 
+    "language": "c", 
+    "name": "h2_full_hpack_size_test", 
+    "src": []
+  }, 
   {
     "deps": [
       "end2end_certs", 
@@ -3614,6 +3683,21 @@
     "name": "h2_full+poll_high_initial_seqno_test", 
     "src": []
   }, 
+  {
+    "deps": [
+      "end2end_certs", 
+      "end2end_fixture_h2_full+poll", 
+      "end2end_test_hpack_size", 
+      "gpr", 
+      "gpr_test_util", 
+      "grpc", 
+      "grpc_test_util"
+    ], 
+    "headers": [], 
+    "language": "c", 
+    "name": "h2_full+poll_hpack_size_test", 
+    "src": []
+  }, 
   {
     "deps": [
       "end2end_certs", 
@@ -4139,6 +4223,21 @@
     "name": "h2_oauth2_high_initial_seqno_test", 
     "src": []
   }, 
+  {
+    "deps": [
+      "end2end_certs", 
+      "end2end_fixture_h2_oauth2", 
+      "end2end_test_hpack_size", 
+      "gpr", 
+      "gpr_test_util", 
+      "grpc", 
+      "grpc_test_util"
+    ], 
+    "headers": [], 
+    "language": "c", 
+    "name": "h2_oauth2_hpack_size_test", 
+    "src": []
+  }, 
   {
     "deps": [
       "end2end_certs", 
@@ -5084,6 +5183,21 @@
     "name": "h2_sockpair_high_initial_seqno_test", 
     "src": []
   }, 
+  {
+    "deps": [
+      "end2end_certs", 
+      "end2end_fixture_h2_sockpair", 
+      "end2end_test_hpack_size", 
+      "gpr", 
+      "gpr_test_util", 
+      "grpc", 
+      "grpc_test_util"
+    ], 
+    "headers": [], 
+    "language": "c", 
+    "name": "h2_sockpair_hpack_size_test", 
+    "src": []
+  }, 
   {
     "deps": [
       "end2end_certs", 
@@ -6014,6 +6128,21 @@
     "name": "h2_sockpair_1byte_high_initial_seqno_test", 
     "src": []
   }, 
+  {
+    "deps": [
+      "end2end_certs", 
+      "end2end_fixture_h2_sockpair_1byte", 
+      "end2end_test_hpack_size", 
+      "gpr", 
+      "gpr_test_util", 
+      "grpc", 
+      "grpc_test_util"
+    ], 
+    "headers": [], 
+    "language": "c", 
+    "name": "h2_sockpair_1byte_hpack_size_test", 
+    "src": []
+  }, 
   {
     "deps": [
       "end2end_certs", 
@@ -6524,6 +6653,21 @@
     "name": "h2_ssl_high_initial_seqno_test", 
     "src": []
   }, 
+  {
+    "deps": [
+      "end2end_certs", 
+      "end2end_fixture_h2_ssl", 
+      "end2end_test_hpack_size", 
+      "gpr", 
+      "gpr_test_util", 
+      "grpc", 
+      "grpc_test_util"
+    ], 
+    "headers": [], 
+    "language": "c", 
+    "name": "h2_ssl_hpack_size_test", 
+    "src": []
+  }, 
   {
     "deps": [
       "end2end_certs", 
@@ -7049,6 +7193,21 @@
     "name": "h2_ssl+poll_high_initial_seqno_test", 
     "src": []
   }, 
+  {
+    "deps": [
+      "end2end_certs", 
+      "end2end_fixture_h2_ssl+poll", 
+      "end2end_test_hpack_size", 
+      "gpr", 
+      "gpr_test_util", 
+      "grpc", 
+      "grpc_test_util"
+    ], 
+    "headers": [], 
+    "language": "c", 
+    "name": "h2_ssl+poll_hpack_size_test", 
+    "src": []
+  }, 
   {
     "deps": [
       "end2end_certs", 
@@ -8039,6 +8198,21 @@
     "name": "h2_uchannel_high_initial_seqno_test", 
     "src": []
   }, 
+  {
+    "deps": [
+      "end2end_certs", 
+      "end2end_fixture_h2_uchannel", 
+      "end2end_test_hpack_size", 
+      "gpr", 
+      "gpr_test_util", 
+      "grpc", 
+      "grpc_test_util"
+    ], 
+    "headers": [], 
+    "language": "c", 
+    "name": "h2_uchannel_hpack_size_test", 
+    "src": []
+  }, 
   {
     "deps": [
       "end2end_certs", 
@@ -8549,6 +8723,21 @@
     "name": "h2_uds_high_initial_seqno_test", 
     "src": []
   }, 
+  {
+    "deps": [
+      "end2end_certs", 
+      "end2end_fixture_h2_uds", 
+      "end2end_test_hpack_size", 
+      "gpr", 
+      "gpr_test_util", 
+      "grpc", 
+      "grpc_test_util"
+    ], 
+    "headers": [], 
+    "language": "c", 
+    "name": "h2_uds_hpack_size_test", 
+    "src": []
+  }, 
   {
     "deps": [
       "end2end_certs", 
@@ -9059,6 +9248,21 @@
     "name": "h2_uds+poll_high_initial_seqno_test", 
     "src": []
   }, 
+  {
+    "deps": [
+      "end2end_certs", 
+      "end2end_fixture_h2_uds+poll", 
+      "end2end_test_hpack_size", 
+      "gpr", 
+      "gpr_test_util", 
+      "grpc", 
+      "grpc_test_util"
+    ], 
+    "headers": [], 
+    "language": "c", 
+    "name": "h2_uds+poll_hpack_size_test", 
+    "src": []
+  }, 
   {
     "deps": [
       "end2end_certs", 
@@ -9553,6 +9757,20 @@
     "name": "h2_compress_high_initial_seqno_nosec_test", 
     "src": []
   }, 
+  {
+    "deps": [
+      "end2end_fixture_h2_compress", 
+      "end2end_test_hpack_size", 
+      "gpr", 
+      "gpr_test_util", 
+      "grpc_test_util_unsecure", 
+      "grpc_unsecure"
+    ], 
+    "headers": [], 
+    "language": "c", 
+    "name": "h2_compress_hpack_size_nosec_test", 
+    "src": []
+  }, 
   {
     "deps": [
       "end2end_fixture_h2_compress", 
@@ -10029,6 +10247,20 @@
     "name": "h2_full_high_initial_seqno_nosec_test", 
     "src": []
   }, 
+  {
+    "deps": [
+      "end2end_fixture_h2_full", 
+      "end2end_test_hpack_size", 
+      "gpr", 
+      "gpr_test_util", 
+      "grpc_test_util_unsecure", 
+      "grpc_unsecure"
+    ], 
+    "headers": [], 
+    "language": "c", 
+    "name": "h2_full_hpack_size_nosec_test", 
+    "src": []
+  }, 
   {
     "deps": [
       "end2end_fixture_h2_full", 
@@ -10505,6 +10737,20 @@
     "name": "h2_full+poll_high_initial_seqno_nosec_test", 
     "src": []
   }, 
+  {
+    "deps": [
+      "end2end_fixture_h2_full+poll", 
+      "end2end_test_hpack_size", 
+      "gpr", 
+      "gpr_test_util", 
+      "grpc_test_util_unsecure", 
+      "grpc_unsecure"
+    ], 
+    "headers": [], 
+    "language": "c", 
+    "name": "h2_full+poll_hpack_size_nosec_test", 
+    "src": []
+  }, 
   {
     "deps": [
       "end2end_fixture_h2_full+poll", 
@@ -11359,6 +11605,20 @@
     "name": "h2_sockpair_high_initial_seqno_nosec_test", 
     "src": []
   }, 
+  {
+    "deps": [
+      "end2end_fixture_h2_sockpair", 
+      "end2end_test_hpack_size", 
+      "gpr", 
+      "gpr_test_util", 
+      "grpc_test_util_unsecure", 
+      "grpc_unsecure"
+    ], 
+    "headers": [], 
+    "language": "c", 
+    "name": "h2_sockpair_hpack_size_nosec_test", 
+    "src": []
+  }, 
   {
     "deps": [
       "end2end_fixture_h2_sockpair", 
@@ -12199,6 +12459,20 @@
     "name": "h2_sockpair_1byte_high_initial_seqno_nosec_test", 
     "src": []
   }, 
+  {
+    "deps": [
+      "end2end_fixture_h2_sockpair_1byte", 
+      "end2end_test_hpack_size", 
+      "gpr", 
+      "gpr_test_util", 
+      "grpc_test_util_unsecure", 
+      "grpc_unsecure"
+    ], 
+    "headers": [], 
+    "language": "c", 
+    "name": "h2_sockpair_1byte_hpack_size_nosec_test", 
+    "src": []
+  }, 
   {
     "deps": [
       "end2end_fixture_h2_sockpair_1byte", 
@@ -12661,6 +12935,20 @@
     "name": "h2_uchannel_high_initial_seqno_nosec_test", 
     "src": []
   }, 
+  {
+    "deps": [
+      "end2end_fixture_h2_uchannel", 
+      "end2end_test_hpack_size", 
+      "gpr", 
+      "gpr_test_util", 
+      "grpc_test_util_unsecure", 
+      "grpc_unsecure"
+    ], 
+    "headers": [], 
+    "language": "c", 
+    "name": "h2_uchannel_hpack_size_nosec_test", 
+    "src": []
+  }, 
   {
     "deps": [
       "end2end_fixture_h2_uchannel", 
@@ -13123,6 +13411,20 @@
     "name": "h2_uds_high_initial_seqno_nosec_test", 
     "src": []
   }, 
+  {
+    "deps": [
+      "end2end_fixture_h2_uds", 
+      "end2end_test_hpack_size", 
+      "gpr", 
+      "gpr_test_util", 
+      "grpc_test_util_unsecure", 
+      "grpc_unsecure"
+    ], 
+    "headers": [], 
+    "language": "c", 
+    "name": "h2_uds_hpack_size_nosec_test", 
+    "src": []
+  }, 
   {
     "deps": [
       "end2end_fixture_h2_uds", 
@@ -13585,6 +13887,20 @@
     "name": "h2_uds+poll_high_initial_seqno_nosec_test", 
     "src": []
   }, 
+  {
+    "deps": [
+      "end2end_fixture_h2_uds+poll", 
+      "end2end_test_hpack_size", 
+      "gpr", 
+      "gpr_test_util", 
+      "grpc_test_util_unsecure", 
+      "grpc_unsecure"
+    ], 
+    "headers": [], 
+    "language": "c", 
+    "name": "h2_uds+poll_hpack_size_nosec_test", 
+    "src": []
+  }, 
   {
     "deps": [
       "end2end_fixture_h2_uds+poll", 
@@ -16063,6 +16379,25 @@
       "test/core/end2end/tests/high_initial_seqno.c"
     ]
   }, 
+  {
+    "deps": [
+      "gpr", 
+      "gpr_test_util", 
+      "grpc_test_util_unsecure", 
+      "grpc_unsecure"
+    ], 
+    "headers": [
+      "test/core/end2end/end2end_tests.h", 
+      "test/core/end2end/tests/cancel_test_helpers.h"
+    ], 
+    "language": "c", 
+    "name": "end2end_test_hpack_size", 
+    "src": [
+      "test/core/end2end/end2end_tests.h", 
+      "test/core/end2end/tests/cancel_test_helpers.h", 
+      "test/core/end2end/tests/hpack_size.c"
+    ]
+  }, 
   {
     "deps": [
       "gpr", 
diff --git a/tools/run_tests/tests.json b/tools/run_tests/tests.json
index c4333bb1cfe..1a1045c43c4 100644
--- a/tools/run_tests/tests.json
+++ b/tools/run_tests/tests.json
@@ -1973,6 +1973,24 @@
       "windows"
     ]
   }, 
+  {
+    "ci_platforms": [
+      "linux", 
+      "mac", 
+      "posix", 
+      "windows"
+    ], 
+    "exclude_configs": [], 
+    "flaky": false, 
+    "language": "c", 
+    "name": "h2_compress_hpack_size_test", 
+    "platforms": [
+      "linux", 
+      "mac", 
+      "posix", 
+      "windows"
+    ]
+  }, 
   {
     "ci_platforms": [
       "linux", 
@@ -2586,6 +2604,23 @@
       "windows"
     ]
   }, 
+  {
+    "ci_platforms": [
+      "linux", 
+      "posix", 
+      "windows"
+    ], 
+    "exclude_configs": [], 
+    "flaky": false, 
+    "language": "c", 
+    "name": "h2_fakesec_hpack_size_test", 
+    "platforms": [
+      "linux", 
+      "mac", 
+      "posix", 
+      "windows"
+    ]
+  }, 
   {
     "ci_platforms": [
       "linux", 
@@ -3198,6 +3233,24 @@
       "windows"
     ]
   }, 
+  {
+    "ci_platforms": [
+      "linux", 
+      "mac", 
+      "posix", 
+      "windows"
+    ], 
+    "exclude_configs": [], 
+    "flaky": false, 
+    "language": "c", 
+    "name": "h2_full_hpack_size_test", 
+    "platforms": [
+      "linux", 
+      "mac", 
+      "posix", 
+      "windows"
+    ]
+  }, 
   {
     "ci_platforms": [
       "linux", 
@@ -3726,6 +3779,18 @@
       "linux"
     ]
   }, 
+  {
+    "ci_platforms": [
+      "linux"
+    ], 
+    "exclude_configs": [], 
+    "flaky": false, 
+    "language": "c", 
+    "name": "h2_full+poll_hpack_size_test", 
+    "platforms": [
+      "linux"
+    ]
+  }, 
   {
     "ci_platforms": [
       "linux"
