| #region Copyright notice and license |
| |
| // Copyright 2015 gRPC authors. |
| // |
| // Licensed under the Apache License, Version 2.0 (the "License"); |
| // you may not use this file except in compliance with the License. |
| // You may obtain a copy of the License at |
| // |
| // http://www.apache.org/licenses/LICENSE-2.0 |
| // |
| // Unless required by applicable law or agreed to in writing, software |
| // distributed under the License is distributed on an "AS IS" BASIS, |
| // WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. |
| // See the License for the specific language governing permissions and |
| // limitations under the License. |
| |
| #endregion |
| |
| using System; |
| using System.Threading; |
| using Grpc.Core; |
| using Grpc.Core.Internal; |
| using System.Collections.Generic; |
| using System.Diagnostics; |
| |
| namespace Grpc.Microbenchmarks |
| { |
| public class SendMessageBenchmark |
| { |
| static readonly NativeMethods Native = NativeMethods.Get(); |
| |
| GrpcEnvironment environment; |
| |
| public void Init() |
| { |
| Native.grpcsharp_test_override_method("grpcsharp_call_start_batch", "nop"); |
| environment = GrpcEnvironment.AddRef(); |
| } |
| |
| public void Cleanup() |
| { |
| GrpcEnvironment.ReleaseAsync().Wait(); |
| // TODO(jtattermusch): track GC stats |
| } |
| |
| public void Run(int threadCount, int iterations, int payloadSize) |
| { |
| Console.WriteLine(string.Format("SendMessageBenchmark: threads={0}, iterations={1}, payloadSize={2}", threadCount, iterations, payloadSize)); |
| var threadedBenchmark = new ThreadedBenchmark(threadCount, () => ThreadBody(iterations, payloadSize)); |
| threadedBenchmark.Run(); |
| } |
| |
| private void ThreadBody(int iterations, int payloadSize) |
| { |
| // TODO(jtattermusch): parametrize by number of pending completions. |
| // TODO(jtattermusch): parametrize by cached/non-cached BatchContextSafeHandle |
| |
| var completionRegistry = new CompletionRegistry(environment); |
| var cq = CompletionQueueSafeHandle.CreateAsync(completionRegistry); |
| var call = CreateFakeCall(cq); |
| |
| var sendCompletionHandler = new SendCompletionHandler((success) => { }); |
| var payload = new byte[payloadSize]; |
| var writeFlags = default(WriteFlags); |
| |
| var stopwatch = Stopwatch.StartNew(); |
| for (int i = 0; i < iterations; i++) |
| { |
| call.StartSendMessage(sendCompletionHandler, payload, writeFlags, false); |
| var callback = completionRegistry.Extract(completionRegistry.LastRegisteredKey); |
| callback(true); |
| } |
| stopwatch.Stop(); |
| Console.WriteLine("Elapsed millis: " + stopwatch.ElapsedMilliseconds); |
| |
| cq.Dispose(); |
| } |
| |
| private static CallSafeHandle CreateFakeCall(CompletionQueueSafeHandle cq) |
| { |
| var call = CallSafeHandle.CreateFake(new IntPtr(0xdead), cq); |
| bool success = false; |
| while (!success) |
| { |
| // avoid calling destroy on a nonexistent grpc_call pointer |
| call.DangerousAddRef(ref success); |
| } |
| return call; |
| } |
| } |
| } |