From owner-freebsd-stable@FreeBSD.ORG Wed Mar 30 18:53:31 2011 Return-Path: Delivered-To: freebsd-stable@freebsd.org Received: from mx1.freebsd.org (mx1.freebsd.org [IPv6:2001:4f8:fff6::34]) by hub.freebsd.org (Postfix) with ESMTP id B1C3E106566C for ; Wed, 30 Mar 2011 18:53:31 +0000 (UTC) (envelope-from jhellenthal@gmail.com) Received: from mail-yx0-f182.google.com (mail-yx0-f182.google.com [209.85.213.182]) by mx1.freebsd.org (Postfix) with ESMTP id 5B6EE8FC18 for ; Wed, 30 Mar 2011 18:53:31 +0000 (UTC) Received: by yxl31 with SMTP id 31so754558yxl.13 for ; Wed, 30 Mar 2011 11:53:30 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=gamma; h=domainkey-signature:sender:date:from:to:cc:subject:in-reply-to :message-id:references:user-agent:x-openpgp-key-id :x-openpgp-key-fingerprint:mime-version:content-type; bh=TRZENxh/uHT/bu3RXjj19fvCj/GsNwaBcAuCBcaAoAA=; b=ne5MpCEtikXPmSlJjoKHhJVlvnaCXOaIR87j2d9XkWRzPmBwL2W52Wu/LDbs+YaVbs 8j11d2Hkv10qiNx8g84Oy9m4/kNNoG2Ii4l+PjUIaqL1rixrGRIGwMOYIKcx/LojqBHH yAAyvGf9OPO/OVCCGd+AMt7CW/9iECGNTjRdo= DomainKey-Signature: a=rsa-sha1; c=nofws; d=gmail.com; s=gamma; h=sender:date:from:to:cc:subject:in-reply-to:message-id:references :user-agent:x-openpgp-key-id:x-openpgp-key-fingerprint:mime-version :content-type; b=IvDfdqMC9Nsbcpf328SZwjqkS7llNFf6xgirDtR+GHAI8rvrOoKGRYoG6ZrabXtWwE gysrWRrFwzTlYxTAR7nRrOb9GjnHZ9fkJXsziSR4fcVmo5wloYiRcFNFTz22l+fKXEx4 qa3E1EA//uyVE84vCw8bNVnb1YwnGl3HkEoLU= Received: by 10.236.201.136 with SMTP id b8mr2257670yho.121.1301511210562; Wed, 30 Mar 2011 11:53:30 -0700 (PDT) Received: from disbatch.dataix.local (adsl-99-181-153-110.dsl.klmzmi.sbcglobal.net [99.181.153.110]) by mx.google.com with ESMTPS id l74sm177182yhn.45.2011.03.30.11.53.27 (version=TLSv1/SSLv3 cipher=OTHER); Wed, 30 Mar 2011 11:53:28 -0700 (PDT) Sender: "J. Hellenthal" Date: Wed, 30 Mar 2011 14:53:16 -0400 From: "J. Hellenthal" To: Mark Morley In-Reply-To: <14240cm1t.1301423690@helpdesk.islandnet.com> Message-ID: References: <14240cm1t.1301423690@helpdesk.islandnet.com> User-Agent: Alpine 2.00 (BSF 1167 2008-08-23) X-OpenPGP-Key-Id: 0x89D8547E X-OpenPGP-Key-Fingerprint: 85EF E26B 07BB 3777 76BE B12A 9057 8789 89D8 547E MIME-Version: 1.0 Content-Type: TEXT/PLAIN; charset=UTF-8; format=flowed Cc: Scot Hetzel , FreeBSD Stable Subject: Re: ZFS pool on FreeBSD 8.2-STABLE broken? X-BeenThere: freebsd-stable@freebsd.org X-Mailman-Version: 2.1.5 Precedence: list List-Id: Production branch of FreeBSD source code List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Wed, 30 Mar 2011 18:53:31 -0000 On Tue, 29 Mar 2011 14:34, mark@ wrote: > On Mon, 28 Mar 2011 13:38:54 -0500 Scot Hetzel wrote: On Mon, Mar 28, 2011 at 1:17 PM, Mark Morley wrote: >> Hi there, >> >> I have a small backup server (8.2-STABLE). ???It boots from ufs and has azfs pool for backups that consists of 8 drives configured as 4 mirrored devices, totally around 2.5 TB. >> >> Been working great, no issues, until the past few days when remote rsyncsto it have started to get very slow (it's only at around %50 capacity). ???Rebooting it helps for a while, then it gets slow again. ???But this isn't the problem now... >> >> After the last reboot, it froze while booting right at the point where the file system gets mounted. ???No errors, it just doesn't proceed past the ZFS version message. >> >> I rebooted single user and tried to access it with "zpool status", and the command hangs in the same way. ???Any attempt to access it ("zfs list", for example) does the same thing. >> >> The disks themselves seem fine. ???They are all connected to a pair of Adaptec RAID controllers (configured as individual drives, with mirroring handled by zfs) and the controller software shows them all to be intact. >> >> I disabled zfs in rc.conf and was able to boot, but I can't access the pool. >> >> Any ideas on how to diagnose and hopefully repair this? >> > > Your going to need to download a recent -CURRENT ISO that contans zfs > v28, then you can try to recover the pool as outlined in this post > http://opensolaris.org/jive/message.jspa?messageID=445269 > > Well, what I did was rebuild world and kernel top 9.0-CURRENT and reboot. It was able to see and access the zfs file system immediately without having to import it. I did a zpool upgrade to v28 and all seems well so far. > He specifically does not need -9 to get v28 code for this recovery operation. Martin Matuska does a pretty swell job of keeping these [1] up-to-date so in-case something does go wrong it can be fixed fairly quickly without having to go through and rebuild this and that. 1. http://mfsbsd.vx.sk/ -- Regards, J. Hellenthal (0x89D8547E) JJH48-ARIN