Print metadata located on device to stdout

Save critical ext2/ext3/ext4 filesystem metadata to a file.
More information: <https://manned.org/e2image>.
Trick copyright: tl;dr; <https://github.com/tldr-pages/tldr>

e2image {{/dev/sdXN}} -

click the source code to copy install e2image on any operating system with command-not-found.com