Re: Performance with RAID5 / mirroring ?

From: Hans van Dam <LandRoverManREMOVETHIS_at_tiscalimail.nl>
Date: Wed, 29 Jan 2003 11:46:53 GMT
Message-ID: <3e37be05.424238406@pollux.casema.net>

On Wed, 29 Jan 2003 09:43:54 +0100, "RoBog" <robog_at_tin.it> wrote:

>We have Oracle 8.17 (win NT) on 4 hd (data + index + redo + system)
>
>If we use RAID5 what's the impact on performance?
>
>If we use mirroring (4+4 hd) what's the impact on performance?

RAID 0 = performance (striping)
RAID 1 = safety (mirrorring)
RAID 5 = compromise between performance and safety

RAID 0+1 = performance and safety without compromise

Read all (?) about it at http://www.mylex.com/solutions/aboutrdr.html

Groeten,

Hans van Dam. Received on Wed Jan 29 2003 - 05:46:53 CST