root@mordor:~# root@mordor:~# root@mordor:~# fdisk -l /dev/sdb The backup GPT table is corrupt, but the primary appears OK, so that will be used. Disk /dev/sdb: 15.26 TiB, 16777216000000 bytes, 4096000000 sectors Disk model: SSD Units: sectors of 1 * 4096 = 4096 bytes Sector size (logical/physical): 4096 bytes / 4096 bytes I/O size (minimum/optimal): 4096 bytes / 4096 bytes Disklabel type: gpt Disk identifier: 69060A01-8D97-4EF3-8935-710DFA35A972 Device Start End Sectors Size Type /dev/sdb1 6 4095 4090 16M Microsoft reserved /dev/sdb2 4096 4095999993 4095995898 15.3T Microsoft basic data root@mordor:~#