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https://issues.apache.org/jira/browse/YARN-6142?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
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Ray Chiang resolved YARN-6142.
------------------------------
Resolution: Information Provided
Fix Version/s: 3.0.0
Protobuf and JACC analysis done. Will continue rolling upgrade reviews at
HDFS-11096.
> Support rolling upgrade between 2.x and 3.x
> -------------------------------------------
>
> Key: YARN-6142
> URL: https://issues.apache.org/jira/browse/YARN-6142
> Project: Hadoop YARN
> Issue Type: Task
> Components: rolling upgrade
> Affects Versions: 3.0.0-alpha2
> Reporter: Andrew Wang
> Assignee: Ray Chiang
> Priority: Blocker
> Fix For: 3.0.0
>
>
> 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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