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https://issues.apache.org/jira/browse/YARN-8734?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=16597711#comment-16597711
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Billie Rinaldi commented on YARN-8734:
--------------------------------------

Also, we should consider checking for cycles that would prevent both / multiple 
services from starting.

> Readiness check for remote service
> ----------------------------------
>
>                 Key: YARN-8734
>                 URL: https://issues.apache.org/jira/browse/YARN-8734
>             Project: Hadoop YARN
>          Issue Type: New Feature
>          Components: yarn-native-services
>            Reporter: Eric Yang
>            Priority: Major
>
> When a service is deploying, there can be remote service dependency.  It 
> would be nice to describe ZooKeeper as a dependent service, and the service 
> has reached a stable state, then deploy HBase.



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