From owner-freebsd-questions@FreeBSD.ORG Sun Jan 15 08:36:36 2012 Return-Path: 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 472611065690 for ; Sun, 15 Jan 2012 08:36:36 +0000 (UTC) (envelope-from v.velox@vvelox.net) Received: from vulpes.vvelox.net (vulpes.vvelox.net [99.69.115.42]) by mx1.freebsd.org (Postfix) with ESMTP id 0F07F8FC0A for ; Sun, 15 Jan 2012 08:36:35 +0000 (UTC) Received: from localhost (sheila.vvpn.vvelox.net [10.69.0.7]) (Authenticated sender: kitsune) by vulpes.vvelox.net (Postfix) with ESMTPA id 00FB63F44A for ; Sun, 15 Jan 2012 02:17:53 -0600 (CST) Date: Sun, 15 Jan 2012 02:16:57 -0600 From: "Zane C. B-H." To: freebsd-questions@freebsd.org Message-ID: <20120115021657.0311a036@vvelox.net> In-Reply-To: References: X-Mailer: Claws Mail 3.7.10 (GTK+ 2.24.6; amd64-portbld-freebsd8.2) Mime-Version: 1.0 Content-Type: text/plain; charset=US-ASCII Content-Transfer-Encoding: 7bit Subject: Re: Probable Hardware Failure X-BeenThere: freebsd-questions@freebsd.org X-Mailman-Version: 2.1.5 Precedence: list List-Id: User questions List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Sun, 15 Jan 2012 08:36:36 -0000 On Sat, 14 Jan 2012 16:12:24 -0800 Doug Hardie wrote: > I have a pretty old desktop that has been around quite awhile. It > has started periodic crashes. No log messages. However, the core > status files all show "double fault". I am confident this is a > hardware issue, but is there any easy way to determine if its power > or memory related? Those are the primary candidates although memory > is also possible. We really need to replace the entire unit, but > that might be a bit more salable if I can present convincing evidence > of the cause of the problem. In regards to the RAM, I would strongly suggest memtest86/memtest86+. When you begin seeing odd issues like that, it can be a handy tool to use for a quick RAM check.