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Azure Monitor OpenTelemetry Profiler for .NET — Wiki

Welcome to the azuremonitor-opentelemetry-profiler-net wiki. Use the index below to navigate the available guides.

Contents

Codeless enablement

• Enable the profiler codelessly using the site extension (Windows) — Turn on the profiler on Windows App Service without changing your app's code, including prerequisites, install steps, verification, upgrade/uninstall, and known limitations.
• How to diagnose codeless startup — Capture and read a full startup trace, enable startup logging, confirm the injection was applied, and interpret common outcomes.

Configuration

• Service Profiler Configuration Guide — Reference for every ServiceProfiler option (session controls, toggles, upload/storage, triggers, extensibility), how to apply settings via environment variables, appsettings.json, or code, plus tuning and troubleshooting guidance.
• CPU Usage Monitoring — How the profiler samples CPU, tracks a rolling baseline, and triggers sessions when CPU exceeds a threshold, including Windows/Linux measurement, settings, and diagnostic logging.
• Memory Usage Monitoring — How the profiler reads memory usage, tracks a rolling baseline, and triggers sessions when memory exceeds a threshold, including Windows/Linux measurement, settings, and diagnostic logging.