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From "Jitendra Nath Pandey (JIRA)" <j...@apache.org>
Subject [jira] [Commented] (MAPREDUCE-2420) JobTracker should be able to renew delegation token over HTTP
Date Thu, 28 Apr 2011 22:48:03 GMT

    [ https://issues.apache.org/jira/browse/MAPREDUCE-2420?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=13026749#comment-13026749
] 

Jitendra Nath Pandey commented on MAPREDUCE-2420:
-------------------------------------------------

+1 for the patch.

> JobTracker should be able to renew delegation token over HTTP
> -------------------------------------------------------------
>
>                 Key: MAPREDUCE-2420
>                 URL: https://issues.apache.org/jira/browse/MAPREDUCE-2420
>             Project: Hadoop Map/Reduce
>          Issue Type: Bug
>    Affects Versions: 0.20.4
>            Reporter: Boris Shkolnik
>            Assignee: Boris Shkolnik
>         Attachments: MR-2420-1.patch, MR-2420.22-1.patch, MR-2420.22-2.patch, MR-2420.patch,
MR2420-2.patch, MR2420-3.patch
>
>
> in case JobTracker has to talk to a NameNode running a different version (RPC version
mismatch), Jobtracker should be able to fall back to HTTP renewal.
> Example of the case - running distcp between different versions using hfpt.

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