[root@iZ943kh74qgZ ~]# docker commit --help

Usage:    docker commit [OPTIONS] CONTAINER [REPOSITORY[:TAG]]

Create a new image from a container‘s changes

Options:
  -a, --author string    Author (e.g., "John Hannibal Smith <hannibal@a-team.com>")作者与邮箱
  -c, --change list      Apply Dockerfile instruction to the created image使用dockerfile文件系统指令来创建镜像。
      --help             Print usage
  -m, --message string   Commit message提交的信息
  -p, --pause            Pause container during commit (default true)