深度学习环境安装以及验证（Ubuntu）

前置：CUDA和CUDNN关系，https://blog.csdn.net/xinjieyuan/article/details/127319269
安装参考：https://blog.csdn.net/m0_37605642/article/details/114059682
验证参考：https://blog.csdn.net/jiexijihe945/article/details/131517630

安装补充链接

• cuda:
  https://developer.nvidia.com/cuda-toolkit-archive
• cudnn:
  https://developer.nvidia.com/cudnn-downloads
  https://developer.nvidia.com/rdp/cudnn-archive
• cudnn sample:
  https://github.com/johnpzh/cudnn_samples_v8

验证

cp -r /usr/src/cudnn_samples_v8/ $HOME
cd $HOME/cudnn_samples_v8/mnistCUDNN
make clean && make
./mnistCUDNN

出现Test passed! 验证通过

多版本切换

sudo update-alternatives --install /usr/local/cuda cuda /usr/local/cuda-11.0 1
sudo update-alternatives --install /usr/local/cuda cuda /usr/local/cuda-12.2 2

切换

sudo update-alternatives --config cuda