Device Boot Start End Blocks Id System /dev/sdb1 2048 33556480 16777216+ fd Linux raid autodetect /dev/sdb2 33558528 34607104 524288+ fd Linux raid autodetect /dev/sdb3 34609152 3907027120 1936208984+ fd Linux raid autodetect /boot: Disk /dev/md127: 511,7 MiB, 536543232 bytes, 1047936 sectors /: Disk /dev/md126: 1,8 TiB, 1982543626240 bytes, 3872155520 sectors swap: Disk /dev/md125: 16 GiB, 17171349504 bytes, 33537792 sectors