Date: Mon, 13 Mar 2006 19:49:26 -0500 (EST) From: Jerry McAllister <jerrymc@clunix.cl.msu.edu> To: sub02@freeode.co.uk Cc: freebsd-questions@freebsd.org Subject: Re: Using 'incorrect' HD geometry. Message-ID: <200603140049.k2E0nQES021139@clunix.cl.msu.edu> In-Reply-To: <qr2c125n68bv0m8u7phhchoks0geet8ch9@4ax.com>
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> > I'm currently dual booting FreeBSD-5.3 and Windows 2000 on a WD800BB > 80GB IDE HD. It all seems to be working very well, but now I want to > install 6.0 on the slice where 5.3 is. fdisk -s currently says: Nowdays, the geometry on the drives seems to be 'virtual' and so you should just let the installer/fdisk do what it wants and leave it that way. If it doesn't work the way the installer wants to then there may be a problem. But if it works, just ignore the warnings. ////jerry > > /dev/ad0: 155061 cyl 16 hd 63 sec > > Part Start Size Type Flags > 1: 63 5981220 0x0b 0x00 > 2: 5981283 13971447 0xa5 0x80 > 3: 19958400 136337040 0x0f 0x00 > > The problem is that the installer says that geometry of 155061/16/63 > is incorrect and suggests using the BIOS geometry of 38309/16/255. > > I'm worried that if I change the geometry I may lose the existing > Win2k slices (1 and 3 in the fdisk output). I'm not even convinced > that what the BIOS says is correct, as I get the following from other > sources: > > 16383/16/63 from the Western Digital web site. > 10337/240/63 probed values from Scisoft Sandra. > 10337/240/63 " " " Ranish Partition Manager. > > If I make sure the installer uses the existing incorrect geometry, > does that guarantee that the other slices will be unaffected? > > What future problems may that lead to? > > -- > John. > _______________________________________________ > freebsd-questions@freebsd.org mailing list > http://lists.freebsd.org/mailman/listinfo/freebsd-questions > To unsubscribe, send any mail to "freebsd-questions-unsubscribe@freebsd.org" >
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