@@ -4231,6 +4296,23 @@
       "windows"
     ]
   }, 
+  {
+    "ci_platforms": [
+      "linux", 
+      "posix", 
+      "windows"
+    ], 
+    "exclude_configs": [], 
+    "flaky": false, 
+    "language": "c", 
+    "name": "h2_oauth2_hpack_size_test", 
+    "platforms": [
+      "linux", 
+      "mac", 
+      "posix", 
+      "windows"
+    ]
+  }, 
   {
     "ci_platforms": [
       "linux", 
@@ -5302,6 +5384,23 @@
       "windows"
     ]
   }, 
+  {
+    "ci_platforms": [
+      "linux", 
+      "posix", 
+      "windows"
+    ], 
+    "exclude_configs": [], 
+    "flaky": false, 
+    "language": "c", 
+    "name": "h2_sockpair_hpack_size_test", 
+    "platforms": [
+      "linux", 
+      "mac", 
+      "posix", 
+      "windows"
+    ]
+  }, 
   {
     "ci_platforms": [
       "linux", 
@@ -6387,6 +6486,23 @@
       "windows"
     ]
   }, 
+  {
+    "ci_platforms": [
+      "linux", 
+      "posix", 
+      "windows"
+    ], 
+    "exclude_configs": [], 
+    "flaky": false, 
+    "language": "c", 
+    "name": "h2_sockpair_1byte_hpack_size_test", 
+    "platforms": [
+      "linux", 
+      "mac", 
+      "posix", 
+      "windows"
+    ]
+  }, 
   {
     "ci_platforms": [
       "linux", 
@@ -6982,6 +7098,24 @@
       "windows"
     ]
   }, 
+  {
+    "ci_platforms": [
+      "linux", 
+      "mac", 
+      "posix", 
+      "windows"
+    ], 
+    "exclude_configs": [], 
+    "flaky": false, 
+    "language": "c", 
+    "name": "h2_ssl_hpack_size_test", 
+    "platforms": [
+      "linux", 
+      "mac", 
+      "posix", 
+      "windows"
+    ]
+  }, 
   {
     "ci_platforms": [
       "linux", 
@@ -7510,6 +7644,18 @@
       "linux"
     ]
   }, 
+  {
+    "ci_platforms": [
+      "linux"
+    ], 
+    "exclude_configs": [], 
+    "flaky": false, 
+    "language": "c", 
+    "name": "h2_ssl+poll_hpack_size_test", 
+    "platforms": [
+      "linux"
+    ]
+  }, 
   {
     "ci_platforms": [
       "linux"
@@ -8559,6 +8705,24 @@
       "windows"
     ]
   }, 
+  {
+    "ci_platforms": [
+      "linux", 
+      "mac", 
+      "posix", 
+      "windows"
+    ], 
+    "exclude_configs": [], 
+    "flaky": false, 
+    "language": "c", 
+    "name": "h2_uchannel_hpack_size_test", 
+    "platforms": [
+      "linux", 
+      "mac", 
+      "posix", 
+      "windows"
+    ]
+  }, 
   {
     "ci_platforms": [
       "linux", 
@@ -9139,6 +9303,22 @@
       "posix"
     ]
   }, 
+  {
+    "ci_platforms": [
+      "linux", 
+      "mac", 
+      "posix"
+    ], 
+    "exclude_configs": [], 
+    "flaky": false, 
+    "language": "c", 
+    "name": "h2_uds_hpack_size_test", 
+    "platforms": [
+      "linux", 
+      "mac", 
+      "posix"
+    ]
+  }, 
   {
     "ci_platforms": [
       "linux", 
@@ -9619,6 +9799,18 @@
       "linux"
     ]
   }, 
+  {
+    "ci_platforms": [
+      "linux"
+    ], 
+    "exclude_configs": [], 
+    "flaky": false, 
+    "language": "c", 
+    "name": "h2_uds+poll_hpack_size_test", 
+    "platforms": [
+      "linux"
+    ]
+  }, 
   {
     "ci_platforms": [
       "linux"
@@ -10123,6 +10315,24 @@
       "windows"
     ]
   }, 
+  {
+    "ci_platforms": [
+      "linux", 
+      "mac", 
+      "posix", 
+      "windows"
+    ], 
+    "exclude_configs": [], 
+    "flaky": false, 
+    "language": "c", 
+    "name": "h2_compress_hpack_size_nosec_test", 
+    "platforms": [
+      "linux", 
+      "mac", 
+      "posix", 
+      "windows"
+    ]
+  }, 
   {
     "ci_platforms": [
       "linux", 
@@ -10735,6 +10945,24 @@
       "windows"
     ]
   }, 
+  {
+    "ci_platforms": [
+      "linux", 
+      "mac", 
+      "posix", 
+      "windows"
+    ], 
+    "exclude_configs": [], 
+    "flaky": false, 
+    "language": "c", 
+    "name": "h2_full_hpack_size_nosec_test", 
+    "platforms": [
+      "linux", 
+      "mac", 
+      "posix", 
+      "windows"
+    ]
+  }, 
   {
     "ci_platforms": [
       "linux", 
@@ -11251,6 +11479,18 @@
       "linux"
     ]
   }, 
+  {
+    "ci_platforms": [
+      "linux"
+    ], 
+    "exclude_configs": [], 
+    "flaky": false, 
+    "language": "c", 
+    "name": "h2_full+poll_hpack_size_nosec_test", 
+    "platforms": [
+      "linux"
+    ]
+  }, 
   {
     "ci_platforms": [
       "linux"
@@ -12198,6 +12438,23 @@
       "windows"
     ]
   }, 
+  {
+    "ci_platforms": [
+      "linux", 
+      "posix", 
+      "windows"
+    ], 
+    "exclude_configs": [], 
+    "flaky": false, 
+    "language": "c", 
+    "name": "h2_sockpair_hpack_size_nosec_test", 
+    "platforms": [
+      "linux", 
+      "mac", 
+      "posix", 
+      "windows"
+    ]
+  }, 
   {
     "ci_platforms": [
       "linux", 
@@ -13248,6 +13505,23 @@
       "windows"
     ]
   }, 
+  {
+    "ci_platforms": [
+      "linux", 
+      "posix", 
+      "windows"
+    ], 
+    "exclude_configs": [], 
+    "flaky": false, 
+    "language": "c", 
+    "name": "h2_sockpair_1byte_hpack_size_nosec_test", 
+    "platforms": [
+      "linux", 
+      "mac", 
+      "posix", 
+      "windows"
+    ]
+  }, 
   {
     "ci_platforms": [
       "linux", 
@@ -13825,6 +14099,24 @@
       "windows"
     ]
   }, 
+  {
+    "ci_platforms": [
+      "linux", 
+      "mac", 
+      "posix", 
+      "windows"
+    ], 
+    "exclude_configs": [], 
+    "flaky": false, 
+    "language": "c", 
+    "name": "h2_uchannel_hpack_size_nosec_test", 
+    "platforms": [
+      "linux", 
+      "mac", 
+      "posix", 
+      "windows"
+    ]
+  }, 
   {
     "ci_platforms": [
       "linux", 
@@ -14389,6 +14681,22 @@
       "posix"
     ]
   }, 
+  {
+    "ci_platforms": [
+      "linux", 
+      "mac", 
+      "posix"
+    ], 
+    "exclude_configs": [], 
+    "flaky": false, 
+    "language": "c", 
+    "name": "h2_uds_hpack_size_nosec_test", 
+    "platforms": [
+      "linux", 
+      "mac", 
+      "posix"
+    ]
+  }, 
   {
     "ci_platforms": [
       "linux", 
@@ -14857,6 +15165,18 @@
       "linux"
     ]
   }, 
+  {
+    "ci_platforms": [
+      "linux"
+    ], 
+    "exclude_configs": [], 
+    "flaky": false, 
+    "language": "c", 
+    "name": "h2_uds+poll_hpack_size_nosec_test", 
+    "platforms": [
+      "linux"
+    ]
+  }, 
   {
     "ci_platforms": [
       "linux"
diff --git a/vsprojects/buildtests_c.sln b/vsprojects/buildtests_c.sln
index 91eca367d4f..020f06c3cee 100644
--- a/vsprojects/buildtests_c.sln
+++ b/vsprojects/buildtests_c.sln
@@ -406,6 +406,17 @@ Project("{8BC9CEB8-8B4A-11D0-8D11-00A0C91BC942}") = "end2end_test_high_initial_s
 		{B23D3D1A-9438-4EDA-BEB6-9A0A03D17792} = {B23D3D1A-9438-4EDA-BEB6-9A0A03D17792}
 	EndProjectSection
 EndProject
+Project("{8BC9CEB8-8B4A-11D0-8D11-00A0C91BC942}") = "end2end_test_hpack_size", "vcxproj\test\end2end_test_hpack_size\end2end_test_hpack_size.vcxproj", "{22A644D5-9A2B-4EF8-7792-AEB0C66A10E5}"
+	ProjectSection(myProperties) = preProject
+        	lib = "True"
+	EndProjectSection
+	ProjectSection(ProjectDependencies) = postProject
+		{0A7E7F92-FDEA-40F1-A9EC-3BA484F98BBF} = {0A7E7F92-FDEA-40F1-A9EC-3BA484F98BBF}
+		{46CEDFFF-9692-456A-AA24-38B5D6BCF4C5} = {46CEDFFF-9692-456A-AA24-38B5D6BCF4C5}
+		{EAB0A629-17A9-44DB-B5FF-E91A721FE037} = {EAB0A629-17A9-44DB-B5FF-E91A721FE037}
+		{B23D3D1A-9438-4EDA-BEB6-9A0A03D17792} = {B23D3D1A-9438-4EDA-BEB6-9A0A03D17792}
+	EndProjectSection
+EndProject
 Project("{8BC9CEB8-8B4A-11D0-8D11-00A0C91BC942}") = "end2end_test_invoke_large_request", "vcxproj\test\end2end_test_invoke_large_request\end2end_test_invoke_large_request.vcxproj", "{30861F4C-E783-96E7-DB51-FD85757347C0}"
 	ProjectSection(myProperties) = preProject
         	lib = "True"
@@ -1530,6 +1541,20 @@ Project("{8BC9CEB8-8B4A-11D0-8D11-00A0C91BC942}") = "h2_compress_high_initial_se
 		{B23D3D1A-9438-4EDA-BEB6-9A0A03D17792} = {B23D3D1A-9438-4EDA-BEB6-9A0A03D17792}
 	EndProjectSection
 EndProject
+Project("{8BC9CEB8-8B4A-11D0-8D11-00A0C91BC942}") = "h2_compress_hpack_size_test", "vcxproj\test\h2_compress_hpack_size_test\h2_compress_hpack_size_test.vcxproj", "{8E7B2D33-360B-9A26-8BFD-1BAD10769F33}"
+	ProjectSection(myProperties) = preProject
+        	lib = "False"
+	EndProjectSection
+	ProjectSection(ProjectDependencies) = postProject
+		{C5D3C9A9-C0D2-CBAD-B433-710C5E89AE31} = {C5D3C9A9-C0D2-CBAD-B433-710C5E89AE31}
+		{22A644D5-9A2B-4EF8-7792-AEB0C66A10E5} = {22A644D5-9A2B-4EF8-7792-AEB0C66A10E5}
+		{80EA2691-C037-6DD3-D3AB-21510BF0E64B} = {80EA2691-C037-6DD3-D3AB-21510BF0E64B}
+		{17BCAFC0-5FDC-4C94-AEB9-95F3E220614B} = {17BCAFC0-5FDC-4C94-AEB9-95F3E220614B}
+		{29D16885-7228-4C31-81ED-5F9187C7F2A9} = {29D16885-7228-4C31-81ED-5F9187C7F2A9}
+		{EAB0A629-17A9-44DB-B5FF-E91A721FE037} = {EAB0A629-17A9-44DB-B5FF-E91A721FE037}
+		{B23D3D1A-9438-4EDA-BEB6-9A0A03D17792} = {B23D3D1A-9438-4EDA-BEB6-9A0A03D17792}
+	EndProjectSection
+EndProject
 Project("{8BC9CEB8-8B4A-11D0-8D11-00A0C91BC942}") = "h2_compress_invoke_large_request_test", "vcxproj\test\h2_compress_invoke_large_request_test\h2_compress_invoke_large_request_test.vcxproj", "{FE9E76C0-74CB-5085-6CE6-862E49037F0B}"
 	ProjectSection(myProperties) = preProject
         	lib = "False"
@@ -2020,6 +2045,20 @@ Project("{8BC9CEB8-8B4A-11D0-8D11-00A0C91BC942}") = "h2_fakesec_high_initial_seq
 		{B23D3D1A-9438-4EDA-BEB6-9A0A03D17792} = {B23D3D1A-9438-4EDA-BEB6-9A0A03D17792}
 	EndProjectSection
 EndProject
+Project("{8BC9CEB8-8B4A-11D0-8D11-00A0C91BC942}") = "h2_fakesec_hpack_size_test", "vcxproj\test\h2_fakesec_hpack_size_test\h2_fakesec_hpack_size_test.vcxproj", "{5CDFA7CB-09E1-E01E-E21D-7446146478CC}"
+	ProjectSection(myProperties) = preProject
+        	lib = "False"
+	EndProjectSection
+	ProjectSection(ProjectDependencies) = postProject
+		{096ABF91-FEC8-9AC9-B877-C683BFD51984} = {096ABF91-FEC8-9AC9-B877-C683BFD51984}
+		{22A644D5-9A2B-4EF8-7792-AEB0C66A10E5} = {22A644D5-9A2B-4EF8-7792-AEB0C66A10E5}
+		{80EA2691-C037-6DD3-D3AB-21510BF0E64B} = {80EA2691-C037-6DD3-D3AB-21510BF0E64B}
+		{17BCAFC0-5FDC-4C94-AEB9-95F3E220614B} = {17BCAFC0-5FDC-4C94-AEB9-95F3E220614B}
+		{29D16885-7228-4C31-81ED-5F9187C7F2A9} = {29D16885-7228-4C31-81ED-5F9187C7F2A9}
+		{EAB0A629-17A9-44DB-B5FF-E91A721FE037} = {EAB0A629-17A9-44DB-B5FF-E91A721FE037}
+		{B23D3D1A-9438-4EDA-BEB6-9A0A03D17792} = {B23D3D1A-9438-4EDA-BEB6-9A0A03D17792}
+	EndProjectSection
+EndProject
 Project("{8BC9CEB8-8B4A-11D0-8D11-00A0C91BC942}") = "h2_fakesec_invoke_large_request_test", "vcxproj\test\h2_fakesec_invoke_large_request_test\h2_fakesec_invoke_large_request_test.vcxproj", "{93980DE4-8935-C0F5-86F8-22B3F0811121}"
