sudo fdisk -l /dev/sdb1

Disk /dev/sdb1: 1000.2 GB, 1000202241024 bytes
255 heads, 63 sectors/track, 121600 cylinders
Units = cylinders of 16065 * 512 = 8225280 bytes
Sector size (logical/physical): 512 bytes / 512 bytes
I/O size (minimum/optimal): 512 bytes / 512 bytes
Disk identifier: 0x00000000

Disk /dev/sdb1 doesn't contain a valid partition table

df -h
Filesystem            Size  Used Avail Use% Mounted on
aufs                  2.0G   18M  2.0G   1% /
none                  2.0G  332K  2.0G   1% /dev
/dev/sdc1             1.9G  689M  1.2G  36% /cdrom
/dev/loop0            659M  659M     0 100% /rofs
none                  2.0G  284K  2.0G   1% /dev/shm
tmpfs                 2.0G   28K  2.0G   1% /tmp
none                  2.0G   92K  2.0G   1% /var/run
none                  2.0G     0  2.0G   0% /var/lock
none                  2.0G     0  2.0G   0% /lib/init/rw
/dev/sdb1             917G  428G  444G  50% /media/6d61db74-0274-4a22-b142-86395d18acff
/dev/sda2             149G   74G   76G  50% /media/3A18637118632AD9

sudo fsck /dev/sdb1
fsck from util-linux-ng 2.17.2
e2fsck 1.41.11 (14-Mar-2010)
/dev/sdb1: clean, 137670/61054976 files, 115788432/244190000 blocks (check in 4 mounts)

sudo gparted
======================
libparted : 2.2
======================
Partition 1 isn't aligned to cylinder boundaries.  This is still unsupported.