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