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https://issues.apache.org/jira/browse/AMBARI-14455?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=15075024#comment-15075024
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Vitaly Brodetskyi commented on AMBARI-14455:
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More detailed description of these two actions:
{quote}
Follow these two(#10, #11) steps if you have NN HA enabled:
10. Start ZK service, and then ZKFC components.
11. Execute this command on both hosts with NameNode hdfs zkfc -formatZK -force
{quote}
{code}
Follow these two(#10, #11) steps if you have NN HA enabled:
10. Using ambari UI, start Zookeeper service, and then ZKFC components.
11. Execute this command on both hosts with NameNode, to update hostnames with
NN in Zookeeper: hdfs zkfc -formatZK -force
{code}
> After changing the hostname on the HA cluster the ZKFC's metadata still uses
> old hostname.
> ------------------------------------------------------------------------------------------
>
> Key: AMBARI-14455
> URL: https://issues.apache.org/jira/browse/AMBARI-14455
> Project: Ambari
> Issue Type: Bug
> Components: ambari-server
> Affects Versions: 2.2.0
> Reporter: Irina Easterling
> Assignee: Vitaly Brodetskyi
> Fix For: 2.2.1
>
>
> After changing the hostname to be new on the HA cluster the ZKFC's metadata
> still uses old hostname.
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