diff --git a/examples/node/greeter_client.js b/examples/node/greeter_client.js
index e0b89bd376a..9b4b0a77829 100644
--- a/examples/node/greeter_client.js
+++ b/examples/node/greeter_client.js
@@ -1,6 +1,6 @@
 /*
  *
- * Copyright 2015, Google Inc.
+ * Copyright 2015-2016, Google Inc.
  * All rights reserved.
  *
  * Redistribution and use in source and binary forms, with or without
@@ -33,7 +33,7 @@
 
 var PROTO_PATH = __dirname + '/helloworld.proto';
 
-var grpc = require('../../');
+var grpc = require('grpc');
 var hello_proto = grpc.load(PROTO_PATH).helloworld;
 
 function main() {
diff --git a/examples/node/greeter_server.js b/examples/node/greeter_server.js
index 3600c8bfbf4..2712b3dd3ad 100644
--- a/examples/node/greeter_server.js
+++ b/examples/node/greeter_server.js
@@ -1,6 +1,6 @@
 /*
  *
- * Copyright 2015, Google Inc.
+ * Copyright 2015-2016, Google Inc.
  * All rights reserved.
  *
  * Redistribution and use in source and binary forms, with or without
@@ -33,7 +33,7 @@
 
 var PROTO_PATH = __dirname + '/helloworld.proto';
 
-var grpc = require('../../');
+var grpc = require('grpc');
 var hello_proto = grpc.load(PROTO_PATH).helloworld;
 
 /**
diff --git a/examples/node/package.json b/examples/node/package.json
new file mode 100644
index 00000000000..65c5789ed7b
--- /dev/null
+++ b/examples/node/package.json
@@ -0,0 +1,7 @@
+{
+  "name": "grpc-examples",
+  "version": "0.1.0",
+  "dependencies": {
+    "grpc": "0.12.0"
+  }
+}
diff --git a/examples/node/route_guide/route_guide_client.js b/examples/node/route_guide/route_guide_client.js
index edeca6ff553..e38a21f4228 100644
--- a/examples/node/route_guide/route_guide_client.js
+++ b/examples/node/route_guide/route_guide_client.js
@@ -1,6 +1,6 @@
 /*
  *
- * Copyright 2015, Google Inc.
+ * Copyright 2015-2016, Google Inc.
  * All rights reserved.
  *
  * Redistribution and use in source and binary forms, with or without
@@ -30,13 +30,13 @@
  * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
  *
  */
- 
+
 var async = require('async');
 var fs = require('fs');
 var parseArgs = require('minimist');
 var path = require('path');
 var _ = require('lodash');
-var grpc = require('../../../');
+var grpc = require('grpc');
 var routeguide = grpc.load(__dirname + '/route_guide.proto').routeguide;
 var client = new routeguide.RouteGuide('localhost:50051',
                                        grpc.Credentials.createInsecure());
diff --git a/examples/node/route_guide/route_guide_server.js b/examples/node/route_guide/route_guide_server.js
index 2090a6a1d2f..06cf2925e1c 100644
--- a/examples/node/route_guide/route_guide_server.js
+++ b/examples/node/route_guide/route_guide_server.js
@@ -1,6 +1,6 @@
 /*
  *
- * Copyright 2015, Google Inc.
+ * Copyright 2015-2016, Google Inc.
  * All rights reserved.
  *
  * Redistribution and use in source and binary forms, with or without
@@ -30,12 +30,12 @@
  * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
  *
  */
- 
+
 var fs = require('fs');
 var parseArgs = require('minimist');
 var path = require('path');
 var _ = require('lodash');
-var grpc = require('../../../');
+var grpc = require('grpc');
 var routeguide = grpc.load(__dirname + '/route_guide.proto').routeguide;
 
 var COORD_FACTOR = 1e7;
diff --git a/src/core/iomgr/tcp_server.h b/src/core/iomgr/tcp_server.h
index 8f3184ff1e0..a39dd3bafce 100644
--- a/src/core/iomgr/tcp_server.h
+++ b/src/core/iomgr/tcp_server.h
@@ -40,15 +40,14 @@
 /* Forward decl of grpc_tcp_server */
 typedef struct grpc_tcp_server grpc_tcp_server;
 
-typedef struct grpc_tcp_server_acceptor grpc_tcp_server_acceptor;
-struct grpc_tcp_server_acceptor {
+typedef struct grpc_tcp_server_acceptor {
   /* grpc_tcp_server_cb functions share a ref on from_server that is valid
      until the function returns. */
   grpc_tcp_server *from_server;
   /* Indices that may be passed to grpc_tcp_server_port_fd(). */
   unsigned port_index;
   unsigned fd_index;
-};
+} grpc_tcp_server_acceptor;
 
 /* Called for newly connected TCP connections. */
 typedef void (*grpc_tcp_server_cb)(grpc_exec_ctx *exec_ctx, void *arg,
@@ -57,7 +56,7 @@ typedef void (*grpc_tcp_server_cb)(grpc_exec_ctx *exec_ctx, void *arg,
 
 /* Create a server, initially not bound to any ports. The caller owns one ref.
    If shutdown_complete is not NULL, it will be used by
-   grpc_tcp_server_unref(). */
+   grpc_tcp_server_unref() when the ref count reaches zero. */
 grpc_tcp_server *grpc_tcp_server_create(grpc_closure *shutdown_complete);
 
