一, nginx
1，停止
从容关闭nginx
sudo kill -QUIT Nginx主进程id
快速停止
sudo kill -TERM nginx主进程id
强制停止
sudo pkill -9 nginx
2，启动
sudo /usr/sbin/nginx -c /etc/nginx/nginx.conf
3，检查，重启
sudo /usr/sbin/nginx -t -c /etc/nginx/nginx.conf
sudo kill -HUP `ps -ef |grep nginx|grep master|awk '{print $2}'`
4. 其他
reload nginx (如 /etc/init.d/nginx reload 或 /usr/local/nginx/sbin/nginx -s reload）即可。
二，squid
1，停止
sudo /usr/local/squid3/sbin/squid -k shutdown
或者
sudo kill -TERM squid
2，启动
sudo /usr/local/squid3/sbin/squid -s
3，重启
sudo /usr/local/squid3/sbin/squid -k reconfigure
--------------------------------------------
#!/bin/sh
# restart squid.
sq="`ps aux |grep 'squid' |grep -v 'grep'|awk '{print $2}'`"
for pid in ${sq}
do
sudo kill -9 ${pid}
done
sleep 2
sudo /usr/local/squid3/sbin/squid -s