Merge remote-tracking branch 'upstream/master' into max_send_size_filter

14 files changed, 101 insertions, 127 deletions

diff --git a/tools/codegen/core/gen_nano_proto.sh b/tools/codegen/core/gen_nano_proto.sh
index c880fc23a2..df107c208f 100755
--- a/tools/codegen/core/gen_nano_proto.sh
+++ b/tools/codegen/core/gen_nano_proto.sh
@@ -123,7 +123,7 @@ popd
 
 # this should be the same version as the submodule we compile against
 # ideally we'd update this as a template to ensure that
-pip install protobuf==3.0.0b2
+pip install protobuf==3.0.0
 
 pushd "$(dirname $INPUT_PROTO)" > /dev/null
 
diff --git a/tools/doxygen/Doxyfile.c++ b/tools/doxygen/Doxyfile.c++
index 314a42d989..2a56d40c63 100644
--- a/tools/doxygen/Doxyfile.c++
+++ b/tools/doxygen/Doxyfile.c++
@@ -814,27 +814,23 @@ include/grpc/grpc.h \
 include/grpc/grpc_posix.h \
 include/grpc/grpc_security_constants.h \
 include/grpc/status.h \
-include/grpc/impl/codegen/byte_buffer.h \
 include/grpc/impl/codegen/byte_buffer_reader.h \
 include/grpc/impl/codegen/compression_types.h \
 include/grpc/impl/codegen/connectivity_state.h \
 include/grpc/impl/codegen/grpc_types.h \
 include/grpc/impl/codegen/propagation_bits.h \
 include/grpc/impl/codegen/status.h \
-include/grpc/impl/codegen/alloc.h \
 include/grpc/impl/codegen/atm.h \
 include/grpc/impl/codegen/atm_gcc_atomic.h \
 include/grpc/impl/codegen/atm_gcc_sync.h \
 include/grpc/impl/codegen/atm_windows.h \
-include/grpc/impl/codegen/log.h \
+include/grpc/impl/codegen/gpr_types.h \
 include/grpc/impl/codegen/port_platform.h \
 include/grpc/impl/codegen/slice.h \
-include/grpc/impl/codegen/slice_buffer.h \
 include/grpc/impl/codegen/sync.h \
 include/grpc/impl/codegen/sync_generic.h \
 include/grpc/impl/codegen/sync_posix.h \
 include/grpc/impl/codegen/sync_windows.h \
-include/grpc/impl/codegen/time.h \
 include/grpc++/impl/codegen/async_stream.h \
 include/grpc++/impl/codegen/async_unary_call.h \
 include/grpc++/impl/codegen/call.h \
@@ -858,6 +854,7 @@ include/grpc++/impl/codegen/server_interface.h \
 include/grpc++/impl/codegen/service_type.h \
 include/grpc++/impl/codegen/status.h \
 include/grpc++/impl/codegen/status_code_enum.h \
+include/grpc++/impl/codegen/status_helper.h \
 include/grpc++/impl/codegen/string_ref.h \
 include/grpc++/impl/codegen/stub_options.h \
 include/grpc++/impl/codegen/sync.h \
diff --git a/tools/doxygen/Doxyfile.c++.internal b/tools/doxygen/Doxyfile.c++.internal
index d31581f037..ad4f2f1f00 100644
--- a/tools/doxygen/Doxyfile.c++.internal
+++ b/tools/doxygen/Doxyfile.c++.internal
@@ -814,27 +814,23 @@ include/grpc/grpc.h \
 include/grpc/grpc_posix.h \
 include/grpc/grpc_security_constants.h \
 include/grpc/status.h \
-include/grpc/impl/codegen/byte_buffer.h \
 include/grpc/impl/codegen/byte_buffer_reader.h \
 include/grpc/impl/codegen/compression_types.h \
 include/grpc/impl/codegen/connectivity_state.h \
 include/grpc/impl/codegen/grpc_types.h \
 include/grpc/impl/codegen/propagation_bits.h \
 include/grpc/impl/codegen/status.h \
-include/grpc/impl/codegen/alloc.h \
 include/grpc/impl/codegen/atm.h \
 include/grpc/impl/codegen/atm_gcc_atomic.h \
 include/grpc/impl/codegen/atm_gcc_sync.h \
 include/grpc/impl/codegen/atm_windows.h \
-include/grpc/impl/codegen/log.h \
+include/grpc/impl/codegen/gpr_types.h \
 include/grpc/impl/codegen/port_platform.h \
 include/grpc/impl/codegen/slice.h \
-include/grpc/impl/codegen/slice_buffer.h \
 include/grpc/impl/codegen/sync.h \
 include/grpc/impl/codegen/sync_generic.h \
 include/grpc/impl/codegen/sync_posix.h \
 include/grpc/impl/codegen/sync_windows.h \
-include/grpc/impl/codegen/time.h \
 include/grpc++/impl/codegen/async_stream.h \
 include/grpc++/impl/codegen/async_unary_call.h \
 include/grpc++/impl/codegen/call.h \
@@ -858,6 +854,7 @@ include/grpc++/impl/codegen/server_interface.h \
 include/grpc++/impl/codegen/service_type.h \
 include/grpc++/impl/codegen/status.h \
 include/grpc++/impl/codegen/status_code_enum.h \
+include/grpc++/impl/codegen/status_helper.h \
 include/grpc++/impl/codegen/string_ref.h \
 include/grpc++/impl/codegen/stub_options.h \
 include/grpc++/impl/codegen/sync.h \
diff --git a/tools/doxygen/Doxyfile.core b/tools/doxygen/Doxyfile.core
index 27f878e8ab..003686cee6 100644
--- a/tools/doxygen/Doxyfile.core
+++ b/tools/doxygen/Doxyfile.core
@@ -767,27 +767,23 @@ include/grpc/grpc.h \
 include/grpc/grpc_posix.h \
 include/grpc/grpc_security_constants.h \
 include/grpc/status.h \
-include/grpc/impl/codegen/byte_buffer.h \
 include/grpc/impl/codegen/byte_buffer_reader.h \
 include/grpc/impl/codegen/compression_types.h \
 include/grpc/impl/codegen/connectivity_state.h \
 include/grpc/impl/codegen/grpc_types.h \
 include/grpc/impl/codegen/propagation_bits.h \
 include/grpc/impl/codegen/status.h \
-include/grpc/impl/codegen/alloc.h \
 include/grpc/impl/codegen/atm.h \
 include/grpc/impl/codegen/atm_gcc_atomic.h \
 include/grpc/impl/codegen/atm_gcc_sync.h \
 include/grpc/impl/codegen/atm_windows.h \
-include/grpc/impl/codegen/log.h \
+include/grpc/impl/codegen/gpr_types.h \
 include/grpc/impl/codegen/port_platform.h \
 include/grpc/impl/codegen/slice.h \
-include/grpc/impl/codegen/slice_buffer.h \
 include/grpc/impl/codegen/sync.h \
 include/grpc/impl/codegen/sync_generic.h \
 include/grpc/impl/codegen/sync_posix.h \
 include/grpc/impl/codegen/sync_windows.h \
-include/grpc/impl/codegen/time.h \
 include/grpc/grpc_security.h \
 include/grpc/census.h \
 include/grpc/support/alloc.h \
@@ -818,20 +814,17 @@ include/grpc/support/tls_gcc.h \
 include/grpc/support/tls_msvc.h \
 include/grpc/support/tls_pthread.h \
 include/grpc/support/useful.h \
-include/grpc/impl/codegen/alloc.h \
 include/grpc/impl/codegen/atm.h \
 include/grpc/impl/codegen/atm_gcc_atomic.h \
 include/grpc/impl/codegen/atm_gcc_sync.h \
 include/grpc/impl/codegen/atm_windows.h \
-include/grpc/impl/codegen/log.h \
+include/grpc/impl/codegen/gpr_types.h \
 include/grpc/impl/codegen/port_platform.h \
 include/grpc/impl/codegen/slice.h \
-include/grpc/impl/codegen/slice_buffer.h \
 include/grpc/impl/codegen/sync.h \
 include/grpc/impl/codegen/sync_generic.h \
 include/grpc/impl/codegen/sync_posix.h \
-include/grpc/impl/codegen/sync_windows.h \
-include/grpc/impl/codegen/time.h
+include/grpc/impl/codegen/sync_windows.h
 
