Docker Export vs Docker Save

Docker Export The export takes a snapshot of the container file system and export it’s as a tarball, all container layers are flattened. Any metadata about the entry point is lost, such as ENTRYPOINT and CMD. You can run docker import to create a Docker image from that tarball. Docker Save Creates a tarball on the image and not the container so all the layers are saved, and any metadata around it such as ENTRYPOINT. Read more