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From "Vitaly Brodetskyi (JIRA)" <j...@apache.org>
Subject [jira] [Updated] (AMBARI-12217) Distributed shell app in Yarn service check may be slow
Date Tue, 30 Jun 2015 14:23:04 GMT

     [ https://issues.apache.org/jira/browse/AMBARI-12217?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
]

Vitaly Brodetskyi updated AMBARI-12217:
---------------------------------------
    Attachment: AMBARI-12217.patch

> Distributed shell app in Yarn service check may be slow
> -------------------------------------------------------
>
>                 Key: AMBARI-12217
>                 URL: https://issues.apache.org/jira/browse/AMBARI-12217
>             Project: Ambari
>          Issue Type: Bug
>          Components: ambari-server
>    Affects Versions: 2.1.0
>            Reporter: Vitaly Brodetskyi
>            Assignee: Vitaly Brodetskyi
>            Priority: Critical
>             Fix For: 2.1.0
>
>         Attachments: AMBARI-12217.patch
>
>
> Yarn service check today runs a distributed shell application with num_containers = num_nodes_in_cluster.
This could be a problem on production cluster because the num_nodes could be very large, therefore
the service check may run slow. 
> We may just change it back to launch 1 container.



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