Running RAID in a Fedora System

[Rodolfo J. Paiz]

At 09:30 12/9/2003, you wrote:
>You are wrong. raid 10 and 01 are different.
>
>      _____o_____
>    __X__     __Y__
>    |   |     |   |
>   [A] [B]   [C] [D]
>
>
>RAID 10:
>A+B and C+D are two raid 1(X and Y)
>the union 'o' is a raid 0.
>
>RAID 01:
>A+B and C+D are two raid 0(X and Y)
>the union 'o' is a raid 1.

Which is why you almost never find references to "RAID 01"... it's 
confusing. What you describe here as RAID 01 is more correctly known as 
RAID 0+1, indicating that you have RAID 0 sets which you then mirror. RAID 
10 is, as mentioned, mirrored pairs which are then striped.


-- 
Rodolfo J. Paiz
rpaiz at simpaticus.com