moby--moby/docs/man/docker-commit.1.md

% DOCKER(1) Docker User Manuals % William Henry % APRIL 2014

NAME

docker-commit - Create a new image from the changes to an existing container

SYNOPSIS

docker commit -a|--author[=""] -m|--message[=""] CONTAINER [REPOSITORY[:TAG]]

DESCRIPTION

Using an existing container's name or ID you can create a new image.

OPTIONS

-a, --author="" Author name. (eg. "John Hannibal Smith hannibal@a-team.com"

-m, --message="" Commit message

EXAMPLES

Creating a new image from an existing container

An existing Fedora based container has had Apache installed while running in interactive mode with the bash shell. Apache is also running. To create a new image run docker ps to find the container's ID and then run:

# docker commit -m= "Added Apache to Fedora base image" \
  -a="A D Ministrator" 98bd7fc99854 fedora/fedora_httpd:20

HISTORY

April 2014, Originally compiled by William Henry (whenry at redhat dot com) based on docker.io source material and in