$ fdisk -l /dev/sdb

Disk /dev/sdb: 1000.2 GB, 1000204886016 bytes
255 heads, 63 sectors/track, 121601 cylinders, total 1953525168 sectors
Units = sectors of 1 * 512 = 512 bytes
Sector size (logical/physical): 512 bytes / 4096 bytes
I/O size (minimum/optimal): 4096 bytes / 4096 bytes
Disk identifier: 0x00071072

   Device Boot      Start         End      Blocks   Id  System
/dev/sdb1              63  1953525167   976762552+  83  Linux
Partition 1 does not start on physical sector boundary.