Admin Server Is Going To Warning State Due To STUCK Threads at RMI Call.

(Doc ID 2404546.1)

Last updated on MAY 30, 2018

Applies to:

Oracle WebLogic Server - Version 12.1.3.0.0 to 12.2.1.3.0 [Release 12c]
Oracle Fusion Middleware - Version 12.1.3.0.0 to 12.2.1.3.0 [Release 12c]
Information in this document applies to any platform.

Symptoms

AdminServer is going to Warning state due to STUCK threads at RMI call.

It is observed that admin server in one of our osb domains is going to warning state with huge STUCK threads at RMI call. Temporary workaround is to restart the AdminServer.

 

"[STUCK] ExecuteThread: '43' for queue: 'weblogic.kernel.Default (self-tuning)'" #143 daemon prio=1 os_prio=64 tid=0x000000010dae8000 nid=0xcf waiting on condition [0xfffffffef41f6000]
  java.lang.Thread.State: TIMED_WAITING (parking)
at sun.misc.Unsafe.park(Native Method)
- parking to wait for (a java.util.concurrent.FutureTask)
at java.util.concurrent.locks.LockSupport.parkNanos(LockSupport.java:215)
at java.util.concurrent.FutureTask.awaitDone(FutureTask.java:426)
at java.util.concurrent.FutureTask.get(FutureTask.java:204)
at oracle.dms.collector.Retriever.waitForQuery(Retriever.java:469)
at oracle.dms.collector.CollectorStorage._refreshCache(CollectorStorage.java:1265)
at oracle.dms.collector.CollectorStorage.getTables(CollectorStorage.java:674)
at oracle.dms.collector.CollectorTableSource.getTables(CollectorTableSource.java:147)

 

 

Changes

 

Cause

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