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MetricsBenchmarks.cs
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MetricsBenchmarks.cs
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// Copyright The OpenTelemetry Authors
// SPDX-License-Identifier: Apache-2.0
using System.Diagnostics;
using System.Diagnostics.Metrics;
using BenchmarkDotNet.Attributes;
using OpenTelemetry;
using OpenTelemetry.Metrics;
using OpenTelemetry.Tests;
/*
BenchmarkDotNet v0.13.10, Windows 11 (10.0.22621.3007/22H2/2022Update/SunValley2)
11th Gen Intel Core i7-1185G7 3.00GHz, 1 CPU, 8 logical and 4 physical cores
.NET SDK 8.0.101
[Host] : .NET 8.0.1 (8.0.123.58001), X64 RyuJIT AVX2
DefaultJob : .NET 8.0.1 (8.0.123.58001), X64 RyuJIT AVX2
| Method | AggregationTemporality | Mean | Error | StdDev | Gen0 | Allocated |
|-------------------------------------- |----------------------- |----------:|---------:|----------:|-------:|----------:|
| CounterHotPath | Cumulative | 11.27 ns | 0.173 ns | 0.145 ns | - | - |
| CounterWith1LabelsHotPath | Cumulative | 43.72 ns | 0.266 ns | 0.248 ns | - | - |
| CounterWith2LabelsHotPath | Cumulative | 65.90 ns | 1.334 ns | 1.248 ns | - | - |
| CounterWith3LabelsHotPath | Cumulative | 88.97 ns | 1.785 ns | 1.984 ns | - | - |
| CounterWith4LabelsHotPath | Cumulative | 122.00 ns | 2.131 ns | 1.994 ns | 0.0138 | 88 B |
| CounterWith5LabelsHotPath | Cumulative | 146.73 ns | 2.557 ns | 2.392 ns | 0.0165 | 104 B |
| CounterWith6LabelsHotPath | Cumulative | 163.22 ns | 2.136 ns | 1.783 ns | 0.0191 | 120 B |
| CounterWith7LabelsHotPath | Cumulative | 184.53 ns | 1.324 ns | 1.238 ns | 0.0215 | 136 B |
| CounterWith1LabelsHotPathUsingTagList | Cumulative | 58.27 ns | 1.157 ns | 1.504 ns | - | - |
| CounterWith2LabelsHotPathUsingTagList | Cumulative | 92.87 ns | 0.550 ns | 0.488 ns | - | - |
| CounterWith3LabelsHotPathUsingTagList | Cumulative | 120.31 ns | 0.739 ns | 0.617 ns | - | - |
| CounterWith4LabelsHotPathUsingTagList | Cumulative | 132.98 ns | 2.181 ns | 2.240 ns | - | - |
| CounterWith5LabelsHotPathUsingTagList | Cumulative | 154.56 ns | 2.685 ns | 2.380 ns | - | - |
| CounterWith6LabelsHotPathUsingTagList | Cumulative | 171.36 ns | 2.738 ns | 2.286 ns | - | - |
| CounterWith7LabelsHotPathUsingTagList | Cumulative | 194.81 ns | 1.894 ns | 1.582 ns | - | - |
| CounterWith8LabelsHotPathUsingTagList | Cumulative | 214.39 ns | 1.339 ns | 1.187 ns | - | - |
| CounterWith9LabelsHotPathUsingTagList | Cumulative | 300.38 ns | 3.945 ns | 3.690 ns | 0.0710 | 448 B |
| CounterHotPath | Delta | 14.11 ns | 0.257 ns | 0.228 ns | - | - |
| CounterWith1LabelsHotPath | Delta | 49.15 ns | 0.295 ns | 0.246 ns | - | - |
| CounterWith2LabelsHotPath | Delta | 68.99 ns | 0.477 ns | 0.398 ns | - | - |
| CounterWith3LabelsHotPath | Delta | 93.35 ns | 1.294 ns | 1.080 ns | - | - |
| CounterWith4LabelsHotPath | Delta | 141.40 ns | 2.846 ns | 6.539 ns | 0.0138 | 88 B |
| CounterWith5LabelsHotPath | Delta | 163.34 ns | 3.189 ns | 3.917 ns | 0.0165 | 104 B |
| CounterWith6LabelsHotPath | Delta | 181.62 ns | 3.582 ns | 4.125 ns | 0.0191 | 120 B |
| CounterWith7LabelsHotPath | Delta | 201.33 ns | 2.700 ns | 2.108 ns | 0.0215 | 136 B |
