From owner-freebsd-fs@FreeBSD.ORG Thu Jul 31 23:40:28 2008 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 6B90E106566B; Thu, 31 Jul 2008 23:40:28 +0000 (UTC) (envelope-from Benjamin.Close@clearchain.com) Received: from ipmail04.adl2.internode.on.net (ipmail04.adl2.internode.on.net [203.16.214.57]) by mx1.freebsd.org (Postfix) with ESMTP id B524E8FC13; Thu, 31 Jul 2008 23:40:27 +0000 (UTC) (envelope-from Benjamin.Close@clearchain.com) X-IronPort-Anti-Spam-Filtered: true X-IronPort-Anti-Spam-Result: AkkFAEPlkUh5LV7J/2dsb2JhbACBW4lDpiM X-IronPort-AV: E=Sophos;i="4.31,289,1215354600"; d="scan'208";a="171612247" Received: from ppp121-45-94-201.lns10.adl6.internode.on.net (HELO mail.clearchain.com) ([121.45.94.201]) by ipmail04.adl2.internode.on.net with ESMTP; 01 Aug 2008 08:55:07 +0930 Received: from [192.168.155.234] (taurus.internal.clearchain.com [192.168.155.234]) (authenticated bits=0) by mail.clearchain.com (8.14.2/8.14.2) with ESMTP id m6VNP4lY028394 (version=TLSv1/SSLv3 cipher=DHE-RSA-AES256-SHA bits=256 verify=NO); Fri, 1 Aug 2008 08:55:04 +0930 (CST) (envelope-from Benjamin.Close@clearchain.com) Message-ID: <489249D0.2000203@clearchain.com> Date: Fri, 01 Aug 2008 08:55:04 +0930 From: Benjamin Close User-Agent: Thunderbird 2.0.0.16 (Windows/20080708) MIME-Version: 1.0 To: kevin References: <20080727125413.GG1345@garage.freebsd.pl> <4891E27B.4010205@163.com> In-Reply-To: <4891E27B.4010205@163.com> X-Enigmail-Version: 0.95.6 Content-Type: text/plain; charset=ISO-8859-1; format=flowed Content-Transfer-Encoding: 7bit X-Virus-Scanned: ClamAV version 0.93.3, clamav-milter version 0.93.3 on pegasus.clearchain.com X-Virus-Status: Clean X-Greylist: Sender succeeded SMTP AUTH, not delayed by milter-greylist-4.0 (mail.clearchain.com [192.168.154.1]); Fri, 01 Aug 2008 08:55:04 +0930 (CST) Cc: freebsd-fs@freebsd.org, freebsd-current@freebsd.org, Claus Guttesen Subject: Re: ZFS patches. 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: Thu, 31 Jul 2008 23:40:28 -0000 kevin wrote: > Claus Guttesen wrote: >> On Sun, Jul 27, 2008 at 2:54 PM, Pawel Jakub Dawidek >> wrote: >> >>> Hi. >>> >>> http://people.freebsd.org/~pjd/patches/zfs_20080727.patch.bz2 >>> >>> The patch above contains the most recent ZFS version that could be >>> found >>> in OpenSolaris as of today. Apart for large amount of new >>> functionality, >>> I belive there are many stability (and also performance) improvements >>> compared to the version from the base system. >>> >>> Check out OpenSolaris website to find out the differences between base >>> system version and patch version. >>> >>> Please test, test, test. If I get enough positive feedback, I may be >>> able to squeeze it into 7.1-RELEASE, but this might be hard. >>> >>> If you have any questions, please use mailing lists >>> (freebsd-fs@FreeBSD.org would be the best). >>> >> >> I applied your patch to a current as of July the 31'st. I had to >> remove /usr/src and perform a clean csup and remove the two empty >> files as mentioned in this thread. >> >> I have a areca arc-1680 sas-card and an external sas-cabinet with 16 >> sas-drives each 1 TB (931 binary GB). They have been setup in three >> raidz-partitions with five disks each in one zpool and one spare. >> >> There does seem to be a speed-improvement. I nfs-mounted a partition >> from solaris 9 on sparc and is copying approx.400 GB using rsync. I >> saw write of 429 MB/s. The spikes occured every 10 secs. to begin >> with. After some minutes I get writes almost every sec. (watching >> zpool iostat 1). The limit is clearly the network-connection between >> the two hosts. I'll do some internal copying later. >> >> It's to early to say whether zfs is stable (enough) allthough I >> haven't been able to make it halt unless I removed a disk. This was >> with version 6. I'll remove a disk tomorrow and see how it goes. >> >> > Hi, > I think the new patch still have some problem.I run zfs on my > laptop,and it panic on zfs umount. > The problem ( http://www.freebsd.org/cgi/query-pr.cgi?pr=124200 ) > relate to zfs? It alway panic in spa_zio_intr_1 and txg_thread_enter. > Benjsc is working on it.If any one interest in problem 124200, you can > visit http://www.clearchain.com/~benjsc/downloads/FreeBSD/ . This issue is not zfs related, zfs however being such a big user of threads and condvars, triggers it more often. Cheers, Benjamin