From owner-freebsd-stable@FreeBSD.ORG Thu Dec 22 22:24:01 2005 Return-Path: X-Original-To: stable@freebsd.org Delivered-To: freebsd-stable@FreeBSD.ORG Received: from mx1.FreeBSD.org (mx1.freebsd.org [216.136.204.125]) by hub.freebsd.org (Postfix) with ESMTP id 6DC5416A41F for ; Thu, 22 Dec 2005 22:24:01 +0000 (GMT) (envelope-from cracauer@schlepper.zs64.net) Received: from schlepper.zs64.net (schlepper.zs64.net [212.12.50.230]) by mx1.FreeBSD.org (Postfix) with ESMTP id 3E7F243D5D for ; Thu, 22 Dec 2005 22:23:59 +0000 (GMT) (envelope-from cracauer@schlepper.zs64.net) Received: from schlepper.zs64.net (schlepper [212.12.50.230]) by schlepper.zs64.net (8.13.3/8.12.9) with ESMTP id jBMMNqMv023997; Thu, 22 Dec 2005 23:23:52 +0100 (CET) (envelope-from cracauer@schlepper.zs64.net) Received: (from cracauer@localhost) by schlepper.zs64.net (8.13.3/8.12.9/Submit) id jBMMNm1C023996; Thu, 22 Dec 2005 17:23:48 -0500 (EST) (envelope-from cracauer) Date: Thu, 22 Dec 2005 17:23:48 -0500 From: Martin Cracauer To: Ivan Voras Message-ID: <20051222172348.A23728@cons.org> References: <20051216183602.S41990@geri.cc.fer.hr> Mime-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline User-Agent: Mutt/1.2.5i In-Reply-To: <20051216183602.S41990@geri.cc.fer.hr>; from ivoras@fer.hr on Fri, Dec 16, 2005 at 06:39:18PM +0100 Cc: stable@freebsd.org Subject: Re: gmirror SCSI+IDE X-BeenThere: freebsd-stable@freebsd.org X-Mailman-Version: 2.1.5 Precedence: list List-Id: Production branch of FreeBSD source code List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Thu, 22 Dec 2005 22:24:01 -0000 Ivan Voras wrote on Fri, Dec 16, 2005 at 06:39:18PM +0100: > For some funny reasons, I'll probably have to setup a gmirror between a > SCSI disk device and a IDE one, and won't have much time for testing. So > I'm wondering did anyone do such a thing and are there any caveats. It is just operating on block devices. You can plug in anything from your mp3 player to your google mailbox. > For > example, AFAIK SCSI devices are under Giant and IDE are not In 6.x and 7.x both are finer-graded. > - is there any > reason this would make problems? If you have different speeds on the disks in a raid-1 you should mess with the raid software to tell it that one disk is likely to be faster. Martin -- %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%% Martin Cracauer http://www.cons.org/cracauer/ FreeBSD - where you want to go, today. http://www.freebsd.org/