From owner-freebsd-questions@FreeBSD.ORG  Fri Feb  1 20:23:48 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 B67C116A41B
	for <freebsd-questions@freebsd.org>;
	Fri,  1 Feb 2008 20:23:48 +0000 (UTC)
	(envelope-from fbsd.questions@rachie.is-a-geek.net)
Received: from snoogles.rachie.is-a-geek.net (rachie.is-a-geek.net
	[66.230.99.27])
	by mx1.freebsd.org (Postfix) with ESMTP id 7D6C213C45D
	for <freebsd-questions@freebsd.org>;
	Fri,  1 Feb 2008 20:23:48 +0000 (UTC)
	(envelope-from fbsd.questions@rachie.is-a-geek.net)
Received: from localhost (localhost [127.0.0.1])
	by snoogles.rachie.is-a-geek.net (Postfix) with ESMTP id 858161CC8B
	for <freebsd-questions@freebsd.org>;
	Fri,  1 Feb 2008 11:23:47 -0900 (AKST)
From: Mel <fbsd.questions@rachie.is-a-geek.net>
To: freebsd-questions@freebsd.org
Date: Fri, 1 Feb 2008 21:23:45 +0100
User-Agent: KMail/1.9.7
References: <a9f4a3860802011140x5d50663bgfadcbaf351c95f6d@mail.gmail.com>
In-Reply-To: <a9f4a3860802011140x5d50663bgfadcbaf351c95f6d@mail.gmail.com>
MIME-Version: 1.0
Content-Type: text/plain;
  charset="iso-8859-1"
Content-Transfer-Encoding: 7bit
Content-Disposition: inline
Message-Id: <200802012123.46031.fbsd.questions@rachie.is-a-geek.net>
Subject: Re: This has begun to annoy me...
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: Fri, 01 Feb 2008 20:23:48 -0000

On Friday 01 February 2008 20:40:32 Kurt Buff wrote:
> I've been getting this in my daily security email from one of my boxes
> for quite a while, and have been ignoring it, because of workload.
>
> However, it's finally annoyed me enough to pursue it.
>
> What would the significance of the following section be?
>
> zsquid.mycompany.com kernel log messages:
> +++ /tmp/security.4blejPLW	Fri Feb  1 03:02:08 2008
> +ad6: TIMEOUT - WRITE_DMA retrying (1 retry left) LBA=4662143
> +ad6: TIMEOUT - WRITE_DMA retrying (1 retry left) LBA=113995359
> +ad6: TIMEOUT - WRITE_DMA retrying (1 retry left) LBA=112970015
> +ad6: TIMEOUT - WRITE_DMA retrying (1 retry left) LBA=4668319
> +ad6: TIMEOUT - WRITE_DMA retrying (1 retry left) LBA=4849151
> +ad6: TIMEOUT - WRITE_DMA retrying (1 retry left) LBA=115527359
> +ad6: TIMEOUT - WRITE_DMA retrying (1 retry left) LBA=113714335
> +ad6: TIMEOUT - WRITE_DMA retrying (1 retry left) LBA=113715199
> +ad6: TIMEOUT - WRITE_DMA retrying (1 retry left) LBA=4570911
> +ad6: TIMEOUT - WRITE_DMA retrying (1 retry left) LBA=42958719
> +ad6: TIMEOUT - WRITE_DMA retrying (1 retry left) LBA=113343327
> +ad6: TIMEOUT - WRITE_DMA retrying (1 retry left) LBA=117315327
>
> It looks like disk write errors to me, but I'm not sure.
>

Disk errors (as in bad sectors) or bad cable.
-- 
Mel