NVIDIA-SMI has failed because it couldn't communicate with the NVIDIA driver. Make sure that th

问题提示：

NVIDIA-SMI has failed because it couldn't communicate with the NVIDIA driver. Make sure that the latest NVIDIA driver is installed and running.

解决：

sudo apt install dkms
sudo dkms install -m nvidia -v 525.116.03
#其中，525.116.03 是之前安装 nvidia 驱动的版本号，可通过下面方法查到：
ls /usr/src | grep nvidia