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Posted to issues@tez.apache.org by "Tsuyoshi Ozawa (JIRA)" <ji...@apache.org> on 2015/07/25 02:56:04 UTC

[jira] [Updated] (TEZ-2607) SIMD-based bitonic merge sorting

     [ https://issues.apache.org/jira/browse/TEZ-2607?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ]

Tsuyoshi Ozawa updated TEZ-2607:
--------------------------------
    Attachment: map_phase.png

Attaching a result of profiling with Terasort. Sorting is still sometimes bottleneck of MR jobs.

> SIMD-based bitonic merge sorting
> --------------------------------
>
>                 Key: TEZ-2607
>                 URL: https://issues.apache.org/jira/browse/TEZ-2607
>             Project: Apache Tez
>          Issue Type: Sub-task
>            Reporter: Tsuyoshi Ozawa
>            Assignee: Tsuyoshi Ozawa
>         Attachments: map_phase.png
>
>




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