#6 Gracias por la ayuda, por cierto 
Conozco el tema del /dev. A continuacion te pongo lo que me devuelven algunos comandos.
mount
root@PartedMagic:~# mount -l
gvfsd-fuse on /root/.gvfs type fuse.gvfsd-fuse (rw,nosuid,nodev)
gvfsd-fuse on /root/.gvfs type fuse.gvfsd-fuse (rw,nosuid,nodev)
/dev/md126p2 on /run/media/root/dataDisk type fuseblk (rw,nosuid,nodev,allow_other,default_permissions,blksize=4096) [dataDisk]
lsblk
root@PartedMagic:~# lsblk
NAME MAJ:MIN RM SIZE RO TYPE MOUNTPOINT
sda 8:0 0 2.7T 0 disk
└─md126 9:126 0 2.7T 0 raid1
├─md126p1 259:0 0 128M 0 md
└─md126p2 259:1 0 2.7T 0 md /run/media/root/dataDisk
sdb 8:16 0 2.7T 0 disk
└─md126 9:126 0 2.7T 0 raid1
├─md126p1 259:0 0 128M 0 md
└─md126p2 259:1 0 2.7T 0 md /run/media/root/dataDisk
blkid
root@PartedMagic:~# blkid
/dev/sda: TYPE="isw_raid_member"
/dev/sdb: TYPE="isw_raid_member"
/dev/md126: PTTYPE="gpt"
/dev/md126p1: PARTLABEL="Microsoft reserved partition" PARTUUID="b9d111ff-7acf-456b-a8a0-ec03ab403ae6"
/dev/md126p2: LABEL="dataDisk" UUID="5CC037ABC03789F2" TYPE="ntfs" PARTLABEL="Basic data partition" PARTUUID="7e41e0c3-df15-42ab-bef5-facc9c7158a3"
sfdisk
root@PartedMagic:~# sfdisk -l -uM
Disk /dev/sda: 364801 cylinders, 255 heads, 63 sectors/track
sfdisk: Warning: The partition table looks like it was made
for C/H/S=*/256/63 (instead of 364801/255/63).
For this listing I'll assume that geometry.
Units: 1MiB = 1024*1024 bytes, blocks of 1024 bytes, counting from 0
Device Boot Start End MiB #blocks Id System
/dev/sda1 0+ 2097151 2097152- 2147483647+ ee GPT
/dev/sda2 0 - 0 0 0 Empty
/dev/sda3 0 - 0 0 0 Empty
/dev/sda4 0 - 0 0 0 Empty
Disk /dev/sdb: 364801 cylinders, 255 heads, 63 sectors/track
sfdisk: Warning: The partition table looks like it was made
for C/H/S=*/256/63 (instead of 364801/255/63).
For this listing I'll assume that geometry.
Units: 1MiB = 1024*1024 bytes, blocks of 1024 bytes, counting from 0
Device Boot Start End MiB #blocks Id System
/dev/sdb1 0+ 2097151 2097152- 2147483647+ ee GPT
/dev/sdb2 0 - 0 0 0 Empty
/dev/sdb3 0 - 0 0 0 Empty
/dev/sdb4 0 - 0 0 0 Empty
Disk /dev/md126: 732566016 cylinders, 2 heads, 4 sectors/track
sfdisk: Warning: The partition table looks like it was made
for C/H/S=*/256/63 (instead of 732566016/2/4).
For this listing I'll assume that geometry.
Units: 1MiB = 1024*1024 bytes, blocks of 1024 bytes, counting from 0
Device Boot Start End MiB #blocks Id System
/dev/md126p1 0+ 2097151 2097152- 2147483647+ ee GPT
/dev/md126p2 0 - 0 0 0 Empty
/dev/md126p3 0 - 0 0 0 Empty
/dev/md126p4 0 - 0 0 0 Empty
El comando df no lo puedo usar en partedMagic porque no esta instalado :/