 # This tag can be used to specify the character encoding of the source files
 # that doxygen parses. Internally doxygen uses the UTF-8 encoding. Doxygen uses
diff --git a/tools/doxygen/Doxyfile.core.internal b/tools/doxygen/Doxyfile.core.internal
index f5a5553283..e2c5ceb69f 100644
--- a/tools/doxygen/Doxyfile.core.internal
+++ b/tools/doxygen/Doxyfile.core.internal
@@ -767,27 +767,23 @@ include/grpc/grpc.h \
 include/grpc/grpc_posix.h \
 include/grpc/grpc_security_constants.h \
 include/grpc/status.h \
-include/grpc/impl/codegen/byte_buffer.h \
 include/grpc/impl/codegen/byte_buffer_reader.h \
 include/grpc/impl/codegen/compression_types.h \
 include/grpc/impl/codegen/connectivity_state.h \
 include/grpc/impl/codegen/grpc_types.h \
 include/grpc/impl/codegen/propagation_bits.h \
 include/grpc/impl/codegen/status.h \
-include/grpc/impl/codegen/alloc.h \
 include/grpc/impl/codegen/atm.h \
 include/grpc/impl/codegen/atm_gcc_atomic.h \
 include/grpc/impl/codegen/atm_gcc_sync.h \
 include/grpc/impl/codegen/atm_windows.h \
-include/grpc/impl/codegen/log.h \
+include/grpc/impl/codegen/gpr_types.h \
 include/grpc/impl/codegen/port_platform.h \
 include/grpc/impl/codegen/slice.h \
-include/grpc/impl/codegen/slice_buffer.h \
 include/grpc/impl/codegen/sync.h \
 include/grpc/impl/codegen/sync_generic.h \
 include/grpc/impl/codegen/sync_posix.h \
 include/grpc/impl/codegen/sync_windows.h \
-include/grpc/impl/codegen/time.h \
 include/grpc/grpc_security.h \
 include/grpc/census.h \
 src/core/lib/channel/channel_args.h \
@@ -1169,20 +1165,17 @@ include/grpc/support/tls_gcc.h \
 include/grpc/support/tls_msvc.h \
 include/grpc/support/tls_pthread.h \
 include/grpc/support/useful.h \
-include/grpc/impl/codegen/alloc.h \
 include/grpc/impl/codegen/atm.h \
 include/grpc/impl/codegen/atm_gcc_atomic.h \
 include/grpc/impl/codegen/atm_gcc_sync.h \
 include/grpc/impl/codegen/atm_windows.h \
-include/grpc/impl/codegen/log.h \
+include/grpc/impl/codegen/gpr_types.h \
 include/grpc/impl/codegen/port_platform.h \
 include/grpc/impl/codegen/slice.h \
-include/grpc/impl/codegen/slice_buffer.h \
 include/grpc/impl/codegen/sync.h \
 include/grpc/impl/codegen/sync_generic.h \
 include/grpc/impl/codegen/sync_posix.h \
 include/grpc/impl/codegen/sync_windows.h \
-include/grpc/impl/codegen/time.h \
 src/core/lib/profiling/timers.h \
 src/core/lib/support/backoff.h \
 src/core/lib/support/block_annotate.h \
diff --git a/tools/run_tests/build_artifact_protoc.bat b/tools/run_tests/build_artifact_protoc.bat
index e1dc032188..3246a903d0 100644
--- a/tools/run_tests/build_artifact_protoc.bat
+++ b/tools/run_tests/build_artifact_protoc.bat
@@ -32,12 +32,8 @@ mkdir artifacts
 setlocal
 cd third_party/protobuf
 
-powershell -Command "Invoke-WebRequest https://googlemock.googlecode.com/files/gmock-1.7.0.zip -OutFile gmock.zip"
-powershell -Command "Add-Type -Assembly 'System.IO.Compression.FileSystem'; [System.IO.Compression.ZipFile]::ExtractToDirectory('gmock.zip', '.');"
-rename gmock-1.7.0 gmock
-
 cd cmake
-cmake -G "%generator%" || goto :error
+cmake -G "%generator%" -Dprotobuf_BUILD_TESTS=OFF || goto :error
 endlocal
 
 call vsprojects/build_plugins.bat || goto :error
diff --git a/tools/run_tests/performance/scenario_config.py b/tools/run_tests/performance/scenario_config.py
index e81b34c48e..99b5596a4b 100644
--- a/tools/run_tests/performance/scenario_config.py
+++ b/tools/run_tests/performance/scenario_config.py
@@ -70,7 +70,7 @@ BIG_GENERIC_PAYLOAD = {
 # non-ping-pong tests (since we can only specify per-channel numbers, the
 # actual target will be slightly higher)
 OUTSTANDING_REQUESTS={
-    'async': 10000,
+    'async': 6400,
     'sync': 1000
 }
 
diff --git a/tools/run_tests/pre_build_csharp.bat b/tools/run_tests/pre_build_csharp.bat
index 580d5638fd..f15979a96b 100644
--- a/tools/run_tests/pre_build_csharp.bat
+++ b/tools/run_tests/pre_build_csharp.bat
@@ -38,9 +38,10 @@ cd /d %~dp0\..\..
 set NUGET=C:\nuget\nuget.exe
 
 if exist %NUGET% (
+  @rem TODO(jtattermusch): Get rid of this hack. See #8034
   @rem Restore Grpc packages by packages since Nuget client 3.4.4 doesnt support restore
   @rem by solution
-  @rem Moving into each directory to let the restores work with both nuget 3.4 and 2.8
+  @rem Moving into each directory to let the restores work based on per-project packages.config files
   %NUGET% restore vsprojects/grpc_csharp_ext.sln || goto :error
 
   cd src/csharp
diff --git a/tools/run_tests/pre_build_csharp.sh b/tools/run_tests/pre_build_csharp.sh
index 0fd3b92a95..ee678ddce5 100755
--- a/tools/run_tests/pre_build_csharp.sh
+++ b/tools/run_tests/pre_build_csharp.sh
@@ -37,9 +37,10 @@ root=`pwd`
 
 if [ -x "$(command -v nuget)" ]
 then
+  # TODO(jtattermusch): Get rid of this hack. See #8034
   # Restoring Nuget packages by packages rather than by solution because of
   # inability to restore by solution with Nuget client 3.4.4
-  # Moving into each directory to let the restores work with nuget 3.4 and 2.8
+  # Moving into each directory to let the restores work based on per-project packages.config files
   cd Grpc.Auth
   nuget restore -PackagesDirectory ../packages
   cd ..
diff --git a/tools/run_tests/run_build_statistics.py b/tools/run_tests/run_build_statistics.py
index df155f8e80..89aad2a399 100755
--- a/tools/run_tests/run_build_statistics.py
+++ b/tools/run_tests/run_build_statistics.py
@@ -64,7 +64,7 @@ _KNOWN_ERRORS = [
     'Failed to build workspace Tests with scheme AllTests',
     'Build timed out',
     'FATAL: Unable to produce a script file',
-    'FAILED: build_docker_c++',
+    'FAILED: build_docker_c\+\+',
     'cannot find package \"cloud.google.com/go/compute/metadata\"',
     'LLVM ERROR: IO failure on output stream.',
     'MSBUILD : error MSB1009: Project file does not exist.',
@@ -72,6 +72,7 @@ _KNOWN_ERRORS = [
     'Failed to fetch from http://github.com/grpc/grpc.git',
     ('hudson.remoting.RemotingSystemException: java.io.IOException: '
      'Backing channel is disconnected.'),
+    'hudson.remoting.ChannelClosedException',
     'FAILED: bins/tsan/qps_openloop_test GRPC_POLL_STRATEGY=epoll',
     'FAILED: bins/tsan/qps_openloop_test GRPC_POLL_STRATEGY=legacy',
     'FAILED: bins/tsan/qps_openloop_test GRPC_POLL_STRATEGY=poll',
diff --git a/tools/run_tests/run_performance_tests.py b/tools/run_tests/run_performance_tests.py
index 25f5d4639f..b8e16af231 100755
--- a/tools/run_tests/run_performance_tests.py
+++ b/tools/run_tests/run_performance_tests.py
@@ -33,11 +33,13 @@
 from __future__ import print_function
 
 import argparse
+import collections
 import itertools
 import jobset
 import json
 import multiprocessing
 import os
+import performance.scenario_config as scenario_config
 import pipes
 import re
 import subprocess
@@ -46,7 +48,6 @@ import tempfile
 import time
 import traceback
 import uuid
-import performance.scenario_config as scenario_config
 
 
 _ROOT = os.path.abspath(os.path.join(os.path.dirname(sys.argv[0]), '../..'))
@@ -63,14 +64,19 @@ class QpsWorkerJob:
     self._spec = spec
     self.language = language
     self.host_and_port = host_and_port
-    self._job = jobset.Job(spec, newline_on_success=True, travis=True, add_env={})
+    self._job = None
+
+  def start(self):
+    self._job = jobset.Job(self._spec, newline_on_success=True, travis=True, add_env={})
 
   def is_running(self):
     """Polls a job and returns True if given job is still running."""
-    return self._job.state() == jobset._RUNNING
+    return self._job and self._job.state() == jobset._RUNNING
 
   def kill(self):
-    return self._job.kill()
+    if self._job:
+      self._job.kill()
+      self._job = None
 
 
 def create_qpsworker_job(language, shortname=None,
@@ -119,7 +125,7 @@ def create_scenario_jobspec(scenario_json, workers, remote_host=None,
 def create_quit_jobspec(workers, remote_host=None):
   """Runs quit using QPS driver."""
   # setting QPS_WORKERS env variable here makes sure it works with SSH too.
-  cmd = 'QPS_WORKERS="%s" bins/opt/qps_json_driver --quit' % ','.join(workers)
+  cmd = 'QPS_WORKERS="%s" bins/opt/qps_json_driver --quit' % ','.join(w.host_and_port for w in workers)
   if remote_host:
     user_at_host = '%s@%s' % (_REMOTE_HOST_USERNAME, remote_host)
     cmd = 'ssh %s "cd ~/performance_workspace/grpc/ && "%s' % (user_at_host, pipes.quote(cmd))
@@ -253,8 +259,8 @@ def build_on_remote_hosts(hosts, languages=scenario_config.LANGUAGES.keys(), bui
     sys.exit(1)
 
 
-def start_qpsworkers(languages, worker_hosts):
-  """Starts QPS workers as background jobs."""
+def create_qpsworkers(languages, worker_hosts):
+  """Creates QPS workers (but does not start them)."""
   if not worker_hosts:
     # run two workers locally (for each language)
     workers=[(None, 10000), (None, 10010)]
@@ -274,6 +280,9 @@ def start_qpsworkers(languages, worker_hosts):
           for worker_idx, worker in enumerate(workers)]
 
