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Date:      Fri, 13 Jul 2001 13:35:22 -0700
From:      "Chad R. Larson" <chad@DCFinc.com>
To:        Tom <tom@uniserve.com>
Cc:        Steve Price <steve@havk.org>, stable@FreeBSD.ORG
Subject:   Re: NMI panics
Message-ID:  <20010713133522.B14772@freeway.dcfinc.com>
In-Reply-To: <Pine.BSF.4.10.10107130920330.47572-100000@athena.uniserve.ca>; from tom@uniserve.com on Fri, Jul 13, 2001 at 09:21:47AM -0700
References:  <20010713103238.T75539@bsd.havk.org> <Pine.BSF.4.10.10107130920330.47572-100000@athena.uniserve.ca>

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On Fri, Jul 13, 2001 at 09:21:47AM -0700, Tom wrote:
> On Fri, 13 Jul 2001, Steve Price wrote:
>> Anyone have any suggestions for what the most probable causes of
>> the following panic are?
>> 
>> panic: NMI indicates hardware failure
> 
> Typically, it is a memory problem.  If you use ECC or parity memory,
> and a memory error is detected (and unfixable with ECC), the memory
> subsystem deliveres a NMI.

The other sources for NMI on PC platforms are hardware debuggers and
the power supply (early supplies would generate NMI on loss of line
power).

> Tom

	-crl
--
Chad R. Larson (CRL15)   602-953-1392   Brother, can you paradigm?
chad@dcfinc.com         chad@larsons.org          larson1@home.com
DCF, Inc. - 14623 North 49th Place, Scottsdale, Arizona 85254-2207

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