 /* Start listening to bound ports */
@@ -84,7 +83,7 @@ unsigned grpc_tcp_server_port_fd_count(grpc_tcp_server *s, unsigned port_index);
 /* Returns the file descriptor of the Mth (fd_index) listening socket of the Nth
    (port_index) call to add_port() on this server, or -1 if the indices are out
    of bounds. The file descriptor remains owned by the server, and will be
-   cleaned up when grpc_tcp_server_destroy is called. */
+   cleaned up when the ref count reaches zero. */
 int grpc_tcp_server_port_fd(grpc_tcp_server *s, unsigned port_index,
                             unsigned fd_index);
 
@@ -97,7 +96,7 @@ grpc_tcp_server *grpc_tcp_server_ref(grpc_tcp_server *s);
 void grpc_tcp_server_shutdown_starting_add(grpc_tcp_server *s,
                                            grpc_closure *shutdown_starting);
 
-/* If the recount drops to zero, delete s, and call (exec_ctx==NULL) or enqueue
+/* If the refcount drops to zero, delete s, and call (exec_ctx==NULL) or enqueue
    a call (exec_ctx!=NULL) to shutdown_complete. */
 void grpc_tcp_server_unref(grpc_exec_ctx *exec_ctx, grpc_tcp_server *s);
 
diff --git a/src/core/support/stack_lockfree.c b/src/core/support/stack_lockfree.c
index cd0afddf9df..2c97ee18be1 100644
--- a/src/core/support/stack_lockfree.c
+++ b/src/core/support/stack_lockfree.c
@@ -1,6 +1,6 @@
 /*
  *
- * Copyright 2015, Google Inc.
+ * Copyright 2015-2016, Google Inc.
  * All rights reserved.
  *
  * Redistribution and use in source and binary forms, with or without
@@ -99,6 +99,11 @@ gpr_stack_lockfree *gpr_stack_lockfree_create(size_t entries) {
 
   /* Point the head at reserved dummy entry */
   stack->head.contents.index = INVALID_ENTRY_INDEX;
+  /* Fill in the pad and aba_ctr to avoid confusing memcheck tools */
+#ifdef GPR_ARCH_64
+  stack->head.contents.pad = 0;
+#endif
+  stack->head.contents.aba_ctr = 0;
   return stack;
 }
 
@@ -115,6 +120,11 @@ int gpr_stack_lockfree_push(gpr_stack_lockfree *stack, int entry) {
 
   /* First fill in the entry's index and aba ctr for new head */
   newhead.contents.index = (uint16_t)entry;
+#ifdef GPR_ARCH_64
+  /* Fill in the pad to avoid confusing memcheck tools */
+  newhead.contents.pad = 0;
+#endif
+
   /* Also post-increment the aba_ctr */
   curent.atm = gpr_atm_no_barrier_load(&stack->entries[entry].atm);
   newhead.contents.aba_ctr = ++curent.contents.aba_ctr;
diff --git a/src/csharp/Grpc.Core/Internal/NativeExtension.cs b/src/csharp/Grpc.Core/Internal/NativeExtension.cs
index e14d33ea506..4c742ab6c3d 100644
--- a/src/csharp/Grpc.Core/Internal/NativeExtension.cs
+++ b/src/csharp/Grpc.Core/Internal/NativeExtension.cs
@@ -106,7 +106,7 @@ namespace Grpc.Core.Internal
 
         private static string GetExecutingAssemblyDirectory()
         {
-            return Path.GetDirectoryName(Assembly.GetExecutingAssembly().Location);
+            return Path.GetDirectoryName(typeof(NativeExtension).GetTypeInfo().Assembly.Location);
         }
 
         private static string GetPlatformString()
diff --git a/test/distrib/node/run_distrib_test.sh b/test/distrib/node/run_distrib_test.sh
index dbbcad25e42..90637cc01d0 100755
--- a/test/distrib/node/run_distrib_test.sh
+++ b/test/distrib/node/run_distrib_test.sh
@@ -36,17 +36,17 @@ nvm install $1
 
 npm install -g node-static
 
-STATIC_SERVER=localhost
+STATIC_SERVER=127.0.0.1
 STATIC_PORT=8080
 
 # Serves the input_artifacts directory statically at localhost:8080
-static "$EXTERNAL_GIT_ROOT/input_artifacts" -a STATIC_SERVER -p STATIC_PORT &
+static "$EXTERNAL_GIT_ROOT/input_artifacts" -a $STATIC_SERVER -p $STATIC_PORT &
 STATIC_PID=$!
 
 STATIC_URL="http://$STATIC_SERVER:$STATIC_PORT/"
 
 npm install --unsafe-perm $STATIC_URL/grpc.tgz --grpc_node_binary_host_mirror=$STATIC_URL
 
-kill $STATIC_PID
+kill -9 $STATIC_PID
 
 ./distrib_test.js
diff --git a/tools/run_tests/distribtest_targets.py b/tools/run_tests/distribtest_targets.py
index 7fd0800fa0f..e9a80d2cf40 100644
--- a/tools/run_tests/distribtest_targets.py
+++ b/tools/run_tests/distribtest_targets.py
@@ -104,7 +104,8 @@ class NodeDistribTest(object):
                                  'tools/dockerfile/distribtest/node_%s_%s' % (
                                      self.docker_suffix,
                                      self.arch),
-                                 'test/distrib/node/run_distrib_test.sh %s' % (
+                                 # bash -l needed to make nvm available
+                                 'bash -l test/distrib/node/run_distrib_test.sh %s' % (
                                      self.node_version))
     def __str__(self):
       return self.name