From owner-freebsd-fs@FreeBSD.ORG Mon Dec 8 16:03:02 2014 Return-Path: Delivered-To: freebsd-fs@freebsd.org Received: from mx1.freebsd.org (mx1.freebsd.org [IPv6:2001:1900:2254:206a::19:1]) (using TLSv1.2 with cipher AECDH-AES256-SHA (256/256 bits)) (No client certificate requested) by hub.freebsd.org (Postfix) with ESMTPS id 7288886C for ; Mon, 8 Dec 2014 16:03:02 +0000 (UTC) Received: from mail-wg0-f46.google.com (mail-wg0-f46.google.com [74.125.82.46]) (using TLSv1 with cipher ECDHE-RSA-RC4-SHA (128/128 bits)) (Client CN "smtp.gmail.com", Issuer "Google Internet Authority G2" (verified OK)) by mx1.freebsd.org (Postfix) with ESMTPS id 08FD674F for ; Mon, 8 Dec 2014 16:03:01 +0000 (UTC) Received: by mail-wg0-f46.google.com with SMTP id x13so4009271wgg.5 for ; Mon, 08 Dec 2014 08:02:54 -0800 (PST) X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20130820; h=x-gm-message-state:message-id:date:from:user-agent:mime-version:to :subject:references:in-reply-to:content-type :content-transfer-encoding; bh=ZbNkO+ocQ25GQ/ZLPzwregyg2eDQO7WOszWIZ+qyg5k=; b=OmsYCxXspmKsIGAsJl7Z3SHDH59uOmh5PbsB6QfoK93FyMT0pIphCv5rYVEgr/9uc3 IcMAGQpYkO9sAbsDaL2+2K935aDz6Cd5DCYPzeg5aAn/Z+mfoenYN8WYluXfyIj4SEyr LVcjtsbDlYTT46XG4z5AS2PIm3B7ICxlw5qtKM0M1yupiIjpehudJlZTopWcSkgbjKzZ wD2Sww7vQrBi9RvkldyhokblAU1IeEE1lYed1bIwx0ui/+n1pybXh+/iHGupsF5OrsJr MpbUqRBK0Z4Fw2cOrrJxIpGgMxxg5Ugw7E8RdJ/qdoA4GGTEF6J1XU7DC+96I15mibsy hx+A== X-Gm-Message-State: ALoCoQn2r/bdjQLspSwqmy/2hIP6/+M52xVFtychujQxqdClO5Fz/KfEGbizC+yH6E6FzL9/S+kI X-Received: by 10.180.73.235 with SMTP id o11mr25032746wiv.51.1418054573926; Mon, 08 Dec 2014 08:02:53 -0800 (PST) Received: from [10.10.1.68] (82-69-141-170.dsl.in-addr.zen.co.uk. [82.69.141.170]) by mx.google.com with ESMTPSA id xt9sm24611141wjc.42.2014.12.08.08.02.52 for (version=TLSv1.2 cipher=ECDHE-RSA-AES128-GCM-SHA256 bits=128/128); Mon, 08 Dec 2014 08:02:53 -0800 (PST) Message-ID: <5485CB35.5010608@multiplay.co.uk> Date: Mon, 08 Dec 2014 16:00:53 +0000 From: Steven Hartland User-Agent: Mozilla/5.0 (Windows NT 5.1; rv:31.0) Gecko/20100101 Thunderbird/31.3.0 MIME-Version: 1.0 To: freebsd-fs@freebsd.org Subject: Re: ZFS scrub on new disks gives cksum errors References: <20141208155230.GA574@iozz.us> In-Reply-To: <20141208155230.GA574@iozz.us> Content-Type: text/plain; charset=windows-1252; format=flowed Content-Transfer-Encoding: 7bit X-BeenThere: freebsd-fs@freebsd.org X-Mailman-Version: 2.1.18-1 Precedence: list List-Id: Filesystems List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Mon, 08 Dec 2014 16:03:02 -0000 Bad memory, cabling? On 08/12/2014 15:53, Brian N wrote: > Hi. > > I have two new 3TB disks that I'm testing prior to installing in a production > server. I created a zpool mirror, dumped a bunch of data to the pool and ran a > scrub. I got back numerous CKSUM errors, the same number on each drive. I'm > guessing this is not a problem with my 3TB drives but a controller or some > other hardware problem. Is this a correct assumption? > > The PC where I'm running this test is using a GA-E7AUM-DS2H mainboard and > non-ecc memory. > > ###### > > root@server:~ # zpool status > pool: tank > state: ONLINE > status: One or more devices has experienced an error resulting in data > corruption. Applications may be affected. > action: Restore the file in question if possible. Otherwise restore the > entire pool from backup. > see: http://illumos.org/msg/ZFS-8000-8A > scan: scrub repaired 0 in 3h57m with 23 errors on Mon Dec 8 03:05:28 2014 > config: > > NAME STATE READ WRITE CKSUM > tank ONLINE 0 0 23 > mirror-0 ONLINE 0 0 46 > ada1 ONLINE 0 0 46 > ada3 ONLINE 0 0 46 > > errors: 2 data errors, use '-v' for a list > > _______________________________________________ > freebsd-fs@freebsd.org mailing list > http://lists.freebsd.org/mailman/listinfo/freebsd-fs > To unsubscribe, send any mail to "freebsd-fs-unsubscribe@freebsd.org"