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From "Andrew Wang (JIRA)" <j...@apache.org>
Subject [jira] [Created] (HDFS-11389) Support rolling upgrade between 2.x and 3.x
Date Fri, 03 Feb 2017 19:34:51 GMT
Andrew Wang created HDFS-11389:

             Summary: Support rolling upgrade between 2.x and 3.x
                 Key: HDFS-11389
                 URL: https://issues.apache.org/jira/browse/HDFS-11389
             Project: Hadoop HDFS
          Issue Type: Task
          Components: rolling upgrades
    Affects Versions: 3.0.0-alpha2
            Reporter: Andrew Wang
            Assignee: Ray Chiang
            Priority: Blocker

Counterpart JIRA to HDFS-11096. We need to:

* examine YARN and MR's  JACC report for binary and source incompatibilities
* run the [PB differ|https://issues.apache.org/jira/browse/HDFS-11096?focusedCommentId=15816405&page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel#comment-15816405]
that Sean wrote for HDFS-11096 for the YARN PBs.
* sanity test some rolling upgrades between 2.x and 3.x. Ideally these are automated and something
we can run upstream.

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