From owner-freebsd-current Wed Feb 23 10:43:26 2000 Delivered-To: freebsd-current@freebsd.org Received: from mailman.zeta.org.au (mailman.zeta.org.au [203.26.10.16]) by hub.freebsd.org (Postfix) with ESMTP id 52F5237B96D for ; Wed, 23 Feb 2000 10:43:20 -0800 (PST) (envelope-from bde@zeta.org.au) Received: from bde.zeta.org.au (bde.zeta.org.au [203.2.228.102]) by mailman.zeta.org.au (8.8.7/8.8.7) with ESMTP id FAA22656; Thu, 24 Feb 2000 05:47:22 +1100 Date: Thu, 24 Feb 2000 05:43:04 +1100 (EST) From: Bruce Evans X-Sender: bde@alphplex.bde.org To: Andreas Klemm Cc: current@FreeBSD.ORG Subject: Re: disklabels partition sizes differ from FreeBSDs syslog messages on mounting In-Reply-To: <20000223152130.A1583@titan.klemm.gtn.com> Message-ID: MIME-Version: 1.0 Content-Type: TEXT/PLAIN; charset=US-ASCII Sender: owner-freebsd-current@FreeBSD.ORG Precedence: bulk X-Loop: FreeBSD.ORG On Wed, 23 Feb 2000, Andreas Klemm wrote: > On Wed, Feb 23, 2000 at 11:43:32PM +1100, Bruce Evans wrote: > > Old systems don't support 40GB disks (except in LBA mode, which is > > broken in other ways). > what do you mean exactly with "old systems" ? FreeBSD-3.x, or FreeBSD--current with the wd driver. > Please look here: > FreeBSD is able to detect the drive in it's full size, kernel message: > ad4: 39082MB [79406/16/63] at ata2-master using UDMA33 > 79406*16*63= 80041248 sectors Old systems only support 65536 cylinders. (All FreeBSD drivers only support 65556 sectors in CHS mode.) > Disklabel also has reasonable entries: > sectors/track: 63 > tracks/cylinder: 255 > cylinders: 4217 > sectors/unit: 67746105 > 255*63*4217= 67746105 > which should be the size of my FreeBSD slice This is reasonable if the slice isn't [nearly] the whole disk. Bruce To Unsubscribe: send mail to majordomo@FreeBSD.org with "unsubscribe freebsd-current" in the body of the message