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From "Mikhail Antonov (JIRA)" <j...@apache.org>
Subject [jira] [Commented] (HBASE-5573) Replace client ZooKeeper watchers by simple ZooKeeper reads
Date Mon, 02 Jun 2014 23:59:02 GMT

    [ https://issues.apache.org/jira/browse/HBASE-5573?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=14016062#comment-14016062
] 

Mikhail Antonov commented on HBASE-5573:
----------------------------------------

linking as there was a discussion on that CatalogTracking issue.

> Replace client ZooKeeper watchers by simple ZooKeeper reads
> -----------------------------------------------------------
>
>                 Key: HBASE-5573
>                 URL: https://issues.apache.org/jira/browse/HBASE-5573
>             Project: HBase
>          Issue Type: Improvement
>          Components: Client, Zookeeper
>    Affects Versions: 0.95.2
>            Reporter: Nicolas Liochon
>            Assignee: Nicolas Liochon
>            Priority: Minor
>             Fix For: 0.95.0
>
>         Attachments: 5573.v1.patch, 5573.v2.patch, 5573.v4.patch, 5573.v6.patch, 5573.v7.patch,
5573.v8.patch
>
>
> Some code in the package needs to read data in ZK. This could be done by a simple read,
but is actually implemented with a watcher. This holds ZK resources.
> Fixing this could also be an opportunity to remove the need for the client to provide
the master address and port.



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