1.添加源更新源：apt updateapt upgrade先安装vim：apt install vimvim /etc/apt/sources.list添加清华大学的ubuntu软件源：# 默认注释了源码镜像以提高 apt update 速度，如有需要可自行取消注释deb https://mirrors.tuna.tsinghua.edu.cn/ubuntu/ bionic main restr

1.卸载docker参考这篇：https://cloud.tencent.com/developer/article/1541011查询相关软件包：dpkg -l | grep docker对查询到的结果逐一卸载：sudo apt remove --purge 查询到的与docker相关的包然后需要autoremove一次：sudo apt autoremove2.nvidia-docker安装参