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https://issues.apache.org/jira/browse/YARN-6815?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
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Subru Krishnan updated YARN-6815:
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Attachment: YARN-6815-YARN-2915.v2.patch
Suppressing the spurious whitespace checkstyle warning.
> [Bug] FederationStateStoreFacade return behavior should be consistent
> irrespective of whether caching is enabled or not
> -----------------------------------------------------------------------------------------------------------------------
>
> Key: YARN-6815
> URL: https://issues.apache.org/jira/browse/YARN-6815
> Project: Hadoop YARN
> Issue Type: Sub-task
> Components: nodemanager, resourcemanager
> Reporter: Subru Krishnan
> Assignee: Subru Krishnan
> Attachments: YARN-6815-YARN-2915.v1.patch,
> YARN-6815-YARN-2915.v2.patch
>
>
> {{FederationStateStoreFacade::getSubCluster/getPolicyConfiguration}} returns
> null if caching is enabled or throws YarnException if caching is disabled if
> the queried entity is absent. This jira proposes to make the return
> consistent to ensure correctness of clients like {{RouterPolicyFacade}}.
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