*BSD News Article 72521


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From: rashid@rk.ios.com (Rashid  Karimov)
Newsgroups: comp.unix.bsd.freebsd.misc
Subject: Re: FreeBSD doesn't like my new SCSI drive !
Date: 1 Jul 1996 15:54:21 GMT
Organization: Internet Online Services
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Message-ID: <4r8sbd$jl9@news.ios.com>
References: <aak2.836203112@Ra.MsState.Edu>
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		Hi there folx,

Atif Ahmad Khan (aak2@Ra.MsState.Edu) wrote:

: My machine : Pentium-100, 64MB Mem, Adaptec 2940UW SCSI controller
:              and an Quantum XP34300W 4GB Wide SCSI drive. Oh and an
:              Intel 100Mbps PCI ethernet card.  Disk is a dedicated
:              FreeBSD drive.

: I just got the drive yesterday.  I tried installing the latest and
: the greatest 2.2-960612-SNAP and when I got to the "partitioning the
: drive" part, I got an error message that said that my drive parameters
: were incorrect and they were going to be rest to default.

: My drive paramaters according to Quantum should be :
: 3832 Cylinders, 20 heads and 80 to 134 Sectors/track.

: FreeBSD doesn't allow more than 64 heads  :(
: I installed the OS as the auto-geometery thing suggested and ofcourse
: it doesn't boot from hard drive.  I have to use a floppy drive to boot
: the machine. 


	FreeBSD recalculates HDD geometries into XXXX/64/32 formula,
	where XXXX equals 1024 for 1G,2048 for 2 GB and so on.
	It is absolutely normal and won't cause any problems.
	The physical geometry of HDD has very little sense for SCSI.



	Rashid.
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