设置权限

chown www:www -R /home/wwwroot/web
chmod 755 -R /home/wwwroot/web

上锁/解锁

chattr +i /home/wwwroot/web/.user.ini
chattr -i /home/wwwroot/web/.user.ini

更新下系统基础环境

apt update && apt upgrade -y

安装点基础的软件

apt install -y wget git zip curl screen

清理下垃圾

apt autoremove

screen启动/返回窗口

screen -S lnmp
screen -R lnmp

ubuntu开启ROOT用户私钥远程登陆

sudo passwd root
vim /etc/ssh/sshd_config
RSAAuthentication yes
PubkeyAuthentication yes
PermitRootLogin yes
sudo service ssh restart
ssh-keygen -t rsa -b 4096 -C "your_email@domain.com"
cd .ssh
cat id_rsa.pub >> authorized_keys

为linux增加file swap交换分区

dd if=/dev/zero of=/swapfile bs=1M count=1024
/sbin/mkswap /swapfile
/sbin/swapon /swapfile
/sbin/swapon -s
vi /etc/fstab
/swapfile swap swap defaults 0 0