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Posted to user@hbase.apache.org by huaxiang <hu...@asiainfo-linkage.com> on 2013/04/18 05:54:55 UTC

namenode recovery from HA enviorment

Hi,

   One of my HA namenode failed, any guide to recovery it safely. CDH4.1.2
with ZKFC.

   

   Thanks!

 

 

   beatls

Re: namenode recovery from HA enviorment

Posted by Azuryy Yu <az...@gmail.com>.

active or standby NN failed.  does that failover automatically?

just run "hadoop-deamon.sh start namenode" on your failed NN.

On Thu, Apr 18, 2013 at 11:54 AM, huaxiang <hu...@asiainfo-linkage.com>wrote:

> Hi,
>
>    One of my HA namenode failed, any guide to recovery it safely. CDH4.1.2
> with ZKFC.
>
>
>
>    Thanks!
>
>
>
>
>
>    beatls
>
>