82 lines
2.8 KiB
C#
82 lines
2.8 KiB
C#
// <copyright file="PrometheusSerializerBenchmarks.cs" company="OpenTelemetry Authors">
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// Copyright The OpenTelemetry Authors
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//
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// Licensed under the Apache License, Version 2.0 (the "License");
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// you may not use this file except in compliance with the License.
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// You may obtain a copy of the License at
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//
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// http://www.apache.org/licenses/LICENSE-2.0
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//
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// Unless required by applicable law or agreed to in writing, software
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// distributed under the License is distributed on an "AS IS" BASIS,
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// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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// See the License for the specific language governing permissions and
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// limitations under the License.
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// </copyright>
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extern alias Prometheus;
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using System.Collections.Generic;
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using System.Diagnostics.Metrics;
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using BenchmarkDotNet.Attributes;
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using OpenTelemetry;
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using OpenTelemetry.Metrics;
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using OpenTelemetry.Tests;
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using Prometheus::OpenTelemetry.Exporter.Prometheus;
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namespace Benchmarks.Exporter
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{
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[MemoryDiagnoser]
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public class PrometheusSerializerBenchmarks
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{
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private Meter meter;
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private MeterProvider meterProvider;
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private List<Metric> metrics = new();
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private byte[] buffer = new byte[85000];
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[Params(1, 1000, 10000)]
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public int NumberOfSerializeCalls { get; set; }
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[GlobalSetup]
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public void GlobalSetup()
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{
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this.meter = new Meter(Utils.GetCurrentMethodName());
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this.meterProvider = Sdk.CreateMeterProviderBuilder()
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.AddMeter(this.meter.Name)
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.AddInMemoryExporter(this.metrics)
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.Build();
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var counter = this.meter.CreateCounter<long>("counter_name_1", "long", "counter_name_1_description");
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counter.Add(18, new("label1", "value1"), new("label2", "value2"));
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var gauge = this.meter.CreateObservableGauge("gauge_name_1", () => 18.0D, "long", "gauge_name_1_description");
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var histogram = this.meter.CreateHistogram<long>("histogram_name_1", "long", "histogram_name_1_description");
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histogram.Record(100, new("label1", "value1"), new("label2", "value2"));
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this.meterProvider.ForceFlush();
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}
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[GlobalCleanup]
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public void GlobalCleanup()
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{
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this.meter?.Dispose();
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this.meterProvider?.Dispose();
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}
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// TODO: this has a dependency on https://github.com/open-telemetry/opentelemetry-dotnet/issues/2361
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[Benchmark]
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public void WriteMetric()
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{
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for (int i = 0; i < this.NumberOfSerializeCalls; i++)
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{
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int cursor = 0;
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foreach (var metric in this.metrics)
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{
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cursor = PrometheusSerializer.WriteMetric(this.buffer, cursor, metric);
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}
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}
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}
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}
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}
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