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Posted to dev@ambari.apache.org by "Oleg Nechiporenko (JIRA)" <ji...@apache.org> on 2014/04/08 15:40:16 UTC
[jira] [Commented] (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:comment-tabpanel&focusedCommentId=13962984#comment-13962984 ]
Oleg Nechiporenko commented on AMBARI-5392:
-------------------------------------------
+1 for 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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