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Posted to common-dev@hadoop.apache.org by "Doug Cutting (JIRA)" <ji...@apache.org> on 2006/06/06 01:09:13 UTC

[jira] Closed: (HADOOP-262) the reduce tasks do not report progress if they the map output locations is empty.

     [ http://issues.apache.org/jira/browse/HADOOP-262?page=all ]
     
Doug Cutting closed HADOOP-262:
-------------------------------


> the reduce tasks do not report progress if they the map output locations is empty.
> ----------------------------------------------------------------------------------
>
>          Key: HADOOP-262
>          URL: http://issues.apache.org/jira/browse/HADOOP-262
>      Project: Hadoop
>         Type: Bug

>   Components: mapred
>     Versions: 0.3.0
>     Reporter: Mahadev konar
>     Assignee: Mahadev konar
>      Fix For: 0.3.1
>  Attachments: reduce_sleep.patch
>
> The ReduceTaskRunner should report progress even if the number of ouput locations to copy is empty. In case, the last few maps are running on a tasktracker that goes down, all the reduce tasks waiting for these mapoutputs would fail.

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