Subject: Re: SBC probs
To: John P. Wittkoski <jpw@netscape.com>
From: The Great Mr. Kurtz [David A. Gatwood] <davagatw@mars.utm.edu>
List: port-mac68k
Date: 08/31/1996 16:15:26
On Fri, 30 Aug 1996, John P. Wittkoski wrote:

> The Great Mr. Kurtz [David A. Gatwood] wrote:
>
> > To throw in another POV, I've had similar problems with my brand-spanking-
> > new (Quantum) internal drive on my PB145, both with NCRSCSI and sbc,
> > but the drive checks out fine.  Redoing mkfs makes the problem go away for
> > about a week and then it returns in full force, with a list of literally
> > hundreds of bad blocks in fsck.  I haven't checked the syslog, so I don't
> > know if the problems are recorded there or not, but the sheer quantity of
> > errors would suggest that either 1. the hardware is failing on 40, 50,
> > 60+ percent of its reads (which would undoubtedly show up under MacOS as
> > well),
>
> I have noticed on my system that NetBSD seems to be less tolerant
> of SCSI chain problems (impedence problem with old cables, and
> termination issues) than MacOS is, although I don't know why
> this might be the case.

I had the same type of problem with my PowerMac 7100.  'Course that
doesn't help the PB145, which had those read errors without any external
drives attached.  Strange....

Later,

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