diff --git a/mqtt_srv.sh b/mqtt_srv.sh
index cc44635..603c9fc 100644
--- a/mqtt_srv.sh
+++ b/mqtt_srv.sh
@@ -1,16 +1,18 @@
 #!/bin/bash
 case $1 in
 "start")
+echo lala2 >> /tmp/mqtt_srv.log
 mqtt_srv.py > /dev/null 2>&1 &
 ;;
-stop)
+"stop")
+echo lala1 >> /tmp/mqtt_srv.log
 kill -9 `ps -ef|grep -e "mqtt_srv.py"|grep -v grep|awk '{ print $1}'`
 ;;
-restart)
+"restart")
 $0 stop
 $0 start
 ;;
-status)
+"status")
 ps -ef|grep -e "mqtt_srv.py"|grep -v grep
 ;;
 esac
\ No newline at end of file