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https://issues.apache.org/jira/browse/YARN-1125?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=13848647#comment-13848647
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Bikas Saha commented on YARN-1125:
----------------------------------

We probably need to do this on a case by case basis determined by the amount of 
effort needed vs the gains from a clean stop. [~kkambatl] reports that his 
experiments have not shown any memory leaks in the current approach of deleting 
all components.

> Add shutdown support to non-service RM components
> -------------------------------------------------
>
>                 Key: YARN-1125
>                 URL: https://issues.apache.org/jira/browse/YARN-1125
>             Project: Hadoop YARN
>          Issue Type: Sub-task
>          Components: resourcemanager
>    Affects Versions: 2.1.0-beta
>            Reporter: Karthik Kambatla
>            Assignee: Xuan Gong
>
> The ResourceManager has certain non-service components like the Scheduler. 
> While transitioning to standby, these components should be completely turned 
> off. 



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