@Bharath A If above does not solve the issue then please try the following: 1. Check the hostname resolution on problematic hosts ? # cat /etc/hosts # hostname - 2. Try to delete/rename the "/usr/hdp/share/hst/hst-agent/keys" directory and then re-register hst agent as following: # cd /usr/hdp/share/hst/hst-agent/ # mv keys keys_OLD 3. From ambari UI: Ambari --> Hosts (Tab) --> Click on the problematic hostname --> SmartSense HST Agent --> Register 4 Verify if the keys are generated fine: # ls /usr/hdp/share/hst/hst-agent/ 5 Now Start SmartSense HST Agent from Ambari . ... View more

@knarendran; Any guidance on using local repositories over https? ... View more