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Posted to mapreduce-issues@hadoop.apache.org by "Jason Lowe (JIRA)" <ji...@apache.org> on 2013/06/19 15:16:20 UTC

[jira] [Created] (MAPREDUCE-5332) Support token-preserving restart of history server

Jason Lowe created MAPREDUCE-5332:
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             Summary: Support token-preserving restart of history server
                 Key: MAPREDUCE-5332
                 URL: https://issues.apache.org/jira/browse/MAPREDUCE-5332
             Project: Hadoop Map/Reduce
          Issue Type: New Feature
          Components: jobhistoryserver
            Reporter: Jason Lowe


To better support rolling upgrades through a cluster, the history server needs the ability to restart without losing track of delegation tokens.

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