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/gpr/arena.h"
23 #include "test/cpp/microbenchmarks/helpers.h"
24 #include "test/cpp/util/test_config.h"
25
BM_Arena_NoOp(benchmark::State & state)26 static void BM_Arena_NoOp(benchmark::State& state) {
27 while (state.KeepRunning()) {
28 gpr_arena_destroy(gpr_arena_create(state.range(0)));
29 }
30 }
31 BENCHMARK(BM_Arena_NoOp)->Range(1, 1024 * 1024);
32
BM_Arena_ManyAlloc(benchmark::State & state)33 static void BM_Arena_ManyAlloc(benchmark::State& state) {
34 gpr_arena* a = gpr_arena_create(state.range(0));
35 const size_t realloc_after =
36 1024 * 1024 * 1024 / ((state.range(1) + 15) & 0xffffff0u);
37 while (state.KeepRunning()) {
38 gpr_arena_alloc(a, state.range(1));
39 // periodically recreate arena to avoid OOM
40 if (state.iterations() % realloc_after == 0) {
41 gpr_arena_destroy(a);
42 a = gpr_arena_create(state.range(0));
43 }
44 }
45 gpr_arena_destroy(a);
46 }
47 BENCHMARK(BM_Arena_ManyAlloc)->Ranges({{1, 1024 * 1024}, {1, 32 * 1024}});
48
BM_Arena_Batch(benchmark::State & state)49 static void BM_Arena_Batch(benchmark::State& state) {
50 while (state.KeepRunning()) {
51 gpr_arena* a = gpr_arena_create(state.range(0));
52 for (int i = 0; i < state.range(1); i++) {
53 gpr_arena_alloc(a, state.range(2));
54 }
55 gpr_arena_destroy(a);
56 }
57 }
58 BENCHMARK(BM_Arena_Batch)->Ranges({{1, 64 * 1024}, {1, 64}, {1, 1024}});
59
60 // Some distros have RunSpecifiedBenchmarks under the benchmark namespace,
61 // and others do not. This allows us to support both modes.
62 namespace benchmark {
RunTheBenchmarksNamespaced()63 void RunTheBenchmarksNamespaced() { RunSpecifiedBenchmarks(); }
64 } // namespace benchmark
65
main(int argc,char ** argv)66 int main(int argc, char** argv) {
67 ::benchmark::Initialize(&argc, argv);
68 ::grpc::testing::InitTest(&argc, &argv, false);
69 benchmark::RunTheBenchmarksNamespaced();
70 return 0;
71 }
72