 
+Scenario = collections.namedtuple('Scenario', 'jobspec workers')
+
+
 def create_scenarios(languages, workers_by_lang, remote_host=None, regex='.*',
                      category='all', bq_result_table=None,
                      netperf=False, netperf_hosts=[]):
@@ -282,6 +291,7 @@ def create_scenarios(languages, workers_by_lang, remote_host=None, regex='.*',
                  for workers in workers_by_lang.values()
                  for worker in workers]
   scenarios = []
+  _NO_WORKERS = []
 
   if netperf:
     if not netperf_hosts:
@@ -293,16 +303,18 @@ def create_scenarios(languages, workers_by_lang, remote_host=None, regex='.*',
     else:
       netperf_server=netperf_hosts[0]
       netperf_client=netperf_hosts[1]
-    scenarios.append(create_netperf_jobspec(server_host=netperf_server,
-                                            client_host=netperf_client,
-                                            bq_result_table=bq_result_table))
+    scenarios.append(Scenario(
+        create_netperf_jobspec(server_host=netperf_server,
+                               client_host=netperf_client,
+                               bq_result_table=bq_result_table),
+        _NO_WORKERS))
 
   for language in languages:
     for scenario_json in language.scenarios():
       if re.search(args.regex, scenario_json['name']):
         categories = scenario_json.get('CATEGORIES', [])
         if category in categories or (category == 'all' and categories != ['sweep']):
-          workers = workers_by_lang[str(language)]
+          workers = workers_by_lang[str(language)][:]
           # 'SERVER_LANGUAGE' is an indicator for this script to pick
           # a server in different language.
           custom_server_lang = scenario_json.get('SERVER_LANGUAGE', None)
@@ -330,14 +342,14 @@ def create_scenarios(languages, workers_by_lang, remote_host=None, regex='.*',
               # replace all client workers by workers of a different language,
               # leave num_server workers as they are server workers.
               workers[idx] = workers_by_lang[custom_client_lang][idx]
-          scenario = create_scenario_jobspec(scenario_json,
-                                             workers,
-                                             remote_host=remote_host,
-                                             bq_result_table=bq_result_table)
+          scenario = Scenario(
+              create_scenario_jobspec(scenario_json,
+                                      [w.host_and_port for w in workers],
+                                      remote_host=remote_host,
+                                      bq_result_table=bq_result_table),
+              workers)
           scenarios.append(scenario)
 
-  # the very last scenario requests shutting down the workers.
-  scenarios.append(create_quit_jobspec(all_workers, remote_host=remote_host))
   return scenarios
 
 
@@ -411,42 +423,31 @@ if not args.remote_driver_host:
   build_local = True
 build_on_remote_hosts(remote_hosts, languages=[str(l) for l in languages], build_local=build_local)
 
-qpsworker_jobs = start_qpsworkers(languages, args.remote_worker_host)
-
-# TODO(jtattermusch): see https://github.com/grpc/grpc/issues/6174
-time.sleep(5)
+qpsworker_jobs = create_qpsworkers(languages, args.remote_worker_host)
 
