Docker save: Difference between revisions
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The flattened view of the image's filesystem can be obtained with: | The flattened view of the image's filesystem can be obtained with: | ||
<pre> | |||
for i in $(cat ./manifest.json | sed -e 's/^.*Layers\":\[//' -e 's/\]}\]//' -e 's/,/ /g'); do echo $i; file $i; done | |||
</pre> | |||
Revision as of 04:29, 7 December 2017
External
Internal
Overview
Takes an image name or ID and saves its content (as individual layers) into a TAR archive format. By default it dumps the content to stdout, so it must be redirected to a file.
docker save [options] <image-id>
docker save 6902f4d604b9 > postgresql-95-rhel7.tar
The flattened view of the image's filesystem can be obtained with:
for i in $(cat ./manifest.json | sed -e 's/^.*Layers\":\[//' -e 's/\]}\]//' -e 's/,/ /g'); do echo $i; file $i; done