# install `cudann`
```bash
CUDA_FOLDER=/usr/local/cuda-9.2
tar -C ${CUDA_FOLDER}/ -xzv --strip-component=1 -f cudnn-9.2-linux-x64-v7.4.2.24.tgz cuda/include cuda/lib64
chmod a+r ${CUDA_FOLDER}/include/cudnn.h ${CUDA_FOLDER}/lib64/libcudnn*
```