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docker save: add and improve docs 

add usage examples for `docker save ...`

Docker-DCO-1.1-Signed-off-by: Vincent Batts <vbatts@redhat.com> (github: vbatts)
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Vincent Batts 2014-03-19 14:47:20 -04:00 committed by Tibor Vass
parent ea3cd0f065
commit dd1f12fe6c
1 changed files with 20 additions and 3 deletions
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docs/sources/reference/commandline/cli.rst
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@ -1317,10 +1317,27 @@ This example shows 5 containers that might be set up to test a web application c
::
Usage: docker save image > repository.tar
Usage: docker save IMAGE
Save an image to a tar archive (streamed to stdout by default)
-o, --output="": Write to an 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.
.. code-block:: bash
$ sudo docker save busybox > busybox.tar
$ ls -sh b.tar
2.7M b.tar
$ sudo docker save --output busybox.tar busybox
$ ls -sh b.tar
2.7M b.tar
$ sudo docker save -o fedora-all.tar fedora
$ sudo docker save -o fedora-latest.tar fedora:latest
Streams a tarred repository to the standard output stream.
Contains all parent layers, and all tags + versions.
.. _cli_search: