From owner-freebsd-hackers Thu Jan 2 2: 7:14 2003 Delivered-To: freebsd-hackers@freebsd.org Received: from mx1.FreeBSD.org (mx1.freebsd.org [216.136.204.125]) by hub.freebsd.org (Postfix) with ESMTP id 9619A37B401 for ; Thu, 2 Jan 2003 02:07:13 -0800 (PST) Received: from spider.deepcore.dk (cpe.atm2-0-56339.0x50c6aa0a.abnxx2.customer.tele.dk [80.198.170.10]) by mx1.FreeBSD.org (Postfix) with ESMTP id 4477D43ED8 for ; Thu, 2 Jan 2003 02:07:02 -0800 (PST) (envelope-from sos@spider.deepcore.dk) Received: (from sos@localhost) by spider.deepcore.dk (8.12.5/8.12.6) id h02A6wEe036256; Thu, 2 Jan 2003 11:06:58 +0100 (CET) (envelope-from sos) From: Soeren Schmidt Message-Id: <200301021006.h02A6wEe036256@spider.deepcore.dk> Subject: Re: ATA RAID performance In-Reply-To: <000501c2b241$21927560$31dfe8d8@slugabed.org> To: Sean Hamilton Date: Thu, 2 Jan 2003 11:06:58 +0100 (CET) Cc: hackers@FreeBSD.ORG X-Mailer: ELM [version 2.4ME+ PL98b (25)] MIME-Version: 1.0 Content-Transfer-Encoding: 8bit Content-Type: text/plain; charset=ISO-8859-1 Sender: owner-freebsd-hackers@FreeBSD.ORG Precedence: bulk List-ID: List-Archive: (Web Archive) List-Help: (List Instructions) List-Subscribe: List-Unsubscribe: X-Loop: FreeBSD.ORG It seems Sean Hamilton wrote: > Greetings, > > I have tried using both atacontrol and ccdconfig to create stripes and > mirrors of various sizes, and have found that in all cases, read performance > *decreased*. Uhm, what kind of disks, stripesize etc are you using, without that info noone can tell you why... -Søren To Unsubscribe: send mail to majordomo@FreeBSD.org with "unsubscribe freebsd-hackers" in the body of the message