From owner-freebsd-geom@FreeBSD.ORG Fri Apr 23 08:41:11 2010 Return-Path: Delivered-To: freebsd-geom@freebsd.org Received: from mx1.freebsd.org (mx1.freebsd.org [IPv6:2001:4f8:fff6::34]) by hub.freebsd.org (Postfix) with ESMTP id DFF8B1065670; Fri, 23 Apr 2010 08:41:11 +0000 (UTC) (envelope-from paul@fletchermoorland.co.uk) Received: from hydra.fletchermoorland.co.uk (hydra.fletchermoorland.co.uk [78.33.209.59]) by mx1.freebsd.org (Postfix) with ESMTP id 6B23E8FC1B; Fri, 23 Apr 2010 08:41:10 +0000 (UTC) Received: from demophon.fletchermoorland.co.uk (demophon.fletchermoorland.co.uk [192.168.0.154]) by hydra.fletchermoorland.co.uk (8.14.3/8.14.3) with ESMTP id o3N8f7lR062160; Fri, 23 Apr 2010 09:41:07 +0100 (BST) (envelope-from paul@fletchermoorland.co.uk) Message-ID: <4BD15D23.8090501@fletchermoorland.co.uk> Date: Fri, 23 Apr 2010 08:41:07 +0000 From: Paul Wootton User-Agent: Thunderbird 2.0.0.23 (X11/20091217) MIME-Version: 1.0 To: Alexander Motin References: <4BD06BD9.6030401@FreeBSD.org> In-Reply-To: <4BD06BD9.6030401@FreeBSD.org> Content-Type: text/plain; charset=UTF-8; format=flowed Content-Transfer-Encoding: 7bit X-Spam-Status: No, score=2.5 required=10.0 tests=ALL_TRUSTED,BAYES_50, DNS_FROM_OPENWHOIS,FH_DATE_PAST_20XX autolearn=no version=3.2.5 X-Spam-Level: ** X-Spam-Checker-Version: SpamAssassin 3.2.5 (2008-06-10) on hydra.fletchermoorland.co.uk Cc: FreeBSD-Current , freebsd-geom@freebsd.org Subject: Re: Switchover to CAM ATA? X-BeenThere: freebsd-geom@freebsd.org X-Mailman-Version: 2.1.5 Precedence: list List-Id: GEOM-specific discussions and implementations List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Fri, 23 Apr 2010 08:41:12 -0000 Alexander Motin wrote: > > Can we do switchover now, or some more reasons preventing this? > The only thing I miss about the old ATA layer was that I knew that a drive on a particular controller would always be assigned the same adX number, whether is was present at boot time, or added days later. This could get a little messy having ad2, ad4, ad12, ad20 and ad22, but at least if I added a new drive, it would always attach to say ad8. Can this be done on the new CAM ATA? Paul