swidth in RAID

Peter Grandi pg at xf2.for.sabi.co.UK
Sun Jun 30 14:08:35 CDT 2013


> I understand swidth should = #data disks.  And the docs say
> for RAID 6 of 8 disks, that means 6. [ ... ] 8 disks/spindles
> working for you and a bit of parity on each. So shouldn't
> swidth equal disks in raid when its concerning distributed
> parity raid?

The main goal is trying to the reduce the probability of
read-modify-write.



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