Como faço para corrigir isso e é um problema.
sudo fdisk -l
Disk /dev/sda: 1000.2 GB, 1000204886016 bytes
255 heads, 63 sectors/track, 121601 cylinders, total 1953525168 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: 0x000c5518
Device Boot Start End Blocks Id System
/dev/sda1 * 2048 499711 248832 83 Linux
/dev/sda2 501758 1953523711 976510977 5 Extended
Partition 2 does not start on physical sector boundary.
/dev/sda5 501760 1953523711 976510976 8e Linux LVM
Disk /dev/sdb: 8012 MB, 8012390400 bytes
24 heads, 9 sectors/track, 72450 cylinders, total 15649200 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 identifier: 0x00000437
Device Boot Start End Blocks Id System
/dev/sdb2 2048 15648767 7823360 5 Extended
/dev/sdb5 501760 15648767 7573504 8e Linux LVM
Disk /dev/mapper/Joseph--Debian-root: 7381 MB, 7381975040 bytes
255 heads, 63 sectors/track, 897 cylinders, total 14417920 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 identifier: 0x00000000
Disk /dev/mapper/Joseph--Debian-root doesn't contain a valid partition table
Disk /dev/mapper/Joseph--Debian-swap_1: 369 MB, 369098752 bytes
255 heads, 63 sectors/track, 44 cylinders, total 720896 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 identifier: 0x00000000
Disk /dev/mapper/Joseph--Debian-swap_1 doesn't contain a valid partition table
Disk /dev/mapper/xubuntu--vg-root: 991.4 GB, 991399247872 bytes
255 heads, 63 sectors/track, 120530 cylinders, total 1936326656 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: 0x00000000
Disk /dev/mapper/xubuntu--vg-root doesn't contain a valid partition table
Disk /dev/mapper/xubuntu--vg-swap_1: 8497 MB, 8497659904 bytes
255 heads, 63 sectors/track, 1033 cylinders, total 16596992 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: 0x00000000
Disk /dev/mapper/xubuntu--vg-swap_1 doesn't contain a valid partition table
Eu definitivamente sou um novato e estou acostumado a uma saída muito mais simples. O que é o Disk / dev / mapper? Eu nunca vi isso antes, e só vi isso agora com a nova instalação do Xubuntu sobre a edição Ubuntu-Gnome. Obrigado.