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From "Alejandro Abdelnur (JIRA)" <j...@apache.org>
Subject [jira] [Commented] (MAPREDUCE-4205) retrofit all JVM shutdown hooks to use ShutdownHookManager
Date Thu, 03 May 2012 04:04:07 GMT

    [ https://issues.apache.org/jira/browse/MAPREDUCE-4205?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=13267159#comment-13267159
] 

Alejandro Abdelnur commented on MAPREDUCE-4205:
-----------------------------------------------

i've just tried applying it on trunk's HEAD and didn't complain at all

{code}
curl https://issues.apache.org/jira/secure/attachment/12524918/MAPREDUCE-4205.patch |patch
-p0
{code}

                
> retrofit all JVM shutdown hooks to use ShutdownHookManager
> ----------------------------------------------------------
>
>                 Key: MAPREDUCE-4205
>                 URL: https://issues.apache.org/jira/browse/MAPREDUCE-4205
>             Project: Hadoop Map/Reduce
>          Issue Type: Improvement
>          Components: mrv2
>    Affects Versions: 2.0.0
>            Reporter: Alejandro Abdelnur
>            Assignee: Alejandro Abdelnur
>             Fix For: 2.0.0
>
>         Attachments: MAPREDUCE-4205.patch
>
>
> to avoid JVM shutdownhook race conditions, all shutdown hooks should be retrofitted to
use ShutdownHookManager (HADOOP-8325)

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