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MapReduce >> mail # user >> config ... answer for Visioner Sadak

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config ... answer for Visioner Sadak

Sorry, could not answer your original e-mail as it was blocked.

Are you running SNN on a separate node?

If so, it needs to communicate with NN.

Add this property to your hdfs-site.xml
     <value><host-name>:50070</value> <!-change it to if you are running EC2 -->
         Needed for running SNN
         The address and the base port on which the dfs NameNode Web UI will listen.
         If the port is 0, the server will start on a free port.
Also, if you want to overwrite default directory for SNN to /home/hadoop/dfs/namesecondary
Then also add to the hdfs-site.xml of your SNN:

Let us know how it went.

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