hadoop - Restrict secondarynamenode to be installed and run on any other node in the cluster -

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i have have cloudera cdh3u4 cluster setup. have secondarynamenode daemon running on 1 of nodes.

i have ensure user has root access node on cluster (for example, datanode not have other daemons running) should not able start instance of secondarynamenode daemon on node (thereby having 2 secondarynamenodes on cluster)

how can achieve this?

thanks in advance.

add property hdfs-site.xml 

namedfs.secondary.http.address valuesecondarynamenode-host address or ip:50090

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