From owner-freebsd-alpha@FreeBSD.ORG Tue May 25 15:04:27 2004 Return-Path: Delivered-To: freebsd-alpha@freebsd.org Received: from mx1.FreeBSD.org (mx1.freebsd.org [216.136.204.125]) by hub.freebsd.org (Postfix) with ESMTP id D1B7216A4CE for ; Tue, 25 May 2004 15:04:27 -0700 (PDT) Received: from srv1.cosmo-project.de (srv1.cosmo-project.de [213.83.6.106]) by mx1.FreeBSD.org (Postfix) with ESMTP id F11D743D45 for ; Tue, 25 May 2004 15:04:26 -0700 (PDT) (envelope-from ticso@cicely12.cicely.de) Received: from cicely5.cicely.de (cicely5.cicely.de [IPv6:3ffe:400:8d0:301:200:92ff:fe9b:20e7]) (authenticated bits=0) i4PM42Dv004034 (version=TLSv1/SSLv3 cipher=EDH-RSA-DES-CBC3-SHA bits=168 verify=OK) for ; Wed, 26 May 2004 00:04:04 +0200 (CEST) (envelope-from ticso@cicely12.cicely.de) Received: from cicely12.cicely.de (cicely12.cicely.de [IPv6:3ffe:400:8d0:301::12]) by cicely5.cicely.de (8.12.10/8.12.10) with ESMTP id i4PM2hUi026061 (version=TLSv1/SSLv3 cipher=DHE-RSA-AES256-SHA bits=256 verify=NO); Wed, 26 May 2004 00:02:43 +0200 (CEST) (envelope-from ticso@cicely12.cicely.de) Received: from cicely12.cicely.de (localhost [127.0.0.1]) by cicely12.cicely.de (8.12.11/8.12.11) with ESMTP id i4PM2gN3008910; Wed, 26 May 2004 00:02:42 +0200 (CEST) (envelope-from ticso@cicely12.cicely.de) Received: (from ticso@localhost) by cicely12.cicely.de (8.12.11/8.12.11/Submit) id i4PM2gEh008909; Wed, 26 May 2004 00:02:42 +0200 (CEST) (envelope-from ticso) Date: Wed, 26 May 2004 00:02:42 +0200 From: Bernd Walter To: ticso@cicely.de, freebsd-alpha@freebsd.org Message-ID: <20040525220241.GW63479@cicely12.cicely.de> References: <005c01c43d21$d6c3ae60$6a0aa8c0@sassie.net> <20040519130709.Q77039@ns> <20040519160523.GX70900@cicely12.cicely.de> <20040525215103.GA10792@gsmx07.alcatel.com.au> Mime-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <20040525215103.GA10792@gsmx07.alcatel.com.au> X-Operating-System: FreeBSD cicely12.cicely.de 5.2-CURRENT alpha User-Agent: Mutt/1.5.6i X-Spam-Status: No, hits=-4.9 required=3.0 tests=BAYES_00 autolearn=ham version=2.63 X-Spam-Report: * -4.9 BAYES_00 BODY: Bayesian spam probability is 0 to 1% * [score: 0.0000] X-Spam-Checker-Version: SpamAssassin 2.63 (2004-01-11) on cicely12.cicely.de Subject: Re: FBSD 4.9 on AlphaServer 1000a/400 X-BeenThere: freebsd-alpha@freebsd.org X-Mailman-Version: 2.1.1 Precedence: list Reply-To: ticso@cicely.de List-Id: Porting FreeBSD to the Alpha List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Tue, 25 May 2004 22:04:27 -0000 On Wed, May 26, 2004 at 07:51:03AM +1000, Peter Jeremy wrote: > On 2004-May-19 18:05:23 +0200, Bernd Walter wrote: > >AFAIK the 960 can't handle drives with sizes greater than 8G and > >some firmware revisions even with drives >2G, but I'm not shure with it. > >Have this drives ever been in use with this controller? > > We have a significant number of KZPAC (Mylex DAC960) controllers in use > and looked into this issue a few years ago. > > I haven't seen any references to a 2GB limit. DEC/Compaq/HP state > that the maximum drive size is 9.1GB. We have experimented with > JBOD volumes using larger disks (18GB and 36GB) - which seem to work > successfully. Note that block addresses wrap around at 32GB - the > configuration utility recognizes that the 36GB disk has 36GB but > wraps the top 4GB over the bottom 4GB - which is undesirable. I mixed something up - it seems to be the boot partition limitation on x86 BIOS. Alpha boot support is different of course. -- B.Walter BWCT http://www.bwct.de bernd@bwct.de info@bwct.de