Usage: docker save [OPTIONS] IMAGE [IMAGE...] Save one or more images to a tar archive (streamed to STDOUT by default) Options: --help Print usage -o, --output string Write to a file, instead of STDOUT
Produces a tarred repository to the standard output stream. Contains all parent layers, and all tags + versions, or specified repo:tag
, for each argument provided.
docker load
.$ docker save busybox > busybox.tar $ ls -sh busybox.tar 2.7M busybox.tar $ docker save --output busybox.tar busybox $ ls -sh busybox.tar 2.7M busybox.tar $ docker save -o fedora-all.tar fedora $ docker save -o fedora-latest.tar fedora:latest
You can even cherry-pick particular tags of an image repository.
$ docker save -o ubuntu.tar ubuntu:lucid ubuntu:saucy