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https://issues.apache.org/jira/browse/AMBARI-19261?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=15781442#comment-15781442
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Aravindan Vijayan commented on AMBARI-19261:
--------------------------------------------
Addendum patch for UpgradeCatalog changes.
> AMS cannot start after NN HA is enabled due to hbase.rootdir pointing to
> Standby NN
> -----------------------------------------------------------------------------------
>
> Key: AMBARI-19261
> URL: https://issues.apache.org/jira/browse/AMBARI-19261
> Project: Ambari
> Issue Type: Bug
> Components: ambari-metrics
> Affects Versions: 2.5.0
> Reporter: Aravindan Vijayan
> Assignee: Aravindan Vijayan
> Priority: Critical
> Fix For: 2.5.0
>
> Attachments: AMBARI-19261-2.patch, AMBARI-19261.patch
>
>
> BUG
> Stack advisor never updates the hbase.rootdir for NN HA deployment.
> So AMS was pointing to standby NN instead of nameservice resulting in :
> {code}
> 2016-12-20 21:43:41,406 WARN
> [natd77-ipvs-upg-sanity-2220-5:61300.activeMasterManager]
> retry.RetryInvocationHandler: Exception while invoking
> ClientNamenodeProtocolTranslatorPB.setSafeMode over null. Not retrying
> because try once and fail.
> org.apache.hadoop.ipc.RemoteException(org.apache.hadoop.ipc.StandbyException):
> Operation category READ is not supported in state standby
> {code}
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