[infinispan-issues] [JBoss JIRA] Updated: (ISPN-1258) IllegalMonitorStateException when prepare/commit sequence happens in diff threads

[Galder Zamarreño (JIRA)]

     [ https://issues.jboss.org/browse/ISPN-1258?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ]

Galder Zamarreño updated ISPN-1258:
-----------------------------------

    Attachment: IllegalMonitor_issue.patch


> IllegalMonitorStateException when prepare/commit sequence happens in diff threads
> ---------------------------------------------------------------------------------
>
>                 Key: ISPN-1258
>                 URL: https://issues.jboss.org/browse/ISPN-1258
>             Project: Infinispan
>          Issue Type: Bug
>          Components: Transactions
>    Affects Versions: 5.0.0.CR8
>            Reporter: Galder Zamarreño
>            Assignee: Mircea Markus
>             Fix For: 5.0.0.FINAL
>
>         Attachments: IllegalMonitor_issue.patch
>
>
> There's no guarantees at the JGroups level that in a sequence of prepare+commit calls, both will be handled by the same thread as shown in the logs:
> Here's a prepare call:
> {code}2011-07-20 21:01:44,400 2011  TRACE [org.infinispan.remoting.transport.jgroups.CommandAwareRpcDispatcher] (OOB-1,Infinispan-Cluster,NodeB-10116:) 
> Attempting to execute command: PrepareCommand {gtx=GlobalTransaction:<NodeA-32281>:1:local, modifications=[PutKeyValueCommand{key=a, value=value1, 
> flags=null, putIfAbsent=false, lifespanMillis=-1, maxIdleTimeMillis=-1}], onePhaseCommit=false, gtx=GlobalTransaction:<NodeA-32281>:1:local, 
> cacheName='cache1'} [sender=NodeA-32281]
> ...
> 2011-07-20 21:01:44,404 2015  TRACE [org.infinispan.util.concurrent.locks.containers.AbstractPerEntryLockContainer] (OOB-1,Infinispan-Cluster,NodeB-
> 10116:cache1) Acquired lock java.util.concurrent.locks.ReentrantLock at 7cd1a1ab[Locked by thread OOB-1,Infinispan-Cluster,NodeB-10116]{code}
> And the commit:
> {code}2011-07-20 21:01:44,418 2029  TRACE [org.infinispan.remoting.transport.jgroups.CommandAwareRpcDispatcher] (OOB-2,Infinispan-Cluster,NodeB-10116:) 
> Attempting to execute command: CommitCommand {gtx=GlobalTransaction:<NodeA-32281>:1:local, cacheName='cache1'} [sender=NodeA-32281]
> ...
> 2011-07-20 21:01:44,423 2034  TRACE [org.infinispan.util.concurrent.locks.containers.AbstractPerEntryLockContainer] (OOB-2,Infinispan-Cluster,NodeB-
> 10116:cache1) Unlock lock java.util.concurrent.locks.ReentrantLock at 7cd1a1ab[Locked by thread OOB-1,Infinispan-Cluster,NodeB-10116]{code}
> The end result?
> {code}
> 2011-07-20 21:01:44,424 2035  ERROR [org.infinispan.interceptors.InvocationContextInterceptor] (OOB-2,Infinispan-Cluster,NodeB-10116:cache1) ISPN000136: 
> Execution error
> java.lang.IllegalMonitorStateException
> 	at java.util.concurrent.locks.ReentrantLock$Sync.tryRelease(ReentrantLock.java:127)
> 	at java.util.concurrent.locks.AbstractQueuedSynchronizer.release(AbstractQueuedSynchronizer.java:1239)
> 	at java.util.concurrent.locks.ReentrantLock.unlock(ReentrantLock.java:431)
> 	at org.infinispan.util.concurrent.locks.containers.AbstractPerEntryLockContainer.releaseLock(AbstractPerEntryLockContainer.java:113)
> 	at org.infinispan.util.concurrent.locks.LockManagerImpl.unlock(LockManagerImpl.java:113)
> 	at org.infinispan.interceptors.LockingInterceptor.cleanupLocks(LockingInterceptor.java:375)
> 	at org.infinispan.interceptors.LockingInterceptor.visitCommitCommand(LockingInterceptor.java:98)
> {code}
> Mircea, could you have a look?

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