 	ProjectSection(myProperties) = preProject
         	lib = "False"
@@ -2510,6 +2549,20 @@ Project("{8BC9CEB8-8B4A-11D0-8D11-00A0C91BC942}") = "h2_full_high_initial_seqno_
 		{B23D3D1A-9438-4EDA-BEB6-9A0A03D17792} = {B23D3D1A-9438-4EDA-BEB6-9A0A03D17792}
 	EndProjectSection
 EndProject
+Project("{8BC9CEB8-8B4A-11D0-8D11-00A0C91BC942}") = "h2_full_hpack_size_test", "vcxproj\test\h2_full_hpack_size_test\h2_full_hpack_size_test.vcxproj", "{C655AED5-AF53-D09E-A8EA-60AE0F2D149A}"
+	ProjectSection(myProperties) = preProject
+        	lib = "False"
+	EndProjectSection
+	ProjectSection(ProjectDependencies) = postProject
+		{882B2933-F340-7027-7090-28CEAE9F1BE6} = {882B2933-F340-7027-7090-28CEAE9F1BE6}
+		{22A644D5-9A2B-4EF8-7792-AEB0C66A10E5} = {22A644D5-9A2B-4EF8-7792-AEB0C66A10E5}
+		{80EA2691-C037-6DD3-D3AB-21510BF0E64B} = {80EA2691-C037-6DD3-D3AB-21510BF0E64B}
+		{17BCAFC0-5FDC-4C94-AEB9-95F3E220614B} = {17BCAFC0-5FDC-4C94-AEB9-95F3E220614B}
+		{29D16885-7228-4C31-81ED-5F9187C7F2A9} = {29D16885-7228-4C31-81ED-5F9187C7F2A9}
+		{EAB0A629-17A9-44DB-B5FF-E91A721FE037} = {EAB0A629-17A9-44DB-B5FF-E91A721FE037}
+		{B23D3D1A-9438-4EDA-BEB6-9A0A03D17792} = {B23D3D1A-9438-4EDA-BEB6-9A0A03D17792}
+	EndProjectSection
+EndProject
 Project("{8BC9CEB8-8B4A-11D0-8D11-00A0C91BC942}") = "h2_full_invoke_large_request_test", "vcxproj\test\h2_full_invoke_large_request_test\h2_full_invoke_large_request_test.vcxproj", "{F97198F5-D5EC-E06B-C51F-1BF7644D7422}"
 	ProjectSection(myProperties) = preProject
         	lib = "False"
@@ -3000,6 +3053,20 @@ Project("{8BC9CEB8-8B4A-11D0-8D11-00A0C91BC942}") = "h2_oauth2_high_initial_seqn
 		{B23D3D1A-9438-4EDA-BEB6-9A0A03D17792} = {B23D3D1A-9438-4EDA-BEB6-9A0A03D17792}
 	EndProjectSection
 EndProject
+Project("{8BC9CEB8-8B4A-11D0-8D11-00A0C91BC942}") = "h2_oauth2_hpack_size_test", "vcxproj\test\h2_oauth2_hpack_size_test\h2_oauth2_hpack_size_test.vcxproj", "{CA3C2D7E-58C7-C05E-6D3B-70383020D8C2}"
+	ProjectSection(myProperties) = preProject
+        	lib = "False"
+	EndProjectSection
+	ProjectSection(ProjectDependencies) = postProject
+		{DDFE4EB8-CCD3-DA3F-461A-10F1B94D26AF} = {DDFE4EB8-CCD3-DA3F-461A-10F1B94D26AF}
+		{22A644D5-9A2B-4EF8-7792-AEB0C66A10E5} = {22A644D5-9A2B-4EF8-7792-AEB0C66A10E5}
+		{80EA2691-C037-6DD3-D3AB-21510BF0E64B} = {80EA2691-C037-6DD3-D3AB-21510BF0E64B}
+		{17BCAFC0-5FDC-4C94-AEB9-95F3E220614B} = {17BCAFC0-5FDC-4C94-AEB9-95F3E220614B}
+		{29D16885-7228-4C31-81ED-5F9187C7F2A9} = {29D16885-7228-4C31-81ED-5F9187C7F2A9}
+		{EAB0A629-17A9-44DB-B5FF-E91A721FE037} = {EAB0A629-17A9-44DB-B5FF-E91A721FE037}
+		{B23D3D1A-9438-4EDA-BEB6-9A0A03D17792} = {B23D3D1A-9438-4EDA-BEB6-9A0A03D17792}
+	EndProjectSection
+EndProject
 Project("{8BC9CEB8-8B4A-11D0-8D11-00A0C91BC942}") = "h2_oauth2_invoke_large_request_test", "vcxproj\test\h2_oauth2_invoke_large_request_test\h2_oauth2_invoke_large_request_test.vcxproj", "{945F52A3-91ED-5891-9D11-D07A19E4FEA2}"
 	ProjectSection(myProperties) = preProject
         	lib = "False"
@@ -3882,6 +3949,20 @@ Project("{8BC9CEB8-8B4A-11D0-8D11-00A0C91BC942}") = "h2_sockpair_high_initial_se
 		{B23D3D1A-9438-4EDA-BEB6-9A0A03D17792} = {B23D3D1A-9438-4EDA-BEB6-9A0A03D17792}
 	EndProjectSection
 EndProject
+Project("{8BC9CEB8-8B4A-11D0-8D11-00A0C91BC942}") = "h2_sockpair_hpack_size_test", "vcxproj\test\h2_sockpair_hpack_size_test\h2_sockpair_hpack_size_test.vcxproj", "{E96735FF-B1CF-51D2-1923-53292AF72C4E}"
+	ProjectSection(myProperties) = preProject
+        	lib = "False"
+	EndProjectSection
+	ProjectSection(ProjectDependencies) = postProject
+		{67A1675D-FF50-3B78-2706-155D69ADC290} = {67A1675D-FF50-3B78-2706-155D69ADC290}
+		{22A644D5-9A2B-4EF8-7792-AEB0C66A10E5} = {22A644D5-9A2B-4EF8-7792-AEB0C66A10E5}
+		{80EA2691-C037-6DD3-D3AB-21510BF0E64B} = {80EA2691-C037-6DD3-D3AB-21510BF0E64B}
+		{17BCAFC0-5FDC-4C94-AEB9-95F3E220614B} = {17BCAFC0-5FDC-4C94-AEB9-95F3E220614B}
+		{29D16885-7228-4C31-81ED-5F9187C7F2A9} = {29D16885-7228-4C31-81ED-5F9187C7F2A9}
+		{EAB0A629-17A9-44DB-B5FF-E91A721FE037} = {EAB0A629-17A9-44DB-B5FF-E91A721FE037}
+		{B23D3D1A-9438-4EDA-BEB6-9A0A03D17792} = {B23D3D1A-9438-4EDA-BEB6-9A0A03D17792}
+	EndProjectSection
+EndProject
 Project("{8BC9CEB8-8B4A-11D0-8D11-00A0C91BC942}") = "h2_sockpair_invoke_large_request_test", "vcxproj\test\h2_sockpair_invoke_large_request_test\h2_sockpair_invoke_large_request_test.vcxproj", "{1A1AA28B-D635-F4BD-DFFA-096D2E4BA9BF}"
 	ProjectSection(myProperties) = preProject
         	lib = "False"
@@ -4750,6 +4831,20 @@ Project("{8BC9CEB8-8B4A-11D0-8D11-00A0C91BC942}") = "h2_sockpair_1byte_high_init
 		{B23D3D1A-9438-4EDA-BEB6-9A0A03D17792} = {B23D3D1A-9438-4EDA-BEB6-9A0A03D17792}
 	EndProjectSection
 EndProject
+Project("{8BC9CEB8-8B4A-11D0-8D11-00A0C91BC942}") = "h2_sockpair_1byte_hpack_size_test", "vcxproj\test\h2_sockpair_1byte_hpack_size_test\h2_sockpair_1byte_hpack_size_test.vcxproj", "{0B07D219-39A5-729B-EB0F-8B81E562D808}"
+	ProjectSection(myProperties) = preProject
+        	lib = "False"
+	EndProjectSection
+	ProjectSection(ProjectDependencies) = postProject
+		{B0F4BF34-3C82-EB67-990E-959CDDBEB734} = {B0F4BF34-3C82-EB67-990E-959CDDBEB734}
+		{22A644D5-9A2B-4EF8-7792-AEB0C66A10E5} = {22A644D5-9A2B-4EF8-7792-AEB0C66A10E5}
+		{80EA2691-C037-6DD3-D3AB-21510BF0E64B} = {80EA2691-C037-6DD3-D3AB-21510BF0E64B}
+		{17BCAFC0-5FDC-4C94-AEB9-95F3E220614B} = {17BCAFC0-5FDC-4C94-AEB9-95F3E220614B}
+		{29D16885-7228-4C31-81ED-5F9187C7F2A9} = {29D16885-7228-4C31-81ED-5F9187C7F2A9}
+		{EAB0A629-17A9-44DB-B5FF-E91A721FE037} = {EAB0A629-17A9-44DB-B5FF-E91A721FE037}
+		{B23D3D1A-9438-4EDA-BEB6-9A0A03D17792} = {B23D3D1A-9438-4EDA-BEB6-9A0A03D17792}
+	EndProjectSection
+EndProject
 Project("{8BC9CEB8-8B4A-11D0-8D11-00A0C91BC942}") = "h2_sockpair_1byte_invoke_large_request_test", "vcxproj\test\h2_sockpair_1byte_invoke_large_request_test\h2_sockpair_1byte_invoke_large_request_test.vcxproj", "{45EED825-B3C0-63AE-43FE-CFA8DD3164EC}"
 	ProjectSection(myProperties) = preProject
         	lib = "False"
@@ -5226,6 +5321,20 @@ Project("{8BC9CEB8-8B4A-11D0-8D11-00A0C91BC942}") = "h2_ssl_high_initial_seqno_t
 		{B23D3D1A-9438-4EDA-BEB6-9A0A03D17792} = {B23D3D1A-9438-4EDA-BEB6-9A0A03D17792}
 	EndProjectSection
 EndProject
+Project("{8BC9CEB8-8B4A-11D0-8D11-00A0C91BC942}") = "h2_ssl_hpack_size_test", "vcxproj\test\h2_ssl_hpack_size_test\h2_ssl_hpack_size_test.vcxproj", "{856DAD36-A161-9876-9548-48D06BFA35C1}"
+	ProjectSection(myProperties) = preProject
+        	lib = "False"
+	EndProjectSection
+	ProjectSection(ProjectDependencies) = postProject
+		{207BE5BC-25D7-1D2A-C76E-279DB66A1205} = {207BE5BC-25D7-1D2A-C76E-279DB66A1205}
+		{22A644D5-9A2B-4EF8-7792-AEB0C66A10E5} = {22A644D5-9A2B-4EF8-7792-AEB0C66A10E5}
+		{80EA2691-C037-6DD3-D3AB-21510BF0E64B} = {80EA2691-C037-6DD3-D3AB-21510BF0E64B}
+		{17BCAFC0-5FDC-4C94-AEB9-95F3E220614B} = {17BCAFC0-5FDC-4C94-AEB9-95F3E220614B}
+		{29D16885-7228-4C31-81ED-5F9187C7F2A9} = {29D16885-7228-4C31-81ED-5F9187C7F2A9}
+		{EAB0A629-17A9-44DB-B5FF-E91A721FE037} = {EAB0A629-17A9-44DB-B5FF-E91A721FE037}
+		{B23D3D1A-9438-4EDA-BEB6-9A0A03D17792} = {B23D3D1A-9438-4EDA-BEB6-9A0A03D17792}
+	EndProjectSection
+EndProject
 Project("{8BC9CEB8-8B4A-11D0-8D11-00A0C91BC942}") = "h2_ssl_invoke_large_request_test", "vcxproj\test\h2_ssl_invoke_large_request_test\h2_ssl_invoke_large_request_test.vcxproj", "{CB6E0DFE-7AA8-5F3A-431E-5D769E9339F7}"
 	ProjectSection(myProperties) = preProject
         	lib = "False"
@@ -6150,6 +6259,20 @@ Project("{8BC9CEB8-8B4A-11D0-8D11-00A0C91BC942}") = "h2_uchannel_high_initial_se
 		{B23D3D1A-9438-4EDA-BEB6-9A0A03D17792} = {B23D3D1A-9438-4EDA-BEB6-9A0A03D17792}
 	EndProjectSection
 EndProject
+Project("{8BC9CEB8-8B4A-11D0-8D11-00A0C91BC942}") = "h2_uchannel_hpack_size_test", "vcxproj\test\h2_uchannel_hpack_size_test\h2_uchannel_hpack_size_test.vcxproj", "{9CFB3202-D95F-E541-9A6F-BE561CAFE1AE}"
+	ProjectSection(myProperties) = preProject
+        	lib = "False"
+	EndProjectSection
+	ProjectSection(ProjectDependencies) = postProject
+		{CE17F95F-4FD3-41C3-E1B9-9B85F1FE7D4A} = {CE17F95F-4FD3-41C3-E1B9-9B85F1FE7D4A}
+		{22A644D5-9A2B-4EF8-7792-AEB0C66A10E5} = {22A644D5-9A2B-4EF8-7792-AEB0C66A10E5}
+		{80EA2691-C037-6DD3-D3AB-21510BF0E64B} = {80EA2691-C037-6DD3-D3AB-21510BF0E64B}
+		{17BCAFC0-5FDC-4C94-AEB9-95F3E220614B} = {17BCAFC0-5FDC-4C94-AEB9-95F3E220614B}
+		{29D16885-7228-4C31-81ED-5F9187C7F2A9} = {29D16885-7228-4C31-81ED-5F9187C7F2A9}
+		{EAB0A629-17A9-44DB-B5FF-E91A721FE037} = {EAB0A629-17A9-44DB-B5FF-E91A721FE037}
+		{B23D3D1A-9438-4EDA-BEB6-9A0A03D17792} = {B23D3D1A-9438-4EDA-BEB6-9A0A03D17792}
+	EndProjectSection
+EndProject
 Project("{8BC9CEB8-8B4A-11D0-8D11-00A0C91BC942}") = "h2_uchannel_invoke_large_request_test", "vcxproj\test\h2_uchannel_invoke_large_request_test\h2_uchannel_invoke_large_request_test.vcxproj", "{7B5AE7B2-6D7E-D97F-A6A4-721C7446171F}"
 	ProjectSection(myProperties) = preProject
         	lib = "False"
@@ -6610,6 +6733,19 @@ Project("{8BC9CEB8-8B4A-11D0-8D11-00A0C91BC942}") = "h2_compress_high_initial_se
 		{B23D3D1A-9438-4EDA-BEB6-9A0A03D17792} = {B23D3D1A-9438-4EDA-BEB6-9A0A03D17792}
 	EndProjectSection
 EndProject
+Project("{8BC9CEB8-8B4A-11D0-8D11-00A0C91BC942}") = "h2_compress_hpack_size_nosec_test", "vcxproj\test\h2_compress_hpack_size_nosec_test\h2_compress_hpack_size_nosec_test.vcxproj", "{5A641212-7C59-E552-0ED6-F05F710DD4F5}"
+	ProjectSection(myProperties) = preProject
+        	lib = "False"
+	EndProjectSection
+	ProjectSection(ProjectDependencies) = postProject
+		{C5D3C9A9-C0D2-CBAD-B433-710C5E89AE31} = {C5D3C9A9-C0D2-CBAD-B433-710C5E89AE31}
+		{22A644D5-9A2B-4EF8-7792-AEB0C66A10E5} = {22A644D5-9A2B-4EF8-7792-AEB0C66A10E5}
+		{0A7E7F92-FDEA-40F1-A9EC-3BA484F98BBF} = {0A7E7F92-FDEA-40F1-A9EC-3BA484F98BBF}
+		{46CEDFFF-9692-456A-AA24-38B5D6BCF4C5} = {46CEDFFF-9692-456A-AA24-38B5D6BCF4C5}
+		{EAB0A629-17A9-44DB-B5FF-E91A721FE037} = {EAB0A629-17A9-44DB-B5FF-E91A721FE037}
+		{B23D3D1A-9438-4EDA-BEB6-9A0A03D17792} = {B23D3D1A-9438-4EDA-BEB6-9A0A03D17792}
+	EndProjectSection
+EndProject
 Project("{8BC9CEB8-8B4A-11D0-8D11-00A0C91BC942}") = "h2_compress_invoke_large_request_nosec_test", "vcxproj\test\h2_compress_invoke_large_request_nosec_test\h2_compress_invoke_large_request_nosec_test.vcxproj", "{C3A6661F-806B-BDE6-AF91-032175B443F8}"
 	ProjectSection(myProperties) = preProject
         	lib = "False"
@@ -7052,6 +7188,19 @@ Project("{8BC9CEB8-8B4A-11D0-8D11-00A0C91BC942}") = "h2_full_high_initial_seqno_
 		{B23D3D1A-9438-4EDA-BEB6-9A0A03D17792} = {B23D3D1A-9438-4EDA-BEB6-9A0A03D17792}
