shenmue-mint ~ # mdadm --detail --scan --verbose
ARRAY /dev/md0 level=raid0 num-devices=3 metadata=1.2 name=shenmue-mint:0 UUID=e92cf149:ba5e77e4:02a13898:996c447f
   devices=/dev/sdb,/dev/sdc,/dev/sdd
shenmue-mint ~ # cat /proc/mdstat
Personalities : [raid0] [linear] [multipath] [raid1] [raid6] [raid5] [raid4] [raid10]
md0 : active raid0 sdd[2] sdc[1] sdb[0]
      2929890816 blocks super 1.2 512k chunks

unused devices: <none>
shenmue-mint ~ # lsblk
NAME   MAJ:MIN RM   SIZE RO TYPE  MOUNTPOINT
sdd      8:48   0 931,5G  0 disk
├─sdd1   8:49   0 931,5G  0 part
└─md0    9:0    0   2,7T  0 raid0
sdb      8:16   0 931,5G  0 disk
├─sdb1   8:17   0 931,5G  0 part
└─md0    9:0    0   2,7T  0 raid0
fd0      2:0    1     4K  0 disk
sdc      8:32   0 931,5G  0 disk
├─sdc1   8:33   0 931,5G  0 part
└─md0    9:0    0   2,7T  0 raid0
sda      8:0    0 931,5G  0 disk
├─sda2   8:2    0     1K  0 part
├─sda5   8:5    0     8G  0 part  [SWAP]
└─sda1   8:1    0 923,5G  0 part  /
shenmue-mint ~ #