Disk /dev/sdb: 2.7 TiB, 3000592982016 bytes, 5860533168 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
Disklabel type: gpt
Disk identifier: 8040A7C6-7D6D-4A7F-B5C4-B2E53ED6CB0B

Device     Start        End    Sectors  Size Type
/dev/sdb1   2048 5860532223 5860530176  2.7T Linux RAID


Disk /dev/sdc: 2.7 TiB, 3000592982016 bytes, 5860533168 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
Disklabel type: gpt
Disk identifier: A0B411ED-E3E9-4718-BAB2-3EDF681FCEA2

Device     Start        End    Sectors  Size Type
/dev/sdc1   2048 5860532223 5860530176  2.7T Linux RAID


Disk /dev/sdd: 2.7 TiB, 3000592982016 bytes, 5860533168 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
Disklabel type: gpt
Disk identifier: A8114100-94B0-482A-BC6F-87294663B037

Device     Start        End    Sectors  Size Type
/dev/sdd1   2048 5860532223 5860530176  2.7T Linux RAID