mirror of https://github.com/grpc/grpc.git
Merge pull request #9693 from ctiller/bm_closure
Add benchmarks of closures, combiners, exec_ctx primitivespull/9708/head
Craig Tiller
8 years ago
committed by
GitHub
commit
2e0f02b5fb
8 changed files with 513 additions and 7 deletions
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/*
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* |
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* Copyright 2015, 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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/* Test various closure related operations */ |
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#include <grpc/grpc.h> |
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extern "C" { |
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#include "src/core/lib/iomgr/closure.h" |
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#include "src/core/lib/iomgr/combiner.h" |
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#include "src/core/lib/iomgr/exec_ctx.h" |
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} |
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#include "third_party/benchmark/include/benchmark/benchmark.h" |
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static class InitializeStuff { |
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public: |
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InitializeStuff() { grpc_init(); } |
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~InitializeStuff() { grpc_shutdown(); } |
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} initialize_stuff; |
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static void BM_NoOpExecCtx(benchmark::State& state) { |
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while (state.KeepRunning()) { |
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grpc_exec_ctx exec_ctx = GRPC_EXEC_CTX_INIT; |
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grpc_exec_ctx_finish(&exec_ctx); |
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} |
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} |
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BENCHMARK(BM_NoOpExecCtx); |
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static void BM_WellFlushed(benchmark::State& state) { |
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grpc_exec_ctx exec_ctx = GRPC_EXEC_CTX_INIT; |
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while (state.KeepRunning()) { |
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grpc_exec_ctx_flush(&exec_ctx); |
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} |
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grpc_exec_ctx_finish(&exec_ctx); |
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} |
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BENCHMARK(BM_WellFlushed); |
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static void DoNothing(grpc_exec_ctx* exec_ctx, void* arg, grpc_error* error) {} |
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static void BM_ClosureInitAgainstExecCtx(benchmark::State& state) { |
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grpc_closure c; |
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while (state.KeepRunning()) { |
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benchmark::DoNotOptimize( |
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grpc_closure_init(&c, DoNothing, NULL, grpc_schedule_on_exec_ctx)); |
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} |
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} |
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BENCHMARK(BM_ClosureInitAgainstExecCtx); |
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static void BM_ClosureInitAgainstCombiner(benchmark::State& state) { |
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grpc_combiner* combiner = grpc_combiner_create(NULL); |
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grpc_closure c; |
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grpc_exec_ctx exec_ctx = GRPC_EXEC_CTX_INIT; |
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while (state.KeepRunning()) { |
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benchmark::DoNotOptimize(grpc_closure_init( |
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&c, DoNothing, NULL, grpc_combiner_scheduler(combiner, false))); |
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} |
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GRPC_COMBINER_UNREF(&exec_ctx, combiner, "finished"); |
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grpc_exec_ctx_finish(&exec_ctx); |
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} |
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BENCHMARK(BM_ClosureInitAgainstCombiner); |
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static void BM_ClosureRunOnExecCtx(benchmark::State& state) { |
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grpc_closure c; |
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grpc_closure_init(&c, DoNothing, NULL, grpc_schedule_on_exec_ctx); |
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grpc_exec_ctx exec_ctx = GRPC_EXEC_CTX_INIT; |
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while (state.KeepRunning()) { |
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grpc_closure_run(&exec_ctx, &c, GRPC_ERROR_NONE); |
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grpc_exec_ctx_flush(&exec_ctx); |
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} |
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grpc_exec_ctx_finish(&exec_ctx); |
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} |
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BENCHMARK(BM_ClosureRunOnExecCtx); |
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static void BM_ClosureCreateAndRun(benchmark::State& state) { |
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grpc_exec_ctx exec_ctx = GRPC_EXEC_CTX_INIT; |
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while (state.KeepRunning()) { |
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grpc_closure_run(&exec_ctx, grpc_closure_create(DoNothing, NULL, |
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grpc_schedule_on_exec_ctx), |
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GRPC_ERROR_NONE); |
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} |
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grpc_exec_ctx_finish(&exec_ctx); |
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} |
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BENCHMARK(BM_ClosureCreateAndRun); |
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static void BM_ClosureInitAndRun(benchmark::State& state) { |
