From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S265044AbUGIQbi (ORCPT ); Fri, 9 Jul 2004 12:31:38 -0400 Received: (majordomo@vger.kernel.org) by vger.kernel.org id S265041AbUGIQbg (ORCPT ); Fri, 9 Jul 2004 12:31:36 -0400 Received: from frankvm.xs4all.nl ([80.126.170.174]:4746 "EHLO janus.localdomain") by vger.kernel.org with ESMTP id S265042AbUGIQbb (ORCPT ); Fri, 9 Jul 2004 12:31:31 -0400 Date: Fri, 9 Jul 2004 18:31:30 +0200 From: Frank van Maarseveen To: linux-kernel@vger.kernel.org Subject: strange "file system was modified" report from e2fsck Message-ID: <20040709163130.GA6361@janus> Mail-Followup-To: Frank van Maarseveen , linux-kernel@vger.kernel.org Mime-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline User-Agent: Mutt/1.4.1i X-Subliminal-Message: Use Linux! Sender: linux-kernel-owner@vger.kernel.org X-Mailing-List: linux-kernel@vger.kernel.org mke2fs -j mount it Fill disk as root with one huge >150GB file umount it e2fsck -f -v: ok mount it rm 150 GB file umount it e2fsck -f -v: ***** FILE SYSTEM WAS MODIFIED ***** After removing the big file and umounting the ext3 partition, e2fsck -f -v invariably reports that the file system has been modified. This doesn't happen for a small file. e2fsck 1.34 (25-Jul-2003) Pass 1: Checking inodes, blocks, and sizes Pass 2: Checking directory structure Pass 3: Checking directory connectivity Pass 4: Checking reference counts Pass 5: Checking group summary information /dev/hdc1: ***** FILE SYSTEM WAS MODIFIED ***** 11 inodes used (0%) 0 non-contiguous inodes (0.0%) # of inodes with ind/dind/tind blocks: 0/0/0 621574 blocks used (1%) 0 bad blocks 0 large files 0 regular files 2 directories 0 character device files 0 block device files 0 fifos 0 links 0 symbolic links (0 fast symbolic links) 0 sockets -------- 2 files What is going on? should I be worried about it? This was on an Redhat FC1 system with plain 2.4.26. tune2fs says: # tune2fs -l /dev/hdc1 tune2fs 1.34 (25-Jul-2003) Filesystem volume name: Last mounted on: Filesystem UUID: 67b89aec-eb20-4e37-ae19-4263319496f6 Filesystem magic number: 0xEF53 Filesystem revision #: 1 (dynamic) Filesystem features: has_journal filetype sparse_super Default mount options: (none) Filesystem state: clean Errors behavior: Continue Filesystem OS type: Linux Inode count: 19546112 Block count: 39072080 Reserved block count: 1953604 Free blocks: 38450506 Free inodes: 19546101 First block: 0 Block size: 4096 Fragment size: 4096 Blocks per group: 32768 Fragments per group: 32768 Inodes per group: 16384 Inode blocks per group: 512 Filesystem created: Thu Jul 8 21:26:18 2004 Last mount time: Fri Jul 9 18:10:51 2004 Last write time: Fri Jul 9 18:12:48 2004 Mount count: 0 Maximum mount count: 34 Last checked: Fri Jul 9 18:12:48 2004 Check interval: 15552000 (6 months) Next check after: Wed Jan 5 17:12:48 2005 Reserved blocks uid: 0 (user root) Reserved blocks gid: 0 (group root) First inode: 11 Inode size: 128 Journal inode: 8 Default directory hash: tea Directory Hash Seed: f719a1f4-e416-4699-b8d8-ce645600cd6d -- Frank