docker registry 清理磁盘空间

# 修改配置 /etc/docker/registry/config.yml, 支持 delete.
storage:
  delete:
    enabled: true
# 查询
curl --header "Accept: application/vnd.docker.distribution.manifest.v2+json" -I -X HEAD http://1.1.1.1:5000/v2/game/manifests/for_qa_20180903 
# 删除
curl -v -X DELETE curl -v -X DELETE http://1.1.1.1:5000/v2/game/manifests/sha256:0e69f210c00968a3341fc2936fef63a176d590ab8d42f91b325367269a394afb
# 进入容器, 清理空间
registry garbage-collect --dry-run /etc/docker/registry/config_del.yml