cudnn8.1.1，cuda11.2的ldconfig报错

配置CUDNN遇到问题

/sbin/ldconfig.real: /usr/local/cuda-11.0/targets/x86_64-linux/lib/libcudnn_ops_train.so.8 is not a symbolic link 
/sbin/ldconfig.real: /usr/local/cuda-11.0/targets/x86_64-linux/lib/libcudnn_ops_infer.so.8 is not a symbolic link 
/sbin/ldconfig.real: /usr/local/cuda-11.0/targets/x86_64-linux/lib/libcudnn_adv_train.so.8 is not a symbolic link 
/sbin/ldconfig.real: /usr/local/cuda-11.0/targets/x86_64-linux/lib/libcudnn_cnn_infer.so.8 is not a symbolic link 
/sbin/ldconfig.real: /usr/local/cuda-11.0/targets/x86_64-linux/lib/libcudnn_cnn_train.so.8 is not a symbolic link 
/sbin/ldconfig.real: /usr/local/cuda-11.0/targets/x86_64-linux/lib/libcudnn_adv_infer.so.8 is not a symbolic link 
/sbin/ldconfig.real: /usr/local/cuda-11.0/targets/x86_64-linux/lib/libcudnn.so.8 is not a symbolic link

解决

cd  /usr/local/cuda/lib64
sudo ln -sf libcudnn_adv_infer.so.8.2.0 libcudnn_adv_infer.so.8 && sudo ln -sf libcudnn_adv_infer.so.8 libcudnn_adv_infer.so
sudo ln -sf libcudnn_ops_infer.so.8.2.0 libcudnn_ops_infer.so.8 && sudo ln -sf libcudnn_ops_infer.so.8 libcudnn_ops_infer.so
sudo ln -sf libcudnn_adv_train.so.8.2.0 libcudnn_adv_train.so.8 && sudo ln -sf libcudnn_adv_train.so.8 libcudnn_adv_train.so
sudo ln -sf libcudnn_cnn_infer.so.8.2.0 libcudnn_cnn_infer.so.8 && sudo ln -sf libcudnn_cnn_infer.so.8 libcudnn_cnn_infer.so
sudo ln -sf libcudnn_cnn_train.so.8.2.0 libcudnn_cnn_train.so.8 && sudo ln -sf libcudnn_cnn_train.so.8 libcudnn_cnn_train.so
sudo ln -sf libcudnn_adv_infer.so.8.2.0 libcudnn_adv_infer.so.8 && sudo ln -sf libcudnn_adv_infer.so.8 libcudnn_adv_infer.so
sudo ln -sf libcudnn_ops_train.so.8.2.0 libcudnn_ops_train.so.8 && sudo ln -sf libcudnn_ops_train.so.8 libcudnn_ops_train.so

或者

问题

/sbin/ldconfig.real: /usr/local/cuda-11.2/targets/x86_64-linux/lib/libcudnn_cnn_train.so.8 is not a symbolic link

/sbin/ldconfig.real: /usr/local/cuda-11.2/targets/x86_64-linux/lib/libcudnn_adv_infer.so.8 is not a symbolic link

/sbin/ldconfig.real: /usr/local/cuda-11.2/targets/x86_64-linux/lib/libcudnn_adv_train.so.8 is not a symbolic link

/sbin/ldconfig.real: /usr/local/cuda-11.2/targets/x86_64-linux/lib/libcudnn_cnn_infer.so.8 is not a symbolic link

/sbin/ldconfig.real: /usr/local/cuda-11.2/targets/x86_64-linux/lib/libcudnn.so.8 is not a symbolic link

/sbin/ldconfig.real: /usr/local/cuda-11.2/targets/x86_64-linux/lib/libcudnn_ops_infer.so.8 is not a symbolic link

/sbin/ldconfig.real: /usr/local/cuda-11.2/targets/x86_64-linux/lib/libcudnn_ops_train.so.8 is not a symbolic link

解决：

$ sudo ln -sf /usr/local/cuda-11.2/targets/x86_64-linux/lib/libcudnn_cnn_train.so.8.1.1 /usr/local/cuda-11.2/targets/x86_64-linux/lib/libcudnn_cnn_train.so.8
$ sudo ln -sf /usr/local/cuda-11.2/targets/x86_64-linux/lib/libcudnn_adv_infer.so.8.1.1 /usr/local/cuda-11.2/targets/x86_64-linux/lib/libcudnn_adv_infer.so.8
$ sudo ln -sf /usr/local/cuda-11.2/targets/x86_64-linux/lib/libcudnn_adv_train.so.8.1.1 /usr/local/cuda-11.2/targets/x86_64-linux/lib/libcudnn_adv_train.so.8
$ sudo ln -sf /usr/local/cuda-11.2/targets/x86_64-linux/lib/libcudnn_cnn_infer.so.8.1.1 /usr/local/cuda-11.2/targets/x86_64-linux/lib/libcudnn_cnn_infer.so.8
$ sudo ln -sf /usr/local/cuda-11.2/targets/x86_64-linux/lib/libcudnn.so.8.1.1 /usr/local/cuda-11.2/targets/x86_64-linux/lib/libcudnn.so.8
$ sudo ln -sf /usr/local/cuda-11.2/targets/x86_64-linux/lib/libcudnn_ops_infer.so.8.1.1 /usr/local/cuda-11.2/targets/x86_64-linux/lib/libcudnn_ops_infer.so.8
$ sudo ln -sf /usr/local/cuda-11.2/targets/x86_64-linux/lib/libcudnn_ops_train.so.8.1.1 /usr/local/cuda-11.2/targets/x86_64-linux/lib/libcudnn_ops_train.so.8

参考;

1. CSDN
2. Github