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grpc_exec_ctx exec_ctx = GRPC_EXEC_CTX_INIT; |
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grpc_closure c; |
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while (state.KeepRunning()) { |
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grpc_closure_run(&exec_ctx, grpc_closure_init(&c, DoNothing, NULL, |
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grpc_schedule_on_exec_ctx), |
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GRPC_ERROR_NONE); |
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} |
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grpc_exec_ctx_finish(&exec_ctx); |
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} |
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BENCHMARK(BM_ClosureInitAndRun); |
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static void BM_ClosureSchedOnExecCtx(benchmark::State& state) { |
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grpc_closure c; |
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grpc_closure_init(&c, DoNothing, NULL, grpc_schedule_on_exec_ctx); |
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grpc_exec_ctx exec_ctx = GRPC_EXEC_CTX_INIT; |
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while (state.KeepRunning()) { |
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grpc_closure_sched(&exec_ctx, &c, GRPC_ERROR_NONE); |
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grpc_exec_ctx_flush(&exec_ctx); |
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} |
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grpc_exec_ctx_finish(&exec_ctx); |
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} |
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BENCHMARK(BM_ClosureSchedOnExecCtx); |
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static void BM_ClosureSched2OnExecCtx(benchmark::State& state) { |
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grpc_closure c1; |
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grpc_closure c2; |
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grpc_closure_init(&c1, DoNothing, NULL, grpc_schedule_on_exec_ctx); |
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grpc_closure_init(&c2, DoNothing, NULL, grpc_schedule_on_exec_ctx); |
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grpc_exec_ctx exec_ctx = GRPC_EXEC_CTX_INIT; |
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while (state.KeepRunning()) { |
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grpc_closure_sched(&exec_ctx, &c1, GRPC_ERROR_NONE); |
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grpc_closure_sched(&exec_ctx, &c2, GRPC_ERROR_NONE); |
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grpc_exec_ctx_flush(&exec_ctx); |
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} |
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grpc_exec_ctx_finish(&exec_ctx); |
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} |
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BENCHMARK(BM_ClosureSched2OnExecCtx); |
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static void BM_ClosureSched3OnExecCtx(benchmark::State& state) { |
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grpc_closure c1; |
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grpc_closure c2; |
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grpc_closure c3; |
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grpc_closure_init(&c1, DoNothing, NULL, grpc_schedule_on_exec_ctx); |
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grpc_closure_init(&c2, DoNothing, NULL, grpc_schedule_on_exec_ctx); |
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grpc_closure_init(&c3, DoNothing, NULL, grpc_schedule_on_exec_ctx); |
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grpc_exec_ctx exec_ctx = GRPC_EXEC_CTX_INIT; |
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while (state.KeepRunning()) { |
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grpc_closure_sched(&exec_ctx, &c1, GRPC_ERROR_NONE); |
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grpc_closure_sched(&exec_ctx, &c2, GRPC_ERROR_NONE); |
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grpc_closure_sched(&exec_ctx, &c3, GRPC_ERROR_NONE); |
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grpc_exec_ctx_flush(&exec_ctx); |
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} |
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grpc_exec_ctx_finish(&exec_ctx); |
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} |
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BENCHMARK(BM_ClosureSched3OnExecCtx); |
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static void BM_AcquireMutex(benchmark::State& state) { |
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// for comparison with the combiner stuff below
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gpr_mu mu; |
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gpr_mu_init(&mu); |
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grpc_exec_ctx exec_ctx = GRPC_EXEC_CTX_INIT; |
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while (state.KeepRunning()) { |
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gpr_mu_lock(&mu); |
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DoNothing(&exec_ctx, NULL, GRPC_ERROR_NONE); |
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gpr_mu_unlock(&mu); |
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} |
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grpc_exec_ctx_finish(&exec_ctx); |
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} |
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BENCHMARK(BM_AcquireMutex); |
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static void BM_ClosureSchedOnCombiner(benchmark::State& state) { |
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grpc_combiner* combiner = grpc_combiner_create(NULL); |
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grpc_closure c; |
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grpc_closure_init(&c, DoNothing, NULL, |
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grpc_combiner_scheduler(combiner, false)); |
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grpc_exec_ctx exec_ctx = GRPC_EXEC_CTX_INIT; |
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while (state.KeepRunning()) { |
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grpc_closure_sched(&exec_ctx, &c, GRPC_ERROR_NONE); |
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grpc_exec_ctx_flush(&exec_ctx); |
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} |
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GRPC_COMBINER_UNREF(&exec_ctx, combiner, "finished"); |
