Re: Oracle & RAID

From: David Busby <dbusby3_at_slb.com>
Date: Thu, 29 Mar 2001 09:09:20 -0600
Message-ID: <3AC35020.98B0CFD5@slb.com>

Oracle wants everything on seperate disks. RAID makes every thing one big disk with strips. Now your problem is not disk contention but strip contention. Some RAID packages come with software to help you identify possible strip contention and then you can just relocate the data files for that segment.

dsmcd wrote:

> I've been studying about Oracle logical and physical database layouts,
> but am
> having a hard time understanding how RAID (probably 5 or 10) affects
> these
> configurations.
>
> What good does it do to say that certain files should be on separated
> discs if
> RAID is striping?
>
> Please be gentle, I'm still in the learning stages for both Oracle and
> RAID.
>
> Any reference books or websites also appreciated.
>
> Oracle 8i on NT4
>
> TIA,
> D.
Received on Thu Mar 29 2001 - 09:09:20 CST