sudo dpkg -i cuda-repo-ubuntu1604-9-0-local_9.0.176-1_amd64.deb
sudo apt-key add /var/cuda-repo-<version>/7fa2af80.pub 
sudo apt-get update
sudo apt-get install cuda

gredit ~/.bashrc

export CUAD_HOME=/usr/local/cuda-9.0

export LD_LIBRARY=${CUDA_HOME}/lib64

export PATH=${PATH}:${CUDA_HOME}/bin

source

1 sudo tar -xzvf cudnn-8.0-linux-x64-v5.1.tgz
2 sudo cp cuda/include/cudnn.h /usr/local/cuda/include
3 sudo cp cuda/lib64/libcudnn* /usr/local/cuda/lib64
4 sudo chmod a+r /usr/local/cuda/include/cudnn.h /usr/local/cuda/lib64/libcudnn*
 

sudo rm -rf /usr/local/cuda/include/cudnn.h

sudo rm -rf /usr/local/cuda/lib64/libcudnn*

cuda 版本
cat /usr/local/cuda/version.txt

cudnn 版本
cat /usr/local/cuda/include/cudnn.h | grep CUDNN_MAJOR -A 2