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https://issues.apache.org/jira/browse/AMBARI-13002?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=15167360#comment-15167360
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Aleksandr Kovalenko commented on AMBARI-13002:
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+1 for patches
> Turning on the Maintenance mode wouldn't let you install the additional
> components properly
> --------------------------------------------------------------------------------------------
>
> Key: AMBARI-13002
> URL: https://issues.apache.org/jira/browse/AMBARI-13002
> Project: Ambari
> Issue Type: Bug
> Components: ambari-admin, ambari-server
> Affects Versions: 2.0.2
> Environment: RHEL 6.x, HDP2.2.4.12
> Reporter: Basha Shaik
> Assignee: Antonenko Alexander
> Labels: patch
> Attachments: AMBARI-13002_22.patch, AMBARI-13002_trunk.patch
>
>
> Scenario:
> 1. Turn on the maintenance mode on HDFS service to suppress alerts
> 2. Add Name Node HA
> 3. During the adding addional name nodes and journal nodes, the amabri server
> supposed to stop the name node service but it wouldn't stop.
> 4. As a result there is a lock on the HDFS and nameNode initializeEdits steps
> fail
> Expected Result:
> Even when in maintenance mode, Amabri should be able to add services, start
> and stop the services as required.
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