From owner-freebsd-stable@FreeBSD.ORG Tue Mar 4 02:20:33 2008 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 8F2171065732; Tue, 4 Mar 2008 02:20:33 +0000 (UTC) (envelope-from quakelee@geekcn.org) Received: from tarsier.delphij.net (delphij-pt.tunnel.tserv2.fmt.ipv6.he.net [IPv6:2001:470:1f03:2c9::2]) by mx1.freebsd.org (Postfix) with ESMTP id 79A0A8FC18; Tue, 4 Mar 2008 02:20:31 +0000 (UTC) (envelope-from quakelee@geekcn.org) Received: from tarsier.geekcn.org (tarsier.geekcn.org [202.108.54.204]) (using TLSv1 with cipher ADH-CAMELLIA256-SHA (256/256 bits)) (No client certificate requested) by tarsier.delphij.net (Postfix) with ESMTPS id 368F528449; Tue, 4 Mar 2008 10:20:29 +0800 (CST) Received: from localhost (tarsier.geekcn.org [202.108.54.204]) by tarsier.geekcn.org (Postfix) with ESMTP id C9FB1EBB235; Tue, 4 Mar 2008 10:20:28 +0800 (CST) X-Virus-Scanned: amavisd-new at geekcn.org Received: from tarsier.geekcn.org ([202.108.54.204]) by localhost (mail.geekcn.org [202.108.54.204]) (amavisd-new, port 10024) with ESMTP id Z6TATR+sp6jG; Tue, 4 Mar 2008 10:20:23 +0800 (CST) Received: from qlnote (sina152-194.staff.sina.com.cn [61.135.152.194]) (using TLSv1 with cipher DHE-RSA-AES256-SHA (256/256 bits)) (No client certificate requested) by tarsier.geekcn.org (Postfix) with ESMTPSA id E6044EBB225; Tue, 4 Mar 2008 10:20:22 +0800 (CST) DomainKey-Signature: a=rsa-sha1; s=default; d=geekcn.org; c=nofws; q=dns; h=date:to:subject:from:organization:cc:content-type: mime-version:references:content-transfer-encoding:message-id:in-reply-to:user-agent; b=FFHxk+VKXgrE9cgA8/r8TWjkhdcU3kY7znvpct/jMnlG67GMOIYmbyoUc+B3QyevM x6yQtfINDkknZfdcTfltQ== Date: Tue, 04 Mar 2008 10:20:19 +0800 To: d@delphij.net, "Pawel Jakub Dawidek" From: "Quake Lee" Organization: GeekCN Content-Type: text/plain; format=flowed; delsp=yes; charset=utf-8 MIME-Version: 1.0 References: <47CA942F.2080901@delphij.net> <20080303183204.GC21066@garage.freebsd.pl> <47CC5127.8070200@delphij.net> Content-Transfer-Encoding: 8bit Message-ID: In-Reply-To: <47CC5127.8070200@delphij.net> User-Agent: Opera Mail/9.26 (Win32) Cc: FreeBSD Stable Subject: Re: Reliably trigger-able ZFS panic 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: Tue, 04 Mar 2008 02:20:33 -0000 Tue, 04 Mar 2008 03:27:35 +0800，Xin LI : The kernel is FreeBSD fs12.sina.com.cn 7.0-STABLE FreeBSD 7.0-STABLE #0: Sun Mar 2 18:50:05 CST 2008 delphij@fs12.sina.com.cn:/usr/obj/usr/src/sys/ZFORK amd64 the get all at below: fs12# zfs get all NAME PROPERTY VALUE SOURCE midpool type filesystem - midpool creation Fri Feb 29 15:01 2008 - midpool used 11.1M - midpool available 2.65T - midpool referenced 44.7K - midpool compressratio 1.00x - midpool mounted yes - midpool quota none default midpool reservation none default midpool recordsize 128K default midpool mountpoint /mnt/ztest local midpool sharenfs off default midpool checksum on default midpool compression off default midpool atime on default midpool devices on default midpool exec on default midpool setuid on default midpool readonly off default midpool jailed off default midpool snapdir hidden default midpool aclmode groupmask default midpool aclinherit secure default midpool canmount on default midpool shareiscsi off default midpool xattr off temporary midpool copies 1 default fs12# zpool get all midpool NAME PROPERTY VALUE SOURCE midpool bootfs - default > Pawel Jakub Dawidek wrote: >> On Sun, Mar 02, 2008 at 03:49:03AM -0800, LI Xin wrote: >>> Hi, >>> >>> The following iozone test case on ZFS would reliably trigger panic: >>> >>> /usr/local/bin/iozone -M -e -+u -T -t 128 -S 4096 -L 64 -R -r 4k -s 30g >>> -i 0 -i 1 -i 2 -i 8 -+p 70 -C >> >> Thanks, I'll try to reproduce it. >> >> [...] >> >>> #19 0x000000000000b55d in z_deflateInit2_ (strm=0xffffff00042dc8e0, >>> level=70109184, method=68351768, >>> windowBits=68351600, memLevel=76231808, strategy=76231808, >>> version=Cannot access memory at address 0xffffffff00040010 >>> ) >>> at >>> /usr/src/sys/modules/zfs/../../contrib/opensolaris/uts/common/zmod/deflate.c:318 >> >> Can you send me your FS configuration? zfs get all your/file/system >> I see that you use compression on this dataset? > > It was all default configuration. The pool was a RAID-Z2 without > hotspare disk. The box is now running some other tests (not FreeBSD) at > our Beijing Lab and we don't have remote hands in the nights, so I'm > afraid that I will not be able to provide further information at this > moment. Please let me know if the test run will not provoke the problem > and I will ask them to see if they can spare the box in the weekend for > me. > > Cheers, -- The Power to Serve