WebLogic Server Hang During JFR Dump on Exit (Doc ID 1948614.1)

Last updated on NOVEMBER 27, 2014

Applies to:

Oracle WebLogic Server - Version 10.3.6 and later
Java SE JDK and JRE - Version 7 and later
Information in this document applies to any platform.

Symptoms

WebLogic Server sometime hangs during shutdown in customer's environment.

jstack command shows following error :

It seems taking long time to dump JFR recording file.

They uses some jfr options (configured in setDomainEnv.sh):
---------
-XX:+UnlockCommercialFeatures
-XX:+FlightRecorder
-XX:FlightRecorderOptions=defaultrecording=true,dumponexit=true,dumponexitpath=/temp

Cause

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