Re: Oracle database running on SUN server

From: Sybrand Bakker <gooiditweg_at_sybrandb.demon.nl>
Date: Fri, 15 Nov 2002 23:37:51 +0100
Message-ID: <antatu0pof2p274fdkdus7ogt4b6qcg5nn@4ax.com>

On 15 Nov 2002 14:27:27 -0800, fzhou99_at_yahoo.com (fzhou99_at_yahoo.com) wrote:

> My
>concern is with SUN A1000 storage array/RAID 5 I got dissapointing I/O
>performance.

As was to be expected as RAID 5 has CRC checks for each write and you shouldn't use on write intensive parts of the database. Mind you, one of cour customers has A-1000s too, for a badly tuned app, and the disk definitely is the culprit.

Hth

Sybrand Bakker, Senior Oracle DBA

To reply remove -verwijderdit from my e-mail address Received on Fri Nov 15 2002 - 16:37:51 CST