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https://issues.apache.org/jira/browse/MAPREDUCE-1153?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=12772462#action_12772462
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Hudson commented on MAPREDUCE-1153:
-----------------------------------
Integrated in Hadoop-Mapreduce-trunk-Commit #103 (See
[http://hudson.zones.apache.org/hudson/job/Hadoop-Mapreduce-trunk-Commit/103/])
. Fix tasktracker metrics when trackers are decommissioned. Contributed by
Sharad Agarwal.
> Metrics counting tasktrackers and blacklisted tasktrackers are not updated
> when trackers are decommissioned.
> ------------------------------------------------------------------------------------------------------------
>
> Key: MAPREDUCE-1153
> URL: https://issues.apache.org/jira/browse/MAPREDUCE-1153
> Project: Hadoop Map/Reduce
> Issue Type: Bug
> Components: jobtracker
> Affects Versions: 0.22.0
> Reporter: Hemanth Yamijala
> Assignee: Sharad Agarwal
> Fix For: 0.22.0
>
> Attachments: 1153.patch
>
>
> MAPREDUCE-1103 added instrumentation on the jobtracker to count the number of
> actual, blacklisted and decommissioned tasktrackers. When a tracker is
> decommissioned, the tasktracker count or the blacklisted tracker count is not
> decremented.
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