Linux后台监控脚本

#!/bin/sh
while true; do
 ss7pid=`ps -ef|grep ss7d|awk '/shcti/{print $2}'`
 if test -z $ss7pid;then
  /usr/local/lib/shcti/ver4.7.17/ss7/ss7d &
  echo `date +'%Y-%m-%d %T'` find  stop, start... >> ss7monitor.log
 fi
 sleep 5
done