 # get list of worker addresses for each language.
-worker_addresses = dict([(str(language), []) for language in languages])
+workers_by_lang = dict([(str(language), []) for language in languages])
 for job in qpsworker_jobs:
-  worker_addresses[str(job.language)].append(job.host_and_port)
-
-try:
-  scenarios = create_scenarios(languages,
-                               workers_by_lang=worker_addresses,
-                               remote_host=args.remote_driver_host,
-                               regex=args.regex,
-                               category=args.category,
-                               bq_result_table=args.bq_result_table,
-                               netperf=args.netperf,
-                               netperf_hosts=args.remote_worker_host)
-
-  if not scenarios:
-    raise Exception('No scenarios to run')
-
-  jobset.message('START', 'Running scenarios.', do_newline=True)
-  num_failures, _ = jobset.run(
-      scenarios, newline_on_success=True, maxjobs=1)
-  if num_failures == 0:
-    jobset.message('SUCCESS',
-                   'All scenarios finished successfully.',
-                   do_newline=True)
-  else:
-    jobset.message('FAILED', 'Some of the scenarios failed.',
-                   do_newline=True)
-    sys.exit(1)
-except:
-  traceback.print_exc()
-  raise
-finally:
-  finish_qps_workers(qpsworker_jobs)
+  workers_by_lang[str(job.language)].append(job)
+
+scenarios = create_scenarios(languages,
+                           workers_by_lang=workers_by_lang,
+                           remote_host=args.remote_driver_host,
+                           regex=args.regex,
+                           category=args.category,
+                           bq_result_table=args.bq_result_table,
+                           netperf=args.netperf,
+                           netperf_hosts=args.remote_worker_host)
+
+if not scenarios:
+  raise Exception('No scenarios to run')
+
+for scenario in scenarios:
+  try:
+    for worker in scenario.workers:
+      worker.start()
+    jobset.run([scenario.jobspec,
+                create_quit_jobspec(scenario.workers, remote_host=args.remote_driver_host)],
+               newline_on_success=True, maxjobs=1)
+  finally:
+    finish_qps_workers(scenario.workers)
diff --git a/tools/run_tests/sanity/check_submodules.sh b/tools/run_tests/sanity/check_submodules.sh
index 5562d330fd..f1d9d5a57f 100755
--- a/tools/run_tests/sanity/check_submodules.sh
+++ b/tools/run_tests/sanity/check_submodules.sh
@@ -44,7 +44,7 @@ cat << EOF | awk '{ print $1 }' | sort > $want_submodules
  c880e42ba1c8032d4cdde2aba0541d8a9d9fa2e9 third_party/boringssl (version_for_cocoapods_2.0-100-gc880e42)
  05b155ff59114735ec8cd089f669c4c3d8f59029 third_party/gflags (v2.1.0-45-g05b155f)
  c99458533a9b4c743ed51537e25989ea55944908 third_party/googletest (release-1.7.0)
- f8ac463766281625ad710900479130c7fcb4d63b third_party/nanopb (nanopb-0.3.4-29-gf8ac463)
+ 68a86e96481e6bea987df8de47027847b30c325b third_party/nanopb (nanopb-0.3.6-6-g68a86e9)
  bba446bbf2ac7b0b9923d4eb07d5acd0665a8cf0 third_party/protobuf (v3.0.0-beta-4-160-gbba446b)
  50893291621658f355bc5b4d450a8d06a563053d third_party/zlib (v1.2.8)
  bcad91771b7f0bff28a1cac1981d7ef2b9bcef3c third_party/thrift
diff --git a/tools/run_tests/sources_and_headers.json b/tools/run_tests/sources_and_headers.json
index 5b4c65723d..1929297ef9 100644
--- a/tools/run_tests/sources_and_headers.json
+++ b/tools/run_tests/sources_and_headers.json
@@ -5840,38 +5840,32 @@
   {
     "deps": [], 
     "headers": [
-      "include/grpc/impl/codegen/alloc.h", 
       "include/grpc/impl/codegen/atm.h", 
       "include/grpc/impl/codegen/atm_gcc_atomic.h", 
       "include/grpc/impl/codegen/atm_gcc_sync.h", 
       "include/grpc/impl/codegen/atm_windows.h", 
-      "include/grpc/impl/codegen/log.h", 
+      "include/grpc/impl/codegen/gpr_types.h", 
       "include/grpc/impl/codegen/port_platform.h", 
       "include/grpc/impl/codegen/slice.h", 
-      "include/grpc/impl/codegen/slice_buffer.h", 
       "include/grpc/impl/codegen/sync.h", 
       "include/grpc/impl/codegen/sync_generic.h", 
       "include/grpc/impl/codegen/sync_posix.h", 
-      "include/grpc/impl/codegen/sync_windows.h", 
-      "include/grpc/impl/codegen/time.h"
+      "include/grpc/impl/codegen/sync_windows.h"
     ], 
     "language": "c", 
     "name": "gpr_codegen", 
     "src": [
-      "include/grpc/impl/codegen/alloc.h", 
       "include/grpc/impl/codegen/atm.h", 
       "include/grpc/impl/codegen/atm_gcc_atomic.h", 
       "include/grpc/impl/codegen/atm_gcc_sync.h", 
       "include/grpc/impl/codegen/atm_windows.h", 
-      "include/grpc/impl/codegen/log.h", 
+      "include/grpc/impl/codegen/gpr_types.h", 
       "include/grpc/impl/codegen/port_platform.h", 
       "include/grpc/impl/codegen/slice.h", 
-      "include/grpc/impl/codegen/slice_buffer.h", 
       "include/grpc/impl/codegen/sync.h", 
       "include/grpc/impl/codegen/sync_generic.h", 
       "include/grpc/impl/codegen/sync_posix.h", 
-      "include/grpc/impl/codegen/sync_windows.h", 
-      "include/grpc/impl/codegen/time.h"
+      "include/grpc/impl/codegen/sync_windows.h"
     ], 
     "third_party": false, 
     "type": "filegroup"
@@ -6223,7 +6217,6 @@
       "gpr_codegen"
     ], 
     "headers": [
-      "include/grpc/impl/codegen/byte_buffer.h", 
       "include/grpc/impl/codegen/byte_buffer_reader.h", 
       "include/grpc/impl/codegen/compression_types.h", 
       "include/grpc/impl/codegen/connectivity_state.h", 
@@ -6234,7 +6227,6 @@
     "language": "c", 
     "name": "grpc_codegen", 
     "src": [
-      "include/grpc/impl/codegen/byte_buffer.h", 
       "include/grpc/impl/codegen/byte_buffer_reader.h", 
       "include/grpc/impl/codegen/compression_types.h", 
       "include/grpc/impl/codegen/connectivity_state.h", 
@@ -6871,6 +6863,7 @@
       "include/grpc++/impl/codegen/service_type.h", 
       "include/grpc++/impl/codegen/status.h", 
       "include/grpc++/impl/codegen/status_code_enum.h", 
+      "include/grpc++/impl/codegen/status_helper.h", 
       "include/grpc++/impl/codegen/string_ref.h", 
       "include/grpc++/impl/codegen/stub_options.h", 
       "include/grpc++/impl/codegen/sync.h", 
@@ -6905,6 +6898,7 @@
       "include/grpc++/impl/codegen/service_type.h", 
       "include/grpc++/impl/codegen/status.h", 
       "include/grpc++/impl/codegen/status_code_enum.h", 
+      "include/grpc++/impl/codegen/status_helper.h", 
       "include/grpc++/impl/codegen/string_ref.h", 
       "include/grpc++/impl/codegen/stub_options.h", 
       "include/grpc++/impl/codegen/sync.h", 
diff --git a/tools/run_tests/tests.json b/tools/run_tests/tests.json
index 51e1dff96e..cbc8f584f4 100644
--- a/tools/run_tests/tests.json
+++ b/tools/run_tests/tests.json
@@ -29598,7 +29598,7 @@
   {
     "args": [
       "--scenarios_json", 
-      "{\"scenarios\": [{\"name\": \"cpp_generic_async_streaming_qps_unconstrained_secure\", \"warmup_seconds\": 0, \"benchmark_seconds\": 1, \"num_servers\": 1, \"server_config\": {\"async_server_threads\": 0, \"core_limit\": 0, \"security_params\": {\"use_test_ca\": true, \"server_host_override\": \"foo.test.google.fr\"}, \"payload_config\": {\"bytebuf_params\": {\"resp_size\": 0, \"req_size\": 0}}, \"server_type\": \"ASYNC_GENERIC_SERVER\"}, \"client_config\": {\"client_type\": \"ASYNC_CLIENT\", \"security_params\": {\"use_test_ca\": true, \"server_host_override\": \"foo.test.google.fr\"}, \"payload_config\": {\"bytebuf_params\": {\"resp_size\": 0, \"req_size\": 0}}, \"client_channels\": 64, \"async_client_threads\": 0, \"outstanding_rpcs_per_channel\": 157, \"rpc_type\": \"STREAMING\", \"load_params\": {\"closed_loop\": {}}, \"histogram_params\": {\"max_possible\": 60000000000.0, \"resolution\": 0.01}}, \"num_clients\": 0}]}"
+      "{\"scenarios\": [{\"name\": \"cpp_generic_async_streaming_qps_unconstrained_secure\", \"warmup_seconds\": 0, \"benchmark_seconds\": 1, \"num_servers\": 1, \"server_config\": {\"async_server_threads\": 0, \"core_limit\": 0, \"security_params\": {\"use_test_ca\": true, \"server_host_override\": \"foo.test.google.fr\"}, \"payload_config\": {\"bytebuf_params\": {\"resp_size\": 0, \"req_size\": 0}}, \"server_type\": \"ASYNC_GENERIC_SERVER\"}, \"client_config\": {\"client_type\": \"ASYNC_CLIENT\", \"security_params\": {\"use_test_ca\": true, \"server_host_override\": \"foo.test.google.fr\"}, \"payload_config\": {\"bytebuf_params\": {\"resp_size\": 0, \"req_size\": 0}}, \"client_channels\": 64, \"async_client_threads\": 0, \"outstanding_rpcs_per_channel\": 100, \"rpc_type\": \"STREAMING\", \"load_params\": {\"closed_loop\": {}}, \"histogram_params\": {\"max_possible\": 60000000000.0, \"resolution\": 0.01}}, \"num_clients\": 0}]}"
     ], 
     "boringssl": true, 
     "ci_platforms": [
@@ -29625,7 +29625,7 @@
   {
     "args": [
       "--scenarios_json", 
