https://community.cloudera.com/t5/Support-Questions/namenode-is-not-formatted/m-p/183904#M146062 <P><A rel="user" href="https://community.cloudera.com/users/10486/simrank.html" nodeid="10486">@Simran Kaur</A> Looking at this error, could you please verify if HA is actually enabled for Namenode. Please go through the steps here <A href="http://docs.hortonworks.com/HDPDocuments/Ambari-2.2.2.18/bk_ambari-user-guide/content/_namenode_high_availability.html" target="_blank">http://docs.hortonworks.com/HDPDocuments/Ambari-2.2.2.18/bk_ambari-user-guide/content/_namenode_high_availability.html</A></P> Mon, 03 Apr 2017 03:49:35 GMT rchoksi 2017-04-03T03:49:35Z