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https://issues.apache.org/jira/browse/MAPREDUCE-4227?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=13270040#comment-13270040
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Ravi Prakash commented on MAPREDUCE-4227:
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I ran test-patch:
{noformat}
-1 overall.
+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 appears to introduce 8 new Findbugs (version 1.3.9)
warnings.
{noformat}
The findbugs warning is spurious. We've been through this before
https://issues.apache.org/jira/browse/MAPREDUCE-4088?focusedCommentId=13263990&page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel#comment-13263990
.
> TimeWindow statistics are not updated for TaskTrackers which have been
> restarted.
> ---------------------------------------------------------------------------------
>
> Key: MAPREDUCE-4227
> URL: https://issues.apache.org/jira/browse/MAPREDUCE-4227
> Project: Hadoop Map/Reduce
> Issue Type: Bug
> Affects Versions: 0.20.205.0
> Reporter: Ravi Prakash
> Assignee: Ravi Prakash
> Attachments: MAPREDUCE-4227.branch-1.patch
>
>
> Whenever a TaskTracker is restarted after the JobTracker has been running for
> a while (an hour / day maybe), the TimeWindow statistics on the JobTracker
> Active nodes page are stuck at 0.
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