From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: from cuda.sgi.com (cuda2.sgi.com [192.48.176.25]) by oss.sgi.com (8.14.3/8.14.3/SuSE Linux 0.8) with SMTP id p31AAk1x221644 for ; Fri, 1 Apr 2011 05:10:47 -0500 Received: from mxs1.siemens.at (localhost [127.0.0.1]) by cuda.sgi.com (Spam Firewall) with ESMTP id E75A1398A14 for ; Fri, 1 Apr 2011 03:13:58 -0700 (PDT) Received: from mxs1.siemens.at (mxs1.siemens.at [194.138.12.131]) by cuda.sgi.com with ESMTP id EaVH8lAK300fHSBB for ; Fri, 01 Apr 2011 03:13:58 -0700 (PDT) Message-ID: <4D95A563.3050804@siemens.com> Date: Fri, 01 Apr 2011 12:13:55 +0200 From: Pavol Gono MIME-Version: 1.0 Subject: "Invalid block length" warning with small blocksize List-Id: XFS Filesystem from SGI List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Content-Transfer-Encoding: 7bit Content-Type: text/plain; charset="us-ascii"; Format="flowed" Sender: xfs-bounces@oss.sgi.com Errors-To: xfs-bounces@oss.sgi.com To: xfs@oss.sgi.com Hi I am getting this warning in kernel log: XFS: Invalid block length (0x2000) given for buffer during mount, and I don't know if this can be safely ignored or not. It happens only if I formatted XFS with block size smaller than 4k. And I experienced it only in my virtual machine (using VirtualBox). I have tested it on two physical servers and it didn't happen. OS is SLES11 SP1 64-bit. partbox:~ # uname -a Linux partbox 2.6.32.12-0.7-default #1 SMP 2010-05-20 11:14:20 +0200 x86_64 x86_64 x86_64 GNU/Linux partbox:~ # fdisk -l Disk /dev/sda: 34.4 GB, 34359738368 bytes 255 heads, 63 sectors/track, 4177 cylinders Units = cylinders of 16065 * 512 = 8225280 bytes Disk identifier: 0x00074280 Device Boot Start End Blocks Id System /dev/sda1 * 1 1305 10482381 83 Linux /dev/sda2 1306 1435 1044225 83 Linux /dev/sda3 1436 4177 22025115 f W95 Ext'd (LBA) /dev/sda5 1436 1467 257008+ 82 Linux swap / Solaris /dev/sda6 1468 1728 2096451 83 Linux /dev/sda7 1729 1793 522081 83 Linux /dev/sda8 1794 4177 19149448+ 83 Linux partbox:~ # mkfs.xfs -f -b size=4k /dev/sda2 meta-data=/dev/sda2 isize=256 agcount=4, agsize=65264 blks = sectsz=512 attr=2 data = bsize=4096 blocks=261056, imaxpct=25 = sunit=0 swidth=0 blks naming =version 2 bsize=4096 ascii-ci=0 log =internal log bsize=4096 blocks=1200, version=2 = sectsz=512 sunit=0 blks, lazy-count=1 realtime =none extsz=4096 blocks=0, rtextents=0 partbox:~ # mount /dev/sda2 /opt partbox:~ # dmesg | tail -2 [ 484.331102] XFS mounting filesystem sda2 [ 484.334071] Ending clean XFS mount for filesystem: sda2 partbox:~ # umount /dev/sda2 partbox:~ # mkfs.xfs -f -b size=2k /dev/sda2 meta-data=/dev/sda2 isize=256 agcount=4, agsize=130528 blks = sectsz=512 attr=2 data = bsize=2048 blocks=522112, imaxpct=25 = sunit=0 swidth=0 blks naming =version 2 bsize=4096 ascii-ci=0 log =internal log bsize=2048 blocks=1728, version=2 = sectsz=512 sunit=0 blks, lazy-count=1 realtime =none extsz=4096 blocks=0, rtextents=0 partbox:~ # mount /dev/sda2 /opt partbox:~ # dmesg | tail -3 [ 560.534120] XFS mounting filesystem sda2 [ 560.537462] XFS: Invalid block length (0x2000) given for buffer [ 560.542101] Ending clean XFS mount for filesystem: sda2 partbox:~ # Pavol Gono _______________________________________________ xfs mailing list xfs@oss.sgi.com http://oss.sgi.com/mailman/listinfo/xfs