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From Robert Molina <rmol...@hortonworks.com>
Subject Re: namenode migration
Date Wed, 26 Sep 2012 18:22:44 GMT
Here's another link that may help:
http://wiki.apache.org/hadoop/NameNodeFailover


On Wed, Sep 26, 2012 at 11:14 AM, Serge Blazhiyevskyy <
Serge.Blazhiyevskyy@nice.com> wrote:

> This is common procedure for cases when you need to promote secondary name
> node to become the primary one.
>
> Here is the exact steps:
>
> http://askhadoop.blogspot.com/2011/12/mapreduce-filesystem-recovery.html
>
>
> Basically, you need to have the latest filesystem checkpoint and that’s it.
>
> Straight forward!
>
> Serge
>
>
>
>
> From: Visioner Sadak <visioner.sadak@gmail.com<mailto:
> visioner.sadak@gmail.com>>
> Reply-To: "user@hadoop.apache.org<mailto:user@hadoop.apache.org>" <
> user@hadoop.apache.org<mailto:user@hadoop.apache.org>>
> Date: Tuesday, September 25, 2012 11:58 PM
> To: "user@hadoop.apache.org<mailto:user@hadoop.apache.org>" <
> user@hadoop.apache.org<mailto:user@hadoop.apache.org>>
> Subject: namenode migration
>
> Hello friends can anyone tell abt migrating namenode from one ip to
> another wht kind of backups will i have to take for migrating to a totally
> new server...
>

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