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From "Suresh Srinivas (Commented) (JIRA)" <j...@apache.org>
Subject [jira] [Commented] (HDFS-2681) Add ZK client for leader election
Date Wed, 04 Jan 2012 00:46:39 GMT

    [ https://issues.apache.org/jira/browse/HDFS-2681?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=13179177#comment-13179177
] 

Suresh Srinivas commented on HDFS-2681:
---------------------------------------

I found that ZK-1080 added support that I intended to add this. Will take a look at it as
well.
                
> Add ZK client for leader election
> ---------------------------------
>
>                 Key: HDFS-2681
>                 URL: https://issues.apache.org/jira/browse/HDFS-2681
>             Project: Hadoop HDFS
>          Issue Type: Sub-task
>          Components: ha
>    Affects Versions: HA branch (HDFS-1623)
>            Reporter: Suresh Srinivas
>            Assignee: Suresh Srinivas
>             Fix For: HA branch (HDFS-1623)
>
>
> ZKClient needs to support the following capabilities:
> # Ability to create a znode for co-ordinating leader election.
> # Ability to monitor and receive call backs when active znode status changes.
> # Ability to get information about the active node.

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