From owner-freebsd-questions@FreeBSD.ORG Fri Aug 8 14:37:00 2014 Return-Path: Delivered-To: freebsd-questions@freebsd.org Received: from mx1.freebsd.org (mx1.freebsd.org [IPv6:2001:1900:2254:206a::19:1]) (using TLSv1 with cipher ADH-AES256-SHA (256/256 bits)) (No client certificate requested) by hub.freebsd.org (Postfix) with ESMTPS id 09D39A16; Fri, 8 Aug 2014 14:37:00 +0000 (UTC) Received: from smtprelay01.ispgateway.de (smtprelay01.ispgateway.de [80.67.31.35]) (using TLSv1 with cipher DHE-RSA-AES256-SHA (256/256 bits)) (Client did not present a certificate) by mx1.freebsd.org (Postfix) with ESMTPS id BAEB02A39; Fri, 8 Aug 2014 14:36:59 +0000 (UTC) Received: from [80.67.16.112] (helo=webmail.df.eu) by smtprelay01.ispgateway.de with esmtpa (Exim 4.68) (envelope-from ) id 1XFlGw-0002K9-KZ; Fri, 08 Aug 2014 16:35:58 +0200 MIME-Version: 1.0 Content-Type: text/plain; charset=US-ASCII; format=flowed Content-Transfer-Encoding: 7bit Date: Fri, 08 Aug 2014 16:35:58 +0200 From: Markus Hoenicka To: David Benfell Subject: Re: it keeps crashing and I don't know why In-Reply-To: <20140808143135.GB99074@home.parts-unknown.org> References: <20140808132735.GA2102@home.parts-unknown.org> <524f159823ff336519ca97c9b2b57bed@mhoenicka.de> <20140808135357.GA392@home.parts-unknown.org> <809311aa7e3c0e025ffd98fc1bd0f209@mhoenicka.de> <20140808143135.GB99074@home.parts-unknown.org> Message-ID: X-Sender: markus.hoenicka@mhoenicka.de User-Agent: Roundcube Webmail X-Df-Sender: bWFya3VzLmhvZW5pY2thQG1ob2VuaWNrYS5kZQ== Cc: freebsd-questions , owner-freebsd-questions@freebsd.org X-BeenThere: freebsd-questions@freebsd.org X-Mailman-Version: 2.1.18 Precedence: list List-Id: User questions List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Fri, 08 Aug 2014 14:37:00 -0000 At 2014-08-08 16:31, David Benfell was heard to say: > On Fri, Aug 08, 2014 at 04:00:29PM +0200, Markus Hoenicka wrote: >> >> Well, if memory corruption is a possible source of your problems, >> you'd >> better run memtest as Maxim suggested. Some Linux live CDs contain it >> anyway, see e.g. Knoppix. >> > I think Maxim was pointing to something even more convenient. > Memtester is a port, found in sysutils. I'm running it now. > > Maybe the system will stay up long enough for it to complete.... > > Thanks! I don't know the innards of FreeBSD well enough to be sure, but I remember from the days of yore that memtest runs without an OS to be able to do whatever it likes. This was said (back then) to give more thorough results than if you allow the OS to interfere with memory access. regards, Markus -- Markus Hoenicka http://www.mhoenicka.de AQ score 38