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Date: Mon, 21 Mar 2011 03:45:54 +0000 (UTC)
From: "Suresh Srinivas (JIRA)" <jira@apache.org>
To: hdfs-issues@hadoop.apache.org
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Subject: [jira] [Commented] (HDFS-1704) Federation: Add a tool that lists
 namenodes, secondary and backup nodes from the configuration file
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    [ https://issues.apache.org/jira/browse/HDFS-1704?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=13009011#comment-13009011 ] 

Suresh Srinivas commented on HDFS-1704:
---------------------------------------

Allen, the command line options are case insensitive (that is true for all the cmds). For readability in usage it is printed in camelCase. Perhaps we should have some coding convention around this.

> Federation: Add a tool that lists namenodes, secondary and backup nodes from the configuration file
> ---------------------------------------------------------------------------------------------------
>
>                 Key: HDFS-1704
>                 URL: https://issues.apache.org/jira/browse/HDFS-1704
>             Project: Hadoop HDFS
>          Issue Type: Sub-task
>          Components: tools
>    Affects Versions: Federation Branch
>            Reporter: Suresh Srinivas
>            Assignee: Suresh Srinivas
>             Fix For: Federation Branch
>
>         Attachments: HDFS-1704.1.patch, HDFS-1704.1.patch, HDFS-1704.2.patch, HDFS-1704.patch
>
>
> Image of Suresh Srinivas
> In federation, a tool is needed to list multiple namenodes, backup nodes and secondary namenodes configured in
> hdfs-site.xml.
> # List of namenodes will be used by the decommissioning tool to start decom in all the namenodes configured in the
> cluster.
> # include and exclude file configuration to be used by decommissioning tool.
> # List of namenodes, backup nodes and secondary namenodes will be used by startup and stop scripts to start appropriate
> type of server on the corresponding nodes.
> 		

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