Produces a tarred repository to the standard output stream. Contains all parent layers, and all tags + versions, or specified repo:tag.
Stream to a file instead of STDOUT by using -o.
Save all fedora repository images to a fedora-all.tar and save the latest fedora image to a fedora-latest.tar:
$ docker image save fedora > fedora-all.tar $ docker image save --output=fedora-latest.tar fedora:latest $ ls -sh fedora-all.tar 721M fedora-all.tar $ ls -sh fedora-latest.tar 367M fedora-latest.tar
docker-image-load(1) to load an image from a tar archive on STDIN.