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From "Amar Kamat (JIRA)" <j...@apache.org>
Subject [jira] Resolved: (MAPREDUCE-1540) Sometimes JobTracker holds stale refrence of JobInProgress even after Job gets retired
Date Fri, 26 Feb 2010 19:11:28 GMT

     [ https://issues.apache.org/jira/browse/MAPREDUCE-1540?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
]

Amar Kamat resolved MAPREDUCE-1540.
-----------------------------------

    Resolution: Cannot Reproduce

This doesnt occur in 0.20, 0.21 and trunk. 

> Sometimes JobTracker holds stale refrence of JobInProgress even after Job gets retired
> --------------------------------------------------------------------------------------
>
>                 Key: MAPREDUCE-1540
>                 URL: https://issues.apache.org/jira/browse/MAPREDUCE-1540
>             Project: Hadoop Map/Reduce
>          Issue Type: Bug
>          Components: jobtracker
>    Affects Versions: 0.20.2
>            Reporter: Karam Singh
>            Assignee: Amar Kamat
>
> Ran random writer, sort and sort validate job. Checked the jmap -histo:live and verified
that there is no reference of JobInProgress after Jobs are retired 
> Now submitter around 77  sleeps of around 10000 maps. then after 1 hr killed all the
job when jobs got retired. again checked jmap -histo:live  for JobInProgress for JT process
found 2 references were there.
> Found this while doing sanity testing of 1316

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