github.com/stchris/docker@v1.4.2-0.20150106053530-1510a324dbd5/docs/man/docker-save.1.md (about)

     1  % DOCKER(1) Docker User Manuals
     2  % Docker Community
     3  % JUNE 2014
     4  # NAME
     5  docker-save - Save an image(s) to a tar archive (streamed to STDOUT by default)
     6  
     7  # SYNOPSIS
     8  **docker save**
     9  [**-o**|**--output**[=*OUTPUT*]]
    10  IMAGE [IMAGE...]
    11  
    12  # DESCRIPTION
    13  Produces a tarred repository to the standard output stream. Contains all
    14  parent layers, and all tags + versions, or specified repo:tag.
    15  
    16  Stream to a file instead of STDOUT by using **-o**.
    17  
    18  # OPTIONS
    19  **-o**, **--output**=""
    20     Write to a file, instead of STDOUT
    21  
    22  # EXAMPLES
    23  
    24  Save all fedora repository images to a fedora-all.tar and save the latest
    25  fedora image to a fedora-latest.tar:
    26  
    27      $ sudo docker save fedora > fedora-all.tar
    28      $ sudo docker save --output=fedora-latest.tar fedora:latest
    29      $ ls -sh fedora-all.tar
    30      721M fedora-all.tar
    31      $ ls -sh fedora-latest.tar
    32      367M fedora-latest.tar
    33  
    34  # HISTORY
    35  April 2014, Originally compiled by William Henry (whenry at redhat dot com)
    36  based on docker.com source material and internal work.
    37  June 2014, updated by Sven Dowideit <SvenDowideit@home.org.au>
    38  November 2014, updated by Sven Dowideit <SvenDowideit@home.org.au>