raid10 vs raid01 type in dmraid
Gaston, Jason D
jason.d.gaston at intel.com
Mon Jun 25 17:18:14 UTC 2007
>
>Eg, PC Magazine:
>"RAID 10, RAID 100 - Speed and Fault Tolerance
>RAID 10 is RAID 1 + 0. The drives are striped for performance
>(RAID 0), and all striped drives are duplicated (RAID 1) for
>fault tolerance."
>
>Yes, I konw, there's different (aargh!) definitions out there.
>
>Like I said: the top -> bottom of the stack definition is preferable
>to me (you reach the mirror first and the stripe second while walking
>the stack from the top to the bottom).
>
>We just got to hold on to one definition in dmraid,
>
>Heinz
>
Ok, so the dmraid definition is not going to change.
Do you see an advantage in putting the RAID1 vs. RAID0 on the bottom for
being able to perform rebuilds easier? I need to decide which way to do
with isw.
Thanks,
Jason
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