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https://issues.apache.org/jira/browse/HBASE-2262?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
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Jean-Daniel Cryans resolved HBASE-2262.
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    Resolution: Fixed

Committed to branch and trunk.

> ZKW.ensureExists should check for existence
> -------------------------------------------
>
>                 Key: HBASE-2262
>                 URL: https://issues.apache.org/jira/browse/HBASE-2262
>             Project: Hadoop HBase
>          Issue Type: Improvement
>            Reporter: Jean-Daniel Cryans
>            Assignee: Jean-Daniel Cryans
>             Fix For: 0.20.4, 0.21.0
>
>         Attachments: HBASE-2262.patch
>
>
> The fact that ZKW.ensureExists relies on KeeperException.NodeExistsException 
> creates a lot of chatter in HBase and Zookeeper logs and also confuses users. 
> We should use ZooKeeper.exists instead.

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