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From "Thomas Graves (JIRA)" <j...@apache.org>
Subject [jira] [Assigned] (SPARK-1239) Don't fetch all map output statuses at each reducer during shuffles
Date Thu, 28 Jan 2016 14:47:39 GMT

     [ https://issues.apache.org/jira/browse/SPARK-1239?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
]

Thomas Graves reassigned SPARK-1239:
------------------------------------

    Assignee: Thomas Graves

> Don't fetch all map output statuses at each reducer during shuffles
> -------------------------------------------------------------------
>
>                 Key: SPARK-1239
>                 URL: https://issues.apache.org/jira/browse/SPARK-1239
>             Project: Spark
>          Issue Type: Improvement
>          Components: Shuffle, Spark Core
>    Affects Versions: 1.0.2, 1.1.0
>            Reporter: Patrick Wendell
>            Assignee: Thomas Graves
>
> Instead we should modify the way we fetch map output statuses to take both a mapper and
a reducer - or we should just piggyback the statuses on each task. 



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