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grpc_exec_ctx_finish(&exec_ctx); |
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} |
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BENCHMARK(BM_ClosureSchedOnCombiner); |
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static void BM_ClosureSched2OnCombiner(benchmark::State& state) { |
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grpc_combiner* combiner = grpc_combiner_create(NULL); |
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grpc_closure c1; |
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grpc_closure c2; |
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grpc_closure_init(&c1, DoNothing, NULL, |
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grpc_combiner_scheduler(combiner, false)); |
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grpc_closure_init(&c2, DoNothing, NULL, |
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grpc_combiner_scheduler(combiner, false)); |
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grpc_exec_ctx exec_ctx = GRPC_EXEC_CTX_INIT; |
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while (state.KeepRunning()) { |
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grpc_closure_sched(&exec_ctx, &c1, GRPC_ERROR_NONE); |
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grpc_closure_sched(&exec_ctx, &c2, GRPC_ERROR_NONE); |
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grpc_exec_ctx_flush(&exec_ctx); |
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} |
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GRPC_COMBINER_UNREF(&exec_ctx, combiner, "finished"); |
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grpc_exec_ctx_finish(&exec_ctx); |
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} |
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BENCHMARK(BM_ClosureSched2OnCombiner); |
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static void BM_ClosureSched3OnCombiner(benchmark::State& state) { |
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grpc_combiner* combiner = grpc_combiner_create(NULL); |
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grpc_closure c1; |
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grpc_closure c2; |
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grpc_closure c3; |
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grpc_closure_init(&c1, DoNothing, NULL, |
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grpc_combiner_scheduler(combiner, false)); |
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grpc_closure_init(&c2, DoNothing, NULL, |
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grpc_combiner_scheduler(combiner, false)); |
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grpc_closure_init(&c3, DoNothing, NULL, |
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grpc_combiner_scheduler(combiner, false)); |
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grpc_exec_ctx exec_ctx = GRPC_EXEC_CTX_INIT; |
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while (state.KeepRunning()) { |
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grpc_closure_sched(&exec_ctx, &c1, GRPC_ERROR_NONE); |
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grpc_closure_sched(&exec_ctx, &c2, GRPC_ERROR_NONE); |
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grpc_closure_sched(&exec_ctx, &c3, GRPC_ERROR_NONE); |
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grpc_exec_ctx_flush(&exec_ctx); |
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} |
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GRPC_COMBINER_UNREF(&exec_ctx, combiner, "finished"); |
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grpc_exec_ctx_finish(&exec_ctx); |
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} |
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BENCHMARK(BM_ClosureSched3OnCombiner); |
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static void BM_ClosureSched2OnTwoCombiners(benchmark::State& state) { |
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grpc_combiner* combiner1 = grpc_combiner_create(NULL); |
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grpc_combiner* combiner2 = grpc_combiner_create(NULL); |
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grpc_closure c1; |
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grpc_closure c2; |
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grpc_closure_init(&c1, DoNothing, NULL, |
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grpc_combiner_scheduler(combiner1, false)); |
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grpc_closure_init(&c2, DoNothing, NULL, |
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grpc_combiner_scheduler(combiner2, false)); |
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grpc_exec_ctx exec_ctx = GRPC_EXEC_CTX_INIT; |
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while (state.KeepRunning()) { |
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grpc_closure_sched(&exec_ctx, &c1, GRPC_ERROR_NONE); |
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grpc_closure_sched(&exec_ctx, &c2, GRPC_ERROR_NONE); |
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grpc_exec_ctx_flush(&exec_ctx); |
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} |
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GRPC_COMBINER_UNREF(&exec_ctx, combiner1, "finished"); |
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GRPC_COMBINER_UNREF(&exec_ctx, combiner2, "finished"); |
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grpc_exec_ctx_finish(&exec_ctx); |
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} |
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BENCHMARK(BM_ClosureSched2OnTwoCombiners); |
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static void BM_ClosureSched4OnTwoCombiners(benchmark::State& state) { |
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grpc_combiner* combiner1 = grpc_combiner_create(NULL); |
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grpc_combiner* combiner2 = grpc_combiner_create(NULL); |
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grpc_closure c1; |
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grpc_closure c2; |
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grpc_closure c3; |
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grpc_closure c4; |
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grpc_closure_init(&c1, DoNothing, NULL, |
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grpc_combiner_scheduler(combiner1, false)); |
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grpc_closure_init(&c2, DoNothing, NULL, |
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grpc_combiner_scheduler(combiner2, false)); |
