#K3S 部署
1、ubuntu安装docker
## 更新系统
sudo apt upgrade
sudo apt autoremove
## 卸载snap
sudo snap list
sudo snap remove
sudo apt autoremove --purge snapd
## 关闭swap
sudo swapoff -a
sudo sed -ri 's/.*swap.*/#&/' /etc/fstab
## 设置root密码,并开启root登录
sudo passwd root
sudo sed '33a PermitRootLogin yes' /etc/ssh/sshd_config
sudo sed '60a PasswordAuthentication yes' /etc/ssh/sshd_config
## 登录设置自动同步时间
sudo apt install ntpdate
sudo echo "ntpdate -u ntp.aliyun.com && hwclock --localtime --systohc" >> /etc/profile
##删除dev用户
userdel -r dev
## 更新依赖
apt -y install apt-transport-https ca-certificates curl software-properties-common
## 添加密匙
curl -fsSL https://mirrors.aliyun.com/docker-ce/linux/ubuntu/gpg | apt-key add -
## 获取列表
sudo add-apt-repository