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

1 files changed, 95 insertions, 0 deletions

diff --git a/tools/profiling/perf/run_perf_unconstrained.sh b/tools/profiling/perf/run_perf_unconstrained.sh
new file mode 100755
index 0000000000..dbfd2828a8
--- /dev/null
+++ b/tools/profiling/perf/run_perf_unconstrained.sh
@@ -0,0 +1,95 @@
+#!/bin/bash
+# Copyright 2016, 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.
+
+# format argument via
+# $ echo '{...}' | python -mjson.tool
+read -r -d '' SCENARIOS_JSON_ARG <<'EOF'
+{
+    "scenarios": [
+        {
+            "benchmark_seconds": 60,
+            "warmup_seconds": 5,
+            "client_config": {
+                "client_channels": 100,
+                "client_type": "ASYNC_CLIENT",
+                "histogram_params": {
+                    "max_possible": 60000000000.0,
+                    "resolution": 0.01
+                },
+                "load_params": {
+                    "closed_loop": {}
+                },
+                "outstanding_rpcs_per_channel": 100,
+                "payload_config": {
+                    "simple_params": {
+                        "req_size": 0,
+                        "resp_size": 0
+                    }
+                },
+                "rpc_type": "UNARY",
+                "security_params": null
+            },
+            "name": "name_goes_here",
+            "num_clients": 1,
+            "num_servers": 1,
+            "server_config": {
+                "security_params": null,
+                "server_type": "ASYNC_SERVER"
+            },
+            "spawn_local_worker_count": -2
+        }
+    ]
+}
+
+EOF
+
+set -ex
+
+cd $(dirname $0)/../../..
+
+CPUS=`python -c 'import multiprocessing; print multiprocessing.cpu_count()'`
+
+# try to use pypy for generating reports
+# each trace dumps 7-8gig of text to disk, and processing this into a report is
+# heavyweight - so any speed boost is worthwhile
+# TODO(ctiller): consider rewriting report generation in C++ for performance
+if which pypy >/dev/null; then
+  PYTHON=pypy
+else
+  PYTHON=python2.7
+fi
+
+export config=mutrace
+
+make CONFIG=$config -j$CPUS qps_json_driver
+
+sudo perf record -F 997 -g bins/$config/qps_json_driver --scenarios_json="$SCENARIOS_JSON_ARG"
+sudo perf report
+