[rescue] Filesystem choice for fileserver?

Sridhar Ayengar ploopster at gmail.com
Fri Apr 18 11:07:19 CDT 2008


Phil Stracchino wrote:
>> Does anyone actually do hardware RAID?  I've never seen any.  All the
>> supposedly-hardware RAID I've seen is actually software RAID running on
>> a dedicated processor (what would more honestly be called firmware
>> RAID).  Usually it doesn't even try to hide that - for example, I've
>> seen POST-time messages like "booting controller kernel".
>>
>> Have I missed something?  Is there anyone who actually does RAID in
>> hardware?
> 
> "Firmware RAID" is, I'm sure, probably a more accurate term.
> 
> True hardware raid implemented in, say, an FPGA could probably be 
> blindingly fast.

I've seen older systems implemented in that fashion.  (At least on the 
mainframe.)  Are any of the current systems run that way?

Peace...  Sridhar



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