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From "Burak Yavuz (JIRA)" <j...@apache.org>
Subject [jira] [Updated] (SPARK-3280) Made sort-based shuffle the default implementation
Date Fri, 29 Aug 2014 05:09:08 GMT

     [ https://issues.apache.org/jira/browse/SPARK-3280?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
]

Burak Yavuz updated SPARK-3280:
-------------------------------

    Attachment: hash-sort-comp.png

> Made sort-based shuffle the default implementation
> --------------------------------------------------
>
>                 Key: SPARK-3280
>                 URL: https://issues.apache.org/jira/browse/SPARK-3280
>             Project: Spark
>          Issue Type: Improvement
>            Reporter: Reynold Xin
>            Assignee: Reynold Xin
>         Attachments: hash-sort-comp.png
>
>
> sort-based shuffle has lower memory usage and seems to outperform hash-based in almost
all of our testing.



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