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From: Peter Risdon <peter@circlesquared.com>
To: "J.D. Bronson" <jbronson@wixb.com>
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Date: Thu, 06 Jan 2005 15:46:19 +0000
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cc: Giorgos Keramidas <keramida@ceid.upatras.gr>
cc: freebsd-questions@freebsd.org
Subject: Re: finally a crash dump on 5.3
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On Thu, 2005-01-06 at 09:44 -0600, J.D. Bronson wrote:
> At 09:32 AM 1/6/2005, Giorgos Keramidas wrote:
> >On 2005-01-06 08:56, "J.D. Bronson" <jbronson@wixb.com> wrote:
> > > I was up for 2wks and today saw this:
> > >
> > > Fatal trap 12 - page fault while in kernel mode
> > > CPUID 0 APIC ID 0
> > > Fault write address = 0x418ad66c
> > > Fault code = supervisor write, page not present
> > > [...]
> > >
> > > What do I do with this information now that I finally have it ?
> >
> >During the next boot, savecore should save a crash dump in /var/crash
> >(assuming one was successfully saved in swap when the crash happened).
> >
> >Look at the Developers Handbook for details about obtaining a stack
> >trace of the kernel at the moment of the crash:
> >http://www.freebsd.org/doc/en_US.ISO8859-1/books/developers-handbook/kerneldebug-gdb.html
> 
> 
> Well so much for that idea :(
> 
> 9:43:24am /var/crash> ls -al
> total 6
> drwxr-x---   2 root  wheel  512 Dec 29 18:25 .
> drwxr-xr-x  23 root  wheel  512 Jan  6 09:37 ..
> -rw-r--r--   1 root  wheel    5 Nov  4 19:27 minfree

Call me old-fashioned, but I'd run memtest.

Peter.