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Posted to dev@apex.apache.org by "Thomas Weise (JIRA)" <ji...@apache.org> on 2016/04/10 21:58:25 UTC

[jira] [Issue Comment Deleted] (APEXCORE-426) Support work preserving AM recovery

     [ https://issues.apache.org/jira/browse/APEXCORE-426?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ]

Thomas Weise updated APEXCORE-426:
----------------------------------
    Comment: was deleted

(was: Please don't send mails

)

> Support work preserving AM recovery
> -----------------------------------
>
>                 Key: APEXCORE-426
>                 URL: https://issues.apache.org/jira/browse/APEXCORE-426
>             Project: Apache Apex Core
>          Issue Type: Improvement
>            Reporter: Thomas Weise
>
> On app master failure, the streaming containers should continue running. 
> As of 2.2, YARN will automatically terminate all containers and the replacement app master will relaunch them. Once we move to a newer minimum Hadoop version, we should leverage work preserving restart.
> The mechanism in Apex containers to locate the new master process are already in place.
>  



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