*BSD News Article 36439


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Newsgroups: comp.os.386bsd.bugs
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From: jmonroy@netcom.com (Jesus Monroy Jr)
Subject: Re: FreeBSD, fd0d: hard error
Message-ID: <jmonroyCx1278.6B3@netcom.com>
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References: <33j9hp$41l@sol.sun.csd.unb.ca> <34iv96$ik4@pdq.coe.montana.edu> <34lk6g$d44@orion.cc.andrews.edu> <CwCMrD.4p8@sneaky.lonestar.org> <35rcmj$nct@blkbox.blkbox.COM>
Date: Sun, 2 Oct 1994 04:09:08 GMT
Lines: 33

Jeff Hupp (jhupp@gensys..com) wrote:
: In article <CwCMrD.4p8@sneaky.lonestar.org>,
: Gordon Burditt <gordon@sneaky.lonestar.org> wrote:
: >Questions to those experiencing the problem:  is a SCSI controller,
: >especially an AHA1[57]4[02][ABC] also doing I/O at the same time
: >as the floppy?  (e.g. you're copying to/from your SCSI hard disk,
: >or paging in a program from it).
: >
: 	Bingo! I have two machines running FreeBSD, one with a 1 Gig SCSI 
: and the other running a 1/2 gig IDE.  I don't have the problem on the 
: machine with the IDE drive and I do with the SCSI machine.
:
	I must report that while I believe that the Adaptec
	SCSI controller is a source of problems, that perhpas
	there may be more than one cause to this problem.

	Unlike a doctor, we are not looking for symptoms -
	we are looking for the cause.  I have experience 
	the problem on more than one platform and am lead
	to beleive that I may be a series of defects from
	various manufacters..  On the west coast we are 
	constantely inundated with  the poor quality control
	of third world countries, namely the far east area.

	I. E. -- the stray IRQ 7 is very prevalient with
	cheap off-shore motherboards.


-- 
Jesus Monroy Jr                                          jmonroy@netcom.com
Zebra Research
/386BSD/device-drivers /fd /qic /clock /documentation
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