| CounterWith1LabelsHotPathUsingTagList | Delta | 75.56 ns | 1.457 ns | 1.496 ns | - | - |
| CounterWith2LabelsHotPathUsingTagList | Delta | 91.48 ns | 1.852 ns | 2.714 ns | - | - |
| CounterWith3LabelsHotPathUsingTagList | Delta | 129.23 ns | 2.608 ns | 3.298 ns | - | - |
| CounterWith4LabelsHotPathUsingTagList | Delta | 150.55 ns | 2.433 ns | 2.498 ns | - | - |
| CounterWith5LabelsHotPathUsingTagList | Delta | 191.60 ns | 3.119 ns | 2.918 ns | - | - |
| CounterWith6LabelsHotPathUsingTagList | Delta | 196.49 ns | 2.874 ns | 2.400 ns | - | - |
| CounterWith7LabelsHotPathUsingTagList | Delta | 224.42 ns | 4.482 ns | 8.196 ns | - | - |
| CounterWith8LabelsHotPathUsingTagList | Delta | 243.75 ns | 4.861 ns | 9.482 ns | - | - |
| CounterWith9LabelsHotPathUsingTagList | Delta | 331.22 ns | 6.493 ns | 11.373 ns | 0.0710 | 448 B |
*/
namespace Benchmarks.Metrics;
public class MetricsBenchmarks
{
private readonly Random random = new();
private readonly string[] dimensionValues = new string[] { "DimVal1", "DimVal2", "DimVal3", "DimVal4", "DimVal5", "DimVal6", "DimVal7", "DimVal8", "DimVal9", "DimVal10" };
private Counter<long>? counter;
private MeterProvider? meterProvider;
private Meter? meter;
[Params(MetricReaderTemporalityPreference.Cumulative, MetricReaderTemporalityPreference.Delta)]
public MetricReaderTemporalityPreference AggregationTemporality { get; set; }
[GlobalSetup]
public void Setup()
{
this.meter = new Meter(Utils.GetCurrentMethodName());
var exportedItems = new List<Metric>();
this.meterProvider = Sdk.CreateMeterProviderBuilder()
.AddMeter(this.meter.Name) // All instruments from this meter are enabled.
.AddInMemoryExporter(exportedItems, metricReaderOptions =>
{
metricReaderOptions.PeriodicExportingMetricReaderOptions.ExportIntervalMilliseconds = 1000;
metricReaderOptions.TemporalityPreference = this.AggregationTemporality;
})
.Build();
this.counter = this.meter.CreateCounter<long>("counter");
}
[GlobalCleanup]
public void Cleanup()
{
this.meter?.Dispose();
this.meterProvider?.Dispose();
}
[Benchmark]
public void CounterHotPath()
{
this.counter!.Add(100);
}
[Benchmark]
public void CounterWith1LabelsHotPath()
{
var tag1 = new KeyValuePair<string, object?>("DimName1", this.dimensionValues[this.random.Next(0, 10)]);
this.counter!.Add(100, tag1);
}
[Benchmark]
public void CounterWith2LabelsHotPath()
{
var tag1 = new KeyValuePair<string, object?>("DimName1", this.dimensionValues[this.random.Next(0, 10)]);
var tag2 = new KeyValuePair<string, object?>("DimName2", this.dimensionValues[this.random.Next(0, 10)]);
this.counter!.Add(100, tag1, tag2);
}
[Benchmark]
public void CounterWith3LabelsHotPath()
{
var tag1 = new KeyValuePair<string, object?>("DimName1", this.dimensionValues[this.random.Next(0, 10)]);
var tag2 = new KeyValuePair<string, object?>("DimName2", this.dimensionValues[this.random.Next(0, 10)]);
var tag3 = new KeyValuePair<string, object?>("DimName3", this.dimensionValues[this.random.Next(0, 10)]);
this.counter!.Add(100, tag1, tag2, tag3);
}
[Benchmark]
public void CounterWith4LabelsHotPath()
{
var tag1 = new KeyValuePair<string, object?>("DimName1", this.dimensionValues[this.random.Next(0, 2)]);
var tag2 = new KeyValuePair<string, object?>("DimName2", this.dimensionValues[this.random.Next(0, 5)]);
