1. stop to remove the mirror container docker stop container id
2. Remove the container docker rm container id
3. Delete the physical Mirror Mirror id docker rmi
4. Remove the repo
docker exec registry rm -rf /var/lib/registry/docker/registry/v2/repositories/<私服中的镜像名>
5. clear off the blob
docker exec registry bin/registry garbage-collect /etc/docker/registry/config.yml