fdisk

[email protected] [~]# fdisk -l

Disk /dev/sda: 499.2 GB, 499279462400 bytes
255 heads, 63 sectors/track, 60700 cylinders
Units = cylinders of 16065 * 512 = 8225280 bytes

   Device Boot      Start         End      Blocks   Id  System
/dev/sda1   *           1          13      104391   83  Linux
/dev/sda2              14       60569   486416070   83  Linux
/dev/sda3           60570       60700     1052257+  82  Linux swap / Solaris

Disk /dev/sdb: 499.2 GB, 499279462400 bytes
255 heads, 63 sectors/track, 60700 cylinders
Units = cylinders of 16065 * 512 = 8225280 bytes

   Device Boot      Start         End      Blocks   Id  System
/dev/sdb1               1       60700   487572718+  83  Linux
[email protected] [~]#

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parted

hard disk