The crfs command runs the Container Registry Filesystem, providing a read-only FUSE filesystem for container images. For purposes of documentation, we'll assume you've mounted this at /crfs. Currently (as of 2019-03-21) it only mounts a single layer at the top level. In the future it'll have paths like: For mounting a squashed image and a layer, respectively, with the host, owner, image name, and version encoded in the path components.