Bon ... ca fait peu de temps que je suis passee d'Ubuntu a Fedora ... j avais tente sudo ...
Donc voila ce que ca me donne
[root@localhost ~]# fdisk -l
WARNING: GPT (GUID Partition Table) detected on '/dev/sda'! The util fdisk doesn't support GPT. Use GNU Parted.
Disk /dev/sda: 750.2 GB, 750156374016 bytes, 1465149168 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: 0x0009a7c2
Device Boot Start End Blocks Id System
/dev/sda1 1 1465149167 732574583+ ee GPT
Partition 1 does not start on physical sector boundary.
Disk /dev/mapper/live-rw: 4294 MB, 4294967296 bytes, 8388608 sectors
Units = sectors of 1 * 512 = 512 bytes
Sector size (logical/physical): 512 bytes / 512 bytes
I/O size (minimum/optimal): 512 bytes / 512 bytes
Disk /dev/mapper/live-osimg-min: 4294 MB, 4294967296 bytes, 8388608 sectors
Units = sectors of 1 * 512 = 512 bytes
Sector size (logical/physical): 512 bytes / 512 bytes
I/O size (minimum/optimal): 512 bytes / 512 bytes
Donc comme fdisk me le conseille j ai essaye avec gparted
/dev/sda1 fat32 100Mb boot
/dev/sda2 inconnu 128Mb msftres
/dev/sda3 ntfs 73Gb Windows
/dev/sda4 ext4 500Mb
/dev/sda5 szqp 5.73Gb
/dev/sda6 ext4 50Gb Fedora18
/dev/sda7 ext4 119Gb /home
/dev/sda8 ntfs 450Gb /mesdonnees
Voila