在UBUNTU 16.04下安裝CUDA10.1+CUDNN7.5（簡略版）

安裝CUDA

下載鏈接，按照此流程走。
其中下面第二步添加網絡公鑰

sudo apt-key adv --fetch-keys https://developer.download.nvidia.com/compute/cuda/repos/<distro>/<architecture>/7fa2af80.pub

如果找不到對應的網絡路徑，可以改爲本地公鑰

sudo apt-key add /var/<cuda version>/7fa2af80.pub

問題1：

[INFO]: ERROR: You appear to be running an X server; please exit X before
[INFO]:        installing.  For further details, please see the section INSTALLING
[INFO]:        THE NVIDIA DRIVER in the README available on the Linux driver
[INFO]:        download page at www.nvidia.com.

解決方案：
1.sudo service lightdm stop（此命令會關閉你的界面，進入命令行）
2.sudo init 3
來源

問題2：

ERROR: Stop Nouveau Kernel Driver 

解決方案:
1.Create a file at /etc/modprobe.d/blacklist-nouveau.conf with the following contents:
blacklist nouveau
options nouveau modeset=0
2.Regenerate the kernel initramfs:
sudo update-initramfs -u
來源

安裝CUDNN

下載鏈接,根據此流程走

centos下安裝問題

1.驅動版本不對，運行nvidia-smi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

此處(需翻牆)下載並安裝與系統內核匹配的GPU驅動包