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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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// Benchmark arenas
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#include <benchmark/benchmark.h>
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#include "src/core/lib/resource_quota/arena.h"
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#include "src/core/lib/resource_quota/resource_quota.h"
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#include "test/core/test_util/test_config.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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using grpc_core::Arena;
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static void BM_Arena_NoOp(benchmark::State& state) {
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grpc_core::MemoryAllocator memory_allocator =
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grpc_core::MemoryAllocator(grpc_core::ResourceQuota::Default()
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->memory_quota()
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->CreateMemoryAllocator("test"));
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for (auto _ : state) {
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Arena::Create(state.range(0), &memory_allocator)->Destroy();
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}
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}
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BENCHMARK(BM_Arena_NoOp)->Range(1, 1024 * 1024);
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static void BM_Arena_ManyAlloc(benchmark::State& state) {
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grpc_core::MemoryAllocator memory_allocator =
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grpc_core::MemoryAllocator(grpc_core::ResourceQuota::Default()
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->memory_quota()
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->CreateMemoryAllocator("test"));
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Arena* a = Arena::Create(state.range(0), &memory_allocator);
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const size_t realloc_after =
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1024 * 1024 * 1024 / ((state.range(1) + 15) & 0xffffff0u);
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while (state.KeepRunning()) {
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a->Alloc(state.range(1));
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// periodically recreate arena to avoid OOM
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if (state.iterations() % realloc_after == 0) {
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a->Destroy();
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a = Arena::Create(state.range(0), &memory_allocator);
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}
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}
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a->Destroy();
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}
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BENCHMARK(BM_Arena_ManyAlloc)->Ranges({{1, 1024 * 1024}, {1, 32 * 1024}});
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static void BM_Arena_Batch(benchmark::State& state) {
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grpc_core::MemoryAllocator memory_allocator =
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grpc_core::MemoryAllocator(grpc_core::ResourceQuota::Default()
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->memory_quota()
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->CreateMemoryAllocator("test"));
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for (auto _ : state) {
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Arena* a = Arena::Create(state.range(0), &memory_allocator);
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for (int i = 0; i < state.range(1); i++) {
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a->Alloc(state.range(2));
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}
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a->Destroy();
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}
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}
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BENCHMARK(BM_Arena_Batch)->Ranges({{1, 64 * 1024}, {1, 64}, {1, 1024}});
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struct TestThingToAllocate {
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int a;
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int b;
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int c;
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int d;
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};
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static void BM_Arena_MakePooled_Small(benchmark::State& state) {
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grpc_core::MemoryAllocator memory_allocator =
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grpc_core::MemoryAllocator(grpc_core::ResourceQuota::Default()
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->memory_quota()
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->CreateMemoryAllocator("test"));
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Arena* a = Arena::Create(1024, &memory_allocator);
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for (auto _ : state) {
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a->MakePooled<TestThingToAllocate>();
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}
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a->Destroy();
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}
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BENCHMARK(BM_Arena_MakePooled_Small);
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static void BM_Arena_MakePooled3_Small(benchmark::State& state) {
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grpc_core::MemoryAllocator memory_allocator =
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grpc_core::MemoryAllocator(grpc_core::ResourceQuota::Default()
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->memory_quota()
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->CreateMemoryAllocator("test"));
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Arena* a = Arena::Create(1024, &memory_allocator);
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for (auto _ : state) {
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auto x = a->MakePooled<TestThingToAllocate>();
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auto y = a->MakePooled<TestThingToAllocate>();
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auto z = a->MakePooled<TestThingToAllocate>();
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}
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a->Destroy();
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}
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BENCHMARK(BM_Arena_MakePooled3_Small);
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static void BM_Arena_NewDeleteComparison_Small(benchmark::State& state) {
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for (auto _ : state) {
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benchmark::DoNotOptimize(std::make_unique<TestThingToAllocate>());
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}
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}
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BENCHMARK(BM_Arena_NewDeleteComparison_Small);
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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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grpc::testing::TestEnvironment env(&argc, 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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