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Posted to dev@ambari.apache.org by "Andrii Babiichuk (JIRA)" <ji...@apache.org> on 2014/04/08 15:21:14 UTC

[jira] [Updated] (AMBARI-5392) Recommend putting Region Server in Maintenance Mode when Decommissioning Region Server

     [ https://issues.apache.org/jira/browse/AMBARI-5392?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ]

Andrii Babiichuk updated AMBARI-5392:
-------------------------------------

    Attachment: AMBARI-5392.patch

> Recommend putting Region Server in Maintenance Mode when Decommissioning Region Server
> --------------------------------------------------------------------------------------
>
>                 Key: AMBARI-5392
>                 URL: https://issues.apache.org/jira/browse/AMBARI-5392
>             Project: Ambari
>          Issue Type: Improvement
>          Components: client
>    Affects Versions: 1.6.0
>            Reporter: Andrii Babiichuk
>            Assignee: Andrii Babiichuk
>             Fix For: 1.6.0
>
>         Attachments: AMBARI-5392.patch
>
>
> Hbase doesn't support decommission natively - instead we just do a graceful shutdown. This means on a HBase restart, the region server will restart. Ambari will cover for this by recommending to put region server in maintenance mode.



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