下载安装脚本cuda_11.0.3_450.51.06_linux.run ，官网去找
CUDA Toolkit - Free Tools and Training | NVIDIA Developer 下载对应的runfile
1. sh cuda_11.0.3_450.51.06_linux.run
2.accept
3.去掉driver X ，install
4.vi ~/.bashrc
5.添加
export PATH=/usr/local/cuda-11.0/bin${PATH:+:${PATH}}
export LD_LIBRARY_PATH=/usr/local/cuda-11.0/lib64${LD_LIBRARY_PATH:+:${LD_LIBRARY_PATH}}
6.source ~/.bashrc
7.cat /usr/local/cuda/version.txt
若存在旧cuda参考：
https://blog.csdn.net/weixin_41010198/article/details/109367449
sh ./cuda_10.2.<spec>.run --toolkit --silent --override
