Docker backup
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Running container
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you should also be able to export a running container. http://tuhrig.de/difference-between-save-and-export-in-docker/
Prefered method commit docker images
- preserve history and metadata with docker commit
- By default, the container being committed and its proce of creating the commit.
If this behavior is undesired, set the --pause option to false.via https://docs.docker.com/engine/reference/commandline/commit/
