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https://issues.apache.org/jira/browse/HADOOP-10090?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=13825516#comment-13825516
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Luke Lu commented on HADOOP-10090:
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bq. doing only the backport is not enough, the bug from this Jira will remain.
I must be missing something obvious. Why would the bug remain if lastRecs
always contains a complete snapshot?
> Jobtracker metrics not updated properly after execution of a mapreduce job
> --------------------------------------------------------------------------
>
> Key: HADOOP-10090
> URL: https://issues.apache.org/jira/browse/HADOOP-10090
> Project: Hadoop Common
> Issue Type: Bug
> Components: metrics
> Affects Versions: 1.2.1
> Reporter: Ivan Mitic
> Assignee: Ivan Mitic
> Attachments: HADOOP-10090.branch-1.2.patch,
> HADOOP-10090.branch-1.3.patch, HADOOP-10090.branch-1.patch, OneBoxRepro.png
>
>
> After executing a wordcount mapreduce sample job, jobtracker metrics are not
> updated properly. Often times the response from the jobtracker has higher
> number of job_completed than job_submitted (for example 8 jobs completed and
> 7 jobs submitted).
> Issue reported by Toma Paunovic.
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