docker从容器创建一个新的镜像

查看commit帮助

docker commit  --help

Options:
-a, --author string Author (e.g., “John Hannibal Smith hannibal@a-team.com”)
-c, --change list Apply Dockerfile instruction to the created image
-m, --message string Commit message
-p, --pause Pause container during commit (default true)

docker ps 

将容器4e40aab6dfb5 保存为新的镜像

 docker commit -a "youngmon " -m "my test" 4e40aab6dfb5  mytest:1.0

 docker images