blob: 03984f407281b86c0976bcd2538785111cfe7a3d [file] [log] [blame]
#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.Runtime.InteropServices;
using BenchmarkDotNet.Attributes;
using Grpc.Core.Internal;
namespace Grpc.Microbenchmarks
{
public class AtomicCounterBenchmark : CommonThreadedBase
{
protected override bool NeedsEnvironment => false;
// An example of testing scalability of a method that scales perfectly.
// This method provides a baseline for how well can CommonThreadedBase
// measure scalability.
const int Iterations = 20 * 1000 * 1000; // High number to make the overhead of RunConcurrent negligible.
[Benchmark(OperationsPerInvoke = Iterations)]
public void SharedAtomicCounterIncrement()
{
RunConcurrent(() => { RunBody(); });
}
readonly AtomicCounter sharedCounter = new AtomicCounter();
private int RunBody()
{
for (int i = 0; i < Iterations; i++)
{
sharedCounter.Increment();
}
return (int) sharedCounter.Count;
}
}
}