[nycbug-talk] Memory sizing

Peter Wright pete at nomadlogic.org
Tue Apr 25 16:38:06 EDT 2006

> Pete Wright writes:
>> you can get decent performance, but i would day they are much less
>> reliable than SCSI disks.
> We run 8 disks, and keep 2 as hot spare. :-)
>> yep sure is, although you can implement such a scheme with a decent
>> hardware controller...
> Based on http://raid.com/04_01_03.html, I don't think I would use it as a
> software raid. Also this one point is a killer:
> "Transaction rate equal to that of a single disk drive at best (if
> spindles
> are synchronized)"

hmm...makes sense.  we use it heavilly with our Autodesk Flame and Inferno
systems.  actually on those systems it's several stripes with parity so
you still get very fast IO.  i guess in your situation you would be best
with something like RAID10.

Peter Wright
pete at nomadlogic.org

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