How to use Shell script to monitor the number of Squid running processes and restart automatically

This article introduces the knowledge of "how to use Shell scripts to monitor the number of Squid running processes and restart automatically". In the operation of actual cases, many people will encounter such a dilemma, so let the editor lead you to learn how to deal with these situations. I hope you can read it carefully and be able to achieve something!

The code is as follows:

#! / bin/sh

While sleep 30

Do

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

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

If [$SquidNum! = 3]; then

/ etc/rc3.duid start

Adddate= `date +% Ymuri% mmury% d` "" `HRU +% date% M:% S` "

Echo "$adddate squid started!" > > / home/resquid.log

Fi

# restart squid service after more than 5000 http requests

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

If [$HttpNum-gt 5000]; then

/ etc/rc3.duid restart

Adddate= `date +% Ymuri% mmury% d` "" `HRU +% date% M:% S` "

Echo "$adddate http out 5000 squid started!" > > / home/resquid.log

Fi

Done

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