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From Uma Maheswara Rao G <mahesw...@huawei.com>
Subject RE: Active-Active setup for the namenode
Date Thu, 15 Nov 2012 04:34:01 GMT
Adding to Andy's points:

To be clarify: I think 0.23 does not claim HA feature.
Also Hadoop-2 HA is Active-Standby model.

From: Andy Isaacson [adi@cloudera.com]
Sent: Thursday, November 15, 2012 8:19 AM
To: user@hadoop.apache.org
Subject: Re: Active-Active setup for the namenode

On Wed, Nov 14, 2012 at 4:35 AM, mailinglist
<mailinglist@datenvandalismus.org> wrote:
> does anyone know, if it possible to setup an active-active-NameNode in hadoop 1.0 ? Or
how can i provide a HA-NameNode?

HA is not present in hadoop 1.0.  You'll have to upgrade to a release
on branch 2.0 or 0.23.

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