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From "Krishna Ramachandran (JIRA)" <j...@apache.org>
Subject [jira] Updated: (MAPREDUCE-1699) JobHistory shouldn't be disabled for any reason
Date Tue, 08 Jun 2010 01:04:14 GMT

     [ https://issues.apache.org/jira/browse/MAPREDUCE-1699?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
]

Krishna Ramachandran updated MAPREDUCE-1699:
--------------------------------------------

    Status: Patch Available  (was: Open)

Revised patch based on  Chris review

> JobHistory shouldn't be disabled for any reason
> -----------------------------------------------
>
>                 Key: MAPREDUCE-1699
>                 URL: https://issues.apache.org/jira/browse/MAPREDUCE-1699
>             Project: Hadoop Map/Reduce
>          Issue Type: Bug
>          Components: jobtracker
>    Affects Versions: 0.20.2
>            Reporter: Arun C Murthy
>            Assignee: Krishna Ramachandran
>             Fix For: 0.20.3
>
>         Attachments: mapred-1699-1.patch, mapred-1699-2.patch, mapred-1699-3.patch, mapred-1699.patch
>
>
> Recently we have had issues with JobTracker silently disabling job-history and starting
to keep all completed jobs in memory. This leads to OOM on the JobTracker. We should never
do this.

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