From mboxrd@z Thu Jan 1 00:00:00 1970 From: Jurriaan Subject: Re: 1x 3ware controllers vs. 2x 3ware controllers Date: Sat, 31 Jul 2004 19:40:02 +0200 Sender: linux-raid-owner@vger.kernel.org Message-ID: <20040731174002.GA9738@middle.of.nowhere> References: <200407311742.38058.mrwatts@fast24.co.uk> Reply-To: Jurriaan Mime-Version: 1.0 Content-Type: text/plain; charset=us-ascii Return-path: Content-Disposition: inline In-Reply-To: <200407311742.38058.mrwatts@fast24.co.uk> To: linux-raid@vger.kernel.org List-Id: linux-raid.ids From: Mark Watts Date: Sat, Jul 31, 2004 at 05:42:38PM +0100 > > > This doesn't change the fact that if you need to do a lot of random writes > > and you need to do it quickly, avoid RAID5:ing large number of drives. > > So why are scsi raid-5 systems so much better? compared to other scsi raid-arrays, they are not 'better' for small random writes. If they are better than ide, it's probably because of the smaller access times for 15k rpm drives. Jurriaan -- It has a name, among the Voyani. Lumina Arden. The light that burns. You will feel its fire, Serra Diora. Michelle West - The Broken Crown Debian (Unstable) GNU/Linux 2.6.8-rc2-mm1 2x6078 bogomips load 0.72