cd /home/dpf
1.vi startup.sh
#!/bin/sh
echo "hello world" >> /home/dpf/test.txt
vi mqtt.sh
#!/bin/sh
/home/dpf/Desktop/Udp_Single_Async_Mqtt_yuan/hwjc_udp_receive_mqtt &
2.cd /etc/rc.d/rc.local
#!/bin/sh
#
# This script will be executed *after* all the other init scripts.
# You can put your own initialization stuff in here if you don't
# want to do the full Sys V style init stuff.
touch /var/lock/subsys/local
/home/dpf/mqtt.sh &
/home/dpf/startup.sh