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Spaces Hang BP6 (Content Presenter Is Not Hitting Cache When Using CMIS Query) (Doc ID 1563646.1)

Last updated on NOVEMBER 10, 2022

Applies to:

Oracle WebCenter Portal - Version 11.1.1.6.6 to 11.1.1.9.210720 [Release 11g]
Information in this document applies to any platform.

Symptoms

In a high available setup distributed in two different data centers located on separate sites,
WebCenter Spaces to 11.1.1.6.5 was upgraded to 11.1.1.6.6 because the Spaces server hangs frequently.

While Spaces hangs there are stuck threads seen in the thread dump.
The only way to fix this issue is to restart Spaces.

The thread dump shows many stuck threads with stack like these:

"[STUCK] ExecuteThread: '50' for queue: 'weblogic.kernel.Default (self-tuning)'" daemon prio=10 tid=<TID> nid=0x6062 waiting on condition [0x0000000051322000]
   java.lang.Thread.State: WAITING (parking)
    at sun.misc.Unsafe.park(Native Method)
    - parking to wait for  <0x00000006f2f3e5c0> (a java.util.concurrent.locks.ReentrantLock$NonfairSync)
    at java.util.concurrent.locks.LockSupport.park(LockSupport.java:186)
    at java.util.concurrent.locks.AbstractQueuedSynchronizer.parkAndCheckInterrupt(AbstractQueuedSynchronizer.java:834)
    at java.util.concurrent.locks.AbstractQueuedSynchronizer.acquireQueued(AbstractQueuedSynchronizer.java:867)
    at java.util.concurrent.locks.AbstractQueuedSynchronizer.acquire(AbstractQueuedSynchronizer.java:1197)
    at java.util.concurrent.locks.ReentrantLock$NonfairSync.lock(ReentrantLock.java:214)
    at java.util.concurrent.locks.ReentrantLock.lock(ReentrantLock.java:290)
    at oracle.webcenter.content.integration.spi.ucm.UCMBridge.getAccessLevel(UCMBridge.java:856)
    at oracle.webcenter.content.integration.spi.ucm.UCMBridge.getAccessLevel(UCMBridge.java:841)
    at oracle.webcenter.content.integration.spi.ucm.UCMBridge.getUCMAccessLevel(UCMBridge.java:2671)
    at oracle.webcenter.content.integration.spi.ucm.UCMBridge.checkSecurityLevelForNode(UCMBridge.java:2634)
    at oracle.webcenter.content.integration.spi.ucm.UCMBridge.canAccessNode(UCMBridge.java:2591)
    at oracle.webcenter.content.integration.spi.ucm.NodeOps.getNodeFromCache(NodeOps.java:700)
    at oracle.webcenter.content.integration.spi.ucm.NodeOps.getUCMNodeWithId(NodeOps.java:1480)
    at oracle.webcenter.content.integration.spi.ucm.NodeOps.getNodeWithId(NodeOps.java:153)
    at oracle.webcenter.content.integration.spi.ucm.NodeOps.getNodesWithIds(NodeOps.java:647)
...
    at weblogic.work.ExecuteThread.run(ExecuteThread.java:221)

 

"[STUCK] ExecuteThread: '43' for queue: 'weblogic.kernel.Default (self-tuning)'" daemon prio=10 tid=<TID> nid=0x605b waiting on condition [0x0000000050c24000]
   java.lang.Thread.State: WAITING (parking)
    at sun.misc.Unsafe.park(Native Method)
    - parking to wait for  <0x0000000725a37868> (a java.util.concurrent.locks.ReentrantLock$NonfairSync)
    at java.util.concurrent.locks.LockSupport.park(LockSupport.java:186)
    at java.util.concurrent.locks.AbstractQueuedSynchronizer.parkAndCheckInterrupt(AbstractQueuedSynchronizer.java:834)
    at java.util.concurrent.locks.AbstractQueuedSynchronizer.acquireQueued(AbstractQueuedSynchronizer.java:867)
    at java.util.concurrent.locks.AbstractQueuedSynchronizer.acquire(AbstractQueuedSynchronizer.java:1197)
    at java.util.concurrent.locks.ReentrantLock$NonfairSync.lock(ReentrantLock.java:214)
    at java.util.concurrent.locks.ReentrantLock.lock(ReentrantLock.java:290)
    at oracle.adf.model.dcframe.DataControlFrameImpl.lock(DataControlFrameImpl.java:482)
    at oracle.adf.model.dcframe.DataControlFrameImpl.release(DataControlFrameImpl.java:303)
    at oracle.adf.model.BindingContext.resetState(BindingContext.java:637)
    at oracle.adf.model.BindingContext.release(BindingContext.java:609)
    - locked <0x00000007226ac460> (a java.util.concurrent.locks.ReentrantLock)
    at oracle.adf.model.servlet.HttpBindingContext.valueUnbound(HttpBindingContext.java:77)
    at weblogic.servlet.internal.session.SessionData.removeAttribute(SessionData.java:726)
    at weblogic.servlet.internal.session.SessionData.removeAttribute(SessionData.java:708)
    at weblogic.servlet.internal.session.ReplicatedSessionData.removeAttribute(ReplicatedSessionData.java:602)
    at weblogic.servlet.internal.session.SessionData.remove(SessionData.java:980)
    - locked <0x00000007106afc38> (a java.lang.Object)
    at weblogic.servlet.internal.session.ReplicatedSessionData.remove(ReplicatedSessionData.java:499)
    at weblogic.servlet.internal.session.ReplicatedSessionContext.invalidateSession(ReplicatedSessionContext.java:469)
    at weblogic.servlet.internal.session.SessionData.invalidate(SessionData.java:869)
    ...
    at weblogic.work.ExecuteThread.run(ExecuteThread.java:221)

 

Changes

 The Webcenter Portal: Spaces instance was upgraded from 11.1.1.6.5 to 11.1.1.6.6.

Cause

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In this Document
Symptoms
Changes
Cause
Solution
References


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