ubuntu@ubuntu:~$ sudo fdisk -l

Disk /dev/sda: 250.1 GB, 250059350016 bytes
255 heads, 63 sectors/track, 30401 cylinders, total 488397168 sectors
Units = sectors of 1 * 512 = 512 bytes
Sector size (logical/physical): 512 bytes / 512 bytes
I/O size (minimum/optimal): 512 bytes / 512 bytes
Disk identifier: 0x00029030

   Device Boot      Start         End      Blocks   Id  System
/dev/sda1   *        2048      514047      256000   83  Linux
/dev/sda2          514048   488396799   243941376   8e  Linux LVM

Disk /dev/mapper/vg-root: 26.8 GB, 26843545600 bytes
255 heads, 63 sectors/track, 3263 cylinders, total 52428800 sectors
Units = sectors of 1 * 512 = 512 bytes
Sector size (logical/physical): 512 bytes / 512 bytes
I/O size (minimum/optimal): 512 bytes / 512 bytes
Disk identifier: 0x00000000

Disk /dev/mapper/vg-root doesn't contain a valid partition table

Disk /dev/mapper/vg-swap: 2147 MB, 2147483648 bytes
255 heads, 63 sectors/track, 261 cylinders, total 4194304 sectors
Units = sectors of 1 * 512 = 512 bytes
Sector size (logical/physical): 512 bytes / 512 bytes
I/O size (minimum/optimal): 512 bytes / 512 bytes
Disk identifier: 0x00000000

Disk /dev/mapper/vg-swap doesn't contain a valid partition table

Disk /dev/mapper/vg-home: 64.4 GB, 64424509440 bytes
255 heads, 63 sectors/track, 7832 cylinders, total 125829120 sectors
Units = sectors of 1 * 512 = 512 bytes
Sector size (logical/physical): 512 bytes / 512 bytes
I/O size (minimum/optimal): 512 bytes / 512 bytes
Disk identifier: 0x00000000

Disk /dev/mapper/vg-home doesn't contain a valid partition table
ubuntu@ubuntu:~$ 
ubuntu@ubuntu:~$ 
ubuntu@ubuntu:~$ 
ubuntu@ubuntu:~$ 
ubuntu@ubuntu:~$ 
ubuntu@ubuntu:~$ sudo fsck.ext4 -v -f -c /dev/sda2
e2fsck 1.42.9 (4-Feb-2014)
/dev/sda2 ist in use.
e2fsck: Fortsetzung nicht möglich, breche ab.