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From "Hudson (JIRA)" <j...@apache.org>
Subject [jira] [Commented] (HIVE-5350) Cleanup exception handling around parallel orderby
Date Thu, 24 Oct 2013 03:17:49 GMT

    [ https://issues.apache.org/jira/browse/HIVE-5350?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=13803699#comment-13803699
] 

Hudson commented on HIVE-5350:
------------------------------

FAILURE: Integrated in Hive-trunk-h0.21 #2417 (See [https://builds.apache.org/job/Hive-trunk-h0.21/2417/])
HIVE-5350 - Cleanup exception handling around parallel orderby (Navis via Brock Noland) (brock:
http://svn.apache.org/viewcvs.cgi/?root=Apache-SVN&view=rev&rev=1535045)
* /hive/trunk/ql/src/java/org/apache/hadoop/hive/ql/exec/PartitionKeySampler.java
* /hive/trunk/ql/src/java/org/apache/hadoop/hive/ql/exec/mr/ExecDriver.java


> Cleanup exception handling around parallel orderby
> --------------------------------------------------
>
>                 Key: HIVE-5350
>                 URL: https://issues.apache.org/jira/browse/HIVE-5350
>             Project: Hive
>          Issue Type: Bug
>            Reporter: Brock Noland
>            Assignee: Navis
>            Priority: Minor
>             Fix For: 0.13.0
>
>         Attachments: D13617.1.patch
>
>
> I think we should log the message to the console and the full exception to the log:
> ExecDriver:
> {noformat}
>         try {
>           handleSampling(driverContext, mWork, job, conf);
>           job.setPartitionerClass(HiveTotalOrderPartitioner.class);
>         } catch (Exception e) {
>           console.printInfo("Not enough sampling data.. Rolling back to single reducer
task");
>           rWork.setNumReduceTasks(1);
>           job.setNumReduceTasks(1);
>         }
> {noformat}



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