[jira] [Commented] (AMBARI-14405) RU: Finalize Downgrade failed

["Nate Cole (JIRA)" <ji...@apache.org>]

    [ https://issues.apache.org/jira/browse/AMBARI-14405?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=15060944#comment-15060944 ] 

Nate Cole commented on AMBARI-14405:
------------------------------------

No new tests required as this patch just makes sure entities are not stale.

> RU: Finalize Downgrade failed
> -----------------------------
>
>                 Key: AMBARI-14405
>                 URL: https://issues.apache.org/jira/browse/AMBARI-14405
>             Project: Ambari
>          Issue Type: Bug
>          Components: ambari-server
>            Reporter: Nate Cole
>            Assignee: Nate Cole
>             Fix For: 2.2.1
>
>         Attachments: AMBARI-14405.patch
>
>
> Occasionally, the following exception occurs while on the Finalize Downgrade step:
> {noformat}
> Local Exception Stack: 
> Exception [EclipseLink-6004] (Eclipse Persistence Services - 2.5.2.v20140319-9ad6abd): org.eclipse.persistence.exceptions.QueryException
> Exception Description: The object [org.apache.ambari.server.orm.entities.ClusterConfigEntity@3646b3a8], of class [class org.apache.ambari.server.orm.entities.ClusterConfigEntity], with identity hashcode (System.identityHashCode()) [364,075,546], 
> is not from this UnitOfWork object space, but the parent session's.  The object was never registered in this UnitOfWork, 
> but read from the parent session and related to an object registered in the UnitOfWork.  Ensure that you are correctly
> registering your objects.  If you are still having problems, you can use the UnitOfWork.validateObjectSpace() method to 
> help debug where the error occurred.  For more information, see the manual or FAQ.
> 	at org.eclipse.persistence.exceptions.QueryException.backupCloneIsOriginalFromParent(QueryException.java:298)
> 	at org.eclipse.persistence.internal.sessions.UnitOfWorkImpl.getBackupClone(UnitOfWorkImpl.java:1995)
> 	at org.eclipse.persistence.internal.sessions.UnitOfWorkImpl.registerExistingObject(UnitOfWorkImpl.java:3976)
> 	at org.eclipse.persistence.internal.sessions.UnitOfWorkImpl.registerExistingObject(UnitOfWorkImpl.java:3894)
> 	at org.eclipse.persistence.mappings.CollectionMapping.buildElementUnitOfWorkClone(CollectionMapping.java:308)
> 	at org.eclipse.persistence.mappings.CollectionMapping.buildElementClone(CollectionMapping.java:321)
> 	at org.eclipse.persistence.internal.queries.ContainerPolicy.addNextValueFromIteratorInto(ContainerPolicy.java:217)
> 	at org.eclipse.persistence.mappings.CollectionMapping.buildCloneForPartObject(CollectionMapping.java:223)
> 	at org.eclipse.persistence.internal.indirection.UnitOfWorkQueryValueHolder.buildCloneFor(UnitOfWorkQueryValueHolder.java:60)
> 	at org.eclipse.persistence.internal.indirection.UnitOfWorkValueHolder.instantiateImpl(UnitOfWorkValueHolder.java:173)
> 	at org.eclipse.persistence.internal.indirection.UnitOfWorkValueHolder.instantiate(UnitOfWorkValueHolder.java:234)
> 	at org.eclipse.persistence.internal.indirection.DatabaseValueHolder.getValue(DatabaseValueHolder.java:89)
> 	at org.eclipse.persistence.indirection.IndirectList.buildDelegate(IndirectList.java:252)
> 	at org.eclipse.persistence.indirection.IndirectList.getDelegate(IndirectList.java:423)
> 	at org.eclipse.persistence.indirection.IndirectList.size(IndirectList.java:761)
> 	at org.eclipse.persistence.internal.queries.CollectionContainerPolicy.sizeFor(CollectionContainerPolicy.java:177)
> 	at org.eclipse.persistence.mappings.CollectionMapping.mergeIntoObject(CollectionMapping.java:1566)
> 	at org.eclipse.persistence.internal.descriptors.ObjectBuilder.mergeIntoObject(ObjectBuilder.java:4132)
> 	at org.eclipse.persistence.internal.sessions.MergeManager.mergeChangesOfCloneIntoWorkingCopy(MergeManager.java:594)
> 	at org.eclipse.persistence.internal.sessions.MergeManager.mergeChanges(MergeManager.java:313)
> 	at org.eclipse.persistence.internal.sessions.UnitOfWorkImpl.mergeCloneWithReferences(UnitOfWorkImpl.java:3521)
> 	at org.eclipse.persistence.internal.sessions.RepeatableWriteUnitOfWork.mergeCloneWithReferences(RepeatableWriteUnitOfWork.java:384)
> 	at org.eclipse.persistence.internal.sessions.UnitOfWorkImpl.mergeCloneWithReferences(UnitOfWorkImpl.java:3481)
> 	at org.eclipse.persistence.internal.jpa.EntityManagerImpl.mergeInternal(EntityManagerImpl.java:542)
> 	at org.eclipse.persistence.internal.jpa.EntityManagerImpl.merge(EntityManagerImpl.java:519)
> 	at org.apache.ambari.server.orm.dao.ClusterDAO.merge(ClusterDAO.java:338)
> 	at org.apache.ambari.server.orm.AmbariJpaLocalTxnInterceptor.invoke(AmbariJpaLocalTxnInterceptor.java:60)
> 	at org.apache.ambari.server.orm.dao.ClusterDAO.merge(ClusterDAO.java:320)
> 	at org.apache.ambari.server.state.cluster.ClusterImpl.removeAllConfigsForStack(ClusterImpl.java:3088)
> 	at org.apache.ambari.server.orm.AmbariJpaLocalTxnInterceptor.invoke(AmbariJpaLocalTxnInterceptor.java:68)
> 	at org.apache.ambari.server.state.cluster.ClusterImpl.removeConfigurations(ClusterImpl.java:3121)
> 	at org.apache.ambari.server.serveraction.upgrades.FinalizeUpgradeAction.finalizeDowngrade(FinalizeUpgradeAction.java:314)
> 	at org.apache.ambari.server.serveraction.upgrades.FinalizeUpgradeAction.execute(FinalizeUpgradeAction.java:116)
> 	at org.apache.ambari.server.serveraction.ServerActionExecutor$Worker.execute(ServerActionExecutor.java:537)
> 	at org.apache.ambari.server.serveraction.ServerActionExecutor$Worker.run(ServerActionExecutor.java:474)
> 	at java.lang.Thread.run(Thread.java:745)
> {noformat}



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