From owner-freebsd-fs@FreeBSD.ORG Fri Mar 11 00:06:30 2011 Return-Path: Delivered-To: freebsd-fs@freebsd.org Received: from mx1.freebsd.org (mx1.freebsd.org [IPv6:2001:4f8:fff6::34]) by hub.freebsd.org (Postfix) with ESMTP id 02E86106566B; Fri, 11 Mar 2011 00:06:30 +0000 (UTC) (envelope-from mike@sentex.net) Received: from smarthost1.sentex.ca (smarthost1-6.sentex.ca [IPv6:2607:f3e0:0:1::12]) by mx1.freebsd.org (Postfix) with ESMTP id AE7838FC16; Fri, 11 Mar 2011 00:06:29 +0000 (UTC) Received: from [IPv6:2607:f3e0:0:4:4433:c074:8d7b:b33d] ([IPv6:2607:f3e0:0:4:4433:c074:8d7b:b33d]) by smarthost1.sentex.ca (8.14.4/8.14.4) with ESMTP id p2B06RN9020450 (version=TLSv1/SSLv3 cipher=DHE-RSA-CAMELLIA256-SHA bits=256 verify=NO); Thu, 10 Mar 2011 19:06:27 -0500 (EST) (envelope-from mike@sentex.net) Message-ID: <4D79677F.2080908@sentex.net> Date: Thu, 10 Mar 2011 19:06:23 -0500 From: Mike Tancsa Organization: Sentex Communications User-Agent: Mozilla/5.0 (Windows; U; Windows NT 6.1; en-US; rv:1.9.2.13) Gecko/20101207 Thunderbird/3.1.7 MIME-Version: 1.0 To: Stephen McKay References: <201103081425.p28EPQtM002115@dungeon.home> <201103091241.p29CfUM1003302@dungeon.home> <4D7788D9.50808@sentex.net> <201103102302.p2AN2hNB002016@dungeon.home> In-Reply-To: <201103102302.p2AN2hNB002016@dungeon.home> X-Enigmail-Version: 1.1.1 Content-Type: text/plain; charset=ISO-8859-1 Content-Transfer-Encoding: 7bit X-Scanned-By: MIMEDefang 2.67 on IPv6:2607:f3e0:0:1::12 Cc: freebsd-fs@freebsd.org Subject: Re: Constant minor ZFS corruption X-BeenThere: freebsd-fs@freebsd.org X-Mailman-Version: 2.1.5 Precedence: list List-Id: Filesystems List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Fri, 11 Mar 2011 00:06:30 -0000 On 3/10/2011 6:02 PM, Stephen McKay wrote: > > If either of these were the cause of our problem, we'd see errors > logged, right? Not just invisible corruption? You would think.... Controller or controller driver issue ? Do you have any other systems with the same parts ? If you swap out 2 or 3 of the drives and then take those disks into another system, are you able to trigger the issue or an issue ? > > We will probably swap the power supply and cables anyway soon, just to > see what happens, but on other machines where cables or power was the > problem I saw errors (just like yours) in the logs. > >> After almost 5 days of uptime, no problems at all now. Not one error. > > Well, we've got something to aim for, eh? :-) Considering I was seeing dozens per hr, 5 days (now 6!) without an error is great :) ---Mike > > Cheers, > > Stephen. > > -- ------------------- Mike Tancsa, tel +1 519 651 3400 Sentex Communications, mike@sentex.net Providing Internet services since 1994 www.sentex.net Cambridge, Ontario Canada http://www.tancsa.com/