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https://issues.apache.org/jira/browse/YARN-6061?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=15805654#comment-15805654
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Devaraj K commented on YARN-6061:
---------------------------------

Should not handle this?
https://github.com/apache/hadoop/blob/trunk/hadoop-yarn-project/hadoop-yarn/hadoop-yarn-server/hadoop-yarn-server-resourcemanager/src/main/java/org/apache/hadoop/yarn/server/resourcemanager/ResourceManager.java#L1378

> Add a customized uncaughtexceptionhandler for fair scheduler
> ------------------------------------------------------------
>
>                 Key: YARN-6061
>                 URL: https://issues.apache.org/jira/browse/YARN-6061
>             Project: Hadoop YARN
>          Issue Type: Improvement
>          Components: fairscheduler, yarn
>            Reporter: Yufei Gu
>            Assignee: Yufei Gu
>              Labels: fairscheduler
>
> There are several threads in fair scheduler. The thread will quit when there 
> is a runtime exception inside it. We should bring down the RM when that 
> happens. Otherwise, there may be some weird behavior in RM. 



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