Покажите файл /etc/fstab
# /etc/fstab: static file system information.
#
# Use 'blkid' to print the universally unique identifier for a
# device; this may be used with UUID= as a more robust way to name devices
# that works even if disks are added and removed. See fstab(5).
#
# <file system> <mount point> <type> <options> <dump> <pass>
proc /proc proc nodev,noexec,nosuid 0 0
# / was on /dev/sda1 during installation
UUID=7118493e-c3a0-4fb3-9c05-441d89a31752 / ext4 errors=remount-ro 0 1
# /hard/ was on /dev/sda5 during installation
UUID=1a097ff9-9dcb-4c05-a40e-223013137f23 /hard/ ext4 defaults 0 2
# swap was on /dev/sda6 during installation
UUID=916461c6-b4b3-4021-91e0-2ee6778b7045 none swap sw 0 0
/dev/fd0 /media/floppy0 auto rw,user,noauto,exec,utf8 0 0