opentelemetry-dotnet/docs/metrics/customizing-the-sdk/Program.cs

104 lines
4.5 KiB
C#

// Copyright The OpenTelemetry Authors
// SPDX-License-Identifier: Apache-2.0
using System.Diagnostics.Metrics;
using OpenTelemetry;
using OpenTelemetry.Metrics;
using OpenTelemetry.Resources;
namespace CustomizingTheSdk;
public class Program
{
private static readonly Meter Meter1 = new("CompanyA.ProductA.Library1", "1.0");
private static readonly Meter Meter2 = new("CompanyA.ProductB.Library2", "1.0");
public static void Main()
{
using var meterProvider = Sdk.CreateMeterProviderBuilder()
.ConfigureResource(resource => resource.AddAttributes(new List<KeyValuePair<string, object>>
{
new KeyValuePair<string, object>("static-attribute1", "v1"),
new KeyValuePair<string, object>("static-attribute2", "v2"),
}))
.ConfigureResource(resource => resource.AddService("MyServiceName"))
.AddMeter(Meter1.Name)
.AddMeter(Meter2.Name)
// Rename an instrument to new name.
.AddView(instrumentName: "MyCounter", name: "MyCounterRenamed")
// Change Histogram boundaries using the Explicit Bucket Histogram aggregation.
.AddView(instrumentName: "MyHistogram", new ExplicitBucketHistogramConfiguration() { Boundaries = [10.0, 20.0] })
// Change Histogram to use the Base2 Exponential Bucket Histogram aggregation.
.AddView(instrumentName: "MyExponentialBucketHistogram", new Base2ExponentialBucketHistogramConfiguration())
// For the instrument "MyCounterCustomTags", aggregate with only the keys "tag1", "tag2".
.AddView(instrumentName: "MyCounterCustomTags", new MetricStreamConfiguration() { TagKeys = ["tag1", "tag2"] })
// Drop the instrument "MyCounterDrop".
.AddView(instrumentName: "MyCounterDrop", MetricStreamConfiguration.Drop)
// Configure the Explicit Bucket Histogram aggregation with custom boundaries and new name.
.AddView(instrumentName: "histogramWithMultipleAggregations", new ExplicitBucketHistogramConfiguration() { Boundaries = [10.0, 20.0], Name = "MyHistogramWithExplicitHistogram" })
// Use Base2 Exponential Bucket Histogram aggregation and new name.
.AddView(instrumentName: "histogramWithMultipleAggregations", new Base2ExponentialBucketHistogramConfiguration() { Name = "MyHistogramWithBase2ExponentialBucketHistogram" })
// An instrument which does not match any views
// gets processed with default behavior. (SDK default)
// Uncommenting the following line will
// turn off the above default. i.e any
// instrument which does not match any views
// gets dropped.
// .AddView(instrumentName: "*", MetricStreamConfiguration.Drop)
.AddConsoleExporter()
.Build();
var random = new Random();
var counter = Meter1.CreateCounter<long>("MyCounter");
for (int i = 0; i < 20000; i++)
{
counter.Add(1, new("tag1", "value1"), new("tag2", "value2"));
}
var histogram = Meter1.CreateHistogram<long>("MyHistogram");
for (int i = 0; i < 20000; i++)
{
histogram.Record(random.Next(1, 1000), new("tag1", "value1"), new("tag2", "value2"));
}
var exponentialBucketHistogram = Meter1.CreateHistogram<long>("MyExponentialBucketHistogram");
for (int i = 0; i < 20000; i++)
{
exponentialBucketHistogram.Record(random.Next(1, 1000), new("tag1", "value1"), new("tag2", "value2"));
}
var histogramWithMultipleAggregations = Meter1.CreateHistogram<long>("histogramWithMultipleAggregations");
for (int i = 0; i < 20000; i++)
{
histogramWithMultipleAggregations.Record(random.Next(1, 1000), new("tag1", "value1"), new("tag2", "value2"));
}
var counterCustomTags = Meter1.CreateCounter<long>("MyCounterCustomTags");
for (int i = 0; i < 20000; i++)
{
counterCustomTags.Add(1, new("tag1", "value1"), new("tag2", "value2"), new("tag3", "value4"));
}
var counterDrop = Meter1.CreateCounter<long>("MyCounterDrop");
for (int i = 0; i < 20000; i++)
{
counterDrop.Add(1, new("tag1", "value1"), new("tag2", "value2"));
}
var histogram2 = Meter2.CreateHistogram<long>("MyHistogram2");
for (int i = 0; i < 20000; i++)
{
histogram2.Record(random.Next(1, 1000), new("tag1", "value1"), new("tag2", "value2"));
}
}
}