From 7a0e5162a507d34a9b67a2af5922a15cca6d0ad9 Mon Sep 17 00:00:00 2001 From: Tao Chen Date: Wed, 25 Mar 2026 16:46:34 -0700 Subject: [PATCH 1/2] Improve .Net observability sample --- dotnet/samples/02-agents/AgentOpenTelemetry/Program.cs | 7 +++---- 1 file changed, 3 insertions(+), 4 deletions(-) diff --git a/dotnet/samples/02-agents/AgentOpenTelemetry/Program.cs b/dotnet/samples/02-agents/AgentOpenTelemetry/Program.cs index 69d71e7b88..8b4209e8d2 100644 --- a/dotnet/samples/02-agents/AgentOpenTelemetry/Program.cs +++ b/dotnet/samples/02-agents/AgentOpenTelemetry/Program.cs @@ -18,6 +18,7 @@ #region Setup Telemetry +// The source name under which all activities, metrics, and logs will be emitted. const string SourceName = "OpenTelemetryAspire.ConsoleApp"; const string ServiceName = "AgentOpenTelemetry"; @@ -40,7 +41,6 @@ var tracerProviderBuilder = Sdk.CreateTracerProviderBuilder() .SetResourceBuilder(ResourceBuilder.CreateDefault().AddService(ServiceName, serviceVersion: "1.0.0")) .AddSource(SourceName) // Our custom activity source - .AddSource("*Microsoft.Agents.AI") // Agent Framework telemetry .AddHttpClientInstrumentation() // Capture HTTP calls to OpenAI .AddOtlpExporter(options => options.Endpoint = new Uri(otlpEndpoint)); @@ -54,8 +54,7 @@ // Setup metrics with resource and instrument name filtering using var meterProvider = Sdk.CreateMeterProviderBuilder() .SetResourceBuilder(ResourceBuilder.CreateDefault().AddService(ServiceName, serviceVersion: "1.0.0")) - .AddMeter(SourceName) // Our custom meter - .AddMeter("*Microsoft.Agents.AI") // Agent Framework metrics + .AddMeter(SourceName) // Our custom meter source .AddHttpClientInstrumentation() // HTTP client metrics .AddRuntimeInstrumentation() // .NET runtime metrics .AddOtlpExporter(options => options.Endpoint = new Uri(otlpEndpoint)) @@ -128,7 +127,7 @@ static async Task GetWeatherAsync([Description("The location to get the instructions: "You are a helpful assistant that provides concise and informative responses.", tools: [AIFunctionFactory.Create(GetWeatherAsync)]) .AsBuilder() - .UseOpenTelemetry(SourceName, configure: (cfg) => cfg.EnableSensitiveData = true) // enable telemetry at the agent level + .UseOpenTelemetry(sourceName: SourceName, configure: (cfg) => cfg.EnableSensitiveData = true) // enable telemetry at the agent level .Build(); var session = await agent.CreateSessionAsync(); From 6332fbc6391ce6f3b6aedf09117fe9c918b8be2c Mon Sep 17 00:00:00 2001 From: Tao Chen Date: Thu, 26 Mar 2026 10:19:09 -0700 Subject: [PATCH 2/2] Update dotnet/samples/02-agents/AgentOpenTelemetry/Program.cs Co-authored-by: Copilot <175728472+Copilot@users.noreply.github.com> --- dotnet/samples/02-agents/AgentOpenTelemetry/Program.cs | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/dotnet/samples/02-agents/AgentOpenTelemetry/Program.cs b/dotnet/samples/02-agents/AgentOpenTelemetry/Program.cs index 8b4209e8d2..8e1f4245b6 100644 --- a/dotnet/samples/02-agents/AgentOpenTelemetry/Program.cs +++ b/dotnet/samples/02-agents/AgentOpenTelemetry/Program.cs @@ -18,7 +18,7 @@ #region Setup Telemetry -// The source name under which all activities, metrics, and logs will be emitted. +// Source name for this sample's custom ActivitySource and Meter; other instrumentation uses their own sources/categories. const string SourceName = "OpenTelemetryAspire.ConsoleApp"; const string ServiceName = "AgentOpenTelemetry";