wget https://github.com/lowendbox/lowendscript/raw/master/setup-debian.sh --no-check-certificate
bash setup-debian.sh system

该命令包含

 remove_unneeded//移除不必要的组件，具体请参考脚本

 update_upgrade//apt-get update 和upgrade

install_dash//安装dash代替

bash

install_syslogd//安装轻量级syslogd代替rsyslog

 install_dropbear//安装dropbear代替openssh 

安装exim4代替sendmail

 bash setup-debian.sh exim4