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 Disklabel type: gpt Disk identifier: -- Device Start End Sectors Size Type /dev/sda1 2048 1050623 1048576 512M EFI System /dev/sda2 1050624 4550655 3500032 1.7G Linux filesystem /dev/sda3 4550656 1953523711 1948973056 929.3G Linux filesystem Disk /dev/mapper/XXXXXXXXXXX 929.33 GiB, 997857427456 bytes, 243617536 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 Disk /dev/mapper/XXXXXXXXXXXX 928.37 GiB, 996830871552 bytes, 243366912 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 Disk /dev/mapper/XXXXXXXXXXXXXX 976 MiB, 1023410176 bytes, 249856 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