diff options
author | 2017-11-17 15:55:47 +0100 | |
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committer | 2017-11-17 16:38:13 +0100 | |
commit | 1de0d69fd92918a20a60c8d7d75e5d1effe42966 (patch) | |
tree | 63cb52833b2f34fed41de594ed0e86aab09cf9fe /src | |
parent | d9186a7e9ddce582861a8adab89d6ac58da7eb41 (diff) |
add GCStats to microbenchmarks
Diffstat (limited to 'src')
-rw-r--r-- | src/csharp/Grpc.Microbenchmarks/GCStats.cs | 69 | ||||
-rw-r--r-- | src/csharp/Grpc.Microbenchmarks/ThreadedBenchmark.cs | 3 |
2 files changed, 71 insertions, 1 deletions
diff --git a/src/csharp/Grpc.Microbenchmarks/GCStats.cs b/src/csharp/Grpc.Microbenchmarks/GCStats.cs new file mode 100644 index 0000000000..ca7051ec4e --- /dev/null +++ b/src/csharp/Grpc.Microbenchmarks/GCStats.cs @@ -0,0 +1,69 @@ +#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 Grpc.Core; +using Grpc.Core.Internal; + +namespace Grpc.Microbenchmarks +{ + internal class GCStats + { + readonly object myLock = new object(); + GCStatsSnapshot lastSnapshot; + + public GCStats() + { + lastSnapshot = new GCStatsSnapshot(GC.CollectionCount(0), GC.CollectionCount(1), GC.CollectionCount(2)); + } + + public GCStatsSnapshot GetSnapshot(bool reset = false) + { + lock (myLock) + { + var newSnapshot = new GCStatsSnapshot(GC.CollectionCount(0) - lastSnapshot.Gen0, + GC.CollectionCount(1) - lastSnapshot.Gen1, + GC.CollectionCount(2) - lastSnapshot.Gen2); + if (reset) + { + lastSnapshot = newSnapshot; + } + return newSnapshot; + } + } + } + + public class GCStatsSnapshot + { + public GCStatsSnapshot(int gen0, int gen1, int gen2) + { + this.Gen0 = gen0; + this.Gen1 = gen1; + this.Gen2 = gen2; + } + + public int Gen0 { get; } + public int Gen1 { get; } + public int Gen2 { get; } + + public override string ToString() + { + return string.Format("[GCCollectionCount: gen0 {0}, gen1 {1}, gen2 {2}]", Gen0, Gen1, Gen2); + } + } +} diff --git a/src/csharp/Grpc.Microbenchmarks/ThreadedBenchmark.cs b/src/csharp/Grpc.Microbenchmarks/ThreadedBenchmark.cs index feac8d1690..95b9aaaf3f 100644 --- a/src/csharp/Grpc.Microbenchmarks/ThreadedBenchmark.cs +++ b/src/csharp/Grpc.Microbenchmarks/ThreadedBenchmark.cs @@ -46,6 +46,7 @@ namespace Grpc.Microbenchmarks public void Run() { Console.WriteLine("Running threads."); + var gcStats = new GCStats(); var threads = new List<Thread>(); for (int i = 0; i < runners.Count; i++) { @@ -58,7 +59,7 @@ namespace Grpc.Microbenchmarks { thread.Join(); } - Console.WriteLine("All threads finished."); + Console.WriteLine("All threads finished (GC Stats Delta: " + gcStats.GetSnapshot() + ")"); } } } |