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Posted to mapreduce-issues@hadoop.apache.org by "Kousuke Saruta (JIRA)" <ji...@apache.org> on 2016/01/22 20:33:39 UTC

[jira] [Updated] (MAPREDUCE-6615) Remove useless boxing/unboxing code (Hadoop MapReduce)

     [ https://issues.apache.org/jira/browse/MAPREDUCE-6615?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ]

Kousuke Saruta updated MAPREDUCE-6615:
--------------------------------------
    Attachment: MAPREDUCE-6615.patch.0

I've attached the initial patch.

> Remove useless boxing/unboxing code (Hadoop MapReduce)
> ------------------------------------------------------
>
>                 Key: MAPREDUCE-6615
>                 URL: https://issues.apache.org/jira/browse/MAPREDUCE-6615
>             Project: Hadoop Map/Reduce
>          Issue Type: Improvement
>          Components: performance
>    Affects Versions: 3.0.0
>            Reporter: Kousuke Saruta
>            Assignee: Kousuke Saruta
>         Attachments: MAPREDUCE-6615.patch.0
>
>
> There are lots of places where useless boxing/unboxing occur.
> To avoid performance issue, let's remove them.



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