From: Ronan Cunniffe (ronan at domain cunniffe.net)
Date: Thu 11 Jul 2002 - 19:13:09 IST
Quoting Paul Kelly <longword at domain esatclear.ie>:
> John P. Looney wrote:
> > Also, what sort of cash are we talking about for one of those IDE based
> > RAID arrays that seem to be build specifically for Linux. I've a need for
> > for a decent storage system for a backup server...
>
> The only cards worth talking about for that are the 3Ware Escalade
> series. Should be around 250 euro for a four drive card (each drive gets
> its own private IDE interface).
Did I once hear correctly that the IDE "raid" controllers did all the hard work
in software - i.e. reading & comparison at the CPU rather than an on-card
controller? Is that true of all IDE raid cards, and if so, what kind of
performance hit results? Not just CPU load, but PCI load? Anybody?
Ronan
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