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From "Sanjay Dahiya (JIRA)" <j...@apache.org>
Subject [jira] Work started: (HADOOP-578) Failed tasks should not be put at the end of the job tracker's queue
Date Thu, 19 Oct 2006 17:45:42 GMT
     [ http://issues.apache.org/jira/browse/HADOOP-578?page=all ]

Work on HADOOP-578 started by Sanjay Dahiya.

> Failed tasks should not be put at the end of the job tracker's queue
> --------------------------------------------------------------------
>
>                 Key: HADOOP-578
>                 URL: http://issues.apache.org/jira/browse/HADOOP-578
>             Project: Hadoop
>          Issue Type: Improvement
>          Components: mapred
>    Affects Versions: 0.6.2
>            Reporter: Owen O'Malley
>         Assigned To: Sanjay Dahiya
>
> This functionality was basically a workaround for other problems, which have been fixed.
The impact of putting them at the end of the work queue is that if you have 100,000 maps,
and the Mapper fails deterministically, you'll run 300,000+ attempts before your job is killed.

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