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Posted to issues@flink.apache.org by "ASF GitHub Bot (JIRA)" <ji...@apache.org> on 2014/10/17 15:53:34 UTC

[jira] [Commented] (FLINK-1170) Localization of InputSplits is not working properly

    [ https://issues.apache.org/jira/browse/FLINK-1170?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=14175061#comment-14175061 ] 

ASF GitHub Bot commented on FLINK-1170:
---------------------------------------

GitHub user rmetzger opened a pull request:

    https://github.com/apache/incubator-flink/pull/158

    [FLINK-1170] Fix faulty input split localization

    Pass hostname to split assigner
    Avoid clashes by only using the first component of the fully qualified hostname

You can merge this pull request into a Git repository by running:

    $ git pull https://github.com/rmetzger/incubator-flink localizableInputSplitAssignment

Alternatively you can review and apply these changes as the patch at:

    https://github.com/apache/incubator-flink/pull/158.patch

To close this pull request, make a commit to your master/trunk branch
with (at least) the following in the commit message:

    This closes #158
    
----
commit 8896b091c2c707f4df331f7f40a89375e2f6f02d
Author: Robert Metzger <rm...@apache.org>
Date:   2014-10-17T08:58:15Z

    [FLINK-1170] Fix faulty input split localization
    Pass hostname to split assigner
    Avoid clashes by only using the first component of the fully qualified hostname

----


> Localization of InputSplits is not working properly
> ---------------------------------------------------
>
>                 Key: FLINK-1170
>                 URL: https://issues.apache.org/jira/browse/FLINK-1170
>             Project: Flink
>          Issue Type: Bug
>          Components: Distributed Runtime
>            Reporter: Robert Metzger
>            Assignee: Robert Metzger
>
> While running some benchmarks, I found that Flink is not properly assigning the InputSplits.
> On my testing cluster, ALL splits were assigned to remote HDFS DataNodes, which causes a lot of network I/O.



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