 	EndProjectSection
 EndProject
+Project("{8BC9CEB8-8B4A-11D0-8D11-00A0C91BC942}") = "h2_full_hpack_size_nosec_test", "vcxproj\test\h2_full_hpack_size_nosec_test\h2_full_hpack_size_nosec_test.vcxproj", "{C355D9BD-F3C7-CA89-E125-44D1BAEE22C1}"
+	ProjectSection(myProperties) = preProject
+        	lib = "False"
+	EndProjectSection
+	ProjectSection(ProjectDependencies) = postProject
+		{882B2933-F340-7027-7090-28CEAE9F1BE6} = {882B2933-F340-7027-7090-28CEAE9F1BE6}
+		{22A644D5-9A2B-4EF8-7792-AEB0C66A10E5} = {22A644D5-9A2B-4EF8-7792-AEB0C66A10E5}
+		{0A7E7F92-FDEA-40F1-A9EC-3BA484F98BBF} = {0A7E7F92-FDEA-40F1-A9EC-3BA484F98BBF}
+		{46CEDFFF-9692-456A-AA24-38B5D6BCF4C5} = {46CEDFFF-9692-456A-AA24-38B5D6BCF4C5}
+		{EAB0A629-17A9-44DB-B5FF-E91A721FE037} = {EAB0A629-17A9-44DB-B5FF-E91A721FE037}
+		{B23D3D1A-9438-4EDA-BEB6-9A0A03D17792} = {B23D3D1A-9438-4EDA-BEB6-9A0A03D17792}
+	EndProjectSection
+EndProject
 Project("{8BC9CEB8-8B4A-11D0-8D11-00A0C91BC942}") = "h2_full_invoke_large_request_nosec_test", "vcxproj\test\h2_full_invoke_large_request_nosec_test\h2_full_invoke_large_request_nosec_test.vcxproj", "{96C59CF1-6E80-B88D-D99C-0AA4C32F6562}"
 	ProjectSection(myProperties) = preProject
         	lib = "False"
@@ -7845,6 +7994,19 @@ Project("{8BC9CEB8-8B4A-11D0-8D11-00A0C91BC942}") = "h2_sockpair_high_initial_se
 		{B23D3D1A-9438-4EDA-BEB6-9A0A03D17792} = {B23D3D1A-9438-4EDA-BEB6-9A0A03D17792}
 	EndProjectSection
 EndProject
+Project("{8BC9CEB8-8B4A-11D0-8D11-00A0C91BC942}") = "h2_sockpair_hpack_size_nosec_test", "vcxproj\test\h2_sockpair_hpack_size_nosec_test\h2_sockpair_hpack_size_nosec_test.vcxproj", "{B35C9AC3-8160-BFCA-2EA7-0413A7A45EC4}"
+	ProjectSection(myProperties) = preProject
+        	lib = "False"
+	EndProjectSection
+	ProjectSection(ProjectDependencies) = postProject
+		{67A1675D-FF50-3B78-2706-155D69ADC290} = {67A1675D-FF50-3B78-2706-155D69ADC290}
+		{22A644D5-9A2B-4EF8-7792-AEB0C66A10E5} = {22A644D5-9A2B-4EF8-7792-AEB0C66A10E5}
+		{0A7E7F92-FDEA-40F1-A9EC-3BA484F98BBF} = {0A7E7F92-FDEA-40F1-A9EC-3BA484F98BBF}
+		{46CEDFFF-9692-456A-AA24-38B5D6BCF4C5} = {46CEDFFF-9692-456A-AA24-38B5D6BCF4C5}
+		{EAB0A629-17A9-44DB-B5FF-E91A721FE037} = {EAB0A629-17A9-44DB-B5FF-E91A721FE037}
+		{B23D3D1A-9438-4EDA-BEB6-9A0A03D17792} = {B23D3D1A-9438-4EDA-BEB6-9A0A03D17792}
+	EndProjectSection
+EndProject
 Project("{8BC9CEB8-8B4A-11D0-8D11-00A0C91BC942}") = "h2_sockpair_invoke_large_request_nosec_test", "vcxproj\test\h2_sockpair_invoke_large_request_nosec_test\h2_sockpair_invoke_large_request_nosec_test.vcxproj", "{8BF0F1D5-3CF2-DFFD-D74D-E2D7D06A65AC}"
 	ProjectSection(myProperties) = preProject
         	lib = "False"
@@ -8625,6 +8787,19 @@ Project("{8BC9CEB8-8B4A-11D0-8D11-00A0C91BC942}") = "h2_sockpair_1byte_high_init
 		{B23D3D1A-9438-4EDA-BEB6-9A0A03D17792} = {B23D3D1A-9438-4EDA-BEB6-9A0A03D17792}
 	EndProjectSection
 EndProject
+Project("{8BC9CEB8-8B4A-11D0-8D11-00A0C91BC942}") = "h2_sockpair_1byte_hpack_size_nosec_test", "vcxproj\test\h2_sockpair_1byte_hpack_size_nosec_test\h2_sockpair_1byte_hpack_size_nosec_test.vcxproj", "{93AF9D45-51B5-A902-4537-709FE4ED9830}"
+	ProjectSection(myProperties) = preProject
+        	lib = "False"
+	EndProjectSection
+	ProjectSection(ProjectDependencies) = postProject
+		{B0F4BF34-3C82-EB67-990E-959CDDBEB734} = {B0F4BF34-3C82-EB67-990E-959CDDBEB734}
+		{22A644D5-9A2B-4EF8-7792-AEB0C66A10E5} = {22A644D5-9A2B-4EF8-7792-AEB0C66A10E5}
+		{0A7E7F92-FDEA-40F1-A9EC-3BA484F98BBF} = {0A7E7F92-FDEA-40F1-A9EC-3BA484F98BBF}
+		{46CEDFFF-9692-456A-AA24-38B5D6BCF4C5} = {46CEDFFF-9692-456A-AA24-38B5D6BCF4C5}
+		{EAB0A629-17A9-44DB-B5FF-E91A721FE037} = {EAB0A629-17A9-44DB-B5FF-E91A721FE037}
+		{B23D3D1A-9438-4EDA-BEB6-9A0A03D17792} = {B23D3D1A-9438-4EDA-BEB6-9A0A03D17792}
+	EndProjectSection
+EndProject
 Project("{8BC9CEB8-8B4A-11D0-8D11-00A0C91BC942}") = "h2_sockpair_1byte_invoke_large_request_nosec_test", "vcxproj\test\h2_sockpair_1byte_invoke_large_request_nosec_test\h2_sockpair_1byte_invoke_large_request_nosec_test.vcxproj", "{0733C2AA-D898-7145-3F2E-6304DC428C5F}"
 	ProjectSection(myProperties) = preProject
         	lib = "False"
@@ -9054,6 +9229,19 @@ Project("{8BC9CEB8-8B4A-11D0-8D11-00A0C91BC942}") = "h2_uchannel_high_initial_se
 		{B23D3D1A-9438-4EDA-BEB6-9A0A03D17792} = {B23D3D1A-9438-4EDA-BEB6-9A0A03D17792}
 	EndProjectSection
 EndProject
+Project("{8BC9CEB8-8B4A-11D0-8D11-00A0C91BC942}") = "h2_uchannel_hpack_size_nosec_test", "vcxproj\test\h2_uchannel_hpack_size_nosec_test\h2_uchannel_hpack_size_nosec_test.vcxproj", "{EA53DB0D-8BA3-3BCC-10E1-8B5FACB77CA1}"
+	ProjectSection(myProperties) = preProject
+        	lib = "False"
+	EndProjectSection
+	ProjectSection(ProjectDependencies) = postProject
+		{CE17F95F-4FD3-41C3-E1B9-9B85F1FE7D4A} = {CE17F95F-4FD3-41C3-E1B9-9B85F1FE7D4A}
+		{22A644D5-9A2B-4EF8-7792-AEB0C66A10E5} = {22A644D5-9A2B-4EF8-7792-AEB0C66A10E5}
+		{0A7E7F92-FDEA-40F1-A9EC-3BA484F98BBF} = {0A7E7F92-FDEA-40F1-A9EC-3BA484F98BBF}
+		{46CEDFFF-9692-456A-AA24-38B5D6BCF4C5} = {46CEDFFF-9692-456A-AA24-38B5D6BCF4C5}
+		{EAB0A629-17A9-44DB-B5FF-E91A721FE037} = {EAB0A629-17A9-44DB-B5FF-E91A721FE037}
+		{B23D3D1A-9438-4EDA-BEB6-9A0A03D17792} = {B23D3D1A-9438-4EDA-BEB6-9A0A03D17792}
+	EndProjectSection
+EndProject
 Project("{8BC9CEB8-8B4A-11D0-8D11-00A0C91BC942}") = "h2_uchannel_invoke_large_request_nosec_test", "vcxproj\test\h2_uchannel_invoke_large_request_nosec_test\h2_uchannel_invoke_large_request_nosec_test.vcxproj", "{0EC09350-0FB9-0208-000E-1B6C534B234C}"
 	ProjectSection(myProperties) = preProject
         	lib = "False"
@@ -9932,6 +10120,22 @@ Global
 		{C3647908-B80D-F566-5659-3E98B09D83F9}.Release-DLL|Win32.Build.0 = Release|Win32
 		{C3647908-B80D-F566-5659-3E98B09D83F9}.Release-DLL|x64.ActiveCfg = Release|x64
 		{C3647908-B80D-F566-5659-3E98B09D83F9}.Release-DLL|x64.Build.0 = Release|x64
+		{22A644D5-9A2B-4EF8-7792-AEB0C66A10E5}.Debug|Win32.ActiveCfg = Debug|Win32
+		{22A644D5-9A2B-4EF8-7792-AEB0C66A10E5}.Debug|x64.ActiveCfg = Debug|x64
+		{22A644D5-9A2B-4EF8-7792-AEB0C66A10E5}.Release|Win32.ActiveCfg = Release|Win32
+		{22A644D5-9A2B-4EF8-7792-AEB0C66A10E5}.Release|x64.ActiveCfg = Release|x64
+		{22A644D5-9A2B-4EF8-7792-AEB0C66A10E5}.Debug|Win32.Build.0 = Debug|Win32
+		{22A644D5-9A2B-4EF8-7792-AEB0C66A10E5}.Debug|x64.Build.0 = Debug|x64
+		{22A644D5-9A2B-4EF8-7792-AEB0C66A10E5}.Release|Win32.Build.0 = Release|Win32
+		{22A644D5-9A2B-4EF8-7792-AEB0C66A10E5}.Release|x64.Build.0 = Release|x64
+		{22A644D5-9A2B-4EF8-7792-AEB0C66A10E5}.Debug-DLL|Win32.ActiveCfg = Debug|Win32
+		{22A644D5-9A2B-4EF8-7792-AEB0C66A10E5}.Debug-DLL|Win32.Build.0 = Debug|Win32
+		{22A644D5-9A2B-4EF8-7792-AEB0C66A10E5}.Debug-DLL|x64.ActiveCfg = Debug|x64
+		{22A644D5-9A2B-4EF8-7792-AEB0C66A10E5}.Debug-DLL|x64.Build.0 = Debug|x64
+		{22A644D5-9A2B-4EF8-7792-AEB0C66A10E5}.Release-DLL|Win32.ActiveCfg = Release|Win32
+		{22A644D5-9A2B-4EF8-7792-AEB0C66A10E5}.Release-DLL|Win32.Build.0 = Release|Win32
+		{22A644D5-9A2B-4EF8-7792-AEB0C66A10E5}.Release-DLL|x64.ActiveCfg = Release|x64
+		{22A644D5-9A2B-4EF8-7792-AEB0C66A10E5}.Release-DLL|x64.Build.0 = Release|x64
 		{30861F4C-E783-96E7-DB51-FD85757347C0}.Debug|Win32.ActiveCfg = Debug|Win32
 		{30861F4C-E783-96E7-DB51-FD85757347C0}.Debug|x64.ActiveCfg = Debug|x64
 		{30861F4C-E783-96E7-DB51-FD85757347C0}.Release|Win32.ActiveCfg = Release|Win32
@@ -11564,6 +11768,22 @@ Global
 		{1B8B71B0-ED48-43BF-0553-092CF96A330B}.Release-DLL|Win32.Build.0 = Release|Win32
 		{1B8B71B0-ED48-43BF-0553-092CF96A330B}.Release-DLL|x64.ActiveCfg = Release|x64
 		{1B8B71B0-ED48-43BF-0553-092CF96A330B}.Release-DLL|x64.Build.0 = Release|x64
+		{8E7B2D33-360B-9A26-8BFD-1BAD10769F33}.Debug|Win32.ActiveCfg = Debug|Win32
+		{8E7B2D33-360B-9A26-8BFD-1BAD10769F33}.Debug|x64.ActiveCfg = Debug|x64
+		{8E7B2D33-360B-9A26-8BFD-1BAD10769F33}.Release|Win32.ActiveCfg = Release|Win32
+		{8E7B2D33-360B-9A26-8BFD-1BAD10769F33}.Release|x64.ActiveCfg = Release|x64
+		{8E7B2D33-360B-9A26-8BFD-1BAD10769F33}.Debug|Win32.Build.0 = Debug|Win32
+		{8E7B2D33-360B-9A26-8BFD-1BAD10769F33}.Debug|x64.Build.0 = Debug|x64
+		{8E7B2D33-360B-9A26-8BFD-1BAD10769F33}.Release|Win32.Build.0 = Release|Win32
+		{8E7B2D33-360B-9A26-8BFD-1BAD10769F33}.Release|x64.Build.0 = Release|x64
+		{8E7B2D33-360B-9A26-8BFD-1BAD10769F33}.Debug-DLL|Win32.ActiveCfg = Debug|Win32
+		{8E7B2D33-360B-9A26-8BFD-1BAD10769F33}.Debug-DLL|Win32.Build.0 = Debug|Win32
+		{8E7B2D33-360B-9A26-8BFD-1BAD10769F33}.Debug-DLL|x64.ActiveCfg = Debug|x64
+		{8E7B2D33-360B-9A26-8BFD-1BAD10769F33}.Debug-DLL|x64.Build.0 = Debug|x64
+		{8E7B2D33-360B-9A26-8BFD-1BAD10769F33}.Release-DLL|Win32.ActiveCfg = Release|Win32
+		{8E7B2D33-360B-9A26-8BFD-1BAD10769F33}.Release-DLL|Win32.Build.0 = Release|Win32
+		{8E7B2D33-360B-9A26-8BFD-1BAD10769F33}.Release-DLL|x64.ActiveCfg = Release|x64
+		{8E7B2D33-360B-9A26-8BFD-1BAD10769F33}.Release-DLL|x64.Build.0 = Release|x64
 		{FE9E76C0-74CB-5085-6CE6-862E49037F0B}.Debug|Win32.ActiveCfg = Debug|Win32
 		{FE9E76C0-74CB-5085-6CE6-862E49037F0B}.Debug|x64.ActiveCfg = Debug|x64
 		{FE9E76C0-74CB-5085-6CE6-862E49037F0B}.Release|Win32.ActiveCfg = Release|Win32
@@ -12124,6 +12344,22 @@ Global
 		{65265C4A-46B8-F54C-96AB-10A292FE851F}.Release-DLL|Win32.Build.0 = Release|Win32
 		{65265C4A-46B8-F54C-96AB-10A292FE851F}.Release-DLL|x64.ActiveCfg = Release|x64
 		{65265C4A-46B8-F54C-96AB-10A292FE851F}.Release-DLL|x64.Build.0 = Release|x64
+		{5CDFA7CB-09E1-E01E-E21D-7446146478CC}.Debug|Win32.ActiveCfg = Debug|Win32
+		{5CDFA7CB-09E1-E01E-E21D-7446146478CC}.Debug|x64.ActiveCfg = Debug|x64
+		{5CDFA7CB-09E1-E01E-E21D-7446146478CC}.Release|Win32.ActiveCfg = Release|Win32
+		{5CDFA7CB-09E1-E01E-E21D-7446146478CC}.Release|x64.ActiveCfg = Release|x64
+		{5CDFA7CB-09E1-E01E-E21D-7446146478CC}.Debug|Win32.Build.0 = Debug|Win32
+		{5CDFA7CB-09E1-E01E-E21D-7446146478CC}.Debug|x64.Build.0 = Debug|x64
+		{5CDFA7CB-09E1-E01E-E21D-7446146478CC}.Release|Win32.Build.0 = Release|Win32
+		{5CDFA7CB-09E1-E01E-E21D-7446146478CC}.Release|x64.Build.0 = Release|x64
+		{5CDFA7CB-09E1-E01E-E21D-7446146478CC}.Debug-DLL|Win32.ActiveCfg = Debug|Win32
+		{5CDFA7CB-09E1-E01E-E21D-7446146478CC}.Debug-DLL|Win32.Build.0 = Debug|Win32
+		{5CDFA7CB-09E1-E01E-E21D-7446146478CC}.Debug-DLL|x64.ActiveCfg = Debug|x64
+		{5CDFA7CB-09E1-E01E-E21D-7446146478CC}.Debug-DLL|x64.Build.0 = Debug|x64
+		{5CDFA7CB-09E1-E01E-E21D-7446146478CC}.Release-DLL|Win32.ActiveCfg = Release|Win32
+		{5CDFA7CB-09E1-E01E-E21D-7446146478CC}.Release-DLL|Win32.Build.0 = Release|Win32
