Troubleshooting WLS Performance Issues With JFR
(Doc ID 2574782.1)
Last updated on APRIL 29, 2022
Oracle WebLogic Server - Version 10.3.6 and later Information in this document applies to any platform.
Oracle Java Mission Control was originally included with JRockit and then bundled with the HotSpot JVM since Java 7 Update 40 release. This tool is specially helpful when dealing with consistent performance issues, easily replicated. A JFR file provides a view of the execution of a Java process using Oracle Java Mission Control (<JAVA_HOME>/bin/jmc or jmc.exe in Windows) available with the JDK from different perspectives allowing to review the CPU, heap size, GC work, IO metrics, thread dumps, events, etc. The problem can be isolated using operative set and adjusting the time line between other interesting features.
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