Custom JFR Events Sample Program

Sample program for my blog post on Custom JFR Events.

Build

mvn clean package

Run

java -XX:StartFlightRecording:filename=recording.jfr -jar target/sample-server.jar

Inspect Recording

jfr print --events server.SessionEvent profile.jfr

server.SessionEvent {
  startTime = 15:39:45.918 (2023-11-20)
  duration = 0,231 ms
  sessionId = 683435712
  n = 9
  eventThread = "qtp795321555-46" (javaThreadId = 46)
  stackTrace = [
    ...
  ]
}
...

License

MIT, Copyright 2023 SAP SE or an SAP affiliate company, Johannes Bechberger and custom JFR event sample contributors