[GLLUG] Replacement disk in RAID
Dr. Axel Stammler
axst at users.sourceforge.net
Sun Apr 30 10:16:18 UTC 2023
On Sun 2023-04-30 08.58.51, Greater London Linux User Group wrote:
>On 30/04/2023 08:04, Dr. Axel Stammler via GLLUG wrote:
>>RAID 1 ┌ RAID 4 ┌ A
>> │ └ B ← needs to be replaced
>> │ RAID 4 ┌ C
>> └ └ D
>
>I'm a bit out of practice with RAID, but how can you have a RAID 4
>array with only two disks? I thought RAID 4 had a dedicated parity
>disk?
I think I got things mixed up, sorry; you are right, of course. I created this logical volume three years ago:
mirrored logical volume ┌ A C
└ B D
B has failed.
Thank you for helping me clear this up here.
Axel
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