>>Don't think RAID is what he means. I think he means combining multiple
>>block-devices in one. RAID is putting the SAME data on more then one
device.
>RAID level 0 is striping.
>RAID level 1 is mirroring.
>RAID levels 3, 4, and 5 are striping with parity.
>RAID level 0 is often not referred to as RAID at all. I believe it's not
>part of the "official" RAID definition, but if so it's certainly a defacto
>definition.
>There's also an option that I call "concatenation" (not sure what official
>name is) where you write everything onto one disk until it's full, then go
>on to the next one. It doesn't have a RAID name. RAID 0 would give you
>better throughput, and acheive the same effect in terms of space.
You're right on this. I don't know what RAID controllers cost, but it will
be more than an IDE controller....
Igmar
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