Force display filesystem information even with unrecognizable feature flags

dumpe2fs

  • Print the super block and blocks group information for ext2/ext3/ext4 filesystems.
    Unmount the partition before running this command using `umount {{device}}`.
    More information: <https://manned.org/dumpe2fs>.
  • Trick copyright: tl;dr; <https://github.com/tldr-pages/tldr>

dumpe2fs -f {{/dev/sdXN}}

click the source code to copy install dumpe2fs on any operating system with command-not-found.com