Weblogic Server: STUCK And BLOCKED ACTIVE Threads Waiting On Classloader (Doc ID 2233719.1)

Last updated on MAY 24, 2017

Applies to:

Oracle WebLogic Server - Version 10.3.6 and later
Information in this document applies to any platform.

Symptoms

Customer's application shows many (hundreds) of threads waiting on a lock for classloading.  The code section is obtaining a XMLGregorianCalendar.  The threads are not deadlocked, but there is a lot of lock contention.  Threads appear similar to:

 

Changes

 

Cause

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