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RHEL5.8 ext3文件系统损坏的只检测不修复(fsck -n)
[root@lei1 ~]# df -Th
Filesystem Type Size Used Avail Use% Mounted on
/dev/mapper/VolGroup00-LogVol00
ext3 872G 345G 482G 42% /
/dev/sda1 ext3 190M 13M 168M 7% /boot
tmpfs tmpfs 2.0G 0 2.0G 0% /dev/shm
[root@lei1 ~]# uname -r
2.6.18-308.el5
[root@lei1 ~]# uname -a
Linux lei1 2.6.18-308.el5 #1 SMP Fri Jan 27 17:17:51 EST 2012 x86_64 x86_64 x86_64 GNU/Linux
[root@lei1 ~]#
[root@lei1 ~]#
[root@lei1 ~]# fsck -n /dev/mapper/VolGroup00-LogVol00
fsck 1.39 (29-May-2006)
e2fsck 1.39 (29-May-2006)
Warning! /dev/mapper/VolGroup00-LogVol00 is mounted.
Warning: skipping journal recovery because doing a read-only filesystem check.
/dev/mapper/VolGroup00-LogVol00 contains a file system with errors, check forced.
Pass 1: Checking inodes, blocks, and sizes
Deleted inode 67141633 has zero dtime. Fix? no
Pass 2: Checking directory structure
Pass 3: Checking directory connectivity
Pass 4: Checking reference counts
Pass 5: Checking group summary information
Block bitmap differences: -76226569
Fix? no
Free blocks count wrong for group #643 (1459, counted=1458).
Fix? no
Free blocks count wrong for group #2326 (31294, counted=31293).
Fix? no
Free blocks count wrong (127388309, counted=137957667).
Fix? no
Inode bitmap differences: -67141633
Fix? no
Free inodes count wrong (235607546, counted=235607894).
Fix? no
/dev/mapper/VolGroup00-LogVol00: ********** WARNING: Filesystem still has errors **********
/dev/mapper/VolGroup00-LogVol00: 158214/235765760 files (1.1% non-contiguous), 108361067/235749376 blocks
[root@lei1 ~]#
再次强调，fsck -y 修复文件系统，是一件很危险的事情，我曾经遇到过fsck -y 之后，fsck直接把文件给删除了。。。
RHEL5.8 ext3文件系统损坏的只检测不修复(fsck -n)
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原文地址：http://blog.csdn.net/msdnchina/article/details/46521943