+		{5CDFA7CB-09E1-E01E-E21D-7446146478CC}.Release-DLL|x64.ActiveCfg = Release|x64
+		{5CDFA7CB-09E1-E01E-E21D-7446146478CC}.Release-DLL|x64.Build.0 = Release|x64
 		{93980DE4-8935-C0F5-86F8-22B3F0811121}.Debug|Win32.ActiveCfg = Debug|Win32
 		{93980DE4-8935-C0F5-86F8-22B3F0811121}.Debug|x64.ActiveCfg = Debug|x64
 		{93980DE4-8935-C0F5-86F8-22B3F0811121}.Release|Win32.ActiveCfg = Release|Win32
@@ -12684,6 +12920,22 @@ Global
 		{87CE6537-F5DC-4AF1-6206-D9C31058226D}.Release-DLL|Win32.Build.0 = Release|Win32
 		{87CE6537-F5DC-4AF1-6206-D9C31058226D}.Release-DLL|x64.ActiveCfg = Release|x64
 		{87CE6537-F5DC-4AF1-6206-D9C31058226D}.Release-DLL|x64.Build.0 = Release|x64
+		{C655AED5-AF53-D09E-A8EA-60AE0F2D149A}.Debug|Win32.ActiveCfg = Debug|Win32
+		{C655AED5-AF53-D09E-A8EA-60AE0F2D149A}.Debug|x64.ActiveCfg = Debug|x64
+		{C655AED5-AF53-D09E-A8EA-60AE0F2D149A}.Release|Win32.ActiveCfg = Release|Win32
+		{C655AED5-AF53-D09E-A8EA-60AE0F2D149A}.Release|x64.ActiveCfg = Release|x64
+		{C655AED5-AF53-D09E-A8EA-60AE0F2D149A}.Debug|Win32.Build.0 = Debug|Win32
+		{C655AED5-AF53-D09E-A8EA-60AE0F2D149A}.Debug|x64.Build.0 = Debug|x64
+		{C655AED5-AF53-D09E-A8EA-60AE0F2D149A}.Release|Win32.Build.0 = Release|Win32
+		{C655AED5-AF53-D09E-A8EA-60AE0F2D149A}.Release|x64.Build.0 = Release|x64
+		{C655AED5-AF53-D09E-A8EA-60AE0F2D149A}.Debug-DLL|Win32.ActiveCfg = Debug|Win32
+		{C655AED5-AF53-D09E-A8EA-60AE0F2D149A}.Debug-DLL|Win32.Build.0 = Debug|Win32
+		{C655AED5-AF53-D09E-A8EA-60AE0F2D149A}.Debug-DLL|x64.ActiveCfg = Debug|x64
+		{C655AED5-AF53-D09E-A8EA-60AE0F2D149A}.Debug-DLL|x64.Build.0 = Debug|x64
+		{C655AED5-AF53-D09E-A8EA-60AE0F2D149A}.Release-DLL|Win32.ActiveCfg = Release|Win32
+		{C655AED5-AF53-D09E-A8EA-60AE0F2D149A}.Release-DLL|Win32.Build.0 = Release|Win32
+		{C655AED5-AF53-D09E-A8EA-60AE0F2D149A}.Release-DLL|x64.ActiveCfg = Release|x64
+		{C655AED5-AF53-D09E-A8EA-60AE0F2D149A}.Release-DLL|x64.Build.0 = Release|x64
 		{F97198F5-D5EC-E06B-C51F-1BF7644D7422}.Debug|Win32.ActiveCfg = Debug|Win32
 		{F97198F5-D5EC-E06B-C51F-1BF7644D7422}.Debug|x64.ActiveCfg = Debug|x64
 		{F97198F5-D5EC-E06B-C51F-1BF7644D7422}.Release|Win32.ActiveCfg = Release|Win32
@@ -13244,6 +13496,22 @@ Global
 		{7E1DDE0D-E68B-BF0B-2EE7-AAFE5C9CCD58}.Release-DLL|Win32.Build.0 = Release|Win32
 		{7E1DDE0D-E68B-BF0B-2EE7-AAFE5C9CCD58}.Release-DLL|x64.ActiveCfg = Release|x64
 		{7E1DDE0D-E68B-BF0B-2EE7-AAFE5C9CCD58}.Release-DLL|x64.Build.0 = Release|x64
+		{CA3C2D7E-58C7-C05E-6D3B-70383020D8C2}.Debug|Win32.ActiveCfg = Debug|Win32
+		{CA3C2D7E-58C7-C05E-6D3B-70383020D8C2}.Debug|x64.ActiveCfg = Debug|x64
+		{CA3C2D7E-58C7-C05E-6D3B-70383020D8C2}.Release|Win32.ActiveCfg = Release|Win32
+		{CA3C2D7E-58C7-C05E-6D3B-70383020D8C2}.Release|x64.ActiveCfg = Release|x64
+		{CA3C2D7E-58C7-C05E-6D3B-70383020D8C2}.Debug|Win32.Build.0 = Debug|Win32
+		{CA3C2D7E-58C7-C05E-6D3B-70383020D8C2}.Debug|x64.Build.0 = Debug|x64
+		{CA3C2D7E-58C7-C05E-6D3B-70383020D8C2}.Release|Win32.Build.0 = Release|Win32
+		{CA3C2D7E-58C7-C05E-6D3B-70383020D8C2}.Release|x64.Build.0 = Release|x64
+		{CA3C2D7E-58C7-C05E-6D3B-70383020D8C2}.Debug-DLL|Win32.ActiveCfg = Debug|Win32
+		{CA3C2D7E-58C7-C05E-6D3B-70383020D8C2}.Debug-DLL|Win32.Build.0 = Debug|Win32
+		{CA3C2D7E-58C7-C05E-6D3B-70383020D8C2}.Debug-DLL|x64.ActiveCfg = Debug|x64
+		{CA3C2D7E-58C7-C05E-6D3B-70383020D8C2}.Debug-DLL|x64.Build.0 = Debug|x64
+		{CA3C2D7E-58C7-C05E-6D3B-70383020D8C2}.Release-DLL|Win32.ActiveCfg = Release|Win32
+		{CA3C2D7E-58C7-C05E-6D3B-70383020D8C2}.Release-DLL|Win32.Build.0 = Release|Win32
+		{CA3C2D7E-58C7-C05E-6D3B-70383020D8C2}.Release-DLL|x64.ActiveCfg = Release|x64
+		{CA3C2D7E-58C7-C05E-6D3B-70383020D8C2}.Release-DLL|x64.Build.0 = Release|x64
 		{945F52A3-91ED-5891-9D11-D07A19E4FEA2}.Debug|Win32.ActiveCfg = Debug|Win32
 		{945F52A3-91ED-5891-9D11-D07A19E4FEA2}.Debug|x64.ActiveCfg = Debug|x64
 		{945F52A3-91ED-5891-9D11-D07A19E4FEA2}.Release|Win32.ActiveCfg = Release|Win32
@@ -14252,6 +14520,22 @@ Global
 		{0AE39FD9-59E4-1F8A-E8DD-1FCBFC62D2B3}.Release-DLL|Win32.Build.0 = Release|Win32
 		{0AE39FD9-59E4-1F8A-E8DD-1FCBFC62D2B3}.Release-DLL|x64.ActiveCfg = Release|x64
 		{0AE39FD9-59E4-1F8A-E8DD-1FCBFC62D2B3}.Release-DLL|x64.Build.0 = Release|x64
+		{E96735FF-B1CF-51D2-1923-53292AF72C4E}.Debug|Win32.ActiveCfg = Debug|Win32
+		{E96735FF-B1CF-51D2-1923-53292AF72C4E}.Debug|x64.ActiveCfg = Debug|x64
+		{E96735FF-B1CF-51D2-1923-53292AF72C4E}.Release|Win32.ActiveCfg = Release|Win32
+		{E96735FF-B1CF-51D2-1923-53292AF72C4E}.Release|x64.ActiveCfg = Release|x64
+		{E96735FF-B1CF-51D2-1923-53292AF72C4E}.Debug|Win32.Build.0 = Debug|Win32
+		{E96735FF-B1CF-51D2-1923-53292AF72C4E}.Debug|x64.Build.0 = Debug|x64
+		{E96735FF-B1CF-51D2-1923-53292AF72C4E}.Release|Win32.Build.0 = Release|Win32
+		{E96735FF-B1CF-51D2-1923-53292AF72C4E}.Release|x64.Build.0 = Release|x64
+		{E96735FF-B1CF-51D2-1923-53292AF72C4E}.Debug-DLL|Win32.ActiveCfg = Debug|Win32
+		{E96735FF-B1CF-51D2-1923-53292AF72C4E}.Debug-DLL|Win32.Build.0 = Debug|Win32
+		{E96735FF-B1CF-51D2-1923-53292AF72C4E}.Debug-DLL|x64.ActiveCfg = Debug|x64
+		{E96735FF-B1CF-51D2-1923-53292AF72C4E}.Debug-DLL|x64.Build.0 = Debug|x64
+		{E96735FF-B1CF-51D2-1923-53292AF72C4E}.Release-DLL|Win32.ActiveCfg = Release|Win32
+		{E96735FF-B1CF-51D2-1923-53292AF72C4E}.Release-DLL|Win32.Build.0 = Release|Win32
+		{E96735FF-B1CF-51D2-1923-53292AF72C4E}.Release-DLL|x64.ActiveCfg = Release|x64
+		{E96735FF-B1CF-51D2-1923-53292AF72C4E}.Release-DLL|x64.Build.0 = Release|x64
 		{1A1AA28B-D635-F4BD-DFFA-096D2E4BA9BF}.Debug|Win32.ActiveCfg = Debug|Win32
 		{1A1AA28B-D635-F4BD-DFFA-096D2E4BA9BF}.Debug|x64.ActiveCfg = Debug|x64
 		{1A1AA28B-D635-F4BD-DFFA-096D2E4BA9BF}.Release|Win32.ActiveCfg = Release|Win32
@@ -15244,6 +15528,22 @@ Global
 		{81643723-BBFA-AA83-B6AC-9FF770B4ED34}.Release-DLL|Win32.Build.0 = Release|Win32
 		{81643723-BBFA-AA83-B6AC-9FF770B4ED34}.Release-DLL|x64.ActiveCfg = Release|x64
 		{81643723-BBFA-AA83-B6AC-9FF770B4ED34}.Release-DLL|x64.Build.0 = Release|x64
+		{0B07D219-39A5-729B-EB0F-8B81E562D808}.Debug|Win32.ActiveCfg = Debug|Win32
+		{0B07D219-39A5-729B-EB0F-8B81E562D808}.Debug|x64.ActiveCfg = Debug|x64
+		{0B07D219-39A5-729B-EB0F-8B81E562D808}.Release|Win32.ActiveCfg = Release|Win32
+		{0B07D219-39A5-729B-EB0F-8B81E562D808}.Release|x64.ActiveCfg = Release|x64
+		{0B07D219-39A5-729B-EB0F-8B81E562D808}.Debug|Win32.Build.0 = Debug|Win32
+		{0B07D219-39A5-729B-EB0F-8B81E562D808}.Debug|x64.Build.0 = Debug|x64
+		{0B07D219-39A5-729B-EB0F-8B81E562D808}.Release|Win32.Build.0 = Release|Win32
+		{0B07D219-39A5-729B-EB0F-8B81E562D808}.Release|x64.Build.0 = Release|x64
+		{0B07D219-39A5-729B-EB0F-8B81E562D808}.Debug-DLL|Win32.ActiveCfg = Debug|Win32
+		{0B07D219-39A5-729B-EB0F-8B81E562D808}.Debug-DLL|Win32.Build.0 = Debug|Win32
+		{0B07D219-39A5-729B-EB0F-8B81E562D808}.Debug-DLL|x64.ActiveCfg = Debug|x64
+		{0B07D219-39A5-729B-EB0F-8B81E562D808}.Debug-DLL|x64.Build.0 = Debug|x64
+		{0B07D219-39A5-729B-EB0F-8B81E562D808}.Release-DLL|Win32.ActiveCfg = Release|Win32
+		{0B07D219-39A5-729B-EB0F-8B81E562D808}.Release-DLL|Win32.Build.0 = Release|Win32
+		{0B07D219-39A5-729B-EB0F-8B81E562D808}.Release-DLL|x64.ActiveCfg = Release|x64
+		{0B07D219-39A5-729B-EB0F-8B81E562D808}.Release-DLL|x64.Build.0 = Release|x64
 		{45EED825-B3C0-63AE-43FE-CFA8DD3164EC}.Debug|Win32.ActiveCfg = Debug|Win32
 		{45EED825-B3C0-63AE-43FE-CFA8DD3164EC}.Debug|x64.ActiveCfg = Debug|x64
 		{45EED825-B3C0-63AE-43FE-CFA8DD3164EC}.Release|Win32.ActiveCfg = Release|Win32
@@ -15788,6 +16088,22 @@ Global
 		{82D02001-4051-0130-886D-6EED6E8180D9}.Release-DLL|Win32.Build.0 = Release|Win32
 		{82D02001-4051-0130-886D-6EED6E8180D9}.Release-DLL|x64.ActiveCfg = Release|x64
 		{82D02001-4051-0130-886D-6EED6E8180D9}.Release-DLL|x64.Build.0 = Release|x64
+		{856DAD36-A161-9876-9548-48D06BFA35C1}.Debug|Win32.ActiveCfg = Debug|Win32
+		{856DAD36-A161-9876-9548-48D06BFA35C1}.Debug|x64.ActiveCfg = Debug|x64
+		{856DAD36-A161-9876-9548-48D06BFA35C1}.Release|Win32.ActiveCfg = Release|Win32
+		{856DAD36-A161-9876-9548-48D06BFA35C1}.Release|x64.ActiveCfg = Release|x64
+		{856DAD36-A161-9876-9548-48D06BFA35C1}.Debug|Win32.Build.0 = Debug|Win32
+		{856DAD36-A161-9876-9548-48D06BFA35C1}.Debug|x64.Build.0 = Debug|x64
+		{856DAD36-A161-9876-9548-48D06BFA35C1}.Release|Win32.Build.0 = Release|Win32
+		{856DAD36-A161-9876-9548-48D06BFA35C1}.Release|x64.Build.0 = Release|x64
+		{856DAD36-A161-9876-9548-48D06BFA35C1}.Debug-DLL|Win32.ActiveCfg = Debug|Win32
+		{856DAD36-A161-9876-9548-48D06BFA35C1}.Debug-DLL|Win32.Build.0 = Debug|Win32
+		{856DAD36-A161-9876-9548-48D06BFA35C1}.Debug-DLL|x64.ActiveCfg = Debug|x64
+		{856DAD36-A161-9876-9548-48D06BFA35C1}.Debug-DLL|x64.Build.0 = Debug|x64
+		{856DAD36-A161-9876-9548-48D06BFA35C1}.Release-DLL|Win32.ActiveCfg = Release|Win32
+		{856DAD36-A161-9876-9548-48D06BFA35C1}.Release-DLL|Win32.Build.0 = Release|Win32
+		{856DAD36-A161-9876-9548-48D06BFA35C1}.Release-DLL|x64.ActiveCfg = Release|x64
+		{856DAD36-A161-9876-9548-48D06BFA35C1}.Release-DLL|x64.Build.0 = Release|x64
 		{CB6E0DFE-7AA8-5F3A-431E-5D769E9339F7}.Debug|Win32.ActiveCfg = Debug|Win32
 		{CB6E0DFE-7AA8-5F3A-431E-5D769E9339F7}.Debug|x64.ActiveCfg = Debug|x64
 		{CB6E0DFE-7AA8-5F3A-431E-5D769E9339F7}.Release|Win32.ActiveCfg = Release|Win32
@@ -16844,6 +17160,22 @@ Global
 		{359D18A0-DEE3-EDD5-1C4C-662EC638C910}.Release-DLL|Win32.Build.0 = Release|Win32
 		{359D18A0-DEE3-EDD5-1C4C-662EC638C910}.Release-DLL|x64.ActiveCfg = Release|x64
 		{359D18A0-DEE3-EDD5-1C4C-662EC638C910}.Release-DLL|x64.Build.0 = Release|x64
+		{9CFB3202-D95F-E541-9A6F-BE561CAFE1AE}.Debug|Win32.ActiveCfg = Debug|Win32
+		{9CFB3202-D95F-E541-9A6F-BE561CAFE1AE}.Debug|x64.ActiveCfg = Debug|x64
+		{9CFB3202-D95F-E541-9A6F-BE561CAFE1AE}.Release|Win32.ActiveCfg = Release|Win32
+		{9CFB3202-D95F-E541-9A6F-BE561CAFE1AE}.Release|x64.ActiveCfg = Release|x64
+		{9CFB3202-D95F-E541-9A6F-BE561CAFE1AE}.Debug|Win32.Build.0 = Debug|Win32
+		{9CFB3202-D95F-E541-9A6F-BE561CAFE1AE}.Debug|x64.Build.0 = Debug|x64
+		{9CFB3202-D95F-E541-9A6F-BE561CAFE1AE}.Release|Win32.Build.0 = Release|Win32
+		{9CFB3202-D95F-E541-9A6F-BE561CAFE1AE}.Release|x64.Build.0 = Release|x64
+		{9CFB3202-D95F-E541-9A6F-BE561CAFE1AE}.Debug-DLL|Win32.ActiveCfg = Debug|Win32
+		{9CFB3202-D95F-E541-9A6F-BE561CAFE1AE}.Debug-DLL|Win32.Build.0 = Debug|Win32
+		{9CFB3202-D95F-E541-9A6F-BE561CAFE1AE}.Debug-DLL|x64.ActiveCfg = Debug|x64
