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.
- Display ext2, ext3 and ext4 filesystem information:
dumpe2fs {/dev/sdXN}
- Display the blocks which are reserved as bad in the filesystem:
dumpe2fs -b {/dev/sdXN}
- Force display filesystem information even with non-recognisable feature flags:
dumpe2fs -f {/dev/sdXN}
- Only display the superblock information and not any of the block group descriptor detail information:
dumpe2fs -h {/dev/sdXN}
- Print the detailed group information block numbers in hexadecimal format:
dumpe2fs -x {/dev/sdXN}
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