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From "Bhallamudi Venkata Siva Kamesh (Commented) (JIRA)" <j...@apache.org>
Subject [jira] [Commented] (MAPREDUCE-3494) The RM should handle the graceful shutdown of the NM.
Date Mon, 26 Dec 2011 18:50:30 GMT

    [ https://issues.apache.org/jira/browse/MAPREDUCE-3494?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=13175991#comment-13175991
] 

Bhallamudi Venkata Siva Kamesh commented on MAPREDUCE-3494:
-----------------------------------------------------------

Hi Devraj,
 I think while unregistering NodeManager from RM, we should also remove the corresponding
entry from NMLivelinessMonitor. 
 Is this patch handle this? or it is not required?
                
> The RM should handle the graceful shutdown of the NM.
> -----------------------------------------------------
>
>                 Key: MAPREDUCE-3494
>                 URL: https://issues.apache.org/jira/browse/MAPREDUCE-3494
>             Project: Hadoop Map/Reduce
>          Issue Type: Bug
>          Components: nodemanager, resourcemanager
>            Reporter: Ravi Teja Ch N V
>            Assignee: Devaraj K
>         Attachments: MAPREDUCE-3494.1.patch, MAPREDUCE-3494.patch
>
>
> Instead of waiting for the NM expiry, RM should remove and handle the NM, which is shutdown
gracefully.

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