@JagadeeshJinka I believe the solution here is an entry in the /etc/hosts file on all nifi nodes.  Based on above that could possible be:   172.27.130.4 es-saas-es-http.saas.svc.cluster.local     However i would recommend fully qualified domains (FQDNS. for example saas.somedomain.com) with matching DNS entries, and SSL certs ... View more

Hi @krishna123   Please try changing the port, you won't face the same issue. ... View more