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From "Vivek Ratnavel Subramanian (JIRA)" <j...@apache.org>
Subject [jira] [Updated] (AMBARI-19859) The user must be clearly communicated about YARN pre-emption requirements when Hive LLAP is enabled
Date Fri, 03 Feb 2017 03:45:51 GMT

     [ https://issues.apache.org/jira/browse/AMBARI-19859?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
]

Vivek Ratnavel Subramanian updated AMBARI-19859:
------------------------------------------------
    Attachment: AMBARI-19859.v1.patch

> The user must be clearly communicated about YARN pre-emption requirements when Hive LLAP
is enabled
> ---------------------------------------------------------------------------------------------------
>
>                 Key: AMBARI-19859
>                 URL: https://issues.apache.org/jira/browse/AMBARI-19859
>             Project: Ambari
>          Issue Type: Bug
>          Components: ambari-web
>    Affects Versions: 2.5.0
>            Reporter: Vivek Ratnavel Subramanian
>            Assignee: Vivek Ratnavel Subramanian
>             Fix For: 2.5.0
>
>         Attachments: AMBARI-19859.v0.patch, AMBARI-19859.v1.patch, Ambari   c1.png, Screen
Shot 2017-02-02 at 7.02.45 PM.png
>
>
> Capacity Scheduler preemption is not enabled by default in HDP. Enabling it affects the
entire cluster. But it is strongly recommended to enable YARN pre-emption before enabling
Hive LLAP. The user needs to be warned about this before enabling Interactive Query in Hive
configs page.



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