var tag3 = new KeyValuePair<string, object?>("DimName3", this.dimensionValues[this.random.Next(0, 10)]);
var tag4 = new KeyValuePair<string, object?>("DimName4", this.dimensionValues[this.random.Next(0, 10)]);
this.counter!.Add(100, tag1, tag2, tag3, tag4);
}
[Benchmark]
public void CounterWith5LabelsHotPath()
{
var tag1 = new KeyValuePair<string, object?>("DimName1", this.dimensionValues[this.random.Next(0, 2)]);
var tag2 = new KeyValuePair<string, object?>("DimName2", this.dimensionValues[this.random.Next(0, 2)]);
var tag3 = new KeyValuePair<string, object?>("DimName3", this.dimensionValues[this.random.Next(0, 5)]);
var tag4 = new KeyValuePair<string, object?>("DimName4", this.dimensionValues[this.random.Next(0, 5)]);
var tag5 = new KeyValuePair<string, object?>("DimName5", this.dimensionValues[this.random.Next(0, 10)]);
this.counter!.Add(100, tag1, tag2, tag3, tag4, tag5);
}
[Benchmark]
public void CounterWith6LabelsHotPath()
{
var tag1 = new KeyValuePair<string, object?>("DimName1", this.dimensionValues[this.random.Next(0, 2)]);
var tag2 = new KeyValuePair<string, object?>("DimName2", this.dimensionValues[this.random.Next(0, 2)]);
var tag3 = new KeyValuePair<string, object?>("DimName3", this.dimensionValues[this.random.Next(0, 2)]);
var tag4 = new KeyValuePair<string, object?>("DimName4", this.dimensionValues[this.random.Next(0, 5)]);
var tag5 = new KeyValuePair<string, object?>("DimName5", this.dimensionValues[this.random.Next(0, 5)]);
var tag6 = new KeyValuePair<string, object?>("DimName6", this.dimensionValues[this.random.Next(0, 5)]);
this.counter!.Add(100, tag1, tag2, tag3, tag4, tag5, tag6);
}
[Benchmark]
public void CounterWith7LabelsHotPath()
{
var tag1 = new KeyValuePair<string, object?>("DimName1", this.dimensionValues[this.random.Next(0, 1)]);
var tag2 = new KeyValuePair<string, object?>("DimName2", this.dimensionValues[this.random.Next(0, 2)]);
var tag3 = new KeyValuePair<string, object?>("DimName3", this.dimensionValues[this.random.Next(0, 2)]);
var tag4 = new KeyValuePair<string, object?>("DimName4", this.dimensionValues[this.random.Next(0, 2)]);
var tag5 = new KeyValuePair<string, object?>("DimName5", this.dimensionValues[this.random.Next(0, 5)]);
var tag6 = new KeyValuePair<string, object?>("DimName6", this.dimensionValues[this.random.Next(0, 5)]);
var tag7 = new KeyValuePair<string, object?>("DimName7", this.dimensionValues[this.random.Next(0, 5)]);
this.counter!.Add(100, tag1, tag2, tag3, tag4, tag5, tag6, tag7);
}
[Benchmark]
public void CounterWith1LabelsHotPathUsingTagList()
{
var tags = new TagList
{
{ "DimName1", this.dimensionValues[this.random.Next(0, 10)] },
};
this.counter!.Add(100, tags);
}
[Benchmark]
public void CounterWith2LabelsHotPathUsingTagList()
{
var tags = new TagList
{
{ "DimName1", this.dimensionValues[this.random.Next(0, 10)] },
{ "DimName2", this.dimensionValues[this.random.Next(0, 10)] },
};
this.counter!.Add(100, tags);
}
[Benchmark]
public void CounterWith3LabelsHotPathUsingTagList()
{
var tags = new TagList
{
{ "DimName1", this.dimensionValues[this.random.Next(0, 10)] },
{ "DimName2", this.dimensionValues[this.random.Next(0, 10)] },
{ "DimName3", this.dimensionValues[this.random.Next(0, 10)] },
