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https://issues.apache.org/jira/browse/CASSANDRA-3400?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=13135297#comment-13135297
]
Hudson commented on CASSANDRA-3400:
-----------------------------------
Integrated in Cassandra-0.8 #388 (See
[https://builds.apache.org/job/Cassandra-0.8/388/])
Fix race in AntiEntropyService
patch by slebresne; reviewed by jbellis for CASSANDRA-3400
slebresne :
http://svn.apache.org/viewcvs.cgi/?root=Apache-SVN&view=rev&rev=1188740
Files :
* /cassandra/branches/cassandra-0.8/CHANGES.txt
*
/cassandra/branches/cassandra-0.8/src/java/org/apache/cassandra/service/AntiEntropyService.java
> ConcurrentModificationException during nodetool repair
> ------------------------------------------------------
>
> Key: CASSANDRA-3400
> URL: https://issues.apache.org/jira/browse/CASSANDRA-3400
> Project: Cassandra
> Issue Type: Bug
> Components: Core
> Affects Versions: 0.8.7, 1.0.0
> Environment: Suse Enterprise linux 11.4
> Reporter: Scott Fines
> Assignee: Sylvain Lebresne
> Priority: Minor
> Fix For: 0.8.8, 1.0.1
>
> Attachments: 3400.patch
>
>
> When running a nodetool repair, the following exception can be thrown:
> ERROR [AntiEntropySessions:12] 2011-10-24 11:17:52,154
> AbstractCassandraDaemon.java (line 139) Fatal exception in thread
> Thread[AntiEntropySessions:12,5,RMI Runtime]
> java.lang.RuntimeException: java.util.ConcurrentModificationException
> at org.apache.cassandra.utils.WrappedRunnable.run(WrappedRunnable.java:34)
> at java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:441)
> at java.util.concurrent.FutureTask$Sync.innerRun(FutureTask.java:303)
> at java.util.concurrent.FutureTask.run(FutureTask.java:138)
> 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:619)
> Caused by: java.util.ConcurrentModificationException
> at java.util.HashMap$HashIterator.nextEntry(HashMap.java:793)
> at java.util.HashMap$KeyIterator.next(HashMap.java:828)
> at
> org.apache.cassandra.service.AntiEntropyService$RepairSession$RepairJob.sendTreeRequests(AntiEntropyService.java:784)
> at
> org.apache.cassandra.service.AntiEntropyService$RepairSession.runMayThrow(AntiEntropyService.java:680)
> at org.apache.cassandra.utils.WrappedRunnable.run(WrappedRunnable.java:30)
> ... 6 more
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