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.
Regards, Uma ________________________________________ From: Andy Isaacson [a...@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 <mailingl...@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. -andy
