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Posted to notifications@groovy.apache.org by "Boon (Jira)" <ji...@apache.org> on 2020/10/21 20:50:00 UTC
[jira] [Commented] (GROOVY-9780) stuck waiting for lock with
AbstractConcurrentMap$Segment.put
[ https://issues.apache.org/jira/browse/GROOVY-9780?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=17218587#comment-17218587 ]
Boon commented on GROOVY-9780:
------------------------------
The question is why ReferenceManager$1.removeStallEntries ? Is it because of some cache size related?
> stuck waiting for lock with AbstractConcurrentMap$Segment.put
> --------------------------------------------------------------
>
> Key: GROOVY-9780
> URL: https://issues.apache.org/jira/browse/GROOVY-9780
> Project: Groovy
> Issue Type: Bug
> Affects Versions: 2.4.6
> Reporter: Boon
> Priority: Major
>
> A simple getProperty operation resulting in org.codehaus.groovy.util.AbstractConcurrentMap$Segment.getOrPut and finally waiting for a none existing lock for over 10 minutes (stuck thread). See following stuck thread:
> [STUCK] ExecuteThread: '4' for queue: 'weblogic.kernel.Default (self-tuning)'" daemon prio=10 tid=0x00007fcfea664000 nid=0x1d5c waiting on condition [0x00007fcf484a3000] java.lang.Thread.State: WAITING (parking) at sun.misc.Unsafe.park(Native Method) - parking to wait for <0x000000059e0e4600> (a org.codehaus.groovy.util.ManagedConcurrentMap$Segment) 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 org.codehaus.groovy.util.LockableObject.lock(LockableObject.java:37) at org.codehaus.groovy.util.AbstractConcurrentMapBase$Segment.removeEntry(AbstractConcurrentMapBase.java:174) at org.codehaus.groovy.util.ManagedConcurrentMap$Entry.finalizeReference(ManagedConcurrentMap.java:81) at org.codehaus.groovy.util.ManagedConcurrentMap$EntryWithValue.finalizeReference(ManagedConcurrentMap.java:115) at org.codehaus.groovy.util.ReferenceManager$1.removeStallEntries(ReferenceManager.java:86) at org.codehaus.groovy.util.ReferenceManager$1.afterReferenceCreation(ReferenceManager.java:94) at org.codehaus.groovy.util.ReferenceManager$2.afterReferenceCreation(ReferenceManager.java:111) at org.codehaus.groovy.util.ManagedReference.<init>(ManagedReference.java:36) at org.codehaus.groovy.util.ManagedReference.<init>(ManagedReference.java:40) at org.codehaus.groovy.util.ManagedConcurrentMap$Entry.<init>(ManagedConcurrentMap.java:55) at org.codehaus.groovy.util.ManagedConcurrentMap$EntryWithValue.<init>(ManagedConcurrentMap.java:98) at org.codehaus.groovy.util.ManagedConcurrentMap$Segment.createEntry(ManagedConcurrentMap.java:46) at org.codehaus.groovy.util.AbstractConcurrentMap$Segment.put(AbstractConcurrentMap.java:157) at org.codehaus.groovy.util.AbstractConcurrentMap$Segment.getOrPut(AbstractConcurrentMap.java:100) at org.codehaus.groovy.util.AbstractConcurrentMap.getOrPut(AbstractConcurrentMap.java:38) at org.codehaus.groovy.runtime.metaclass.ThreadManagedMetaBeanProperty$ThreadBoundGetter.invoke(ThreadManagedMetaBeanProperty.java:183) at groovy.lang.MetaMethod.doMethodInvoke(MetaMethod.java:325) at groovy.lang.MetaClassImpl.getProperty(MetaClassImpl.java:1849) at groovy.lang.ExpandoMetaClass.getProperty(ExpandoMetaClass.java:1155) at groovy.lang.MetaClassImpl.getProperty(MetaClassImpl.java:3734) at groovy.lang.ExpandoMetaClass.getProperty(ExpandoMetaClass.java:1167) at groovy.lang.GroovyObjectSupport.getProperty(GroovyObjectSupport.java:38) at groovy.lang.Script.getProperty(Script.java:58) at org.codehaus.groovy.runtime.callsite.PogoGetPropertySite.getProperty(PogoGetPropertySite.java:50) at org.codehaus.groovy.runtime.callsite.AbstractCallSite.callGroovyObjectGetProperty(AbstractCallSite.java:307)
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