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https://issues.apache.org/jira/browse/YARN-6840?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=16092405#comment-16092405
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Daniel Templeton commented on YARN-6840:
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Are you sure that's a good idea? We're already abusing ZK pretty badly with
the amount of junk we cram in there as is. Zookeeper is pretty clear in the
docs that it should not be used as a general purpose data store.
> Leverage RMStateStore to store scheduler configuration updates
> --------------------------------------------------------------
>
> Key: YARN-6840
> URL: https://issues.apache.org/jira/browse/YARN-6840
> Project: Hadoop YARN
> Issue Type: Sub-task
> Reporter: Wangda Tan
>
> With this change, user doesn't have to setup separate storage system (like
> LevelDB) to store updates of scheduler configs. And dynamic queue can be used
> when RM HA is enabled.
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