From owner-freebsd-current@FreeBSD.ORG Mon Nov 29 17:11:15 2010 Return-Path: Delivered-To: freebsd-current@freebsd.org Received: from mx1.freebsd.org (mx1.freebsd.org [IPv6:2001:4f8:fff6::34]) by hub.freebsd.org (Postfix) with ESMTP id 75D6E106566C; Mon, 29 Nov 2010 17:11:15 +0000 (UTC) (envelope-from ltsampros@gmail.com) Received: from mail-wy0-f182.google.com (mail-wy0-f182.google.com [74.125.82.182]) by mx1.freebsd.org (Postfix) with ESMTP id CD96A8FC17; Mon, 29 Nov 2010 17:11:14 +0000 (UTC) Received: by wyf19 with SMTP id 19so4595700wyf.13 for ; Mon, 29 Nov 2010 09:11:13 -0800 (PST) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=gamma; h=domainkey-signature:received:received:sender:received:from:to:cc :subject:references:date:in-reply-to:message-id:user-agent :mime-version:content-type; bh=iEAlbJ20kF4XePD7uiPztOWLVSaMJtkvNO6IVYmbQGI=; b=PG8agNwngOCXeDA2madt8KTmZT/5shwKM0eCqdclmAr1f1wKFAK6gbUDMqGQzPexKw Lawu5kXAVOD41PPpfueUjthiV1UEsXGc4vQGKgBZN6Hh1ZLqYBPfWCy0EaDMYPHjLfb6 JdUrGBFhDc3ZZlCADr+ijRMcCcsymq/f8oTVI= DomainKey-Signature: a=rsa-sha1; c=nofws; d=gmail.com; s=gamma; h=sender:from:to:cc:subject:references:date:in-reply-to:message-id :user-agent:mime-version:content-type; b=waocQ1LfbyBH8t7kOyJm98C7dgjvg7kb0LqeF8W3ereCl4gyKMagsICDgAQhOIFfeX BCYyW1nRtbCYWFx7cBTvxsNFNnNPmTv+gG/WdVavrFhmc+xTSGNMyxwF1w23y/dY1QjQ 9NpOQP/ea36WpMO04um9tj54ectqusizI33bs= Received: by 10.227.134.20 with SMTP id h20mr6307873wbt.88.1291049033687; Mon, 29 Nov 2010 08:43:53 -0800 (PST) Received: from ltsampros-laptop (darth.bytemobile-rio.ondsl.gr [83.235.57.33]) by mx.google.com with ESMTPS id x65sm2489427weq.1.2010.11.29.08.43.50 (version=SSLv3 cipher=RC4-MD5); Mon, 29 Nov 2010 08:43:52 -0800 (PST) Sender: Leonidas Tsampros Received: from ltsampros-laptop (localhost [127.0.0.1]) by ltsampros-laptop (Postfix) with ESMTP id 8077342A39; Mon, 29 Nov 2010 18:41:18 +0200 (EET) From: Leonidas Tsampros To: "O. Hartmann" References: <4CF369C4.4030007@zedat.fu-berlin.de> Date: Mon, 29 Nov 2010 18:41:06 +0200 In-Reply-To: <4CF369C4.4030007@zedat.fu-berlin.de> (O. Hartmann's message of "Mon, 29 Nov 2010 09:52:20 +0100") Message-ID: <87oc98dqvx.fsf@bifteki.lan> User-Agent: Gnus/5.13 (Gnus v5.13) Emacs/23.1 (gnu/linux) MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Cc: freebsd-current@FreeBSD.org, freebsd-questions@FreeBSD.ORG Subject: Re: CURRENT: Issue with ZFS and 2TB WD HDD (WDC WD20EURS-63Z9B1 80.00A80) X-BeenThere: freebsd-current@freebsd.org X-Mailman-Version: 2.1.5 Precedence: list List-Id: Discussions about the use of FreeBSD-current List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Mon, 29 Nov 2010 17:11:15 -0000 "O. Hartmann" writes: > I'm running a newly setup FreeBSD 9.0-CURRENT/amd64 SMP box. The former > OS was FreeBSD 8.1-PRE/amd64. Attached to the system are three WD > harddrives with ZFS as filesystem on GPT partitioning scheme. Two 1TB > HDD are spanning a volume with 2 TB capacity which is quite fast due to > parallel access through ZFS. The underlying layout is, as mentioned, > GPT, bot devices are named /dev/ada1p1 and /dev/ada2p1. The thir drive > is a WD Caviar Green 2TB HDD acting as a compressed ZFS backup media, > also based on a GPT partitioning scheme and known as device /dev/ada3p1. > In FreeBSD 8.2-PRE/amd64 I can use the JBOD volume resembled from two > 1TB HDD without problems, mounting is all right, dismounting, also with > the 2TB HDD, labeld as BACKUP00 volume in ZFS. Doing a "zpool export" on > both ZFS volumes works fine in FBSD 8, importing is also no problem. The > system's log does not show any kind of irregularities, errors or > something else indicating soemthing weird with one of the three devices. > > Exporting both volumes in FreeBSD 8 works. But importing them in FreeBSD > 9.0-CURRENT/amd64 as with the most recent make world of today fails on > the 2TB HDD (ZFS pool/volume BACKUP00). Issuing "zpool import BACKUP00" > results in > > cannot import 'BACKUP': no such pool available > > and on console I receive message > > ZFS WARNING: Unable to attach to ada1 > > But the drive is and was ada3! > > Looking with zpool status, I get the follwoing picture: > > pool: BACKUP00 > state: FAULTED > status: One or more devices could not be used because the label is missing > or invalid. There are insufficient replicas for the pool to > continue > functioning. > action: Destroy and re-create the pool from a backup source. > see: http://www.sun.com/msg/ZFS-8000-5E > scrub: none requested > config: > > NAME STATE READ WRITE CKSUM > BACKUP00 FAULTED 0 0 0 corrupted data > ada3 UNAVAIL 0 0 0 corrupted data > > pool: THOR00 > state: ONLINE > scrub: none requested > config: > > NAME STATE READ WRITE CKSUM > THOR00 ONLINE 0 0 0 > ada1p1 ONLINE 0 0 0 > ada2p1 ONLINE 0 0 0 > > errors: No known data errors > > > This picture differs from what I see i FreeBSD 8.2-PRE/amd issuing the > same command! > > I did a full "zpool scrub" on both pools - no effect. > > Surprisingly, the GPT partition of the pool BACKUP00 isn't shown in > FreeBSD 9, while I see ada3p1 in FreeBSD 8.2. > gpart show ada3 lists this: > > => 34 3907029101 ada3 GPT (1.8T) > 34 4062 - free - (2.0M) > 4096 3907025039 1 freebsd-zfs (1.8T) > > The drive in question is a WesternDigital Caviar Green WD ( WD20EURS-63Z9B1 80.00A80> at scbus7 target 0 lun 0 (pass3,ada3)). > > Can someone explain what#s going on? The drive in question is one of the > new 4k sized physical block devices. Why is FreeBSD 8 dealing with the > HDD, FreeBSD 9 not? Any help at this point? Hope the volume is not lost. > > Thanks in advance, > > Oliver > Hi Oliver, just a wild guess and maybe completely wrong: are the ZFS version numbers and zpool version numbers the same across 8.1 and 9-CURRENT ? Best Regards, Leonidas