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Posted to yarn-issues@hadoop.apache.org by "Giovanni Matteo Fumarola (JIRA)" <ji...@apache.org> on 2015/12/18 02:59:46 UTC

[jira] [Updated] (YARN-4470) Application Master in-place upgrade

     [ https://issues.apache.org/jira/browse/YARN-4470?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ]

Giovanni Matteo Fumarola updated YARN-4470:
-------------------------------------------
    Attachment: AM in-place upgrade design. rev1.pdf

> Application Master in-place upgrade
> -----------------------------------
>
>                 Key: YARN-4470
>                 URL: https://issues.apache.org/jira/browse/YARN-4470
>             Project: Hadoop YARN
>          Issue Type: New Feature
>          Components: resourcemanager
>            Reporter: Giovanni Matteo Fumarola
>            Assignee: Giovanni Matteo Fumarola
>         Attachments: AM in-place upgrade design. rev1.pdf
>
>
> It would be nice if clients could ask for an AM in-place upgrade.
> It will give to YARN the possibility to upgrade the AM, without losing the work
> done within its containers. This allows to deploy bug-fixes and new versions of the AM incurring in long service downtimes.



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