+		{9CFB3202-D95F-E541-9A6F-BE561CAFE1AE}.Debug-DLL|x64.Build.0 = Debug|x64
+		{9CFB3202-D95F-E541-9A6F-BE561CAFE1AE}.Release-DLL|Win32.ActiveCfg = Release|Win32
+		{9CFB3202-D95F-E541-9A6F-BE561CAFE1AE}.Release-DLL|Win32.Build.0 = Release|Win32
+		{9CFB3202-D95F-E541-9A6F-BE561CAFE1AE}.Release-DLL|x64.ActiveCfg = Release|x64
+		{9CFB3202-D95F-E541-9A6F-BE561CAFE1AE}.Release-DLL|x64.Build.0 = Release|x64
 		{7B5AE7B2-6D7E-D97F-A6A4-721C7446171F}.Debug|Win32.ActiveCfg = Debug|Win32
 		{7B5AE7B2-6D7E-D97F-A6A4-721C7446171F}.Debug|x64.ActiveCfg = Debug|x64
 		{7B5AE7B2-6D7E-D97F-A6A4-721C7446171F}.Release|Win32.ActiveCfg = Release|Win32
@@ -17388,6 +17720,22 @@ Global
 		{E6C18E4E-ABC4-1C26-BAD6-67F92B80942F}.Release-DLL|Win32.Build.0 = Release|Win32
 		{E6C18E4E-ABC4-1C26-BAD6-67F92B80942F}.Release-DLL|x64.ActiveCfg = Release|x64
 		{E6C18E4E-ABC4-1C26-BAD6-67F92B80942F}.Release-DLL|x64.Build.0 = Release|x64
+		{5A641212-7C59-E552-0ED6-F05F710DD4F5}.Debug|Win32.ActiveCfg = Debug|Win32
+		{5A641212-7C59-E552-0ED6-F05F710DD4F5}.Debug|x64.ActiveCfg = Debug|x64
+		{5A641212-7C59-E552-0ED6-F05F710DD4F5}.Release|Win32.ActiveCfg = Release|Win32
+		{5A641212-7C59-E552-0ED6-F05F710DD4F5}.Release|x64.ActiveCfg = Release|x64
+		{5A641212-7C59-E552-0ED6-F05F710DD4F5}.Debug|Win32.Build.0 = Debug|Win32
+		{5A641212-7C59-E552-0ED6-F05F710DD4F5}.Debug|x64.Build.0 = Debug|x64
+		{5A641212-7C59-E552-0ED6-F05F710DD4F5}.Release|Win32.Build.0 = Release|Win32
+		{5A641212-7C59-E552-0ED6-F05F710DD4F5}.Release|x64.Build.0 = Release|x64
+		{5A641212-7C59-E552-0ED6-F05F710DD4F5}.Debug-DLL|Win32.ActiveCfg = Debug|Win32
+		{5A641212-7C59-E552-0ED6-F05F710DD4F5}.Debug-DLL|Win32.Build.0 = Debug|Win32
+		{5A641212-7C59-E552-0ED6-F05F710DD4F5}.Debug-DLL|x64.ActiveCfg = Debug|x64
+		{5A641212-7C59-E552-0ED6-F05F710DD4F5}.Debug-DLL|x64.Build.0 = Debug|x64
+		{5A641212-7C59-E552-0ED6-F05F710DD4F5}.Release-DLL|Win32.ActiveCfg = Release|Win32
+		{5A641212-7C59-E552-0ED6-F05F710DD4F5}.Release-DLL|Win32.Build.0 = Release|Win32
+		{5A641212-7C59-E552-0ED6-F05F710DD4F5}.Release-DLL|x64.ActiveCfg = Release|x64
+		{5A641212-7C59-E552-0ED6-F05F710DD4F5}.Release-DLL|x64.Build.0 = Release|x64
 		{C3A6661F-806B-BDE6-AF91-032175B443F8}.Debug|Win32.ActiveCfg = Debug|Win32
 		{C3A6661F-806B-BDE6-AF91-032175B443F8}.Debug|x64.ActiveCfg = Debug|x64
 		{C3A6661F-806B-BDE6-AF91-032175B443F8}.Release|Win32.ActiveCfg = Release|Win32
@@ -17932,6 +18280,22 @@ Global
 		{FDA69240-B598-500E-8E6E-741A1290ECB9}.Release-DLL|Win32.Build.0 = Release|Win32
 		{FDA69240-B598-500E-8E6E-741A1290ECB9}.Release-DLL|x64.ActiveCfg = Release|x64
 		{FDA69240-B598-500E-8E6E-741A1290ECB9}.Release-DLL|x64.Build.0 = Release|x64
+		{C355D9BD-F3C7-CA89-E125-44D1BAEE22C1}.Debug|Win32.ActiveCfg = Debug|Win32
+		{C355D9BD-F3C7-CA89-E125-44D1BAEE22C1}.Debug|x64.ActiveCfg = Debug|x64
+		{C355D9BD-F3C7-CA89-E125-44D1BAEE22C1}.Release|Win32.ActiveCfg = Release|Win32
+		{C355D9BD-F3C7-CA89-E125-44D1BAEE22C1}.Release|x64.ActiveCfg = Release|x64
+		{C355D9BD-F3C7-CA89-E125-44D1BAEE22C1}.Debug|Win32.Build.0 = Debug|Win32
+		{C355D9BD-F3C7-CA89-E125-44D1BAEE22C1}.Debug|x64.Build.0 = Debug|x64
+		{C355D9BD-F3C7-CA89-E125-44D1BAEE22C1}.Release|Win32.Build.0 = Release|Win32
+		{C355D9BD-F3C7-CA89-E125-44D1BAEE22C1}.Release|x64.Build.0 = Release|x64
+		{C355D9BD-F3C7-CA89-E125-44D1BAEE22C1}.Debug-DLL|Win32.ActiveCfg = Debug|Win32
+		{C355D9BD-F3C7-CA89-E125-44D1BAEE22C1}.Debug-DLL|Win32.Build.0 = Debug|Win32
+		{C355D9BD-F3C7-CA89-E125-44D1BAEE22C1}.Debug-DLL|x64.ActiveCfg = Debug|x64
+		{C355D9BD-F3C7-CA89-E125-44D1BAEE22C1}.Debug-DLL|x64.Build.0 = Debug|x64
+		{C355D9BD-F3C7-CA89-E125-44D1BAEE22C1}.Release-DLL|Win32.ActiveCfg = Release|Win32
+		{C355D9BD-F3C7-CA89-E125-44D1BAEE22C1}.Release-DLL|Win32.Build.0 = Release|Win32
+		{C355D9BD-F3C7-CA89-E125-44D1BAEE22C1}.Release-DLL|x64.ActiveCfg = Release|x64
+		{C355D9BD-F3C7-CA89-E125-44D1BAEE22C1}.Release-DLL|x64.Build.0 = Release|x64
 		{96C59CF1-6E80-B88D-D99C-0AA4C32F6562}.Debug|Win32.ActiveCfg = Debug|Win32
 		{96C59CF1-6E80-B88D-D99C-0AA4C32F6562}.Debug|x64.ActiveCfg = Debug|x64
 		{96C59CF1-6E80-B88D-D99C-0AA4C32F6562}.Release|Win32.ActiveCfg = Release|Win32
@@ -18908,6 +19272,22 @@ Global
 		{D4F84CA0-7020-BDD6-2EB8-2F773A7884A5}.Release-DLL|Win32.Build.0 = Release|Win32
 		{D4F84CA0-7020-BDD6-2EB8-2F773A7884A5}.Release-DLL|x64.ActiveCfg = Release|x64
 		{D4F84CA0-7020-BDD6-2EB8-2F773A7884A5}.Release-DLL|x64.Build.0 = Release|x64
+		{B35C9AC3-8160-BFCA-2EA7-0413A7A45EC4}.Debug|Win32.ActiveCfg = Debug|Win32
+		{B35C9AC3-8160-BFCA-2EA7-0413A7A45EC4}.Debug|x64.ActiveCfg = Debug|x64
+		{B35C9AC3-8160-BFCA-2EA7-0413A7A45EC4}.Release|Win32.ActiveCfg = Release|Win32
+		{B35C9AC3-8160-BFCA-2EA7-0413A7A45EC4}.Release|x64.ActiveCfg = Release|x64
+		{B35C9AC3-8160-BFCA-2EA7-0413A7A45EC4}.Debug|Win32.Build.0 = Debug|Win32
+		{B35C9AC3-8160-BFCA-2EA7-0413A7A45EC4}.Debug|x64.Build.0 = Debug|x64
+		{B35C9AC3-8160-BFCA-2EA7-0413A7A45EC4}.Release|Win32.Build.0 = Release|Win32
+		{B35C9AC3-8160-BFCA-2EA7-0413A7A45EC4}.Release|x64.Build.0 = Release|x64
+		{B35C9AC3-8160-BFCA-2EA7-0413A7A45EC4}.Debug-DLL|Win32.ActiveCfg = Debug|Win32
+		{B35C9AC3-8160-BFCA-2EA7-0413A7A45EC4}.Debug-DLL|Win32.Build.0 = Debug|Win32
+		{B35C9AC3-8160-BFCA-2EA7-0413A7A45EC4}.Debug-DLL|x64.ActiveCfg = Debug|x64
+		{B35C9AC3-8160-BFCA-2EA7-0413A7A45EC4}.Debug-DLL|x64.Build.0 = Debug|x64
+		{B35C9AC3-8160-BFCA-2EA7-0413A7A45EC4}.Release-DLL|Win32.ActiveCfg = Release|Win32
+		{B35C9AC3-8160-BFCA-2EA7-0413A7A45EC4}.Release-DLL|Win32.Build.0 = Release|Win32
+		{B35C9AC3-8160-BFCA-2EA7-0413A7A45EC4}.Release-DLL|x64.ActiveCfg = Release|x64
+		{B35C9AC3-8160-BFCA-2EA7-0413A7A45EC4}.Release-DLL|x64.Build.0 = Release|x64
 		{8BF0F1D5-3CF2-DFFD-D74D-E2D7D06A65AC}.Debug|Win32.ActiveCfg = Debug|Win32
 		{8BF0F1D5-3CF2-DFFD-D74D-E2D7D06A65AC}.Debug|x64.ActiveCfg = Debug|x64
 		{8BF0F1D5-3CF2-DFFD-D74D-E2D7D06A65AC}.Release|Win32.ActiveCfg = Release|Win32
@@ -19868,6 +20248,22 @@ Global
 		{0ACE1393-1D1C-9563-2EFD-258C38B2C5A5}.Release-DLL|Win32.Build.0 = Release|Win32
 		{0ACE1393-1D1C-9563-2EFD-258C38B2C5A5}.Release-DLL|x64.ActiveCfg = Release|x64
 		{0ACE1393-1D1C-9563-2EFD-258C38B2C5A5}.Release-DLL|x64.Build.0 = Release|x64
+		{93AF9D45-51B5-A902-4537-709FE4ED9830}.Debug|Win32.ActiveCfg = Debug|Win32
+		{93AF9D45-51B5-A902-4537-709FE4ED9830}.Debug|x64.ActiveCfg = Debug|x64
+		{93AF9D45-51B5-A902-4537-709FE4ED9830}.Release|Win32.ActiveCfg = Release|Win32
+		{93AF9D45-51B5-A902-4537-709FE4ED9830}.Release|x64.ActiveCfg = Release|x64
+		{93AF9D45-51B5-A902-4537-709FE4ED9830}.Debug|Win32.Build.0 = Debug|Win32
+		{93AF9D45-51B5-A902-4537-709FE4ED9830}.Debug|x64.Build.0 = Debug|x64
+		{93AF9D45-51B5-A902-4537-709FE4ED9830}.Release|Win32.Build.0 = Release|Win32
+		{93AF9D45-51B5-A902-4537-709FE4ED9830}.Release|x64.Build.0 = Release|x64
+		{93AF9D45-51B5-A902-4537-709FE4ED9830}.Debug-DLL|Win32.ActiveCfg = Debug|Win32
+		{93AF9D45-51B5-A902-4537-709FE4ED9830}.Debug-DLL|Win32.Build.0 = Debug|Win32
+		{93AF9D45-51B5-A902-4537-709FE4ED9830}.Debug-DLL|x64.ActiveCfg = Debug|x64
+		{93AF9D45-51B5-A902-4537-709FE4ED9830}.Debug-DLL|x64.Build.0 = Debug|x64
+		{93AF9D45-51B5-A902-4537-709FE4ED9830}.Release-DLL|Win32.ActiveCfg = Release|Win32
+		{93AF9D45-51B5-A902-4537-709FE4ED9830}.Release-DLL|Win32.Build.0 = Release|Win32
+		{93AF9D45-51B5-A902-4537-709FE4ED9830}.Release-DLL|x64.ActiveCfg = Release|x64
+		{93AF9D45-51B5-A902-4537-709FE4ED9830}.Release-DLL|x64.Build.0 = Release|x64
 		{0733C2AA-D898-7145-3F2E-6304DC428C5F}.Debug|Win32.ActiveCfg = Debug|Win32
 		{0733C2AA-D898-7145-3F2E-6304DC428C5F}.Debug|x64.ActiveCfg = Debug|x64
 		{0733C2AA-D898-7145-3F2E-6304DC428C5F}.Release|Win32.ActiveCfg = Release|Win32
@@ -20396,6 +20792,22 @@ Global
 		{90CCC199-D242-7546-C1C0-4AA6899703DE}.Release-DLL|Win32.Build.0 = Release|Win32
 		{90CCC199-D242-7546-C1C0-4AA6899703DE}.Release-DLL|x64.ActiveCfg = Release|x64
 		{90CCC199-D242-7546-C1C0-4AA6899703DE}.Release-DLL|x64.Build.0 = Release|x64
+		{EA53DB0D-8BA3-3BCC-10E1-8B5FACB77CA1}.Debug|Win32.ActiveCfg = Debug|Win32
+		{EA53DB0D-8BA3-3BCC-10E1-8B5FACB77CA1}.Debug|x64.ActiveCfg = Debug|x64
+		{EA53DB0D-8BA3-3BCC-10E1-8B5FACB77CA1}.Release|Win32.ActiveCfg = Release|Win32
+		{EA53DB0D-8BA3-3BCC-10E1-8B5FACB77CA1}.Release|x64.ActiveCfg = Release|x64
+		{EA53DB0D-8BA3-3BCC-10E1-8B5FACB77CA1}.Debug|Win32.Build.0 = Debug|Win32
+		{EA53DB0D-8BA3-3BCC-10E1-8B5FACB77CA1}.Debug|x64.Build.0 = Debug|x64
+		{EA53DB0D-8BA3-3BCC-10E1-8B5FACB77CA1}.Release|Win32.Build.0 = Release|Win32
+		{EA53DB0D-8BA3-3BCC-10E1-8B5FACB77CA1}.Release|x64.Build.0 = Release|x64
+		{EA53DB0D-8BA3-3BCC-10E1-8B5FACB77CA1}.Debug-DLL|Win32.ActiveCfg = Debug|Win32
+		{EA53DB0D-8BA3-3BCC-10E1-8B5FACB77CA1}.Debug-DLL|Win32.Build.0 = Debug|Win32
+		{EA53DB0D-8BA3-3BCC-10E1-8B5FACB77CA1}.Debug-DLL|x64.ActiveCfg = Debug|x64
+		{EA53DB0D-8BA3-3BCC-10E1-8B5FACB77CA1}.Debug-DLL|x64.Build.0 = Debug|x64
+		{EA53DB0D-8BA3-3BCC-10E1-8B5FACB77CA1}.Release-DLL|Win32.ActiveCfg = Release|Win32
+		{EA53DB0D-8BA3-3BCC-10E1-8B5FACB77CA1}.Release-DLL|Win32.Build.0 = Release|Win32
+		{EA53DB0D-8BA3-3BCC-10E1-8B5FACB77CA1}.Release-DLL|x64.ActiveCfg = Release|x64
+		{EA53DB0D-8BA3-3BCC-10E1-8B5FACB77CA1}.Release-DLL|x64.Build.0 = Release|x64
 		{0EC09350-0FB9-0208-000E-1B6C534B234C}.Debug|Win32.ActiveCfg = Debug|Win32
 		{0EC09350-0FB9-0208-000E-1B6C534B234C}.Debug|x64.ActiveCfg = Debug|x64
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new file mode 100644
index 00000000000..41c5b93d9b4
--- /dev/null
+++ b/vsprojects/vcxproj/test/end2end_test_hpack_size/end2end_test_hpack_size.vcxproj
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+  <ImportGroup Label="ExtensionTargets">
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+  <Target Name="EnsureNuGetPackageBuildImports" BeforeTargets="PrepareForBuild">
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+      <ErrorText>This project references NuGet package(s) that are missing on this computer. Enable NuGet Package Restore to download them.  For more information, see http://go.microsoft.com/fwlink/?LinkID=322105. The missing file is {0}.</ErrorText>
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new file mode 100644
index 00000000000..03caae6addd
--- /dev/null
+++ b/vsprojects/vcxproj/test/end2end_test_hpack_size/end2end_test_hpack_size.vcxproj.filters
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new file mode 100644
index 00000000000..116bf2fb9cb
