3 * Copyright 2017 gRPC authors.
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
9 * http://www.apache.org/licenses/LICENSE-2.0
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.
19 /* Benchmark channel */
21 #include <benchmark/benchmark.h>
22 #include <grpc/grpc.h>
23 #include "test/cpp/microbenchmarks/helpers.h"
24 #include "test/cpp/util/test_config.h"
26 class ChannelDestroyerFixture {
28 ChannelDestroyerFixture() {}
29 virtual ~ChannelDestroyerFixture() {
31 grpc_channel_destroy(channel_);
34 virtual void Init() = 0;
37 grpc_channel* channel_ = nullptr;
40 class InsecureChannelFixture : public ChannelDestroyerFixture {
42 InsecureChannelFixture() {}
43 void Init() override {
44 channel_ = grpc_insecure_channel_create("localhost:1234", nullptr, nullptr);
48 class LameChannelFixture : public ChannelDestroyerFixture {
50 LameChannelFixture() {}
51 void Init() override {
52 channel_ = grpc_lame_client_channel_create(
53 "localhost:1234", GRPC_STATUS_UNAUTHENTICATED, "blah");
57 template <class Fixture>
58 static void BM_InsecureChannelCreateDestroy(benchmark::State& state) {
59 // In order to test if channel creation time is affected by the number of
60 // already existing channels, we create some initial channels here.
61 Fixture initial_channels[512];
62 for (int i = 0; i < state.range(0); i++) {
63 initial_channels[i].Init();
65 while (state.KeepRunning()) {
70 BENCHMARK_TEMPLATE(BM_InsecureChannelCreateDestroy, InsecureChannelFixture)
73 BENCHMARK_TEMPLATE(BM_InsecureChannelCreateDestroy, LameChannelFixture)
77 // Some distros have RunSpecifiedBenchmarks under the benchmark namespace,
78 // and others do not. This allows us to support both modes.
80 void RunTheBenchmarksNamespaced() { RunSpecifiedBenchmarks(); }
81 } // namespace benchmark
83 int main(int argc, char** argv) {
84 LibraryInitializer libInit;
85 ::benchmark::Initialize(&argc, argv);
86 ::grpc::testing::InitTest(&argc, &argv, false);
87 benchmark::RunTheBenchmarksNamespaced();