Mar 13, 2025 · The EventSource interface is web content's interface to server-sent events . An EventSource instance opens a persistent connection to an HTTP server, which sends events in text/event-stream format.
Apr 7, 2022 · This walkthrough shows how to log a new event with System.Diagnostics.Tracing. EventSource , collect events in a trace file, view the trace, and understand basic EventSource concepts.
Apr 1, 2022 · Most often developers use EventSource logs for performance analysis, but EventSource can be used for any diagnostic tasks where logs are useful. The .NET runtime is already instrumented with built-in events and you can log your own custom events.