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+++ b/vsprojects/vcxproj/test/h2_compress_hpack_size_nosec_test/h2_compress_hpack_size_nosec_test.vcxproj
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+    <PlatformToolset>v100</PlatformToolset>
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+    <PlatformToolset>v110</PlatformToolset>
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+    <PlatformToolset>v120</PlatformToolset>
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+    <ConfigurationType>Application</ConfigurationType>
+    <UseDebugLibraries>true</UseDebugLibraries>
+    <CharacterSet>Unicode</CharacterSet>
+  </PropertyGroup>
+  <PropertyGroup Condition="'$(Configuration)'=='Release'" Label="Configuration">
+    <ConfigurationType>Application</ConfigurationType>
+    <UseDebugLibraries>false</UseDebugLibraries>
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+    <CharacterSet>Unicode</CharacterSet>
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+  <Import Project="$(VCTargetsPath)\Microsoft.Cpp.props" />
+  <ImportGroup Label="ExtensionSettings">
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+    <Import Project="$(UserRootDir)\Microsoft.Cpp.$(Platform).user.props" Condition="exists('$(UserRootDir)\Microsoft.Cpp.$(Platform).user.props')" Label="LocalAppDataPlatform" />
+    <Import Project="..\..\..\..\vsprojects\global.props" />
+    <Import Project="..\..\..\..\vsprojects\openssl.props" />
+    <Import Project="..\..\..\..\vsprojects\winsock.props" />
+    <Import Project="..\..\..\..\vsprojects\zlib.props" />
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+    <Configuration-grpc_dependencies_openssl>Debug</Configuration-grpc_dependencies_openssl>
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+    <TargetName>h2_compress_hpack_size_nosec_test</TargetName>
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+    <Configuration-grpc_dependencies_zlib>Debug</Configuration-grpc_dependencies_zlib>
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diff --git a/vsprojects/vcxproj/test/h2_compress_hpack_size_nosec_test/h2_compress_hpack_size_nosec_test.vcxproj.filters b/vsprojects/vcxproj/test/h2_compress_hpack_size_nosec_test/h2_compress_hpack_size_nosec_test.vcxproj.filters
new file mode 100644
index 00000000000..00e4276f1d4
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+++ b/vsprojects/vcxproj/test/h2_compress_hpack_size_nosec_test/h2_compress_hpack_size_nosec_test.vcxproj.filters
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diff --git a/vsprojects/vcxproj/test/h2_compress_hpack_size_test/h2_compress_hpack_size_test.vcxproj b/vsprojects/vcxproj/test/h2_compress_hpack_size_test/h2_compress_hpack_size_test.vcxproj
new file mode 100644
index 00000000000..61c35e5b8d8
--- /dev/null
+++ b/vsprojects/vcxproj/test/h2_compress_hpack_size_test/h2_compress_hpack_size_test.vcxproj
@@ -0,0 +1,193 @@
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diff --git a/vsprojects/vcxproj/test/h2_compress_hpack_size_test/h2_compress_hpack_size_test.vcxproj.filters b/vsprojects/vcxproj/test/h2_compress_hpack_size_test/h2_compress_hpack_size_test.vcxproj.filters
new file mode 100644
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@@ -0,0 +1,7 @@
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diff --git a/vsprojects/vcxproj/test/h2_fakesec_hpack_size_test/h2_fakesec_hpack_size_test.vcxproj b/vsprojects/vcxproj/test/h2_fakesec_hpack_size_test/h2_fakesec_hpack_size_test.vcxproj
new file mode 100644
index 00000000000..e7c3a52cdc5
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+    <Error Condition="!Exists('..\..\..\..\vsprojects\packages\grpc.dependencies.openssl.1.0.2.3\build\native\grpc.dependencies.openssl.props')" Text="$([System.String]::Format('$(ErrorText)', '..\..\..\..\vsprojects\packages\grpc.dependencies.openssl.1.0.2.3\build\native\grpc.dependencies.openssl.props')" />
+    <Error Condition="!Exists('..\..\..\..\vsprojects\packages\grpc.dependencies.openssl.1.0.2.3\build\native\grpc.dependencies.openssl.targets')" Text="$([System.String]::Format('$(ErrorText)', '..\..\..\..\vsprojects\packages\grpc.dependencies.openssl.1.0.2.3\build\native\grpc.dependencies.openssl.targets')" />
+  </Target>
+</Project>
+
diff --git a/vsprojects/vcxproj/test/h2_fakesec_hpack_size_test/h2_fakesec_hpack_size_test.vcxproj.filters b/vsprojects/vcxproj/test/h2_fakesec_hpack_size_test/h2_fakesec_hpack_size_test.vcxproj.filters
new file mode 100644
index 00000000000..00e4276f1d4
--- /dev/null
+++ b/vsprojects/vcxproj/test/h2_fakesec_hpack_size_test/h2_fakesec_hpack_size_test.vcxproj.filters
@@ -0,0 +1,7 @@
+<?xml version="1.0" encoding="utf-8"?>
+<Project ToolsVersion="4.0" xmlns="http://schemas.microsoft.com/developer/msbuild/2003">
+
+  <ItemGroup>
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+</Project>
+
diff --git a/vsprojects/vcxproj/test/h2_full_hpack_size_nosec_test/h2_full_hpack_size_nosec_test.vcxproj b/vsprojects/vcxproj/test/h2_full_hpack_size_nosec_test/h2_full_hpack_size_nosec_test.vcxproj
new file mode 100644
index 00000000000..03b06164a43
--- /dev/null
+++ b/vsprojects/vcxproj/test/h2_full_hpack_size_nosec_test/h2_full_hpack_size_nosec_test.vcxproj
@@ -0,0 +1,190 @@
+<?xml version="1.0" encoding="utf-8"?>
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+  <ItemGroup Label="ProjectConfigurations">
+    <ProjectConfiguration Include="Debug|Win32">
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+      <Platform>Win32</Platform>
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+    <ProjectConfiguration Include="Debug|x64">
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+      <Platform>x64</Platform>
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+    <ProjectConfiguration Include="Release|Win32">
+      <Configuration>Release</Configuration>
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+    </ProjectConfiguration>
+    <ProjectConfiguration Include="Release|x64">
+      <Configuration>Release</Configuration>
+      <Platform>x64</Platform>
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+  </PropertyGroup>
+  <Import Project="$(VCTargetsPath)\Microsoft.Cpp.Default.props" />
+  <PropertyGroup Condition="'$(VisualStudioVersion)' == '10.0'" Label="Configuration">
+    <PlatformToolset>v100</PlatformToolset>
+  </PropertyGroup>
+  <PropertyGroup Condition="'$(VisualStudioVersion)' == '11.0'" Label="Configuration">
+    <PlatformToolset>v110</PlatformToolset>
+  </PropertyGroup>
+  <PropertyGroup Condition="'$(VisualStudioVersion)' == '12.0'" Label="Configuration">
+    <PlatformToolset>v120</PlatformToolset>
+  </PropertyGroup>
+  <PropertyGroup Condition="'$(Configuration)'=='Debug'" Label="Configuration">
+    <ConfigurationType>Application</ConfigurationType>
+    <UseDebugLibraries>true</UseDebugLibraries>
+    <CharacterSet>Unicode</CharacterSet>
+  </PropertyGroup>
+  <PropertyGroup Condition="'$(Configuration)'=='Release'" Label="Configuration">
+    <ConfigurationType>Application</ConfigurationType>
+    <UseDebugLibraries>false</UseDebugLibraries>
+    <WholeProgramOptimization>true</WholeProgramOptimization>
+    <CharacterSet>Unicode</CharacterSet>
+  </PropertyGroup>
+  <Import Project="$(VCTargetsPath)\Microsoft.Cpp.props" />
+  <ImportGroup Label="ExtensionSettings">
+  </ImportGroup>
+  <ImportGroup Label="PropertySheets">
+    <Import Project="$(UserRootDir)\Microsoft.Cpp.$(Platform).user.props" Condition="exists('$(UserRootDir)\Microsoft.Cpp.$(Platform).user.props')" Label="LocalAppDataPlatform" />
+    <Import Project="..\..\..\..\vsprojects\global.props" />
+    <Import Project="..\..\..\..\vsprojects\openssl.props" />
+    <Import Project="..\..\..\..\vsprojects\winsock.props" />
+    <Import Project="..\..\..\..\vsprojects\zlib.props" />
+  </ImportGroup>
+  <PropertyGroup Label="UserMacros" />
+  <PropertyGroup Condition="'$(Configuration)'=='Debug'">
+    <TargetName>h2_full_hpack_size_nosec_test</TargetName>
+    <Linkage-grpc_dependencies_zlib>static</Linkage-grpc_dependencies_zlib>
+    <Configuration-grpc_dependencies_zlib>Debug</Configuration-grpc_dependencies_zlib>
+    <Configuration-grpc_dependencies_openssl>Debug</Configuration-grpc_dependencies_openssl>
+  </PropertyGroup>
+  <PropertyGroup Condition="'$(Configuration)'=='Release'">
+    <TargetName>h2_full_hpack_size_nosec_test</TargetName>
+    <Linkage-grpc_dependencies_zlib>static</Linkage-grpc_dependencies_zlib>
+    <Configuration-grpc_dependencies_zlib>Debug</Configuration-grpc_dependencies_zlib>
+    <Configuration-grpc_dependencies_openssl>Debug</Configuration-grpc_dependencies_openssl>
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+    <ClCompile>
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+      <WarningLevel>Level3</WarningLevel>
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+      <RuntimeLibrary>MultiThreadedDebug</RuntimeLibrary>
+      <TreatWarningAsError>true</TreatWarningAsError>
+      <DebugInformationFormat Condition="$(Jenkins)">None</DebugInformationFormat>
+    </ClCompile>
+    <Link>
+      <SubSystem>Console</SubSystem>
+      <GenerateDebugInformation Condition="!$(Jenkins)">true</GenerateDebugInformation>
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+      <SDLCheck>true</SDLCheck>
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+      <DebugInformationFormat Condition="$(Jenkins)">None</DebugInformationFormat>
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+    <Link>
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+  <ItemGroup>
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+  <Import Project="..\..\..\..\vsprojects\packages\grpc.dependencies.openssl.1.0.2.3\build\native\grpc.dependencies.openssl.targets" Condition="Exists('..\..\..\..\vsprojects\packages\grpc.dependencies.openssl.1.0.2.3\build\native\grpc.dependencies\grpc.dependencies.openssl.targets')" />
+  </ImportGroup>
+  <Target Name="EnsureNuGetPackageBuildImports" BeforeTargets="PrepareForBuild">
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diff --git a/vsprojects/vcxproj/test/h2_full_hpack_size_nosec_test/h2_full_hpack_size_nosec_test.vcxproj.filters b/vsprojects/vcxproj/test/h2_full_hpack_size_nosec_test/h2_full_hpack_size_nosec_test.vcxproj.filters
new file mode 100644
index 00000000000..00e4276f1d4
--- /dev/null
+++ b/vsprojects/vcxproj/test/h2_full_hpack_size_nosec_test/h2_full_hpack_size_nosec_test.vcxproj.filters
@@ -0,0 +1,7 @@
