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Posted to mapreduce-issues@hadoop.apache.org by "Aaron T. Myers (JIRA)" <ji...@apache.org> on 2011/07/06 03:22:16 UTC

[jira] [Commented] (MAPREDUCE-2373) When tasks exit with a nonzero exit status, task runner should log the stderr as well as stdout

    [ https://issues.apache.org/jira/browse/MAPREDUCE-2373?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=13060228#comment-13060228 ] 

Aaron T. Myers commented on MAPREDUCE-2373:
-------------------------------------------

The amendment patch looks good, Todd. Thanks for doing that.

> When tasks exit with a nonzero exit status, task runner should log the stderr as well as stdout
> -----------------------------------------------------------------------------------------------
>
>                 Key: MAPREDUCE-2373
>                 URL: https://issues.apache.org/jira/browse/MAPREDUCE-2373
>             Project: Hadoop Map/Reduce
>          Issue Type: Improvement
>    Affects Versions: 0.22.0
>            Reporter: Todd Lipcon
>            Assignee: Todd Lipcon
>             Fix For: 0.22.0
>
>         Attachments: mapreduce-2373-on-20sec.txt, mr-2373-amendment.txt
>
>
> Currently, if the taskjvm.sh script fails to exec java for some reason, it prints its error message to stderr. This doesn't make it to the logs anywhere. Logging the stderr is very useful to understand why taskjvm.sh failed to start the Child jvm.

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