From owner-freebsd-questions@FreeBSD.ORG Tue May 18 15:19:57 2010 Return-Path: Delivered-To: questions@freebsd.org Received: from mx1.freebsd.org (mx1.freebsd.org [IPv6:2001:4f8:fff6::34]) by hub.freebsd.org (Postfix) with ESMTP id 53CB41065673 for ; Tue, 18 May 2010 15:19:57 +0000 (UTC) (envelope-from doug@polands.org) Received: from hrndva-omtalb.mail.rr.com (hrndva-omtalb.mail.rr.com [71.74.56.124]) by mx1.freebsd.org (Postfix) with ESMTP id 0DCE28FC0A for ; Tue, 18 May 2010 15:19:56 +0000 (UTC) X-Authority-Analysis: v=1.1 cv=MoOeBCR3UCSroT7bBzr0mtJUqJhHyBWzyNa37ex1qNU= c=1 sm=0 a=ADBQPqJMlbwA:10 a=8nJEP1OIZ-IA:10 a=02fl1sNAWVw4WL3Wmu4WJA==:17 a=KyEMvwJ4pq286XDrDOgA:9 a=MCioutOaohu75KIFCQl4EsS_CAkA:4 a=wPNLvfGTeEIA:10 a=02fl1sNAWVw4WL3Wmu4WJA==:117 X-Cloudmark-Score: 0 X-Originating-IP: 75.87.219.217 Received: from [75.87.219.217] ([75.87.219.217:52667] helo=haran.polands.org) by hrndva-oedge01.mail.rr.com (envelope-from ) (ecelerity 2.2.2.39 r()) with ESMTP id 59/65-11283-B10B2FB4; Tue, 18 May 2010 15:19:56 +0000 Received: from email.polands.org (ararat.polands.org [172.16.1.20]) by haran.polands.org (8.14.4/8.14.4) with ESMTP id o4IFJtVA063124; Tue, 18 May 2010 10:19:55 -0500 (CDT) (envelope-from doug@polands.org) Received: from 209.103.214.35 (SquirrelMail authenticated user djp) by email.polands.org with HTTP; Tue, 18 May 2010 10:19:55 -0500 Message-ID: In-Reply-To: <4BF2AA7F.9090503@infracaninophile.co.uk> References: <4BF2AA7F.9090503@infracaninophile.co.uk> Date: Tue, 18 May 2010 10:19:55 -0500 From: "Doug Poland" To: "Matthew Seaman" User-Agent: SquirrelMail/1.4.20 MIME-Version: 1.0 Content-Type: text/plain;charset=iso-8859-1 Content-Transfer-Encoding: 8bit X-Priority: 3 (Normal) Importance: Normal Cc: questions@freebsd.org Subject: Re: Interpretting 3Ware error messages 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: Tue, 18 May 2010 15:19:57 -0000 On Tue, May 18, 2010 09:55, Matthew Seaman wrote: > > On 18/05/2010 15:43:25, Doug Poland wrote: >> Hello, >> >> I have a 7.2-R i386 system running a 3ware 9500S-4LP SATA 150 >> controller with 4 SATA drives. I recently starting seeing the >> following in my logs.... >> >> >> I suspect a disk problem, but cannot identify the individual disk >> or the nature of the problem. Can anyone shed some light on this? >> >> > > Look at the SMART data for the disk(s) -- my guess is that you're > seeing sectors failing and being re-mapped by the drive firmware. If > this is happening to any significant extent the disk may well be > reaching the end of its usable life: happily you would seem to have > been alerted to that in time to do something about it without needing > to run around in a blind panic. > > There's a background task you can set up on 3ware controllers that > will attempt to access all sectors of a disk specifically to bring to > light problems like this, which otherwise could go unnoticed for a > long time and lead to silent data corruption. > Will do, thanks for the info. -- Regards, Doug