Disk /dev/sdb: 74.53 GiB, 80026361856 bytes, 156301488 sectors Disk model: WDC WD800AAJS-60 Units: sectors of 1 * 512 = 512 bytes Sector size (logical/physical): 512 bytes / 512 bytes I/O size (minimum/optimal): 512 bytes / 512 bytes Disklabel type: gpt Disk identifier: -- Device Start End Sectors Size Type /dev/sdb1 2048 587775 585728 286M EFI System /dev/sdb2 587776 125052927 124465152 59.3G Linux filesystem /dev/sdb3 125052928 156301311 31248384 14.9G Linux swap Disk /dev/sda: 931.51 GiB, 1000204886016 bytes, 1953525168 sectors Disk model: TOSHIBA DT01ACA1 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 /dev/mapper/XXXXXXXXXX 931.5 GiB, 1000188108800 bytes, 244186550 sectors Units: sectors of 1 * 4096 = 4096 bytes Sector size (logical/physical): 4096 bytes / 4096 bytes I/O size (minimum/optimal): 4096 bytes / 4096 bytes