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From "Hadoop QA (JIRA)" <j...@apache.org>
Subject [jira] Commented: (PIG-1258) [zebra] Number of sorted input splits is unusually high
Date Fri, 19 Mar 2010 07:51:27 GMT

    [ https://issues.apache.org/jira/browse/PIG-1258?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=12847260#action_12847260

Hadoop QA commented on PIG-1258:

-1 overall.  Here are the results of testing the latest attachment 
  against trunk revision 925034.

    +1 @author.  The patch does not contain any @author tags.

    +1 tests included.  The patch appears to include 9 new or modified tests.

    +1 javadoc.  The javadoc tool did not generate any warning messages.

    +1 javac.  The applied patch does not increase the total number of javac compiler warnings.

    +1 findbugs.  The patch does not introduce any new Findbugs warnings.

    +1 release audit.  The applied patch does not increase the total number of release audit

    -1 core tests.  The patch failed core unit tests.

    +1 contrib tests.  The patch passed contrib unit tests.

Test results: http://hudson.zones.apache.org/hudson/job/Pig-Patch-h7.grid.sp2.yahoo.net/244/testReport/
Findbugs warnings: http://hudson.zones.apache.org/hudson/job/Pig-Patch-h7.grid.sp2.yahoo.net/244/artifact/trunk/build/test/findbugs/newPatchFindbugsWarnings.html
Console output: http://hudson.zones.apache.org/hudson/job/Pig-Patch-h7.grid.sp2.yahoo.net/244/console

This message is automatically generated.

> [zebra] Number of sorted input splits is unusually high
> -------------------------------------------------------
>                 Key: PIG-1258
>                 URL: https://issues.apache.org/jira/browse/PIG-1258
>             Project: Pig
>          Issue Type: Bug
>    Affects Versions: 0.6.0
>            Reporter: Yan Zhou
>         Attachments: PIG-1258.patch
> Number of sorted input splits is unusually high if the projections are on multiple column
groups, or a union of tables, or column group(s) that hold many small tfiles. In one test,
the number is about 100 times bigger that from unsorted input splits on the same input tables.

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