When stopped correctly there should be no warning about a missing socket file.

lib/support/init.d/gitlab

@@ -51,7 +51,7 @@ start() {
     exit 1
   else
     if [ `whoami` = root ]; then
-      execute "rm $SOCKET_PATH/gitlab.socket"
+      execute "rm -f $SOCKET_PATH/gitlab.socket"
       execute "RAILS_ENV=production bundle exec puma $DAEMON_OPTS"
       execute "mkdir -p $PID_PATH && $START_SIDEKIQ  > /dev/null  2>&1 &"
       echo "$DESC started"