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From "Hudson (JIRA)" <j...@apache.org>
Subject [jira] [Commented] (GIRAPH-393) Number of input split threads should always be >= 1
Date Wed, 31 Oct 2012 07:41:13 GMT

    [ https://issues.apache.org/jira/browse/GIRAPH-393?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=13487602#comment-13487602
] 

Hudson commented on GIRAPH-393:
-------------------------------

Integrated in Giraph-trunk-Commit #259 (See [https://builds.apache.org/job/Giraph-trunk-Commit/259/])
    GIRAPH-393: Number of input split threads should always be >= 1
(aching) (Revision 1403957)

     Result = SUCCESS
aching : http://svn.apache.org/viewcvs.cgi/?root=Apache-SVN&view=rev&rev=1403957
Files : 
* /giraph/trunk/CHANGELOG
* /giraph/trunk/giraph/src/main/java/org/apache/giraph/graph/BspServiceWorker.java

                
> Number of input split threads should always be >= 1
> ---------------------------------------------------
>
>                 Key: GIRAPH-393
>                 URL: https://issues.apache.org/jira/browse/GIRAPH-393
>             Project: Giraph
>          Issue Type: Bug
>            Reporter: Alessandro Presta
>            Assignee: Alessandro Presta
>         Attachments: GIRAPH-393.patch
>
>
> When the number of input splits is less than the number of workers, integer division
in the following snippet means we end up with 0:
> {code}
> int maxInputSplitThreads =
>         inputSplitPathList.size() / getConfiguration().getMaxWorkers();
>     int numThreads =
>         Math.min(getConfiguration().getNumInputSplitsThreads(),
>             maxInputSplitThreads);
> {code}

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