1 /*
2 *
3 * Copyright 2017 gRPC authors.
4 *
5 * Licensed under the Apache License, Version 2.0 (the "License");
6 * you may not use this file except in compliance with the License.
7 * You may obtain a copy of the License at
8 *
9 * http://www.apache.org/licenses/LICENSE-2.0
10 *
11 * Unless required by applicable law or agreed to in writing, software
12 * distributed under the License is distributed on an "AS IS" BASIS,
13 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
14 * See the License for the specific language governing permissions and
15 * limitations under the License.
16 *
17 */
18
19 /* Benchmark arenas */
20
21 #include <benchmark/benchmark.h>
22 #include "src/core/lib/gprpp/arena.h"
23 #include "test/core/util/test_config.h"
24 #include "test/cpp/microbenchmarks/helpers.h"
25 #include "test/cpp/util/test_config.h"
26
27 using grpc_core::Arena;
28
BM_Arena_NoOp(benchmark::State & state)29 static void BM_Arena_NoOp(benchmark::State& state) {
30 for (auto _ : state) {
31 Arena::Create(state.range(0))->Destroy();
32 }
33 }
34 BENCHMARK(BM_Arena_NoOp)->Range(1, 1024 * 1024);
35
BM_Arena_ManyAlloc(benchmark::State & state)36 static void BM_Arena_ManyAlloc(benchmark::State& state) {
37 Arena* a = Arena::Create(state.range(0));
38 const size_t realloc_after =
39 1024 * 1024 * 1024 / ((state.range(1) + 15) & 0xffffff0u);
40 while (state.KeepRunning()) {
41 a->Alloc(state.range(1));
42 // periodically recreate arena to avoid OOM
43 if (state.iterations() % realloc_after == 0) {
44 a->Destroy();
45 a = Arena::Create(state.range(0));
46 }
47 }
48 a->Destroy();
49 }
50 BENCHMARK(BM_Arena_ManyAlloc)->Ranges({{1, 1024 * 1024}, {1, 32 * 1024}});
51
BM_Arena_Batch(benchmark::State & state)52 static void BM_Arena_Batch(benchmark::State& state) {
53 for (auto _ : state) {
54 Arena* a = Arena::Create(state.range(0));
55 for (int i = 0; i < state.range(1); i++) {
56 a->Alloc(state.range(2));
57 }
58 a->Destroy();
59 }
60 }
61 BENCHMARK(BM_Arena_Batch)->Ranges({{1, 64 * 1024}, {1, 64}, {1, 1024}});
62
63 // Some distros have RunSpecifiedBenchmarks under the benchmark namespace,
64 // and others do not. This allows us to support both modes.
65 namespace benchmark {
RunTheBenchmarksNamespaced()66 void RunTheBenchmarksNamespaced() { RunSpecifiedBenchmarks(); }
67 } // namespace benchmark
68
main(int argc,char ** argv)69 int main(int argc, char** argv) {
70 grpc::testing::TestEnvironment env(argc, argv);
71 ::benchmark::Initialize(&argc, argv);
72 ::grpc::testing::InitTest(&argc, &argv, false);
73 benchmark::RunTheBenchmarksNamespaced();
74 return 0;
75 }
76