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Date: Thu, 28 Apr 2011 23:12:03 +0000 (UTC)
From: "Jitendra Nath Pandey (JIRA)" <jira@apache.org>
To: mapreduce-issues@hadoop.apache.org
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Subject: [jira] [Resolved] (MAPREDUCE-2420) JobTracker should be able to
 renew delegation token over HTTP
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     [ https://issues.apache.org/jira/browse/MAPREDUCE-2420?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ]

Jitendra Nath Pandey resolved MAPREDUCE-2420.
---------------------------------------------

       Resolution: Fixed
    Fix Version/s: 0.23.0
     Hadoop Flags: [Reviewed]

> 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
>             Fix For: 0.23.0
>
>         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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