A simple Shell script sharing that monitors the number of Squid running processes and automatically restarts

#!/bin/sh

while sleep 30

do

SquidNum=`ps -ef|grep squid|grep -v grep|wc -l`

#HttpNum=`netstat -an|grep 0.0.0.0:80|grep -v grep |wc -l` #80 Status

if [ $SquidNum != 3 ] ; then

/etc/ start

adddate=`date +%Y-%m-%d`" "`date +%H:%M:%S`

echo "$adddate squid started!" >> /home/

fi

#Restart the squid service after more than 5000 http requests

HttpNum=`netstat -an|grep 80|grep -v grep|wc -l`

if [ $HttpNum -gt 5000 ] ; then

/etc/ restart

adddate=`date +%Y-%m-%d`" "`date +%H:%M:%S`

echo "$adddate http out 5000 squid started!" >> /home/

fi

done