Sim sim. Esqueci de mencionar. Instalei os discos após a instalação do Ubuntu.
Seguem os comandos e seus resultados.
FDISK
Disco /dev/sda: 80.0 GB, 80026361856 bytes
255 heads, 63 sectors/track, 9729 cylinders
Units = cilindros of 16065 * 512 = 8225280 bytes
Disk identifier: 0x00007902
Dispositivo Boot Início Fim Blocos Id Sistema
/dev/sda1 1 9729 78148161 83 Linux
Disco /dev/sdb: 80.0 GB, 80026361856 bytes
255 heads, 63 sectors/track, 9729 cylinders
Units = cilindros of 16065 * 512 = 8225280 bytes
Disk identifier: 0x0001c5b4
Dispositivo Boot Início Fim Blocos Id Sistema
/dev/sdb1 1 9729 78148161 83 Linux
Disco /dev/sdc: 36.4 GB, 36401479680 bytes
255 heads, 63 sectors/track, 4425 cylinders
Units = cilindros of 16065 * 512 = 8225280 bytes
Disk identifier: 0x00070849
Dispositivo Boot Início Fim Blocos Id Sistema
/dev/sdc1 * 1 4238 34041703+ 83 Linux
/dev/sdc2 4239 4425 1502077+ 5 Estendida
/dev/sdc5 4239 4425 1502046 82 Linux swap / Solaris
BLKID
/dev/sda1: UUID="a315925d-f22b-4df6-851b-15876ccdd696" SEC_TYPE="ext2" TYPE="ext3"
/dev/sdb1: UUID="3e1c51c6-7ba5-4b3c-b5a7-ce7f053926eb" SEC_TYPE="ext2" TYPE="ext3"
/dev/sdc1: UUID="1ccef1b4-ce34-44e1-ac62-6f8b8a3e937d" SEC_TYPE="ext2" TYPE="ext3"
/dev/sdc5: TYPE="swap" UUID="015c0346-d78f-4a27-89bb-c35754fbe3cd"
FSTAB
# /etc/fstab: static file system information.
#
# <file system> <mount point> <type> <options> <dump> <pass>
proc /proc proc defaults 0 0
# /dev/sda1
UUID=1ccef1b4-ce34-44e1-ac62-6f8b8a3e937d / ext3 defaults,errors=remount-ro 0 1
# /dev/sda5
UUID=015c0346-d78f-4a27-89bb-c35754fbe3cd none swap sw 0 0
/dev/scd0 /media/cdrom0 udf,iso9660 user,noauto 0 0
/dev/fd0 /media/floppy0 auto rw,user,noauto 0 0
Obrigado mais uma vez.
Abraços.