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https://issues.apache.org/jira/browse/MAPREDUCE-1497?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
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Amareshwari Sriramadasu updated MAPREDUCE-1497:
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Attachment: patch-1497.txt
If it is thread-safe, I think we can suppress the findbugs warning for
inconsistent synchronization of IndexCache.
Attaching patch doing the same.
> TaskTracker.indexCache is incorrectly synchronized
> --------------------------------------------------
>
> Key: MAPREDUCE-1497
> URL: https://issues.apache.org/jira/browse/MAPREDUCE-1497
> Project: Hadoop Map/Reduce
> Issue Type: Bug
> Components: tasktracker
> Reporter: Amareshwari Sriramadasu
> Fix For: 0.22.0
>
> Attachments: patch-1497.txt
>
>
> TaskTracker.indexCache is incorrectly synchronized.
> It is not accessed synchronously from MapOutputServlet.doGet,
> TaskCleanupThread and TaskTracker.killOverflowingTasks() method. Other
> callers access it synchronously.
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