fdisk -p :
The number of cylinders for this disk is set to 2584.
There is nothing wrong with that, but this is larger than 1024,
and could in certain setups cause problems with:
1) software that runs at boot time (e.g., old versions of LILO)
2) booting and partitioning software from other OSs
(e.g., DOS FDISK, OS/2 FDISK)
Command (m for help): p
Disk /dev/hda: 20.0 GB, 20003880960 bytes
240 heads, 63 sectors/track, 2584 cylinders
Units = cylinders of 15120 * 512 = 7741440 bytes
Device Boot Start End Blocks Id System
/dev/hda1 * 1 408 3084448+ 7 HPFS/NTFS
/dev/hda2 409 777 2789640 83 Linux
/dev/hda3 778 2584 13660920 f Win95 Ext'd (LBA)
/dev/hda5 778 817 302368+ 82 Linux swap
/dev/hda6 818 907 680368+ 7 HPFS/NTFS
/dev/hda7 908 1129 1678288+ b Win95 FAT32
/dev/hda8 1130 2584 10999768+ b Win95 FAT32 hda3: je sais pas trop ce que c'est.