};
this.counter!.Add(100, tags);
}
[Benchmark]
public void CounterWith4LabelsHotPathUsingTagList()
{
var tags = new TagList
{
{ "DimName1", this.dimensionValues[this.random.Next(0, 2)] },
{ "DimName2", this.dimensionValues[this.random.Next(0, 5)] },
{ "DimName3", this.dimensionValues[this.random.Next(0, 10)] },
{ "DimName4", this.dimensionValues[this.random.Next(0, 10)] },
};
this.counter!.Add(100, tags);
}
[Benchmark]
public void CounterWith5LabelsHotPathUsingTagList()
{
var tags = new TagList
{
{ "DimName1", this.dimensionValues[this.random.Next(0, 2)] },
{ "DimName2", this.dimensionValues[this.random.Next(0, 2)] },
{ "DimName3", this.dimensionValues[this.random.Next(0, 5)] },
{ "DimName4", this.dimensionValues[this.random.Next(0, 5)] },
{ "DimName5", this.dimensionValues[this.random.Next(0, 10)] },
};
this.counter!.Add(100, tags);
}
[Benchmark]
public void CounterWith6LabelsHotPathUsingTagList()
{
var tags = new TagList
{
{ "DimName1", this.dimensionValues[this.random.Next(0, 2)] },
{ "DimName2", this.dimensionValues[this.random.Next(0, 2)] },
{ "DimName3", this.dimensionValues[this.random.Next(0, 2)] },
{ "DimName4", this.dimensionValues[this.random.Next(0, 5)] },
{ "DimName5", this.dimensionValues[this.random.Next(0, 5)] },
{ "DimName6", this.dimensionValues[this.random.Next(0, 5)] },
};
this.counter!.Add(100, tags);
}
[Benchmark]
public void CounterWith7LabelsHotPathUsingTagList()
{
var tags = new TagList
{
{ "DimName1", this.dimensionValues[this.random.Next(0, 1)] },
{ "DimName2", this.dimensionValues[this.random.Next(0, 2)] },
{ "DimName3", this.dimensionValues[this.random.Next(0, 2)] },
{ "DimName4", this.dimensionValues[this.random.Next(0, 2)] },
{ "DimName5", this.dimensionValues[this.random.Next(0, 5)] },
{ "DimName6", this.dimensionValues[this.random.Next(0, 5)] },
{ "DimName7", this.dimensionValues[this.random.Next(0, 5)] },
};
this.counter!.Add(100, tags);
}
[Benchmark]
public void CounterWith8LabelsHotPathUsingTagList()
{
var tags = new TagList
{
{ "DimName1", this.dimensionValues[this.random.Next(0, 1)] },
{ "DimName2", this.dimensionValues[this.random.Next(0, 1)] },
{ "DimName3", this.dimensionValues[this.random.Next(0, 2)] },
{ "DimName4", this.dimensionValues[this.random.Next(0, 2)] },
{ "DimName5", this.dimensionValues[this.random.Next(0, 2)] },
{ "DimName6", this.dimensionValues[this.random.Next(0, 5)] },
{ "DimName7", this.dimensionValues[this.random.Next(0, 5)] },
{ "DimName8", this.dimensionValues[this.random.Next(0, 5)] },
};
this.counter!.Add(100, tags);
}
[Benchmark]
public void CounterWith9LabelsHotPathUsingTagList()
{
var tags = new TagList
{
{ "DimName1", this.dimensionValues[this.random.Next(0, 1)] },
{ "DimName2", this.dimensionValues[this.random.Next(0, 1)] },
{ "DimName3", this.dimensionValues[this.random.Next(0, 1)] },
{ "DimName4", this.dimensionValues[this.random.Next(0, 2)] },
{ "DimName5", this.dimensionValues[this.random.Next(0, 2)] },
{ "DimName6", this.dimensionValues[this.random.Next(0, 2)] },
{ "DimName7", this.dimensionValues[this.random.Next(0, 5)] },
{ "DimName8", this.dimensionValues[this.random.Next(0, 5)] },
{ "DimName9", this.dimensionValues[this.random.Next(0, 5)] },
};
this.counter!.Add(100, tags);
}
}