3G_Auto_Restarter脚本

定时监视XXX进程，若没有了，重新启动，“>/dev/null 是讲log输出到空设备，不想看”

#!/bin/shwhile true   do   if pidof /etc/init.d/ppp_start start >/dev/null; then        echo "check 3G modem"   else        echo "start 3G modem"        /etc/init.d/ppp_start start &   fi   sleep 10done