-      "{\"scenarios\": [{\"name\": \"cpp_generic_async_streaming_qps_one_server_core_secure\", \"warmup_seconds\": 0, \"benchmark_seconds\": 1, \"num_servers\": 1, \"server_config\": {\"async_server_threads\": 1, \"core_limit\": 1, \"security_params\": {\"use_test_ca\": true, \"server_host_override\": \"foo.test.google.fr\"}, \"payload_config\": {\"bytebuf_params\": {\"resp_size\": 0, \"req_size\": 0}}, \"server_type\": \"ASYNC_GENERIC_SERVER\"}, \"client_config\": {\"client_type\": \"ASYNC_CLIENT\", \"security_params\": {\"use_test_ca\": true, \"server_host_override\": \"foo.test.google.fr\"}, \"payload_config\": {\"bytebuf_params\": {\"resp_size\": 0, \"req_size\": 0}}, \"client_channels\": 64, \"async_client_threads\": 0, \"outstanding_rpcs_per_channel\": 157, \"rpc_type\": \"STREAMING\", \"load_params\": {\"closed_loop\": {}}, \"histogram_params\": {\"max_possible\": 60000000000.0, \"resolution\": 0.01}}, \"num_clients\": 0}]}"
+      "{\"scenarios\": [{\"name\": \"cpp_generic_async_streaming_qps_one_server_core_secure\", \"warmup_seconds\": 0, \"benchmark_seconds\": 1, \"num_servers\": 1, \"server_config\": {\"async_server_threads\": 1, \"core_limit\": 1, \"security_params\": {\"use_test_ca\": true, \"server_host_override\": \"foo.test.google.fr\"}, \"payload_config\": {\"bytebuf_params\": {\"resp_size\": 0, \"req_size\": 0}}, \"server_type\": \"ASYNC_GENERIC_SERVER\"}, \"client_config\": {\"client_type\": \"ASYNC_CLIENT\", \"security_params\": {\"use_test_ca\": true, \"server_host_override\": \"foo.test.google.fr\"}, \"payload_config\": {\"bytebuf_params\": {\"resp_size\": 0, \"req_size\": 0}}, \"client_channels\": 64, \"async_client_threads\": 0, \"outstanding_rpcs_per_channel\": 100, \"rpc_type\": \"STREAMING\", \"load_params\": {\"closed_loop\": {}}, \"histogram_params\": {\"max_possible\": 60000000000.0, \"resolution\": 0.01}}, \"num_clients\": 0}]}"
     ], 
     "boringssl": true, 
     "ci_platforms": [
@@ -30003,7 +30003,7 @@
   {
     "args": [
       "--scenarios_json", 
-      "{\"scenarios\": [{\"name\": \"cpp_protobuf_async_unary_qps_unconstrained_secure\", \"warmup_seconds\": 0, \"benchmark_seconds\": 1, \"num_servers\": 1, \"server_config\": {\"async_server_threads\": 0, \"core_limit\": 0, \"security_params\": {\"use_test_ca\": true, \"server_host_override\": \"foo.test.google.fr\"}, \"server_type\": \"ASYNC_SERVER\"}, \"client_config\": {\"client_type\": \"ASYNC_CLIENT\", \"security_params\": {\"use_test_ca\": true, \"server_host_override\": \"foo.test.google.fr\"}, \"payload_config\": {\"simple_params\": {\"resp_size\": 0, \"req_size\": 0}}, \"client_channels\": 64, \"async_client_threads\": 0, \"outstanding_rpcs_per_channel\": 157, \"rpc_type\": \"UNARY\", \"load_params\": {\"closed_loop\": {}}, \"histogram_params\": {\"max_possible\": 60000000000.0, \"resolution\": 0.01}}, \"num_clients\": 0}]}"
+      "{\"scenarios\": [{\"name\": \"cpp_protobuf_async_unary_qps_unconstrained_secure\", \"warmup_seconds\": 0, \"benchmark_seconds\": 1, \"num_servers\": 1, \"server_config\": {\"async_server_threads\": 0, \"core_limit\": 0, \"security_params\": {\"use_test_ca\": true, \"server_host_override\": \"foo.test.google.fr\"}, \"server_type\": \"ASYNC_SERVER\"}, \"client_config\": {\"client_type\": \"ASYNC_CLIENT\", \"security_params\": {\"use_test_ca\": true, \"server_host_override\": \"foo.test.google.fr\"}, \"payload_config\": {\"simple_params\": {\"resp_size\": 0, \"req_size\": 0}}, \"client_channels\": 64, \"async_client_threads\": 0, \"outstanding_rpcs_per_channel\": 100, \"rpc_type\": \"UNARY\", \"load_params\": {\"closed_loop\": {}}, \"histogram_params\": {\"max_possible\": 60000000000.0, \"resolution\": 0.01}}, \"num_clients\": 0}]}"
     ], 
     "boringssl": true, 
     "ci_platforms": [
@@ -30030,7 +30030,7 @@
   {
     "args": [
       "--scenarios_json", 
-      "{\"scenarios\": [{\"name\": \"cpp_protobuf_async_streaming_qps_unconstrained_secure\", \"warmup_seconds\": 0, \"benchmark_seconds\": 1, \"num_servers\": 1, \"server_config\": {\"async_server_threads\": 0, \"core_limit\": 0, \"security_params\": {\"use_test_ca\": true, \"server_host_override\": \"foo.test.google.fr\"}, \"server_type\": \"ASYNC_SERVER\"}, \"client_config\": {\"client_type\": \"ASYNC_CLIENT\", \"security_params\": {\"use_test_ca\": true, \"server_host_override\": \"foo.test.google.fr\"}, \"payload_config\": {\"simple_params\": {\"resp_size\": 0, \"req_size\": 0}}, \"client_channels\": 64, \"async_client_threads\": 0, \"outstanding_rpcs_per_channel\": 157, \"rpc_type\": \"STREAMING\", \"load_params\": {\"closed_loop\": {}}, \"histogram_params\": {\"max_possible\": 60000000000.0, \"resolution\": 0.01}}, \"num_clients\": 0}]}"
+      "{\"scenarios\": [{\"name\": \"cpp_protobuf_async_streaming_qps_unconstrained_secure\", \"warmup_seconds\": 0, \"benchmark_seconds\": 1, \"num_servers\": 1, \"server_config\": {\"async_server_threads\": 0, \"core_limit\": 0, \"security_params\": {\"use_test_ca\": true, \"server_host_override\": \"foo.test.google.fr\"}, \"server_type\": \"ASYNC_SERVER\"}, \"client_config\": {\"client_type\": \"ASYNC_CLIENT\", \"security_params\": {\"use_test_ca\": true, \"server_host_override\": \"foo.test.google.fr\"}, \"payload_config\": {\"simple_params\": {\"resp_size\": 0, \"req_size\": 0}}, \"client_channels\": 64, \"async_client_threads\": 0, \"outstanding_rpcs_per_channel\": 100, \"rpc_type\": \"STREAMING\", \"load_params\": {\"closed_loop\": {}}, \"histogram_params\": {\"max_possible\": 60000000000.0, \"resolution\": 0.01}}, \"num_clients\": 0}]}"
     ], 
     "boringssl": true, 
     "ci_platforms": [
@@ -30057,7 +30057,7 @@
   {
     "args": [
       "--scenarios_json", 
-      "{\"scenarios\": [{\"name\": \"cpp_protobuf_async_unary_qps_unconstrained_secure_1_channels\", \"warmup_seconds\": 0, \"benchmark_seconds\": 1, \"num_servers\": 1, \"server_config\": {\"async_server_threads\": 0, \"core_limit\": 0, \"security_params\": {\"use_test_ca\": true, \"server_host_override\": \"foo.test.google.fr\"}, \"server_type\": \"ASYNC_SERVER\"}, \"client_config\": {\"client_type\": \"ASYNC_CLIENT\", \"security_params\": {\"use_test_ca\": true, \"server_host_override\": \"foo.test.google.fr\"}, \"payload_config\": {\"simple_params\": {\"resp_size\": 0, \"req_size\": 0}}, \"client_channels\": 1, \"async_client_threads\": 0, \"outstanding_rpcs_per_channel\": 10000, \"rpc_type\": \"UNARY\", \"load_params\": {\"closed_loop\": {}}, \"histogram_params\": {\"max_possible\": 60000000000.0, \"resolution\": 0.01}}, \"num_clients\": 0}]}"
+      "{\"scenarios\": [{\"name\": \"cpp_protobuf_async_unary_qps_unconstrained_secure_1_channels\", \"warmup_seconds\": 0, \"benchmark_seconds\": 1, \"num_servers\": 1, \"server_config\": {\"async_server_threads\": 0, \"core_limit\": 0, \"security_params\": {\"use_test_ca\": true, \"server_host_override\": \"foo.test.google.fr\"}, \"server_type\": \"ASYNC_SERVER\"}, \"client_config\": {\"client_type\": \"ASYNC_CLIENT\", \"security_params\": {\"use_test_ca\": true, \"server_host_override\": \"foo.test.google.fr\"}, \"payload_config\": {\"simple_params\": {\"resp_size\": 0, \"req_size\": 0}}, \"client_channels\": 1, \"async_client_threads\": 0, \"outstanding_rpcs_per_channel\": 6400, \"rpc_type\": \"UNARY\", \"load_params\": {\"closed_loop\": {}}, \"histogram_params\": {\"max_possible\": 60000000000.0, \"resolution\": 0.01}}, \"num_clients\": 0}]}"
     ], 
     "boringssl": true, 
     "ci_platforms": [
@@ -30084,7 +30084,7 @@
   {
     "args": [
       "--scenarios_json", 
-      "{\"scenarios\": [{\"name\": \"cpp_protobuf_async_unary_qps_unconstrained_secure_3_channels\", \"warmup_seconds\": 0, \"benchmark_seconds\": 1, \"num_servers\": 1, \"server_config\": {\"async_server_threads\": 0, \"core_limit\": 0, \"security_params\": {\"use_test_ca\": true, \"server_host_override\": \"foo.test.google.fr\"}, \"server_type\": \"ASYNC_SERVER\"}, \"client_config\": {\"client_type\": \"ASYNC_CLIENT\", \"security_params\": {\"use_test_ca\": true, \"server_host_override\": \"foo.test.google.fr\"}, \"payload_config\": {\"simple_params\": {\"resp_size\": 0, \"req_size\": 0}}, \"client_channels\": 3, \"async_client_threads\": 0, \"outstanding_rpcs_per_channel\": 3334, \"rpc_type\": \"UNARY\", \"load_params\": {\"closed_loop\": {}}, \"histogram_params\": {\"max_possible\": 60000000000.0, \"resolution\": 0.01}}, \"num_clients\": 0}]}"
+      "{\"scenarios\": [{\"name\": \"cpp_protobuf_async_unary_qps_unconstrained_secure_3_channels\", \"warmup_seconds\": 0, \"benchmark_seconds\": 1, \"num_servers\": 1, \"server_config\": {\"async_server_threads\": 0, \"core_limit\": 0, \"security_params\": {\"use_test_ca\": true, \"server_host_override\": \"foo.test.google.fr\"}, \"server_type\": \"ASYNC_SERVER\"}, \"client_config\": {\"client_type\": \"ASYNC_CLIENT\", \"security_params\": {\"use_test_ca\": true, \"server_host_override\": \"foo.test.google.fr\"}, \"payload_config\": {\"simple_params\": {\"resp_size\": 0, \"req_size\": 0}}, \"client_channels\": 3, \"async_client_threads\": 0, \"outstanding_rpcs_per_channel\": 2134, \"rpc_type\": \"UNARY\", \"load_params\": {\"closed_loop\": {}}, \"histogram_params\": {\"max_possible\": 60000000000.0, \"resolution\": 0.01}}, \"num_clients\": 0}]}"
