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https://issues.apache.org/jira/browse/HADOOP-3462?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=12622094#action_12622094
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Owen O'Malley commented on HADOOP-3462:
---------------------------------------

I'm sorry to be coming in so late on this one, but I think the fix for this is 
much worse than the problem. We could easily end up with *stuck* jobs that 
never finish and never fail. That is much worse than having jobs fail. I think 
we need to find another way to address the observed problem, such as keeping 
black lists between jobs. I'm just worried that any implementation of this 
request will make the system less stable and that isn't ok.

> reduce task failures during shuffling should not count against number of 
> retry attempts
> ---------------------------------------------------------------------------------------
>
>                 Key: HADOOP-3462
>                 URL: https://issues.apache.org/jira/browse/HADOOP-3462
>             Project: Hadoop Core
>          Issue Type: Bug
>          Components: mapred
>    Affects Versions: 0.16.3
>            Reporter: Christian Kunz
>            Assignee: Amareshwari Sriramadasu
>             Fix For: 0.19.0
>
>         Attachments: patch-3462.txt, patch-3462.txt, patch-3462.txt, 
> patch-3462.txt, patch-3462.txt, patch-3462.txt
>
>


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