@Net you can check if this PID exists delete it /var/run/cloudera-scm-server.pid or the below docs https://docs.cloudera.com/documentation/enterprise/latest/topics/cm_dg_troubleshooting_cluster_config.html#cmug_topic_15_1   Hope this helps, Paras Was your question answered? Make sure to mark the answer as the accepted solution. If you find a reply useful, say thanks by clicking on the thumbs up button.     ... View more