From owner-freebsd-questions@FreeBSD.ORG Wed Jul 25 02:38:15 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 7DF4B106564A for ; Wed, 25 Jul 2012 02:38:15 +0000 (UTC) (envelope-from dweimer@dweimer.net) Received: from webmail.dweimer.net (24-240-198-187.static.stls.mo.charter.com [24.240.198.187]) by mx1.freebsd.org (Postfix) with ESMTP id 1619B8FC0A for ; Wed, 25 Jul 2012 02:38:14 +0000 (UTC) Received: from www.dweimer.net (webmail.dweimer.net [192.168.5.1]) by webmail.dweimer.net (8.14.5/8.14.5) with ESMTP id q6P2cD0X010682 (version=TLSv1/SSLv3 cipher=DHE-RSA-AES256-GCM-SHA384 bits=256 verify=NO); Tue, 24 Jul 2012 21:38:14 -0500 (CDT) (envelope-from dweimer@dweimer.net) MIME-Version: 1.0 Date: Tue, 24 Jul 2012 21:38:13 -0500 From: dweimer To: Adam Vande More Organization: dweimer.net Mail-Reply-To: In-Reply-To: References: Message-ID: X-Sender: dweimer@dweimer.net User-Agent: Roundcube Webmail/0.8-rc Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 7bit X-Content-Filtered-By: Mailman/MimeDel 2.1.5 Cc: FreeBSD Questions Subject: Re: Disk Errors X-BeenThere: freebsd-questions@freebsd.org X-Mailman-Version: 2.1.5 Precedence: list Reply-To: dweimer@dweimer.net List-Id: User questions List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Wed, 25 Jul 2012 02:38:15 -0000 On 2012-07-24 21:29, Adam Vande More wrote: > On Tue, Jul 24, 2012 at 11:40 AM, dweimer wrote: > >> Just curious, I am sure the likely issue is a bad disk, but I thought there might be a chance this could be caused by possibly by something else. >> >> I have three 1TB disks I use for backup, two of them are Western Digital drives I bought specifically for this purpose. One is a Seagate drive that came out of a barebones PC that I replaced with a couple smaller drives in a stripe to gain performance. I use the drives in an external SATA dock, using geom eli encryption, the western digital drives give me no problems, but the seagate drive gives me a lot of the following errors under load. >> >> ad4: TIMEOUT - WRITE_DMA48 retrying (1 retry left) LBA=817755328 >> ad4: WARNING - WRITE_DMA48 UDMA ICRC error (retrying request) LBA=837397120 >> ad4: TIMEOUT - WRITE_DMA48 retrying (1 retry left) LBA=879786112 >> ad4: WARNING - WRITE_DMA48 UDMA ICRC error (retrying request) LBA=882931200 >> ad4: WARNING - WRITE_DMA48 UDMA ICRC error (retrying request) LBA=890542016 >> ad4: WARNING - WRITE_DMA48 UDMA ICRC error (retrying request) LBA=902767296 >> ad4: TIMEOUT - WRITE_DMA48 retrying (1 retry left) LBA=904071296 > > This type of problem has been a consistent problem on FreeBSD until mid 8.x range. Try upgrading your system to something a little more modern. > > -- > Adam Vande More Its running 9.0-RELEASE-P3 updated from source from an original install of 8.2 on this hardware. I have done the firmware update on the drive, so hopefully I will see an improvement in about 2 hours when tonights backups kick off. -- Thanks, Dean E. Weimer http://www.dweimer.net/