RAID5

You will need 4 disks and the mdadm package. The total size will be equal to the disks x 3, because one will be used for redundancy.

1sudo mdadm --create --verbose /dev/*md127* --level=5 --raid-devices=*4* */dev/sdb /dev/sdc /dev/sdd /dev/sde*

Note the variable parts:

• The name of the device could be /dev/md12 or …