ignoring errors in a silent way for the killall

playbooks/roles/rabbitmq/tasks/main.yml

@@ -18,8 +18,10 @@
 - name: rabbitmq | stop rabbit cluster
   service: name=rabbitmq-server state=stopped
 
+# in case there are lingering processes, ignore errors
+# silently
 - name: rabbitmq | send sigterm to any running rabbitmq processes
-  shell: killall beam rabbitmq-server epmd
+  shell: killall beam rabbitmq-server epmd || true
 
 # Defaulting to /var/lib/rabbitmq
 - name: rabbitmq | create cookie directory