e2fsck

linux

Check a Linux ext2/ext3/ext4 filesystem. The partition should be unmounted.

Examples (5)

Check filesystem, reporting any damaged blocks

sudo e2fsck /dev/sdXN

Check filesystem and automatically repair ([p]reen) any damaged blocks

sudo e2fsck -p /dev/sdXN

Check filesystem in read only mode

sudo e2fsck -c /dev/sdXN

[f]orce checking even if the filesystem seems clean

sudo e2fsck -f /dev/sdXN

Perform an exhaustive, non-destructive read-write test for bad blocks and blacklist them

sudo e2fsck -fccky /dev/sdXN