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From "Kathleen Ting (Commented) (JIRA)" <j...@apache.org>
Subject [jira] [Commented] (HIVE-2667) org.apache.hadoop.hive.ql.exec.MapRedTask error message needs to be more specific
Date Mon, 16 Apr 2012 17:44:19 GMT

    [ https://issues.apache.org/jira/browse/HIVE-2667?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=13254832#comment-13254832
] 

Kathleen Ting commented on HIVE-2667:
-------------------------------------

@nago - as mentioned, emailing user@hive.apache.org is the correct forum for user questions.
                
> org.apache.hadoop.hive.ql.exec.MapRedTask error message needs to be more specific
> ---------------------------------------------------------------------------------
>
>                 Key: HIVE-2667
>                 URL: https://issues.apache.org/jira/browse/HIVE-2667
>             Project: Hive
>          Issue Type: Improvement
>    Affects Versions: 0.8.0
>            Reporter: Kathleen Ting
>
> Got opaque error message FAILED: Execution Error, return code 2 from org.apache.hadoop.hive.ql.exec.MapRedTask
which tedious trial and error deduced to be an MR misconfiguration on io.sort.mb, namely the
map buffer size was too small for the allocated child heap size.
> Would be helpful if the error message was more specific.

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