*BSD News Article 52133


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From: y0001415@ws.rz.tu-bs.de (Martin Butkus)
Newsgroups: comp.unix.bsd.freebsd.misc
Subject: Re: Install -- SCSI geometry incorrect (was OK before!)
Date: 03 Oct 1995 08:09:19 GMT
Organization: TU Braunschweig, Germany
Lines: 34
Distribution: world
Message-ID: <Y0001415.95Oct3090919@malibu.ts.rz.tu-bs.de>
References: <CSHENTON.95Sep29153215@wirehead.hq.nasa.gov>
NNTP-Posting-Host: rznb12.rz.tu-bs.de
In-reply-to: cshenton@wirehead.hq.nasa.gov's message of 29 Sep 1995 19:32:15 GMT


The default values during installation are bogus and it's not the REAL
geomety data that's wanted.

Quote from /usr/share/FAQ/Text/TROUBLESHOOTING

--- begin quote
ummary:        Nope, FreeBSD's still not booting from the hard disk.

Cause:          BIOS disk geometry different from that used when
                installing FreeBSD.

Solution:       With IDE drives, pay careful attention to the geometry
                information that FreeBSD prints out when it's first
                booting off the floppy.  Use this geometry in your BIOS
                setup or use the BIOS geometry when you install FreeBSD.
                Either way, they have to match.

                With SCSI drives, the values they report is most often
                bogus and cannot be used.  In this situation, the SCSI
                controller is performing geometry translation and
                it's probably wise to assume a default of 64 heads,
                32 sectors and 1MB/cylinder.  Use these values when
                you install FreeBSD.  See above comments concerning
                newfs failures for more info.
--- end quote

So, use 64 Heads, 32 Sectors, and 1MB/cylinder. 

Hope this helps. It helped me.
-- 
Martin Butkus					>>> Live long and prosper. <<<
Phone/Fax: +49.5331.298710
Am Stadtwege 10, 38304 Wolfenbuettel, Germany	IDDM, 7yrs, MI