     ], 
     "boringssl": true, 
     "ci_platforms": [
@@ -30111,7 +30111,7 @@
   {
     "args": [
       "--scenarios_json", 
-      "{\"scenarios\": [{\"name\": \"cpp_protobuf_async_unary_qps_unconstrained_secure_10_channels\", \"warmup_seconds\": 0, \"benchmark_seconds\": 1, \"num_servers\": 1, \"server_config\": {\"async_server_threads\": 0, \"core_limit\": 0, \"security_params\": {\"use_test_ca\": true, \"server_host_override\": \"foo.test.google.fr\"}, \"server_type\": \"ASYNC_SERVER\"}, \"client_config\": {\"client_type\": \"ASYNC_CLIENT\", \"security_params\": {\"use_test_ca\": true, \"server_host_override\": \"foo.test.google.fr\"}, \"payload_config\": {\"simple_params\": {\"resp_size\": 0, \"req_size\": 0}}, \"client_channels\": 10, \"async_client_threads\": 0, \"outstanding_rpcs_per_channel\": 1000, \"rpc_type\": \"UNARY\", \"load_params\": {\"closed_loop\": {}}, \"histogram_params\": {\"max_possible\": 60000000000.0, \"resolution\": 0.01}}, \"num_clients\": 0}]}"
+      "{\"scenarios\": [{\"name\": \"cpp_protobuf_async_unary_qps_unconstrained_secure_10_channels\", \"warmup_seconds\": 0, \"benchmark_seconds\": 1, \"num_servers\": 1, \"server_config\": {\"async_server_threads\": 0, \"core_limit\": 0, \"security_params\": {\"use_test_ca\": true, \"server_host_override\": \"foo.test.google.fr\"}, \"server_type\": \"ASYNC_SERVER\"}, \"client_config\": {\"client_type\": \"ASYNC_CLIENT\", \"security_params\": {\"use_test_ca\": true, \"server_host_override\": \"foo.test.google.fr\"}, \"payload_config\": {\"simple_params\": {\"resp_size\": 0, \"req_size\": 0}}, \"client_channels\": 10, \"async_client_threads\": 0, \"outstanding_rpcs_per_channel\": 640, \"rpc_type\": \"UNARY\", \"load_params\": {\"closed_loop\": {}}, \"histogram_params\": {\"max_possible\": 60000000000.0, \"resolution\": 0.01}}, \"num_clients\": 0}]}"
     ], 
     "boringssl": true, 
     "ci_platforms": [
@@ -30138,7 +30138,7 @@
   {
     "args": [
       "--scenarios_json", 
-      "{\"scenarios\": [{\"name\": \"cpp_protobuf_async_unary_qps_unconstrained_secure_31_channels\", \"warmup_seconds\": 0, \"benchmark_seconds\": 1, \"num_servers\": 1, \"server_config\": {\"async_server_threads\": 0, \"core_limit\": 0, \"security_params\": {\"use_test_ca\": true, \"server_host_override\": \"foo.test.google.fr\"}, \"server_type\": \"ASYNC_SERVER\"}, \"client_config\": {\"client_type\": \"ASYNC_CLIENT\", \"security_params\": {\"use_test_ca\": true, \"server_host_override\": \"foo.test.google.fr\"}, \"payload_config\": {\"simple_params\": {\"resp_size\": 0, \"req_size\": 0}}, \"client_channels\": 31, \"async_client_threads\": 0, \"outstanding_rpcs_per_channel\": 323, \"rpc_type\": \"UNARY\", \"load_params\": {\"closed_loop\": {}}, \"histogram_params\": {\"max_possible\": 60000000000.0, \"resolution\": 0.01}}, \"num_clients\": 0}]}"
+      "{\"scenarios\": [{\"name\": \"cpp_protobuf_async_unary_qps_unconstrained_secure_31_channels\", \"warmup_seconds\": 0, \"benchmark_seconds\": 1, \"num_servers\": 1, \"server_config\": {\"async_server_threads\": 0, \"core_limit\": 0, \"security_params\": {\"use_test_ca\": true, \"server_host_override\": \"foo.test.google.fr\"}, \"server_type\": \"ASYNC_SERVER\"}, \"client_config\": {\"client_type\": \"ASYNC_CLIENT\", \"security_params\": {\"use_test_ca\": true, \"server_host_override\": \"foo.test.google.fr\"}, \"payload_config\": {\"simple_params\": {\"resp_size\": 0, \"req_size\": 0}}, \"client_channels\": 31, \"async_client_threads\": 0, \"outstanding_rpcs_per_channel\": 207, \"rpc_type\": \"UNARY\", \"load_params\": {\"closed_loop\": {}}, \"histogram_params\": {\"max_possible\": 60000000000.0, \"resolution\": 0.01}}, \"num_clients\": 0}]}"
     ], 
     "boringssl": true, 
     "ci_platforms": [
@@ -30165,7 +30165,7 @@
   {
     "args": [
       "--scenarios_json", 
-      "{\"scenarios\": [{\"name\": \"cpp_protobuf_async_unary_qps_unconstrained_secure_100_channels\", \"warmup_seconds\": 0, \"benchmark_seconds\": 1, \"num_servers\": 1, \"server_config\": {\"async_server_threads\": 0, \"core_limit\": 0, \"security_params\": {\"use_test_ca\": true, \"server_host_override\": \"foo.test.google.fr\"}, \"server_type\": \"ASYNC_SERVER\"}, \"client_config\": {\"client_type\": \"ASYNC_CLIENT\", \"security_params\": {\"use_test_ca\": true, \"server_host_override\": \"foo.test.google.fr\"}, \"payload_config\": {\"simple_params\": {\"resp_size\": 0, \"req_size\": 0}}, \"client_channels\": 100, \"async_client_threads\": 0, \"outstanding_rpcs_per_channel\": 100, \"rpc_type\": \"UNARY\", \"load_params\": {\"closed_loop\": {}}, \"histogram_params\": {\"max_possible\": 60000000000.0, \"resolution\": 0.01}}, \"num_clients\": 0}]}"
+      "{\"scenarios\": [{\"name\": \"cpp_protobuf_async_unary_qps_unconstrained_secure_100_channels\", \"warmup_seconds\": 0, \"benchmark_seconds\": 1, \"num_servers\": 1, \"server_config\": {\"async_server_threads\": 0, \"core_limit\": 0, \"security_params\": {\"use_test_ca\": true, \"server_host_override\": \"foo.test.google.fr\"}, \"server_type\": \"ASYNC_SERVER\"}, \"client_config\": {\"client_type\": \"ASYNC_CLIENT\", \"security_params\": {\"use_test_ca\": true, \"server_host_override\": \"foo.test.google.fr\"}, \"payload_config\": {\"simple_params\": {\"resp_size\": 0, \"req_size\": 0}}, \"client_channels\": 100, \"async_client_threads\": 0, \"outstanding_rpcs_per_channel\": 64, \"rpc_type\": \"UNARY\", \"load_params\": {\"closed_loop\": {}}, \"histogram_params\": {\"max_possible\": 60000000000.0, \"resolution\": 0.01}}, \"num_clients\": 0}]}"
     ], 
     "boringssl": true, 
     "ci_platforms": [
@@ -30192,7 +30192,7 @@
   {
     "args": [
       "--scenarios_json", 
-      "{\"scenarios\": [{\"name\": \"cpp_protobuf_async_unary_qps_unconstrained_secure_316_channels\", \"warmup_seconds\": 0, \"benchmark_seconds\": 1, \"num_servers\": 1, \"server_config\": {\"async_server_threads\": 0, \"core_limit\": 0, \"security_params\": {\"use_test_ca\": true, \"server_host_override\": \"foo.test.google.fr\"}, \"server_type\": \"ASYNC_SERVER\"}, \"client_config\": {\"client_type\": \"ASYNC_CLIENT\", \"security_params\": {\"use_test_ca\": true, \"server_host_override\": \"foo.test.google.fr\"}, \"payload_config\": {\"simple_params\": {\"resp_size\": 0, \"req_size\": 0}}, \"client_channels\": 316, \"async_client_threads\": 0, \"outstanding_rpcs_per_channel\": 32, \"rpc_type\": \"UNARY\", \"load_params\": {\"closed_loop\": {}}, \"histogram_params\": {\"max_possible\": 60000000000.0, \"resolution\": 0.01}}, \"num_clients\": 0}]}"
+      "{\"scenarios\": [{\"name\": \"cpp_protobuf_async_unary_qps_unconstrained_secure_316_channels\", \"warmup_seconds\": 0, \"benchmark_seconds\": 1, \"num_servers\": 1, \"server_config\": {\"async_server_threads\": 0, \"core_limit\": 0, \"security_params\": {\"use_test_ca\": true, \"server_host_override\": \"foo.test.google.fr\"}, \"server_type\": \"ASYNC_SERVER\"}, \"client_config\": {\"client_type\": \"ASYNC_CLIENT\", \"security_params\": {\"use_test_ca\": true, \"server_host_override\": \"foo.test.google.fr\"}, \"payload_config\": {\"simple_params\": {\"resp_size\": 0, \"req_size\": 0}}, \"client_channels\": 316, \"async_client_threads\": 0, \"outstanding_rpcs_per_channel\": 21, \"rpc_type\": \"UNARY\", \"load_params\": {\"closed_loop\": {}}, \"histogram_params\": {\"max_possible\": 60000000000.0, \"resolution\": 0.01}}, \"num_clients\": 0}]}"
     ], 
     "boringssl": true, 
     "ci_platforms": [
@@ -30219,7 +30219,7 @@
   {
     "args": [
       "--scenarios_json", 
-      "{\"scenarios\": [{\"name\": \"cpp_protobuf_async_unary_qps_unconstrained_secure_1000_channels\", \"warmup_seconds\": 0, \"benchmark_seconds\": 1, \"num_servers\": 1, \"server_config\": {\"async_server_threads\": 0, \"core_limit\": 0, \"security_params\": {\"use_test_ca\": true, \"server_host_override\": \"foo.test.google.fr\"}, \"server_type\": \"ASYNC_SERVER\"}, \"client_config\": {\"client_type\": \"ASYNC_CLIENT\", \"security_params\": {\"use_test_ca\": true, \"server_host_override\": \"foo.test.google.fr\"}, \"payload_config\": {\"simple_params\": {\"resp_size\": 0, \"req_size\": 0}}, \"client_channels\": 1000, \"async_client_threads\": 0, \"outstanding_rpcs_per_channel\": 10, \"rpc_type\": \"UNARY\", \"load_params\": {\"closed_loop\": {}}, \"histogram_params\": {\"max_possible\": 60000000000.0, \"resolution\": 0.01}}, \"num_clients\": 0}]}"
+      "{\"scenarios\": [{\"name\": \"cpp_protobuf_async_unary_qps_unconstrained_secure_1000_channels\", \"warmup_seconds\": 0, \"benchmark_seconds\": 1, \"num_servers\": 1, \"server_config\": {\"async_server_threads\": 0, \"core_limit\": 0, \"security_params\": {\"use_test_ca\": true, \"server_host_override\": \"foo.test.google.fr\"}, \"server_type\": \"ASYNC_SERVER\"}, \"client_config\": {\"client_type\": \"ASYNC_CLIENT\", \"security_params\": {\"use_test_ca\": true, \"server_host_override\": \"foo.test.google.fr\"}, \"payload_config\": {\"simple_params\": {\"resp_size\": 0, \"req_size\": 0}}, \"client_channels\": 1000, \"async_client_threads\": 0, \"outstanding_rpcs_per_channel\": 7, \"rpc_type\": \"UNARY\", \"load_params\": {\"closed_loop\": {}}, \"histogram_params\": {\"max_possible\": 60000000000.0, \"resolution\": 0.01}}, \"num_clients\": 0}]}"
