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https://issues.apache.org/jira/browse/MAPREDUCE-5757?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
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Jason Lowe updated MAPREDUCE-5757:
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Attachment: MAPREDUCE-5757.patch
Patch to always lock the object rather than the class. Don't know of an easy
way to unit test this.
> ConcurrentModificationException in JobControl.toList
> ----------------------------------------------------
>
> Key: MAPREDUCE-5757
> URL: https://issues.apache.org/jira/browse/MAPREDUCE-5757
> Project: Hadoop Map/Reduce
> Issue Type: Bug
> Components: client
> Affects Versions: 0.23.10, 2.2.0
> Reporter: Jason Lowe
> Assignee: Jason Lowe
> Attachments: MAPREDUCE-5757.patch
>
>
> Despite having the fix for MAPREDUCE-5513 we saw another
> ConcurrencyModificationException in JobControl, so something there still
> isn't fixed.
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