Soheil Hassas Yeganeh
6 years ago
parent
bae61a0f43
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2e017da58a
7 changed files with 286 additions and 0 deletions
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/*
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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 <benchmark/benchmark.h> |
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#include <string.h> |
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#include <atomic> |
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#include <vector> |
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#include <grpc/grpc.h> |
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#include <grpc/support/alloc.h> |
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#include <grpc/support/log.h> |
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#include "test/cpp/microbenchmarks/helpers.h" |
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#include "test/cpp/util/test_config.h" |
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#include "src/core/lib/iomgr/timer.h" |
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namespace grpc { |
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namespace testing { |
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auto& force_library_initialization = Library::get(); |
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struct TimerClosure { |
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grpc_timer timer; |
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grpc_closure closure; |
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}; |
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static void BM_InitCancelTimer(benchmark::State& state) { |
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constexpr int kTimerCount = 1024; |
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TrackCounters track_counters; |
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grpc_core::ExecCtx exec_ctx; |
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std::vector<TimerClosure> timer_closures(kTimerCount); |
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int i = 0; |
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while (state.KeepRunning()) { |
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TimerClosure* timer_closure = &timer_closures[i++ % kTimerCount]; |
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GRPC_CLOSURE_INIT(&timer_closure->closure, |
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[](void* /*args*/, grpc_error* /*err*/) {}, nullptr, |
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grpc_schedule_on_exec_ctx); |
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grpc_timer_init(&timer_closure->timer, GRPC_MILLIS_INF_FUTURE, |
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&timer_closure->closure); |
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grpc_timer_cancel(&timer_closure->timer); |
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exec_ctx.Flush(); |
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} |
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track_counters.Finish(state); |
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} |
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BENCHMARK(BM_InitCancelTimer); |
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static void BM_TimerBatch(benchmark::State& state) { |
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constexpr int kTimerCount = 1024; |
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const bool check = state.range(0); |
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const bool reverse = state.range(1); |
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const grpc_millis start = |
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reverse ? GRPC_MILLIS_INF_FUTURE : GRPC_MILLIS_INF_FUTURE - kTimerCount; |
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const grpc_millis end = |
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reverse ? GRPC_MILLIS_INF_FUTURE - kTimerCount : GRPC_MILLIS_INF_FUTURE; |
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const grpc_millis increment = reverse ? -1 : 1; |
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TrackCounters track_counters; |
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grpc_core::ExecCtx exec_ctx; |
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std::vector<TimerClosure> timer_closures(kTimerCount); |
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while (state.KeepRunning()) { |
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for (grpc_millis deadline = start; deadline != end; deadline += increment) { |
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TimerClosure* timer_closure = &timer_closures[deadline % kTimerCount]; |
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GRPC_CLOSURE_INIT(&timer_closure->closure, |
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[](void* /*args*/, grpc_error* /*err*/) {}, nullptr, |
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grpc_schedule_on_exec_ctx); |
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grpc_timer_init(&timer_closure->timer, deadline, &timer_closure->closure); |
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} |
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if (check) { |
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grpc_millis next; |
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grpc_timer_check(&next); |
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} |
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for (grpc_millis deadline = start; deadline != end; deadline += increment) { |
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TimerClosure* timer_closure = &timer_closures[deadline % kTimerCount]; |
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grpc_timer_cancel(&timer_closure->timer); |
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} |
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exec_ctx.Flush(); |
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} |
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track_counters.Finish(state); |
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} |
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BENCHMARK(BM_TimerBatch) |
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->Args({/*check=*/false, /*reverse=*/false}) |
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->Args({/*check=*/false, /*reverse=*/true}) |
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->Args({/*check=*/true, /*reverse=*/false}) |
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->Args({/*check=*/true, /*reverse=*/true}) |
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->ThreadRange(1, 128); |
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} // namespace testing
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} // namespace grpc
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// Some distros have RunSpecifiedBenchmarks under the benchmark namespace,
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// and others do not. This allows us to support both modes.
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namespace benchmark { |
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void RunTheBenchmarksNamespaced() { RunSpecifiedBenchmarks(); } |
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} // namespace benchmark
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int main(int argc, char** argv) { |
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::benchmark::Initialize(&argc, argv); |
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::grpc::testing::InitTest(&argc, &argv, false); |
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benchmark::RunTheBenchmarksNamespaced(); |
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return 0; |
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} |
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