Yuxuan Li
9 years ago
parent
3a9f49d409
commit
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14 changed files with 412 additions and 2 deletions
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/*
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* |
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* Copyright 2015-2016, Google Inc. |
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* All rights reserved. |
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* |
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* Redistribution and use in source and binary forms, with or without |
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* modification, are permitted provided that the following conditions are |
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* met: |
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* |
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* * Redistributions of source code must retain the above copyright |
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* notice, this list of conditions and the following disclaimer. |
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* * Redistributions in binary form must reproduce the above |
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* copyright notice, this list of conditions and the following disclaimer |
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* in the documentation and/or other materials provided with the |
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* distribution. |
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* * Neither the name of Google Inc. nor the names of its |
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* contributors may be used to endorse or promote products derived from |
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* this software without specific prior written permission. |
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* |
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* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS |
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* "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT |
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* LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR |
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* A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT |
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* OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, |
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* SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT |
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* LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, |
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* DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY |
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* THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT |
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* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE |
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* OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. |
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* |
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*/ |
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#include <memory> |
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#include <set> |
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#include <grpc++/impl/codegen/config_protobuf.h> |
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#include <gflags/gflags.h> |
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#include <grpc/support/log.h> |
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#include "test/cpp/qps/driver.h" |
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#include "test/cpp/qps/parse_json.h" |
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#include "test/cpp/qps/report.h" |
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#include "test/cpp/util/benchmark_config.h" |
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DEFINE_string(scenarios_file, "", |
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"JSON file containing an array of Scenario objects"); |
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DEFINE_string(scenarios_json, "", |
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"JSON string containing an array of Scenario objects"); |
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DEFINE_bool(quit, false, "Quit the workers"); |
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DEFINE_double(initial_offered_load, 1000.0, "Set up for intial offered load"); |
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DEFINE_double(targeted_cpu_load, 99.0, "targeted cpu load"); |
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namespace grpc { |
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namespace testing { |
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static double GetCpuLoad(Scenario * scenario, double offered_load) { |
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scenario->mutable_client_config()->mutable_load_params()->mutable_poisson()-> |
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set_offered_load(offered_load); |
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auto result = |
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RunScenario(scenario->client_config(), scenario->num_clients(), |
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scenario->server_config(), scenario->num_servers(), |
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scenario->warmup_seconds(), scenario->benchmark_seconds(), |
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scenario->spawn_local_worker_count()); |
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GetReporter()->ReportQPS(*result); |
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GetReporter()->ReportQPSPerCore(*result); |
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GetReporter()->ReportLatency(*result); |
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GetReporter()->ReportTimes(*result); |
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GetReporter()->ReportCpuUsage(*result); |
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bool success = true; |
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for (int i = 0; success && i < result->client_success_size(); i++) { |
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success = result->client_success(i); |
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} |
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for (int i = 0; success && i < result->server_success_size(); i++) { |
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success = result->server_success(i); |
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} |
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return success ? result->summary().server_cpu_usage() : -1; |
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} |
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static double BinarySearch(Scenario * scenario, double targeted_cpu_load, |
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double low_offered_load, double high_offered_load) { |
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int low = int(low_offered_load); |
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int high = int(high_offered_load); |
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while (low <= high - 500) { |
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int mid = low + (high - low) /2; |
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double current_cpu_load = GetCpuLoad(scenario, double(mid)); |
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gpr_log(GPR_INFO, "binary search: current_offered_load %d", mid); |
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if (targeted_cpu_load < current_cpu_load) { |
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high = mid -1; |
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} |
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else if (targeted_cpu_load > current_cpu_load) { |
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low = mid + 1; |
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} |
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else { |
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high = mid - 1; |
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} |
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} |
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return double(low); |
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} |
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static double SearchOfferedLoad(double initial_offered_load, double targeted_cpu_load, |
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Scenario * scenario) { |
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std::cerr << "RUNNING SCENARIO: " << scenario->name() << "\n"; |
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double current_offered_load = initial_offered_load; |
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double current_cpu_load = GetCpuLoad(scenario, current_offered_load); |
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if (current_cpu_load > targeted_cpu_load) { |
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gpr_log(GPR_ERROR, "Initial offered load too high"); |
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return -1; |
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} |
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do { |
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current_offered_load *= 2; |
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current_cpu_load = GetCpuLoad(scenario, current_offered_load); |
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gpr_log(GPR_INFO, "do while: current_offered_load %f", current_offered_load); |
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} while (current_cpu_load < targeted_cpu_load); |
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double targeted_offered_load = BinarySearch(scenario, targeted_cpu_load, |
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current_offered_load / 2, |
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current_offered_load); |
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gpr_log(GPR_INFO, "targeted_offered_load %f", targeted_offered_load); |
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return targeted_offered_load; |
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} |
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static bool CpuLoadDriver() { |
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grpc::string json; |
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bool scfile = (FLAGS_scenarios_file != ""); |
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bool scjson = (FLAGS_scenarios_json != ""); |
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if ((!scfile && !scjson && !FLAGS_quit) || |
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(scfile && (scjson || FLAGS_quit)) || (scjson && FLAGS_quit)) { |
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gpr_log(GPR_ERROR, |
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"Exactly one of --scenarios_file, --scenarios_json, " |
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"or --quit must be set"); |
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abort(); |
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} |
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if (scfile) { |
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// Read the json data from disk
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FILE *json_file = fopen(FLAGS_scenarios_file.c_str(), "r"); |
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GPR_ASSERT(json_file != NULL); |
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fseek(json_file, 0, SEEK_END); |
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long len = ftell(json_file); |
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char *data = new char[len]; |
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fseek(json_file, 0, SEEK_SET); |
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GPR_ASSERT(len == (long)fread(data, 1, len, json_file)); |
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fclose(json_file); |
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json = grpc::string(data, data + len); |
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delete[] data; |
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} else if (scjson) { |
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json = FLAGS_scenarios_json.c_str(); |
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} else if (FLAGS_quit) { |
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return RunQuit(); |
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} |
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// Parse into an array of scenarios
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Scenarios scenarios; |
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ParseJson(json.c_str(), "grpc.testing.Scenarios", &scenarios); |
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// Make sure that there is at least some valid scenario here
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GPR_ASSERT(scenarios.scenarios_size() > 0); |
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bool success = true; |
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for (int i = 0; i < scenarios.scenarios_size(); i++) { |
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Scenario *scenario = scenarios.mutable_scenarios(i); |
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SearchOfferedLoad(FLAGS_initial_offered_load, FLAGS_targeted_cpu_load, scenario); |
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// GetCpuLoad(scenario, FLAGS_initial_offered_load);
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} |
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return success; |
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} |
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} // namespace testing
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} // namespace grpc
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int main(int argc, char **argv) { |
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grpc::testing::InitBenchmark(&argc, &argv, true); |
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bool ok = grpc::testing::CpuLoadDriver(); |
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return ok ? 0 : 1; |
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} |
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