1、如果使用docker需要sudo
newgrp - docker
sudo usermod -aG docker your_usernames
2、如果安装nvidia-container-toolkit(解决Connecting to nvidia.github.io (nvidia.github.io)|127.0.0.1|:443... failed: Connection refused.)
打开http://tool.chinaz.com/dns?type=1&host=nvidia.github.io&ip= 查询ip
把nvidia.github.io指向上面查到的ip
sudo gedit /etc/hosts
sudo /etc/init.d/networking restart