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From "Sean Owen (JIRA)" <j...@apache.org>
Subject [jira] [Commented] (SPARK-3292) Shuffle Tasks run indefinitely even though there's no inputs
Date Fri, 29 Aug 2014 04:22:09 GMT

    [ https://issues.apache.org/jira/browse/SPARK-3292?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=14114829#comment-14114829
] 

Sean Owen commented on SPARK-3292:
----------------------------------

Can you elaborate this? it's not clear whether you're reporting that the process hangs, runs
slowly, or creates too many files.

> Shuffle Tasks run indefinitely even though there's no inputs
> ------------------------------------------------------------
>
>                 Key: SPARK-3292
>                 URL: https://issues.apache.org/jira/browse/SPARK-3292
>             Project: Spark
>          Issue Type: Improvement
>          Components: Streaming
>    Affects Versions: 1.0.2
>            Reporter: guowei
>
> such as repartition groupby join and cogroup
> it's too expensive , for example if i want outputs save as hadoop file ,then many emtpy
file generate.



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