@rjwiggins80 The most Important thing is check the config.ini file on host and see if there you have given the hostname correct (FQDN) in below section.  [General] # Hostname of the CM server. server_host=host-10-17-100-241.coe.cloudera.com So stop whole cluster and mgmt services and then CM server. At last stop agent on host and change the above details and then start the agent and service respectively. CM should fetch new hostname.  ... View more