https://community.cloudera.com/t5/Support-Questions/FQDN-is-not-set-for-hosts-Any-issues-in-prod-environment/m-p/208926#M170883 <P>Hi,</P><P>I have few servers in prod environment and I came to know that the hosts are not having FQDN during verification of the setup.</P><P>Is FQDN mandatory? If FQDN is not set then what kind of issues do we see in future?</P><P>Please let me know.</P><P>Note: hostname -f gives me only the hostname but not FQDN.</P><P>Thanks for your time.</P> Tue, 05 Jun 2018 12:19:08 GMT sriramhadoop27 2018-06-05T12:19:08Z