[jperrin@insanity ~]$ sudo su
[root@insanity jperrin]# fdisk -l
bash: fdisk: command not found
[root@insanity jperrin]# exit
exit
[jperrin@insanity ~]$ sudo su -
[root@insanity ~]# fdisk -l

Disk /dev/hda: 123.5 GB, 123522416640 bytes
255 heads, 63 sectors/track, 15017 cylinders
Units = cylinders of 16065 * 512 = 8225280 bytes

   Device Boot      Start         End      Blocks   Id  System
/dev/hda1   *           1          19      152586   83  Linux
/dev/hda2              20         150     1052257+  82  Linux swap / Solaris
/dev/hda3             151       15017   119419177+  8e  Linux LVM

Disk /dev/sda: 1499.9 GB, 1499968045056 bytes
255 heads, 63 sectors/track, 182360 cylinders
Units = cylinders of 16065 * 512 = 8225280 bytes

   Device Boot      Start         End      Blocks   Id  System
/dev/sda1               1      182361  1464812543+  8e  Linux LVM