https://www.icode9.com/content-3-620640.html
https://blog.csdn.net/ksws0292756/article/details/79160742
禁止内核更新：
https://www.cnblogs.com/yangzhaon/p/12911751.html
https://blog.csdn.net/haijun7013/article/details/105454293
解决如下问题：
NVIDIA-SMI has failed because it couldn't communicate with the NVIDIA driver. Make sure that the latest NVIDIA driver is installed and running.
sudo apt-get install dkms
sudo dkms install -m nvidia -v 450.66
dkms status
