From owner-freebsd-questions@FreeBSD.ORG  Sat Mar 22 23:15:58 2008
Return-Path: <owner-freebsd-questions@FreeBSD.ORG>
Delivered-To: freebsd-questions@freebsd.org
Received: from mx1.freebsd.org (mx1.freebsd.org [IPv6:2001:4f8:fff6::34])
	by hub.freebsd.org (Postfix) with ESMTP id 271C51065670
	for <freebsd-questions@freebsd.org>;
	Sat, 22 Mar 2008 23:15:58 +0000 (UTC)
	(envelope-from kris@FreeBSD.org)
Received: from weak.local (freefall.freebsd.org [IPv6:2001:4f8:fff6::28])
	by mx1.freebsd.org (Postfix) with ESMTP id 7F0D88FC12;
	Sat, 22 Mar 2008 23:15:57 +0000 (UTC)
	(envelope-from kris@FreeBSD.org)
Message-ID: <47E59330.3060508@FreeBSD.org>
Date: Sun, 23 Mar 2008 00:16:00 +0100
From: Kris Kennaway <kris@FreeBSD.org>
User-Agent: Thunderbird 2.0.0.12 (Macintosh/20080213)
MIME-Version: 1.0
To: Frank Solensky <frank@solensky.org>
References: <1206206674.5811.22.camel@frank-laptop>	<47E54B16.2070405@FreeBSD.org>
	<1206214985.5737.2.camel@frank-laptop>
In-Reply-To: <1206214985.5737.2.camel@frank-laptop>
Content-Type: text/plain; charset=ISO-8859-1; format=flowed
Content-Transfer-Encoding: 7bit
Cc: freebsd-questions@freebsd.org
Subject: Re: "Fatal Trap 19" on initial install
X-BeenThere: freebsd-questions@freebsd.org
X-Mailman-Version: 2.1.5
Precedence: list
List-Id: User questions <freebsd-questions.freebsd.org>
List-Unsubscribe: <http://lists.freebsd.org/mailman/listinfo/freebsd-questions>, 
	<mailto:freebsd-questions-request@freebsd.org?subject=unsubscribe>
List-Archive: <http://lists.freebsd.org/pipermail/freebsd-questions>
List-Post: <mailto:freebsd-questions@freebsd.org>
List-Help: <mailto:freebsd-questions-request@freebsd.org?subject=help>
List-Subscribe: <http://lists.freebsd.org/mailman/listinfo/freebsd-questions>, 
	<mailto:freebsd-questions-request@freebsd.org?subject=subscribe>
X-List-Received-Date: Sat, 22 Mar 2008 23:15:58 -0000

Frank Solensky wrote:
> On Sat, 2008-03-22 at 19:08 +0100, Kris Kennaway wrote:
>> Frank Solensky wrote:
>>> ..  I believe the "RAM parity error" is a red herring: I haven't
>>> had any problems running Linux or Vista on this machine and running
>>> Memtest86+ overnight didn't turn up any problems.
>>>
>>> http://updraft3.jp.freebsd.org/cgi/query-pr.cgi?pr=i386/107564 appears
>>> to be similar but unresolved.
>>> ...
>>> Any suggestions?  Thanks in advance..
>> The other OSes may be recovering (with performance penalty) from your 
>> RAM errors due to additional code not present in FreeBSD.  In my 
>> experience this error is not a red herring, it indicates a real problem 
>> with your memory.
> 
> What form of memory testing does the install process use?  Or is there
> some way to get more specific info about where the failure is occuring?
> It'll be easier for me to work with the manufacturer if I can give them
> more info about the failure.

No testing is done by the OS, these errors are being reported to it by 
the hardware as they occur.  Your BIOS may keep a log of ECC errors it 
detects.

Kris