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Date:      Fri, 27 Jun 1997 12:21:08 -0600
From:      Steve Passe <smp@csn.net>
To:        Stephen Roome <steve@visint.co.uk>
Cc:        smp@freebsd.org
Subject:   Re: Weird segfaults etc.. 
Message-ID:  <199706271821.MAA02798@Ilsa.StevesCafe.com>
In-Reply-To: Your message of "Fri, 27 Jun 1997 18:10:54 BST." <Pine.BSF.3.95.970627175942.20047A-100000@dylan.visint.co.uk> 

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Hi,

> I've just upgraded (?) to 3.0-970618-SNAP with SMP, and I'm getting weird
> errors this time (last time I supped it down on top of current about 2
> months ago it was rock solid).
> 
> I tend to be getting stuff like, cc1: died with internal signal 10 or 11
> quite often. I saw a similar problem on a standard 2.2.2 machine, but only
> once, this happens more regularly while trying to build kernels and the
> like.

there were minor changes on 5/30, but they are of the nature of "should work
or fail".  the next major changes were on 6/22, the SMP_PRIVPAGES code.
I strongly suggest cvsupping -current (complete world, not just sys)
and remaking both kernel and world.

---
> Anyway, here's the mptable output, I think mptable might be screwing up,
> because I sure as hell put SMP_AUTOSTART in the kernel, and it did it as
> well.

if you are refering to the lines:

# Useful:
#options		SMP_AUTOSTART		# start the additional CPUs

you are misunderstanding how the mptable program works.  mptable merely
reads the MP spec data from the hardware as the BIOS sets it up.  It will
read the same reguardless of whether a UP or an SMP kernel is currently
booted.  "option" lines do NOT come from MP spec data, but instead are compiled
into the mptable program.  they reflect your current choices (as of the time
mptable was last modified) for configuring your SMP kernel.  the presense
or absense of a leading '#' char on a line reflects whether that option
would be used in a 'GENERIC' kernel, and is a judgement call in most cases.

--
Steve Passe	| powered by 
smp@csn.net	|            Symmetric MultiProcessor FreeBSD





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