     ], 
     "boringssl": true, 
     "ci_platforms": [
@@ -30273,7 +30273,7 @@
   {
     "args": [
       "--scenarios_json", 
-      "{\"scenarios\": [{\"name\": \"cpp_generic_async_streaming_qps_unconstrained_insecure\", \"warmup_seconds\": 0, \"benchmark_seconds\": 1, \"num_servers\": 1, \"server_config\": {\"async_server_threads\": 0, \"core_limit\": 0, \"security_params\": null, \"payload_config\": {\"bytebuf_params\": {\"resp_size\": 0, \"req_size\": 0}}, \"server_type\": \"ASYNC_GENERIC_SERVER\"}, \"client_config\": {\"client_type\": \"ASYNC_CLIENT\", \"security_params\": null, \"payload_config\": {\"bytebuf_params\": {\"resp_size\": 0, \"req_size\": 0}}, \"client_channels\": 64, \"async_client_threads\": 0, \"outstanding_rpcs_per_channel\": 157, \"rpc_type\": \"STREAMING\", \"load_params\": {\"closed_loop\": {}}, \"histogram_params\": {\"max_possible\": 60000000000.0, \"resolution\": 0.01}}, \"num_clients\": 0}]}"
+      "{\"scenarios\": [{\"name\": \"cpp_generic_async_streaming_qps_unconstrained_insecure\", \"warmup_seconds\": 0, \"benchmark_seconds\": 1, \"num_servers\": 1, \"server_config\": {\"async_server_threads\": 0, \"core_limit\": 0, \"security_params\": null, \"payload_config\": {\"bytebuf_params\": {\"resp_size\": 0, \"req_size\": 0}}, \"server_type\": \"ASYNC_GENERIC_SERVER\"}, \"client_config\": {\"client_type\": \"ASYNC_CLIENT\", \"security_params\": null, \"payload_config\": {\"bytebuf_params\": {\"resp_size\": 0, \"req_size\": 0}}, \"client_channels\": 64, \"async_client_threads\": 0, \"outstanding_rpcs_per_channel\": 100, \"rpc_type\": \"STREAMING\", \"load_params\": {\"closed_loop\": {}}, \"histogram_params\": {\"max_possible\": 60000000000.0, \"resolution\": 0.01}}, \"num_clients\": 0}]}"
     ], 
     "boringssl": true, 
     "ci_platforms": [
@@ -30300,7 +30300,7 @@
   {
     "args": [
       "--scenarios_json", 
-      "{\"scenarios\": [{\"name\": \"cpp_generic_async_streaming_qps_one_server_core_insecure\", \"warmup_seconds\": 0, \"benchmark_seconds\": 1, \"num_servers\": 1, \"server_config\": {\"async_server_threads\": 1, \"core_limit\": 1, \"security_params\": null, \"payload_config\": {\"bytebuf_params\": {\"resp_size\": 0, \"req_size\": 0}}, \"server_type\": \"ASYNC_GENERIC_SERVER\"}, \"client_config\": {\"client_type\": \"ASYNC_CLIENT\", \"security_params\": null, \"payload_config\": {\"bytebuf_params\": {\"resp_size\": 0, \"req_size\": 0}}, \"client_channels\": 64, \"async_client_threads\": 0, \"outstanding_rpcs_per_channel\": 157, \"rpc_type\": \"STREAMING\", \"load_params\": {\"closed_loop\": {}}, \"histogram_params\": {\"max_possible\": 60000000000.0, \"resolution\": 0.01}}, \"num_clients\": 0}]}"
+      "{\"scenarios\": [{\"name\": \"cpp_generic_async_streaming_qps_one_server_core_insecure\", \"warmup_seconds\": 0, \"benchmark_seconds\": 1, \"num_servers\": 1, \"server_config\": {\"async_server_threads\": 1, \"core_limit\": 1, \"security_params\": null, \"payload_config\": {\"bytebuf_params\": {\"resp_size\": 0, \"req_size\": 0}}, \"server_type\": \"ASYNC_GENERIC_SERVER\"}, \"client_config\": {\"client_type\": \"ASYNC_CLIENT\", \"security_params\": null, \"payload_config\": {\"bytebuf_params\": {\"resp_size\": 0, \"req_size\": 0}}, \"client_channels\": 64, \"async_client_threads\": 0, \"outstanding_rpcs_per_channel\": 100, \"rpc_type\": \"STREAMING\", \"load_params\": {\"closed_loop\": {}}, \"histogram_params\": {\"max_possible\": 60000000000.0, \"resolution\": 0.01}}, \"num_clients\": 0}]}"
     ], 
     "boringssl": true, 
     "ci_platforms": [
@@ -30678,7 +30678,7 @@
   {
     "args": [
       "--scenarios_json", 
-      "{\"scenarios\": [{\"name\": \"cpp_protobuf_async_unary_qps_unconstrained_insecure\", \"warmup_seconds\": 0, \"benchmark_seconds\": 1, \"num_servers\": 1, \"server_config\": {\"async_server_threads\": 0, \"core_limit\": 0, \"security_params\": null, \"server_type\": \"ASYNC_SERVER\"}, \"client_config\": {\"client_type\": \"ASYNC_CLIENT\", \"security_params\": null, \"payload_config\": {\"simple_params\": {\"resp_size\": 0, \"req_size\": 0}}, \"client_channels\": 64, \"async_client_threads\": 0, \"outstanding_rpcs_per_channel\": 157, \"rpc_type\": \"UNARY\", \"load_params\": {\"closed_loop\": {}}, \"histogram_params\": {\"max_possible\": 60000000000.0, \"resolution\": 0.01}}, \"num_clients\": 0}]}"
+      "{\"scenarios\": [{\"name\": \"cpp_protobuf_async_unary_qps_unconstrained_insecure\", \"warmup_seconds\": 0, \"benchmark_seconds\": 1, \"num_servers\": 1, \"server_config\": {\"async_server_threads\": 0, \"core_limit\": 0, \"security_params\": null, \"server_type\": \"ASYNC_SERVER\"}, \"client_config\": {\"client_type\": \"ASYNC_CLIENT\", \"security_params\": null, \"payload_config\": {\"simple_params\": {\"resp_size\": 0, \"req_size\": 0}}, \"client_channels\": 64, \"async_client_threads\": 0, \"outstanding_rpcs_per_channel\": 100, \"rpc_type\": \"UNARY\", \"load_params\": {\"closed_loop\": {}}, \"histogram_params\": {\"max_possible\": 60000000000.0, \"resolution\": 0.01}}, \"num_clients\": 0}]}"
     ], 
     "boringssl": true, 
     "ci_platforms": [
@@ -30705,7 +30705,7 @@
   {
     "args": [
       "--scenarios_json", 
-      "{\"scenarios\": [{\"name\": \"cpp_protobuf_async_streaming_qps_unconstrained_insecure\", \"warmup_seconds\": 0, \"benchmark_seconds\": 1, \"num_servers\": 1, \"server_config\": {\"async_server_threads\": 0, \"core_limit\": 0, \"security_params\": null, \"server_type\": \"ASYNC_SERVER\"}, \"client_config\": {\"client_type\": \"ASYNC_CLIENT\", \"security_params\": null, \"payload_config\": {\"simple_params\": {\"resp_size\": 0, \"req_size\": 0}}, \"client_channels\": 64, \"async_client_threads\": 0, \"outstanding_rpcs_per_channel\": 157, \"rpc_type\": \"STREAMING\", \"load_params\": {\"closed_loop\": {}}, \"histogram_params\": {\"max_possible\": 60000000000.0, \"resolution\": 0.01}}, \"num_clients\": 0}]}"
+      "{\"scenarios\": [{\"name\": \"cpp_protobuf_async_streaming_qps_unconstrained_insecure\", \"warmup_seconds\": 0, \"benchmark_seconds\": 1, \"num_servers\": 1, \"server_config\": {\"async_server_threads\": 0, \"core_limit\": 0, \"security_params\": null, \"server_type\": \"ASYNC_SERVER\"}, \"client_config\": {\"client_type\": \"ASYNC_CLIENT\", \"security_params\": null, \"payload_config\": {\"simple_params\": {\"resp_size\": 0, \"req_size\": 0}}, \"client_channels\": 64, \"async_client_threads\": 0, \"outstanding_rpcs_per_channel\": 100, \"rpc_type\": \"STREAMING\", \"load_params\": {\"closed_loop\": {}}, \"histogram_params\": {\"max_possible\": 60000000000.0, \"resolution\": 0.01}}, \"num_clients\": 0}]}"
     ], 
     "boringssl": true, 
     "ci_platforms": [
@@ -30732,7 +30732,7 @@
   {
     "args": [
       "--scenarios_json", 
-      "{\"scenarios\": [{\"name\": \"cpp_protobuf_async_unary_qps_unconstrained_insecure_1_channels\", \"warmup_seconds\": 0, \"benchmark_seconds\": 1, \"num_servers\": 1, \"server_config\": {\"async_server_threads\": 0, \"core_limit\": 0, \"security_params\": null, \"server_type\": \"ASYNC_SERVER\"}, \"client_config\": {\"client_type\": \"ASYNC_CLIENT\", \"security_params\": null, \"payload_config\": {\"simple_params\": {\"resp_size\": 0, \"req_size\": 0}}, \"client_channels\": 1, \"async_client_threads\": 0, \"outstanding_rpcs_per_channel\": 10000, \"rpc_type\": \"UNARY\", \"load_params\": {\"closed_loop\": {}}, \"histogram_params\": {\"max_possible\": 60000000000.0, \"resolution\": 0.01}}, \"num_clients\": 0}]}"
+      "{\"scenarios\": [{\"name\": \"cpp_protobuf_async_unary_qps_unconstrained_insecure_1_channels\", \"warmup_seconds\": 0, \"benchmark_seconds\": 1, \"num_servers\": 1, \"server_config\": {\"async_server_threads\": 0, \"core_limit\": 0, \"security_params\": null, \"server_type\": \"ASYNC_SERVER\"}, \"client_config\": {\"client_type\": \"ASYNC_CLIENT\", \"security_params\": null, \"payload_config\": {\"simple_params\": {\"resp_size\": 0, \"req_size\": 0}}, \"client_channels\": 1, \"async_client_threads\": 0, \"outstanding_rpcs_per_channel\": 6400, \"rpc_type\": \"UNARY\", \"load_params\": {\"closed_loop\": {}}, \"histogram_params\": {\"max_possible\": 60000000000.0, \"resolution\": 0.01}}, \"num_clients\": 0}]}"
     ], 
     "boringssl": true, 
     "ci_platforms": [
@@ -30759,7 +30759,7 @@
   {
     "args": [
       "--scenarios_json", 
-      "{\"scenarios\": [{\"name\": \"cpp_protobuf_async_unary_qps_unconstrained_insecure_3_channels\", \"warmup_seconds\": 0, \"benchmark_seconds\": 1, \"num_servers\": 1, \"server_config\": {\"async_server_threads\": 0, \"core_limit\": 0, \"security_params\": null, \"server_type\": \"ASYNC_SERVER\"}, \"client_config\": {\"client_type\": \"ASYNC_CLIENT\", \"security_params\": null, \"payload_config\": {\"simple_params\": {\"resp_size\": 0, \"req_size\": 0}}, \"client_channels\": 3, \"async_client_threads\": 0, \"outstanding_rpcs_per_channel\": 3334, \"rpc_type\": \"UNARY\", \"load_params\": {\"closed_loop\": {}}, \"histogram_params\": {\"max_possible\": 60000000000.0, \"resolution\": 0.01}}, \"num_clients\": 0}]}"
