Re: SAN Raid5 layout?

From: Jos <jga.wolters_at_abp.nl>
Date: Wed, 12 Jun 2002 14:34:41 +0200
Message-ID: <ae7f58$mr418@sunsv007>

Hi,

Recently I did some test with a 80 GB database on ESS and it seems that "spreading" IO over different packs doesn't make much difference in performance.

We decided to throw the datafiles in the big box (ESS) and let the ESS manage.

Jos.

Tim Smith <timasmith_at_hotmail.com> schreef in berichtnieuws a7234bb1.0205021034.5ebfa9e8_at_posting.google.com...
> Hi,
> We are implenting IBM's Enterprise Storage Server using Raid 5.
> We have an Oracle database, approx 300GB and have 4 8 disk packs to
> spread out over.
>
> Traditionally I am used to putting redo logs, rollbacks segments etc.
> over single disks to spread the I/O. Is this type of action now
> redundant such that I should not worry - just let the system manage
> the raid and disks and I simply use space as needed.
>
> tia
>
> Tim
Received on Wed Jun 12 2002 - 07:34:41 CDT