https://yeasy.gitbooks.io/docker_practice/content/repository/dockerhub.html
但如何直接下载成压缩文件呢，离线使用
https://getcarina.com/docs/tutorials/run-docker-image/
https://hub.docker.com/r/openfrontier/gerrit/
docker pull openfrontier/gerrit
openfrontier/gerrit:latest -> 2.13.1
原文：http://www.cnblogs.com/itzxy/p/6013186.html