+      "{\"scenarios\": [{\"name\": \"cpp_protobuf_async_unary_qps_unconstrained_insecure_3_channels\", \"warmup_seconds\": 0, \"benchmark_seconds\": 1, \"num_servers\": 1, \"server_config\": {\"async_server_threads\": 0, \"core_limit\": 0, \"security_params\": null, \"server_type\": \"ASYNC_SERVER\"}, \"client_config\": {\"client_type\": \"ASYNC_CLIENT\", \"security_params\": null, \"payload_config\": {\"simple_params\": {\"resp_size\": 0, \"req_size\": 0}}, \"client_channels\": 3, \"async_client_threads\": 0, \"outstanding_rpcs_per_channel\": 2134, \"rpc_type\": \"UNARY\", \"load_params\": {\"closed_loop\": {}}, \"histogram_params\": {\"max_possible\": 60000000000.0, \"resolution\": 0.01}}, \"num_clients\": 0}]}"
     ], 
     "boringssl": true, 
     "ci_platforms": [
@@ -30786,7 +30786,7 @@
   {
     "args": [
       "--scenarios_json", 
-      "{\"scenarios\": [{\"name\": \"cpp_protobuf_async_unary_qps_unconstrained_insecure_10_channels\", \"warmup_seconds\": 0, \"benchmark_seconds\": 1, \"num_servers\": 1, \"server_config\": {\"async_server_threads\": 0, \"core_limit\": 0, \"security_params\": null, \"server_type\": \"ASYNC_SERVER\"}, \"client_config\": {\"client_type\": \"ASYNC_CLIENT\", \"security_params\": null, \"payload_config\": {\"simple_params\": {\"resp_size\": 0, \"req_size\": 0}}, \"client_channels\": 10, \"async_client_threads\": 0, \"outstanding_rpcs_per_channel\": 1000, \"rpc_type\": \"UNARY\", \"load_params\": {\"closed_loop\": {}}, \"histogram_params\": {\"max_possible\": 60000000000.0, \"resolution\": 0.01}}, \"num_clients\": 0}]}"
+      "{\"scenarios\": [{\"name\": \"cpp_protobuf_async_unary_qps_unconstrained_insecure_10_channels\", \"warmup_seconds\": 0, \"benchmark_seconds\": 1, \"num_servers\": 1, \"server_config\": {\"async_server_threads\": 0, \"core_limit\": 0, \"security_params\": null, \"server_type\": \"ASYNC_SERVER\"}, \"client_config\": {\"client_type\": \"ASYNC_CLIENT\", \"security_params\": null, \"payload_config\": {\"simple_params\": {\"resp_size\": 0, \"req_size\": 0}}, \"client_channels\": 10, \"async_client_threads\": 0, \"outstanding_rpcs_per_channel\": 640, \"rpc_type\": \"UNARY\", \"load_params\": {\"closed_loop\": {}}, \"histogram_params\": {\"max_possible\": 60000000000.0, \"resolution\": 0.01}}, \"num_clients\": 0}]}"
     ], 
     "boringssl": true, 
     "ci_platforms": [
@@ -30813,7 +30813,7 @@
   {
     "args": [
       "--scenarios_json", 
-      "{\"scenarios\": [{\"name\": \"cpp_protobuf_async_unary_qps_unconstrained_insecure_31_channels\", \"warmup_seconds\": 0, \"benchmark_seconds\": 1, \"num_servers\": 1, \"server_config\": {\"async_server_threads\": 0, \"core_limit\": 0, \"security_params\": null, \"server_type\": \"ASYNC_SERVER\"}, \"client_config\": {\"client_type\": \"ASYNC_CLIENT\", \"security_params\": null, \"payload_config\": {\"simple_params\": {\"resp_size\": 0, \"req_size\": 0}}, \"client_channels\": 31, \"async_client_threads\": 0, \"outstanding_rpcs_per_channel\": 323, \"rpc_type\": \"UNARY\", \"load_params\": {\"closed_loop\": {}}, \"histogram_params\": {\"max_possible\": 60000000000.0, \"resolution\": 0.01}}, \"num_clients\": 0}]}"
+      "{\"scenarios\": [{\"name\": \"cpp_protobuf_async_unary_qps_unconstrained_insecure_31_channels\", \"warmup_seconds\": 0, \"benchmark_seconds\": 1, \"num_servers\": 1, \"server_config\": {\"async_server_threads\": 0, \"core_limit\": 0, \"security_params\": null, \"server_type\": \"ASYNC_SERVER\"}, \"client_config\": {\"client_type\": \"ASYNC_CLIENT\", \"security_params\": null, \"payload_config\": {\"simple_params\": {\"resp_size\": 0, \"req_size\": 0}}, \"client_channels\": 31, \"async_client_threads\": 0, \"outstanding_rpcs_per_channel\": 207, \"rpc_type\": \"UNARY\", \"load_params\": {\"closed_loop\": {}}, \"histogram_params\": {\"max_possible\": 60000000000.0, \"resolution\": 0.01}}, \"num_clients\": 0}]}"
     ], 
     "boringssl": true, 
     "ci_platforms": [
@@ -30840,7 +30840,7 @@
   {
     "args": [
       "--scenarios_json", 
-      "{\"scenarios\": [{\"name\": \"cpp_protobuf_async_unary_qps_unconstrained_insecure_100_channels\", \"warmup_seconds\": 0, \"benchmark_seconds\": 1, \"num_servers\": 1, \"server_config\": {\"async_server_threads\": 0, \"core_limit\": 0, \"security_params\": null, \"server_type\": \"ASYNC_SERVER\"}, \"client_config\": {\"client_type\": \"ASYNC_CLIENT\", \"security_params\": null, \"payload_config\": {\"simple_params\": {\"resp_size\": 0, \"req_size\": 0}}, \"client_channels\": 100, \"async_client_threads\": 0, \"outstanding_rpcs_per_channel\": 100, \"rpc_type\": \"UNARY\", \"load_params\": {\"closed_loop\": {}}, \"histogram_params\": {\"max_possible\": 60000000000.0, \"resolution\": 0.01}}, \"num_clients\": 0}]}"
+      "{\"scenarios\": [{\"name\": \"cpp_protobuf_async_unary_qps_unconstrained_insecure_100_channels\", \"warmup_seconds\": 0, \"benchmark_seconds\": 1, \"num_servers\": 1, \"server_config\": {\"async_server_threads\": 0, \"core_limit\": 0, \"security_params\": null, \"server_type\": \"ASYNC_SERVER\"}, \"client_config\": {\"client_type\": \"ASYNC_CLIENT\", \"security_params\": null, \"payload_config\": {\"simple_params\": {\"resp_size\": 0, \"req_size\": 0}}, \"client_channels\": 100, \"async_client_threads\": 0, \"outstanding_rpcs_per_channel\": 64, \"rpc_type\": \"UNARY\", \"load_params\": {\"closed_loop\": {}}, \"histogram_params\": {\"max_possible\": 60000000000.0, \"resolution\": 0.01}}, \"num_clients\": 0}]}"
     ], 
     "boringssl": true, 
     "ci_platforms": [
@@ -30867,7 +30867,7 @@
   {
     "args": [
       "--scenarios_json", 
-      "{\"scenarios\": [{\"name\": \"cpp_protobuf_async_unary_qps_unconstrained_insecure_316_channels\", \"warmup_seconds\": 0, \"benchmark_seconds\": 1, \"num_servers\": 1, \"server_config\": {\"async_server_threads\": 0, \"core_limit\": 0, \"security_params\": null, \"server_type\": \"ASYNC_SERVER\"}, \"client_config\": {\"client_type\": \"ASYNC_CLIENT\", \"security_params\": null, \"payload_config\": {\"simple_params\": {\"resp_size\": 0, \"req_size\": 0}}, \"client_channels\": 316, \"async_client_threads\": 0, \"outstanding_rpcs_per_channel\": 32, \"rpc_type\": \"UNARY\", \"load_params\": {\"closed_loop\": {}}, \"histogram_params\": {\"max_possible\": 60000000000.0, \"resolution\": 0.01}}, \"num_clients\": 0}]}"
+      "{\"scenarios\": [{\"name\": \"cpp_protobuf_async_unary_qps_unconstrained_insecure_316_channels\", \"warmup_seconds\": 0, \"benchmark_seconds\": 1, \"num_servers\": 1, \"server_config\": {\"async_server_threads\": 0, \"core_limit\": 0, \"security_params\": null, \"server_type\": \"ASYNC_SERVER\"}, \"client_config\": {\"client_type\": \"ASYNC_CLIENT\", \"security_params\": null, \"payload_config\": {\"simple_params\": {\"resp_size\": 0, \"req_size\": 0}}, \"client_channels\": 316, \"async_client_threads\": 0, \"outstanding_rpcs_per_channel\": 21, \"rpc_type\": \"UNARY\", \"load_params\": {\"closed_loop\": {}}, \"histogram_params\": {\"max_possible\": 60000000000.0, \"resolution\": 0.01}}, \"num_clients\": 0}]}"
     ], 
     "boringssl": true, 
     "ci_platforms": [
@@ -30894,7 +30894,7 @@
   {
     "args": [
       "--scenarios_json", 
-      "{\"scenarios\": [{\"name\": \"cpp_protobuf_async_unary_qps_unconstrained_insecure_1000_channels\", \"warmup_seconds\": 0, \"benchmark_seconds\": 1, \"num_servers\": 1, \"server_config\": {\"async_server_threads\": 0, \"core_limit\": 0, \"security_params\": null, \"server_type\": \"ASYNC_SERVER\"}, \"client_config\": {\"client_type\": \"ASYNC_CLIENT\", \"security_params\": null, \"payload_config\": {\"simple_params\": {\"resp_size\": 0, \"req_size\": 0}}, \"client_channels\": 1000, \"async_client_threads\": 0, \"outstanding_rpcs_per_channel\": 10, \"rpc_type\": \"UNARY\", \"load_params\": {\"closed_loop\": {}}, \"histogram_params\": {\"max_possible\": 60000000000.0, \"resolution\": 0.01}}, \"num_clients\": 0}]}"
+      "{\"scenarios\": [{\"name\": \"cpp_protobuf_async_unary_qps_unconstrained_insecure_1000_channels\", \"warmup_seconds\": 0, \"benchmark_seconds\": 1, \"num_servers\": 1, \"server_config\": {\"async_server_threads\": 0, \"core_limit\": 0, \"security_params\": null, \"server_type\": \"ASYNC_SERVER\"}, \"client_config\": {\"client_type\": \"ASYNC_CLIENT\", \"security_params\": null, \"payload_config\": {\"simple_params\": {\"resp_size\": 0, \"req_size\": 0}}, \"client_channels\": 1000, \"async_client_threads\": 0, \"outstanding_rpcs_per_channel\": 7, \"rpc_type\": \"UNARY\", \"load_params\": {\"closed_loop\": {}}, \"histogram_params\": {\"max_possible\": 60000000000.0, \"resolution\": 0.01}}, \"num_clients\": 0}]}"
     ], 
     "boringssl": true, 
     "ci_platforms": [