[nycbug-talk] Fwd: Adaptec AAC raid support

[Okan Demirmen]

On Mon 2005.03.21 at 12:23 -0800, pete wright wrote:
> On Mon, 21 Mar 2005 14:04:54 -0500, Marco Scoffier <marco at metm.org> wrote:
> > On Mon, Mar 21, 2005 at 01:15:46PM -0500, Isaac Levy wrote:
> > >With that stated, as the dust is settling with this issue- and myself
> > >being a bit outside of the daily-use OpenBSD camp, what is everyone
> > >going to use for RAID on OpenBSD?  (I'm particularly interested in sata
> > >hardware raid...?!?)
> > >
> > 
> > What I wonder is if hardware is really the way to go.  What's the difference in
> > overhead btw say a hardware raid5 and putting the card in jbod mode and running
> > raidctl.  [ I have not googled this lately ]
> 
> I think it probably depends on what you are going to be using your
> RAID setup in.  For example on some systems I've worked on where we
> have needed high/sustained throughput we actually used a mixture of
> hardware RAID and software mirroring/parity management.

i agree with pete in that your decision of raid, and the level of
raid, depends heavily on the application. a web server and a database
server have different needs, hence a different approach is needed
for each.

okan

-- 
Okan Demirmen <okan at demirmen.com>
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