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The C based gRPC (C++, Python, Ruby, Objective-C, PHP, C#)
https://grpc.io/
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109 lines
3.5 KiB
109 lines
3.5 KiB
/* |
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* |
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* Copyright 2017 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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* |
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*/ |
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#include <string.h> |
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#include "test/cpp/microbenchmarks/helpers.h" |
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static grpc::internal::GrpcLibraryInitializer g_gli_initializer; |
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static LibraryInitializer* g_libraryInitializer; |
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LibraryInitializer::LibraryInitializer() { |
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GPR_ASSERT(g_libraryInitializer == nullptr); |
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g_libraryInitializer = this; |
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g_gli_initializer.summon(); |
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#ifdef GPR_LOW_LEVEL_COUNTERS |
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grpc_memory_counters_init(); |
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#endif |
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init_lib_.init(); |
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} |
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LibraryInitializer::~LibraryInitializer() { |
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g_libraryInitializer = nullptr; |
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init_lib_.shutdown(); |
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} |
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LibraryInitializer& LibraryInitializer::get() { |
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GPR_ASSERT(g_libraryInitializer != nullptr); |
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return *g_libraryInitializer; |
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} |
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void TrackCounters::Finish(benchmark::State& state) { |
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std::ostringstream out; |
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for (const auto& l : labels_) { |
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out << l << ' '; |
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} |
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AddToLabel(out, state); |
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std::string label = out.str(); |
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if (label.length() && label[0] == ' ') { |
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label = label.substr(1); |
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} |
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state.SetLabel(label.c_str()); |
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} |
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void TrackCounters::AddLabel(const std::string& label) { |
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labels_.push_back(label); |
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} |
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void TrackCounters::AddToLabel(std::ostream& out, benchmark::State& state) { |
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// Use the parameters to avoid unused-parameter warnings depending on the |
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// #define's present |
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(void)out; |
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(void)state; |
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#ifdef GRPC_COLLECT_STATS |
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grpc_stats_data stats_end; |
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grpc_stats_collect(&stats_end); |
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grpc_stats_data stats; |
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grpc_stats_diff(&stats_end, &stats_begin_, &stats); |
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for (int i = 0; i < GRPC_STATS_COUNTER_COUNT; i++) { |
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out << " " << grpc_stats_counter_name[i] << "/iter:" |
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<< (static_cast<double>(stats.counters[i]) / |
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static_cast<double>(state.iterations())); |
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} |
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for (int i = 0; i < GRPC_STATS_HISTOGRAM_COUNT; i++) { |
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out << " " << grpc_stats_histogram_name[i] << "-median:" |
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<< grpc_stats_histo_percentile(&stats, (grpc_stats_histograms)i, 50.0) |
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<< " " << grpc_stats_histogram_name[i] << "-99p:" |
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<< grpc_stats_histo_percentile(&stats, (grpc_stats_histograms)i, 99.0); |
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} |
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#endif |
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#ifdef GPR_LOW_LEVEL_COUNTERS |
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grpc_memory_counters counters_at_end = grpc_memory_counters_snapshot(); |
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out << " locks/iter:" |
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<< ((double)(gpr_atm_no_barrier_load(&gpr_mu_locks) - |
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mu_locks_at_start_) / |
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(double)state.iterations()) |
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<< " atm_cas/iter:" |
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<< ((double)(gpr_atm_no_barrier_load(&gpr_counter_atm_cas) - |
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atm_cas_at_start_) / |
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(double)state.iterations()) |
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<< " atm_add/iter:" |
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<< ((double)(gpr_atm_no_barrier_load(&gpr_counter_atm_add) - |
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atm_add_at_start_) / |
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(double)state.iterations()) |
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<< " nows/iter:" |
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<< ((double)(gpr_atm_no_barrier_load(&gpr_now_call_count) - |
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now_calls_at_start_) / |
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(double)state.iterations()) |
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<< " allocs/iter:" |
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<< ((double)(counters_at_end.total_allocs_absolute - |
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counters_at_start_.total_allocs_absolute) / |
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(double)state.iterations()); |
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#endif |
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}
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