ubuntu安装CUDA Toolkit 9.2

ref：CUDA Toolkit 9.2 Download | NVIDIA Developer

选择好后下载

sudo dpkg -i cuda-repo-ubuntu1604-9-2-local_9.2.148-1_amd64.deb

error:

The public CUDA GPG key does not appear to be installed.

To install the key, run this command:

sudo apt-key add /var/cuda-repo-9-2-local/7fa2af80.pub

sudo apt-key add /var/cuda-repo-9-2-local/7fa2af80.pub

OK

sudo dpkg -i cuda-repo-ubuntu1604-9-2-local_9.2.148-1_amd64.deb

(正在读取数据库 ... 系统当前共安装有 309849 个文件和目录。)

正准备解包 cuda-repo-ubuntu1604-9-2-local_9.2.148-1_amd64.deb  ...

正在将 cuda-repo-ubuntu1604-9-2-local (9.2.148-1) 解包到 (9.2.148-1) 上 ...

正在设置 cuda-repo-ubuntu1604-9-2-local (9.2.148-1) ...

sudo apt-key add /var/cuda-repo-9-2-local/7fa2af80.pub

OK

sudo apt-get update

sudo apt-get install cuda

gedit ~/.bashrc

最后行添加：

export PATH="/usr/local/cuda-9.2/bin:$PATH"

source ~/.bashrc

需要reboot？

then：

cuda-install-samples-9.2.sh ~

cd ~/NVIDIA_CUDA-9.2_Samples/5_Simulations/nbody

make

./nbody