The C based gRPC (C++, Python, Ruby, Objective-C, PHP, C#)
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79 lines
3.8 KiB
79 lines
3.8 KiB
// Copyright 2022 gRPC authors. |
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// |
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// Licensed under the Apache License, Version 2.0 (the "License"); |
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// you may not use this file except in compliance with the License. |
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// You may obtain a copy of the License at |
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// |
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// http://www.apache.org/licenses/LICENSE-2.0 |
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// |
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// Unless required by applicable law or agreed to in writing, software |
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// distributed under the License is distributed on an "AS IS" BASIS, |
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// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. |
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// See the License for the specific language governing permissions and |
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// limitations under the License. |
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// Automatically generated by tools/codegen/core/gen_experiments.py |
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#include <grpc/support/port_platform.h> |
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#include "src/core/lib/experiments/experiments.h" |
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namespace { |
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const char* const description_tcp_frame_size_tuning = |
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"If set, enables TCP to use RPC size estimation made by higher layers. TCP " |
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"would not indicate completion of a read operation until a specified " |
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"number of bytes have been read over the socket. Buffers are also " |
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"allocated according to estimated RPC sizes."; |
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const char* const description_tcp_read_chunks = |
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"Allocate only 8kb or 64kb chunks for TCP reads to reduce pressure on " |
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"malloc to recycle arbitrary large blocks."; |
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const char* const description_tcp_rcv_lowat = |
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"Use SO_RCVLOWAT to avoid wakeups on the read path."; |
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const char* const description_peer_state_based_framing = |
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"If set, the max sizes of frames sent to lower layers is controlled based " |
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"on the peer's memory pressure which is reflected in its max http2 frame " |
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"size."; |
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const char* const description_flow_control_fixes = |
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"Various fixes for flow control, max frame size setting."; |
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const char* const description_memory_pressure_controller = |
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"New memory pressure controller"; |
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const char* const description_unconstrained_max_quota_buffer_size = |
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"Discard the cap on the max free pool size for one memory allocator"; |
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const char* const description_new_hpack_huffman_decoder = |
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"New HPACK huffman decoder - should be much faster than the existing " |
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"implementation."; |
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const char* const description_event_engine_client = |
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"Use EventEngine clients instead of iomgr's grpc_tcp_client"; |
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const char* const description_monitoring_experiment = |
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"Placeholder experiment to prove/disprove our monitoring is working"; |
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const char* const description_promise_based_client_call = |
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"If set, use the new gRPC promise based call code when it's appropriate " |
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"(ie when all filters in a stack are promise based)"; |
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const char* const description_posix_event_engine_enable_polling = |
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"If set, enables polling on the default posix event engine."; |
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const char* const description_free_large_allocator = |
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"If set, return all free bytes from a \042big\042 allocator"; |
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} // namespace |
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namespace grpc_core { |
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const ExperimentMetadata g_experiment_metadata[] = { |
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{"tcp_frame_size_tuning", description_tcp_frame_size_tuning, false}, |
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{"tcp_read_chunks", description_tcp_read_chunks, true}, |
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{"tcp_rcv_lowat", description_tcp_rcv_lowat, false}, |
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{"peer_state_based_framing", description_peer_state_based_framing, false}, |
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{"flow_control_fixes", description_flow_control_fixes, true}, |
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{"memory_pressure_controller", description_memory_pressure_controller, |
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false}, |
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{"unconstrained_max_quota_buffer_size", |
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description_unconstrained_max_quota_buffer_size, false}, |
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{"new_hpack_huffman_decoder", description_new_hpack_huffman_decoder, true}, |
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{"event_engine_client", description_event_engine_client, false}, |
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{"monitoring_experiment", description_monitoring_experiment, true}, |
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{"promise_based_client_call", description_promise_based_client_call, false}, |
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{"posix_event_engine_enable_polling", |
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description_posix_event_engine_enable_polling, true}, |
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{"free_large_allocator", description_free_large_allocator, false}, |
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}; |
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} // namespace grpc_core
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