Disk /dev/sdb: 465.78 GiB, 500106780160 bytes, 976771055 sectors Disk model: Hitachi HDS72105 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: dos Disk identifier: -- Device Boot Start End Sectors Size Id Type /dev/sdb1 2048 976768064 976766017 465.8G 83 Linux Disk /dev/sda: 931.53 GiB, 1000204886016 bytes, 1953525168 sectors Disk model: WDC WD10EZEX-08W 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 200002047 200000000 95.4G EFI System /dev/sda2 200002048 1953525134 1753523087 836.1G Linux filesystem