From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: from cuda.sgi.com (cuda1.sgi.com [192.48.157.11]) by oss.sgi.com (8.14.3/8.14.3/SuSE Linux 0.8) with ESMTP id o3QKqEHH108770 for ; Mon, 26 Apr 2010 15:52:15 -0500 Received: from mx1.redhat.com (localhost [127.0.0.1]) by cuda.sgi.com (Spam Firewall) with ESMTP id 5958C8D423E for ; Mon, 26 Apr 2010 13:54:18 -0700 (PDT) Received: from mx1.redhat.com (mx1.redhat.com [209.132.183.28]) by cuda.sgi.com with ESMTP id LmYpGvtg1DGyaacC for ; Mon, 26 Apr 2010 13:54:18 -0700 (PDT) Message-ID: <4BD5FD72.2070106@sandeen.net> Date: Mon, 26 Apr 2010 15:54:10 -0500 From: Eric Sandeen MIME-Version: 1.0 Subject: Re: Attempt to Access Beyond End of Device References: <26132521.11272313223159.JavaMail.root@wombat> In-Reply-To: <26132521.11272313223159.JavaMail.root@wombat> List-Id: XFS Filesystem from SGI List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit Sender: xfs-bounces@oss.sgi.com Errors-To: xfs-bounces@oss.sgi.com To: willis@arlut.utexas.edu Cc: linux-xfs@oss.sgi.com On 04/26/2010 03:20 PM, willis@arlut.utexas.edu wrote: > Federico Sevilla III wrote: "It wasn't an XFS-centric problem, after > all" > > Adding Federico's comment... Some Adadptec Controller firmware > versions will pass incorrect device parameters to the linux kernel. > The kernel log output misled me to believe is was a corrupt > filesystem or partition map, however it was just an adaptec bug. > > Adaptac has a fix procedure for this at: > http://ask.adaptec.com/scripts/adaptec_tic.cfg/php.exe/enduser/std_adp.php?p_faqid=16914 Thanks for the followup; we've seen this a couple times, and it has always stumped me. -Eric > Below is the my kernel's dmesg output. After following Adaptec's > procedure, the errors went away and I was able to mount the > filesystem and see all of my existing data. ----- mount: /dev/sda: > can't read superblock Mount Error at /dev/sdj. Is filesystem > realtime? Need a File System? attempt to access beyond end of device > sda: rw=0, want=YYYY, limit=XXXX I/O error in filesystem ("sda") > meta-data dev sdj block 0xZZZZ ("xfs_read_buf") error 5 buf count > 512 XFS: size check 2 failed ----- > > Regards, > > Michael Willis > > > > > > -- Eric Sandeen wrote : Federico Sevilla III wrote: >> Hi, >> >> We've set up Debian GNU/Linux 4.0 "Etch" on an IBM x3400 machine >> with two 73.4GB SAS hard drives in hardware RAID 1 with a >> battery-backed cache. We are using the stock Debian 2.6.18-4-686 >> kernel. > > can you send along the results of: > > # xfs_db -r -c "sb 0" -c "print" /dev/sda8? > > and # cat /proc/partitions > > ... and does the hardware raid have a funky sector size? > > -Eric > > > > -- This message was sent on behalf of willis@arlut.utexas.edu at > openSubscriber.com > http://www.opensubscriber.com/message/linux-xfs@oss.sgi.com/7550412.html > > _______________________________________________ xfs mailing list > xfs@oss.sgi.com http://oss.sgi.com/mailman/listinfo/xfs > _______________________________________________ xfs mailing list xfs@oss.sgi.com http://oss.sgi.com/mailman/listinfo/xfs