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grpc_closure_init(&c3, DoNothing, NULL, |
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grpc_combiner_scheduler(combiner1, false)); |
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grpc_closure_init(&c4, DoNothing, NULL, |
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grpc_combiner_scheduler(combiner2, false)); |
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grpc_exec_ctx exec_ctx = GRPC_EXEC_CTX_INIT; |
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while (state.KeepRunning()) { |
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grpc_closure_sched(&exec_ctx, &c1, GRPC_ERROR_NONE); |
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grpc_closure_sched(&exec_ctx, &c2, GRPC_ERROR_NONE); |
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grpc_closure_sched(&exec_ctx, &c3, GRPC_ERROR_NONE); |
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grpc_closure_sched(&exec_ctx, &c4, GRPC_ERROR_NONE); |
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grpc_exec_ctx_flush(&exec_ctx); |
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} |
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GRPC_COMBINER_UNREF(&exec_ctx, combiner1, "finished"); |
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GRPC_COMBINER_UNREF(&exec_ctx, combiner2, "finished"); |
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grpc_exec_ctx_finish(&exec_ctx); |
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} |
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BENCHMARK(BM_ClosureSched4OnTwoCombiners); |
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// Helper that continuously reschedules the same closure against something until
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// the benchmark is complete
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class Rescheduler { |
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public: |
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Rescheduler(benchmark::State& state, grpc_closure_scheduler* scheduler) |
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: state_(state) { |
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grpc_closure_init(&closure_, Step, this, scheduler); |
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} |
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void ScheduleFirst(grpc_exec_ctx* exec_ctx) { |
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grpc_closure_sched(exec_ctx, &closure_, GRPC_ERROR_NONE); |
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} |
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void ScheduleFirstAgainstDifferentScheduler( |
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grpc_exec_ctx* exec_ctx, grpc_closure_scheduler* scheduler) { |
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grpc_closure_sched(exec_ctx, grpc_closure_create(Step, this, scheduler), |
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GRPC_ERROR_NONE); |
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} |
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private: |
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benchmark::State& state_; |
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grpc_closure closure_; |
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static void Step(grpc_exec_ctx* exec_ctx, void* arg, grpc_error* error) { |
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Rescheduler* self = static_cast<Rescheduler*>(arg); |
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if (self->state_.KeepRunning()) { |
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grpc_closure_sched(exec_ctx, &self->closure_, GRPC_ERROR_NONE); |
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} |
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} |
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}; |
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static void BM_ClosureReschedOnExecCtx(benchmark::State& state) { |
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grpc_exec_ctx exec_ctx = GRPC_EXEC_CTX_INIT; |
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Rescheduler r(state, grpc_schedule_on_exec_ctx); |
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r.ScheduleFirst(&exec_ctx); |
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grpc_exec_ctx_finish(&exec_ctx); |
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} |
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BENCHMARK(BM_ClosureReschedOnExecCtx); |
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static void BM_ClosureReschedOnCombiner(benchmark::State& state) { |
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grpc_exec_ctx exec_ctx = GRPC_EXEC_CTX_INIT; |
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grpc_combiner* combiner = grpc_combiner_create(NULL); |
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Rescheduler r(state, grpc_combiner_scheduler(combiner, false)); |
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r.ScheduleFirst(&exec_ctx); |
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grpc_exec_ctx_flush(&exec_ctx); |
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GRPC_COMBINER_UNREF(&exec_ctx, combiner, "finished"); |
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grpc_exec_ctx_finish(&exec_ctx); |
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} |
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BENCHMARK(BM_ClosureReschedOnCombiner); |
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static void BM_ClosureReschedOnCombinerFinally(benchmark::State& state) { |
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grpc_exec_ctx exec_ctx = GRPC_EXEC_CTX_INIT; |
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grpc_combiner* combiner = grpc_combiner_create(NULL); |
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Rescheduler r(state, grpc_combiner_finally_scheduler(combiner, false)); |
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r.ScheduleFirstAgainstDifferentScheduler( |
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&exec_ctx, grpc_combiner_scheduler(combiner, false)); |
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grpc_exec_ctx_flush(&exec_ctx); |
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GRPC_COMBINER_UNREF(&exec_ctx, combiner, "finished"); |
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grpc_exec_ctx_finish(&exec_ctx); |
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} |
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BENCHMARK(BM_ClosureReschedOnCombinerFinally); |
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BENCHMARK_MAIN(); |
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