Date: Thu, 26 Jan 1995 10:38:18 +0000 (GMT) From: Doug Rabson <dfr@render.com> To: Julian Elischer <julian@tfs.com> Cc: hackers@FreeBSD.org Subject: Re: Strange errors with AHA1542B Message-ID: <Pine.BSF.3.91.950126103504.21461B-100000@minnow.render.com> In-Reply-To: <m0rXHrD-0003x8C@TFS.COM>
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On Wed, 25 Jan 1995, Julian Elischer wrote:
> >
> > I just started noticing errors like this appearing on my console:
> >
> > blkno=3831389276 bcount=1949779968 flags=0x100010
> these figures are rubish
> something has scribbled over something else....
> > Debugger("") called.
> > aha0: aha_scsi_cmd, more than 17 DMA segs
> yep, 1949779968 bytes is more than 17 x 4k pages....
>
>
> > sd1: oops not queue
>
> >
> > Is this a known problem? Is it serious?
> no and yes...
>
> (suspect H/W (cache?))
> does it happen after a reboot?
> with a new kernel?
This is with a FreeBSD-2.0-RELEASE kernel on a 486DX33 motherboard which
has been happily running FreeBSD since it was called 386BSD-0.2.4. It
happens very infrequently and does not *appear* to cause any problems.
--
Doug Rabson, RenderMorphics Ltd. Mail: dfr@render.com
Phone: +44 71 251 4411
FAX: +44 71 251 0939
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