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https://issues.apache.org/jira/browse/YARN-2613?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=14150185#comment-14150185
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Jian He commented on YARN-2613:
-------------------------------
Patch:
- Create a new NMProxy class for instantiating containerManageMentProxy with
retry implementation. And created a new common base ServerProxy class.
- Updated existing code to use the new NMProxy class
- Manually tested on a single node cluster. Submit a MR job and kill NM, MR job
will retry the NM.
> NMClient doesn't have retries for supporting rolling-upgrades
> -------------------------------------------------------------
>
> Key: YARN-2613
> URL: https://issues.apache.org/jira/browse/YARN-2613
> Project: Hadoop YARN
> Issue Type: Sub-task
> Reporter: Jian He
> Assignee: Jian He
> Attachments: YARN-2613.1.patch
>
>
> While NM is rolling upgrade, client should retry NM until it comes up. This
> jira is to add a NMProxy (similar to RMProxy) with retry implementation to
> support rolling upgrade.
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