+<?xml version="1.0" encoding="utf-8"?>
+<Project ToolsVersion="4.0" xmlns="http://schemas.microsoft.com/developer/msbuild/2003">
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+</Project>
+
diff --git a/vsprojects/vcxproj/test/h2_full_hpack_size_test/h2_full_hpack_size_test.vcxproj b/vsprojects/vcxproj/test/h2_full_hpack_size_test/h2_full_hpack_size_test.vcxproj
new file mode 100644
index 00000000000..9e7fb88b712
--- /dev/null
+++ b/vsprojects/vcxproj/test/h2_full_hpack_size_test/h2_full_hpack_size_test.vcxproj
@@ -0,0 +1,193 @@
+<?xml version="1.0" encoding="utf-8"?>
+<Project DefaultTargets="Build" ToolsVersion="12.0" xmlns="http://schemas.microsoft.com/developer/msbuild/2003">
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+  <ItemGroup Label="ProjectConfigurations">
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+    <ProjectConfiguration Include="Debug|x64">
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+    <ProjectConfiguration Include="Release|Win32">
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+      <Platform>Win32</Platform>
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+    <ProjectConfiguration Include="Release|x64">
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+    <PlatformToolset>v100</PlatformToolset>
+  </PropertyGroup>
+  <PropertyGroup Condition="'$(VisualStudioVersion)' == '11.0'" Label="Configuration">
+    <PlatformToolset>v110</PlatformToolset>
+  </PropertyGroup>
+  <PropertyGroup Condition="'$(VisualStudioVersion)' == '12.0'" Label="Configuration">
+    <PlatformToolset>v120</PlatformToolset>
+  </PropertyGroup>
+  <PropertyGroup Condition="'$(Configuration)'=='Debug'" Label="Configuration">
+    <ConfigurationType>Application</ConfigurationType>
+    <UseDebugLibraries>true</UseDebugLibraries>
+    <CharacterSet>Unicode</CharacterSet>
+  </PropertyGroup>
+  <PropertyGroup Condition="'$(Configuration)'=='Release'" Label="Configuration">
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+    <UseDebugLibraries>false</UseDebugLibraries>
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+    <CharacterSet>Unicode</CharacterSet>
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+  <Import Project="$(VCTargetsPath)\Microsoft.Cpp.props" />
+  <ImportGroup Label="ExtensionSettings">
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+    <Import Project="$(UserRootDir)\Microsoft.Cpp.$(Platform).user.props" Condition="exists('$(UserRootDir)\Microsoft.Cpp.$(Platform).user.props')" Label="LocalAppDataPlatform" />
+    <Import Project="..\..\..\..\vsprojects\global.props" />
+    <Import Project="..\..\..\..\vsprojects\openssl.props" />
+    <Import Project="..\..\..\..\vsprojects\winsock.props" />
+    <Import Project="..\..\..\..\vsprojects\zlib.props" />
+  </ImportGroup>
+  <PropertyGroup Label="UserMacros" />
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+  <PropertyGroup Condition="'$(Configuration)'=='Release'">
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+    <Linkage-grpc_dependencies_zlib>static</Linkage-grpc_dependencies_zlib>
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diff --git a/vsprojects/vcxproj/test/h2_oauth2_hpack_size_test/h2_oauth2_hpack_size_test.vcxproj b/vsprojects/vcxproj/test/h2_oauth2_hpack_size_test/h2_oauth2_hpack_size_test.vcxproj
new file mode 100644
index 00000000000..82c49fe85e3
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+    <PlatformToolset>v120</PlatformToolset>
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diff --git a/vsprojects/vcxproj/test/h2_sockpair_1byte_hpack_size_nosec_test/h2_sockpair_1byte_hpack_size_nosec_test.vcxproj b/vsprojects/vcxproj/test/h2_sockpair_1byte_hpack_size_nosec_test/h2_sockpair_1byte_hpack_size_nosec_test.vcxproj
new file mode 100644
index 00000000000..c5a13ad91af
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new file mode 100644
index 00000000000..de13e2666bf
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diff --git a/vsprojects/vcxproj/test/h2_uchannel_hpack_size_nosec_test/h2_uchannel_hpack_size_nosec_test.vcxproj b/vsprojects/vcxproj/test/h2_uchannel_hpack_size_nosec_test/h2_uchannel_hpack_size_nosec_test.vcxproj
new file mode 100644
index 00000000000..6985300e804
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+++ b/vsprojects/vcxproj/test/h2_uchannel_hpack_size_nosec_test/h2_uchannel_hpack_size_nosec_test.vcxproj
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diff --git a/vsprojects/vcxproj/test/h2_uchannel_hpack_size_nosec_test/h2_uchannel_hpack_size_nosec_test.vcxproj.filters b/vsprojects/vcxproj/test/h2_uchannel_hpack_size_nosec_test/h2_uchannel_hpack_size_nosec_test.vcxproj.filters
new file mode 100644
index 00000000000..00e4276f1d4
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diff --git a/vsprojects/vcxproj/test/h2_uchannel_hpack_size_test/h2_uchannel_hpack_size_test.vcxproj b/vsprojects/vcxproj/test/h2_uchannel_hpack_size_test/h2_uchannel_hpack_size_test.vcxproj
new file mode 100644
index 00000000000..3b73900945f
--- /dev/null
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+    <Error Condition="!Exists('..\..\..\..\vsprojects\packages\grpc.dependencies.openssl.1.0.2.3\build\native\grpc.dependencies.openssl.targets')" Text="$([System.String]::Format('$(ErrorText)', '..\..\..\..\vsprojects\packages\grpc.dependencies.openssl.1.0.2.3\build\native\grpc.dependencies.openssl.targets')" />
+  </Target>
+</Project>
+
diff --git a/vsprojects/vcxproj/test/metrics_client/metrics_client.vcxproj.filters b/vsprojects/vcxproj/test/metrics_client/metrics_client.vcxproj.filters
new file mode 100644
index 00000000000..73aaaa22c8f
--- /dev/null
+++ b/vsprojects/vcxproj/test/metrics_client/metrics_client.vcxproj.filters
@@ -0,0 +1,35 @@
+<?xml version="1.0" encoding="utf-8"?>
+<Project ToolsVersion="4.0" xmlns="http://schemas.microsoft.com/developer/msbuild/2003">
+  <ItemGroup>
+    <ClCompile Include="..\..\..\..\test\proto\metrics.proto">
+      <Filter>test\proto</Filter>
+    </ClCompile>
+    <ClCompile Include="..\..\..\..\test\cpp\interop\metrics_client.cc">
+      <Filter>test\cpp\interop</Filter>
+    </ClCompile>
+  </ItemGroup>
+  <ItemGroup>
+    <ClInclude Include="..\..\..\..\test\cpp\util\metrics_server.h">
+      <Filter>test\cpp\util</Filter>
+    </ClInclude>
+  </ItemGroup>
+
+  <ItemGroup>
+    <Filter Include="test">
+      <UniqueIdentifier>{2c00b6b1-865c-55b2-0d9d-8d7b42ad7d03}</UniqueIdentifier>
+    </Filter>
+    <Filter Include="test\cpp">
+      <UniqueIdentifier>{a62a5921-b3d4-6069-e9cc-73f34609c99b}</UniqueIdentifier>
+    </Filter>
+    <Filter Include="test\cpp\interop">
+      <UniqueIdentifier>{fbd5c6ac-f3a9-1b16-6310-c205aadc9075}</UniqueIdentifier>
+    </Filter>
+    <Filter Include="test\cpp\util">
+      <UniqueIdentifier>{16f4e45d-a509-3e4d-4a19-9383576bec54}</UniqueIdentifier>
+    </Filter>
+    <Filter Include="test\proto">
+      <UniqueIdentifier>{c638ed75-9aa0-ccc3-a8d2-a1a6203977b1}</UniqueIdentifier>
+    </Filter>
+  </ItemGroup>
+</Project>
+
diff --git a/vsprojects/vcxproj/test/stress_test/stress_test.vcxproj b/vsprojects/vcxproj/test/stress_test/stress_test.vcxproj
index a385a6dce9e..d449b62c756 100644
--- a/vsprojects/vcxproj/test/stress_test/stress_test.vcxproj
+++ b/vsprojects/vcxproj/test/stress_test/stress_test.vcxproj
@@ -148,6 +148,7 @@
     <ClInclude Include="..\..\..\..\test\cpp\interop\client_helper.h" />
     <ClInclude Include="..\..\..\..\test\cpp\interop\interop_client.h" />
     <ClInclude Include="..\..\..\..\test\cpp\interop\stress_interop_client.h" />
+    <ClInclude Include="..\..\..\..\test\cpp\util\metrics_server.h" />
   </ItemGroup>
   <ItemGroup>
     <ClCompile Include="..\..\..\..\test\proto\empty.pb.cc">
@@ -166,6 +167,14 @@
     </ClCompile>
     <ClInclude Include="..\..\..\..\test\proto\messages.grpc.pb.h">
     </ClInclude>
+    <ClCompile Include="..\..\..\..\test\proto\metrics.pb.cc">
+    </ClCompile>
+    <ClInclude Include="..\..\..\..\test\proto\metrics.pb.h">
+    </ClInclude>
+    <ClCompile Include="..\..\..\..\test\proto\metrics.grpc.pb.cc">
+    </ClCompile>
+    <ClInclude Include="..\..\..\..\test\proto\metrics.grpc.pb.h">
+    </ClInclude>
     <ClCompile Include="..\..\..\..\test\proto\test.pb.cc">
     </ClCompile>
     <ClInclude Include="..\..\..\..\test\proto\test.pb.h">
@@ -180,6 +189,8 @@
     </ClCompile>
     <ClCompile Include="..\..\..\..\test\cpp\interop\stress_test.cc">
     </ClCompile>
+    <ClCompile Include="..\..\..\..\test\cpp\util\metrics_server.cc">
+    </ClCompile>
   </ItemGroup>
   <ItemGroup>
     <ProjectReference Include="..\..\..\..\vsprojects\vcxproj\.\grpc++_test_util\grpc++_test_util.vcxproj">
diff --git a/vsprojects/vcxproj/test/stress_test/stress_test.vcxproj.filters b/vsprojects/vcxproj/test/stress_test/stress_test.vcxproj.filters
index 839493a96e8..b20bd35723a 100644
--- a/vsprojects/vcxproj/test/stress_test/stress_test.vcxproj.filters
+++ b/vsprojects/vcxproj/test/stress_test/stress_test.vcxproj.filters
@@ -7,6 +7,9 @@
     <ClCompile Include="..\..\..\..\test\proto\messages.proto">
       <Filter>test\proto</Filter>
     </ClCompile>
+    <ClCompile Include="..\..\..\..\test\proto\metrics.proto">
+      <Filter>test\proto</Filter>
+    </ClCompile>
     <ClCompile Include="..\..\..\..\test\proto\test.proto">
       <Filter>test\proto</Filter>
     </ClCompile>
@@ -19,6 +22,9 @@
     <ClCompile Include="..\..\..\..\test\cpp\interop\stress_test.cc">
       <Filter>test\cpp\interop</Filter>
     </ClCompile>
+    <ClCompile Include="..\..\..\..\test\cpp\util\metrics_server.cc">
+      <Filter>test\cpp\util</Filter>
+    </ClCompile>
   </ItemGroup>
   <ItemGroup>
     <ClInclude Include="..\..\..\..\test\cpp\interop\client_helper.h">
@@ -30,6 +36,9 @@
     <ClInclude Include="..\..\..\..\test\cpp\interop\stress_interop_client.h">
       <Filter>test\cpp\interop</Filter>
     </ClInclude>
+    <ClInclude Include="..\..\..\..\test\cpp\util\metrics_server.h">
+      <Filter>test\cpp\util</Filter>
+    </ClInclude>
   </ItemGroup>
 
   <ItemGroup>
@@ -42,6 +51,9 @@
     <Filter Include="test\cpp\interop">
       <UniqueIdentifier>{7afcf5a8-556a-6be3-15d4-b00b2518f8fb}</UniqueIdentifier>
     </Filter>
+    <Filter Include="test\cpp\util">
+      <UniqueIdentifier>{e4704307-621e-0e9c-08c2-3c698c1b827f}</UniqueIdentifier>
+    </Filter>
     <Filter Include="test\proto">
       <UniqueIdentifier>{7172a335-47bf-8284-380d-a28a05c07311}</UniqueIdentifier>
     </Filter>