From owner-freebsd-questions@FreeBSD.ORG Sun Feb 11 04:24:23 2007 Return-Path: X-Original-To: freebsd-questions@freebsd.org Delivered-To: freebsd-questions@freebsd.org Received: from mx1.freebsd.org (mx1.freebsd.org [69.147.83.52]) by hub.freebsd.org (Postfix) with ESMTP id 4B30416A401 for ; Sun, 11 Feb 2007 04:24:23 +0000 (UTC) (envelope-from perryh@pluto.rain.com) Received: from agora.rdrop.com (agora.rdrop.com [199.26.172.34]) by mx1.freebsd.org (Postfix) with ESMTP id 2F17613C467 for ; Sun, 11 Feb 2007 04:24:23 +0000 (UTC) (envelope-from perryh@pluto.rain.com) Received: from agora.rdrop.com (66@localhost [127.0.0.1]) by agora.rdrop.com (8.13.1/8.12.7) with ESMTP id l1B4OMcf049689 (version=TLSv1/SSLv3 cipher=DHE-RSA-AES256-SHA bits=256 verify=NOT); Sat, 10 Feb 2007 20:24:22 -0800 (PST) (envelope-from perryh@pluto.rain.com) Received: (from uucp@localhost) by agora.rdrop.com (8.13.1/8.12.9/Submit) with UUCP id l1B4OMJ3049688; Sat, 10 Feb 2007 20:24:22 -0800 (PST) Received: from fbsd61 ([192.168.200.61]) by pluto.rain.com (4.1/SMI-4.1-pluto-M2060407) id AA02808; Sat, 10 Feb 07 18:42:02 PST Date: Sat, 10 Feb 2007 18:43:47 -0800 From: perryh@pluto.rain.com To: dino_vliet@yahoo.com Message-Id: <45ce82e3.kOrFHOCSLo9cIGkY%perryh@pluto.rain.com> References: <64265.13098.qm@web51108.mail.yahoo.com> <45CE324B.308@mac.com> In-Reply-To: <45CE324B.308@mac.com> User-Agent: nail 11.25 7/29/05 Mime-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Transfer-Encoding: 7bit Cc: freebsd-questions@freebsd.org Subject: Re: backup solution X-BeenThere: freebsd-questions@freebsd.org X-Mailman-Version: 2.1.5 Precedence: list List-Id: User questions List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Sun, 11 Feb 2007 04:24:23 -0000 > > Then I will install freebsd on the first disk and will > > use the two spare IDE-disks on the same cable as a > > geom-mirror. > ... > Please be aware that the ATA implementation of the VIA EPIA > chipset isn't the greatest, especially when both are active at > the same time. I've seen drive performance drop towards 5MB/s > for WDC600/WDC800/WDC1200-grade drives which normally run at > 40MB/s if you do something on the other channel as well. Dunno about that chipset in particular; some will perform much better with concurrent operations split across the two channels than on the same channel. You might be better off to have root and one of the mirror disks on ide0 and the other mirror disk on ide1 with the DVD.