raid5

[orca@orcacomputers raid5]$ cat /proc/mdstat
Personalities : [raid6] [raid5] [raid4]
md0 : active raid5 sdd[1] sde[3] sdc[0]
      3906762752 blocks super 1.2 level 5, 512k chunk, algorithm 2 [3/3] [UUU]
      bitmap: 0/15 pages [0KB], 65536KB chunk

unused devices: <none>
[orca@orcacomputers raid5]$ mdadm --detail /dev/md*
mdadm: must be super-user to perform this action
[orca@orcacomputers raid5]$ sudo mdadm --detail /dev/md*
[sudo] password for orca:
mdadm: /dev/md does not appear to be an md device
/dev/md0:
           Version : 1.2
     Creation Time : Sat Jul  4 00:09:25 2020
        Raid Level : raid5
        Array Size : 3906762752 (3725.78 GiB 4000.53 GB)
     Used Dev Size : 1953381376 (1862.89 GiB 2000.26 GB)
      Raid Devices : 3
     Total Devices : 3
       Persistence : Superblock is persistent

     Intent Bitmap : Internal

       Update Time : Wed Sep 30 22:49:32 2020
             State : clean
    Active Devices : 3
   Working Devices : 3
    Failed Devices : 0
     Spare Devices : 0

            Layout : left-symmetric
        Chunk Size : 512K

Consistency Policy : bitmap

              Name : orcacomputers.orcainbox:0  (local to host orcacomputers.orcainbox)
              UUID : 4ca9118c:3a557d0f:db723ff2:e8b9a521
            Events : 5327

    Number   Major   Minor   RaidDevice State
       0       8       32        0      active sync   /dev/sdc
       1       8       48        1      active sync   /dev/sdd
       3       8       64        2      active sync   /dev/sde