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https://issues.apache.org/jira/browse/OAK-730?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=13619664#comment-13619664
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Thomas Mueller commented on OAK-730:
------------------------------------
To simplify configuration, I guess the clusterNodeId should be automatically
generated. I created OAK-731 to track this.
> Oak instance fails with ConstraintViolationException on concurrent write
> ------------------------------------------------------------------------
>
> Key: OAK-730
> URL: https://issues.apache.org/jira/browse/OAK-730
> Project: Jackrabbit Oak
> Issue Type: Bug
> Components: jcr
> Affects Versions: 0.7
> Environment: Ubuntu 12.04
> Java 6 update 43
> Reporter: Tudor Rogoz
> Assignee: Marcel Reutegger
> Attachments: ConcurrencyTest.java
>
>
> Reproduces on revision 1462232.
> I get this kind of exception on the majority of the oak instances when I'm
> trying to concurrently write into a mongod instance.
> {code}
> javax.jcr.nodetype.ConstraintViolationException
> at sun.reflect.NativeConstructorAccessorImpl.newInstance0(Native Method)
> at
> sun.reflect.NativeConstructorAccessorImpl.newInstance(NativeConstructorAccessorImpl.java:39)
> at
> sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:27)
> at java.lang.reflect.Constructor.newInstance(Constructor.java:513)
> at
> org.apache.jackrabbit.oak.api.CommitFailedException.throwRepositoryException(CommitFailedException.java:57)
> at
> org.apache.jackrabbit.oak.jcr.delegate.SessionDelegate.save(SessionDelegate.java:234)
> at org.apache.jackrabbit.oak.jcr.SessionImpl.save(SessionImpl.java:320)
> at
> org.apache.jackrabbit.oakmongomk.RepoWrite.run(ConstraintViolationExceptionTest.java:83)
> at
> java.util.concurrent.ThreadPoolExecutor$Worker.runTask(ThreadPoolExecutor.java:886)
> at
> java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:908)
> at java.lang.Thread.run(Thread.java:662)
> Caused by: org.apache.jackrabbit.oak.api.CommitFailedException:
> javax.jcr.nodetype.ConstraintViolationException: Incorrect node type of child
> node nodeZ442730
> at
> org.apache.jackrabbit.oak.plugins.nodetype.TypeEditor.constraintViolation(TypeEditor.java:158)
> at
> org.apache.jackrabbit.oak.plugins.nodetype.TypeEditor.getDefinition(TypeEditor.java:381)
> at
> org.apache.jackrabbit.oak.plugins.nodetype.TypeEditor.enter(TypeEditor.java:101)
> at
> org.apache.jackrabbit.oak.spi.commit.VisibleEditor.enter(VisibleEditor.java:58)
> at
> org.apache.jackrabbit.oak.spi.commit.CompositeEditor.enter(CompositeEditor.java:66)
> at
> org.apache.jackrabbit.oak.spi.commit.EditorHook$EditorDiff.process(EditorHook.java:104)
> at
> org.apache.jackrabbit.oak.spi.commit.EditorHook.process(EditorHook.java:80)
> at
> org.apache.jackrabbit.oak.spi.commit.EditorHook.access$0(EditorHook.java:73)
> at
> org.apache.jackrabbit.oak.spi.commit.EditorHook$EditorDiff.childNodeAdded(EditorHook.java:163)
> at
> org.apache.jackrabbit.oak.plugins.memory.ModifiedNodeState.compareAgainstBaseState(ModifiedNodeState.java:335)
> at
> org.apache.jackrabbit.oak.spi.commit.EditorHook$EditorDiff.process(EditorHook.java:109)
> at
> org.apache.jackrabbit.oak.spi.commit.EditorHook.process(EditorHook.java:80)
> at
> org.apache.jackrabbit.oak.spi.commit.EditorHook.access$0(EditorHook.java:73)
> at
> org.apache.jackrabbit.oak.spi.commit.EditorHook$EditorDiff.childNodeAdded(EditorHook.java:163)
> at
> org.apache.jackrabbit.oak.plugins.memory.ModifiedNodeState.compareAgainstBaseState(ModifiedNodeState.java:335)
> at
> org.apache.jackrabbit.oak.spi.commit.EditorHook$EditorDiff.process(EditorHook.java:109)
> at
> org.apache.jackrabbit.oak.spi.commit.EditorHook.process(EditorHook.java:80)
> at
> org.apache.jackrabbit.oak.spi.commit.EditorHook.access$0(EditorHook.java:73)
> at
> org.apache.jackrabbit.oak.spi.commit.EditorHook$EditorDiff.childNodeAdded(EditorHook.java:163)
> at
> org.apache.jackrabbit.oak.plugins.memory.ModifiedNodeState.compareAgainstBaseState(ModifiedNodeState.java:335)
> at
> org.apache.jackrabbit.oak.spi.commit.EditorHook$EditorDiff.process(EditorHook.java:109)
> at
> org.apache.jackrabbit.oak.spi.commit.EditorHook.process(EditorHook.java:80)
> at
> org.apache.jackrabbit.oak.spi.commit.EditorHook.access$0(EditorHook.java:73)
> at
> org.apache.jackrabbit.oak.spi.commit.EditorHook$EditorDiff.childNodeChanged(EditorHook.java:176)
> at
> org.apache.jackrabbit.oak.plugins.memory.ModifiedNodeState.compareAgainstBaseState(ModifiedNodeState.java:337)
> at
> org.apache.jackrabbit.oak.spi.commit.EditorHook$EditorDiff.process(EditorHook.java:109)
> at
> org.apache.jackrabbit.oak.spi.commit.EditorHook.process(EditorHook.java:80)
> at
> org.apache.jackrabbit.oak.spi.commit.EditorHook.processCommit(EditorHook.java:54)
> at
> org.apache.jackrabbit.oak.spi.commit.CompositeHook.processCommit(CompositeHook.java:59)
> at
> org.apache.jackrabbit.oak.spi.commit.CompositeHook.processCommit(CompositeHook.java:59)
> at
> org.apache.jackrabbit.oak.kernel.KernelNodeStoreBranch.merge(KernelNodeStoreBranch.java:144)
> at org.apache.jackrabbit.oak.core.RootImpl$2.run(RootImpl.java:278)
> at org.apache.jackrabbit.oak.core.RootImpl$2.run(RootImpl.java:1)
> at java.security.AccessController.doPrivileged(Native Method)
> at javax.security.auth.Subject.doAs(Subject.java:337)
> at org.apache.jackrabbit.oak.core.RootImpl.commit(RootImpl.java:273)
> at
> org.apache.jackrabbit.oak.jcr.delegate.SessionDelegate.save(SessionDelegate.java:231)
> ... 5 more
> Caused by: javax.jcr.nodetype.ConstraintViolationException: Incorrect node
> type of child node nodeZ442730
> at
> org.apache.jackrabbit.oak.plugins.nodetype.TypeEditor.constraintViolation(TypeEditor.java:159)
> ... 41 more
> {code}
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