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From Jitendra Yadav <jeetuyadav200...@gmail.com>
Subject Re: Many Standby NameNodes for QJM HA
Date Thu, 01 Aug 2013 09:15:53 GMT
May be I'm wrong but I think right now there is only one standby NN
facility available.

Thanks
On Thu, Aug 1, 2013 at 2:01 PM, lei liu <liulei412@gmail.com> wrote:

>  I use hadoop-2.0.5 version, and I use QJM for HA.
>
> I want to there are two Standby NameNodes and one Active NameNode in  HDFS
> cluster,
>
> I think I need to config below content:
> <property>
>   <name>dfs.ha.namenodes.mycluster</name>
>   <value>nn1,nn2,nn3</value>
> </property>
> <property>
>   <name>dfs.namenode.rpc-address.mycluster.nn1</name>
>   <value>10.232.98.77:20020</value>
> </property>
> <property>
>   <name>dfs.namenode.rpc-address.mycluster.nn2</name>
>   <value>10.232.98.78:20020</value>
> </property>
> <property>
>   <name>dfs.namenode.rpc-address.mycluster.nn3</name>
>   <value>10.232.98.79:20020</value>
> </property>
> <property>
>   <name>dfs.client.failover.proxy.provider.mycluster</name>
>
> <value>org.apache.hadoop.hdfs.server.namenode.ha.ConfiguredFailoverProxyProvider</value>
> </property>
>
> Can I do that?
>
> Thanks,
>
> LiuLei
>

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