手动切换到主机的/后,把/app前面的的/去掉后再docker run时又提示:
docker: Error response from daemon: create app/know_faces: "app/know_faces" includes invalid characters for a local volume name, only "[a-zA-Z0-9][a-zA-Z0-9_.-]" are allowed. If you intended to pass a host directory, use absolute path.
See 'docker run --help'.