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Posted to mapreduce-issues@hadoop.apache.org by "Allen Wittenauer (JIRA)" <ji...@apache.org> on 2015/05/06 05:34:29 UTC

[jira] [Updated] (MAPREDUCE-4273) Make CombineFileInputFormat split result JDK independent

     [ https://issues.apache.org/jira/browse/MAPREDUCE-4273?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ]

Allen Wittenauer updated MAPREDUCE-4273:
----------------------------------------
    Labels: BB2015-05-TBR  (was: )

> Make CombineFileInputFormat split result JDK independent
> --------------------------------------------------------
>
>                 Key: MAPREDUCE-4273
>                 URL: https://issues.apache.org/jira/browse/MAPREDUCE-4273
>             Project: Hadoop Map/Reduce
>          Issue Type: Bug
>          Components: client
>    Affects Versions: 1.0.3
>            Reporter: Luke Lu
>            Assignee: Yu Gao
>              Labels: BB2015-05-TBR
>         Attachments: MAPREDUCE-4273-branch1-v2.patch, mapreduce-4273-branch-1.patch, mapreduce-4273-branch-2.patch, mapreduce-4273.patch
>
>
> The split result of CombineFileInputFormat depends on the iteration order of  nodeToBlocks and rackToBlocks hash maps, which makes the result HashMap implementation hence JDK dependent.
> This is manifested as TestCombineFileInputFormat failures on alternative JDKs.



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