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https://issues.apache.org/jira/browse/MAPREDUCE-1497?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=12834230#action_12834230
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Hadoop QA commented on MAPREDUCE-1497:
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+1 overall. Here are the results of testing the latest attachment
http://issues.apache.org/jira/secure/attachment/12435966/patch-1497.txt
against trunk revision 910465.
+1 @author. The patch does not contain any @author tags.
+1 tests included. The patch appears to include 3 new or modified tests.
+1 javadoc. The javadoc tool did not generate any warning messages.
+1 javac. The applied patch does not increase the total number of javac
compiler warnings.
+1 findbugs. The patch does not introduce any new Findbugs warnings.
+1 release audit. The applied patch does not increase the total number of
release audit warnings.
+1 core tests. The patch passed core unit tests.
+1 contrib tests. The patch passed contrib unit tests.
Test results:
http://hudson.zones.apache.org/hudson/job/Mapreduce-Patch-h6.grid.sp2.yahoo.net/456/testReport/
Findbugs warnings:
http://hudson.zones.apache.org/hudson/job/Mapreduce-Patch-h6.grid.sp2.yahoo.net/456/artifact/trunk/build/test/findbugs/newPatchFindbugsWarnings.html
Checkstyle results:
http://hudson.zones.apache.org/hudson/job/Mapreduce-Patch-h6.grid.sp2.yahoo.net/456/artifact/trunk/build/test/checkstyle-errors.html
Console output:
http://hudson.zones.apache.org/hudson/job/Mapreduce-Patch-h6.grid.sp2.yahoo.net/456/console
This message is automatically generated.
> 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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