文件系统出现了错误，该怎么救？谢谢

niuzilu

我想修复linux文件系统,但是出现了如下错误!该怎么解决,盼......
[root@localhost ~]#  fsck -p
fsck 1.38 (30-Jun-2005)
/dev/hda8 is mounted.

WARNING!!!  Running e2fsck on a mounted filesystem may cause
SEVERE filesystem damage.

Do you really want to continue (y/n)? cancelled!

check aborted.
[root@localhost ~]# fsck -n
fsck 1.38 (30-Jun-2005)
e2fsck 1.38 (30-Jun-2005)
Warning!  /dev/hda8 is mounted.
Warning: skipping journal recovery because doing a read-only filesystem check.

/dev/hda8 contains a file system with errors, check forced.
Pass 1: Checking inodes, blocks, and sizes
Deleted inode 722098 has zero dtime.  Fix? no

Inodes that were part of a corrupted orphan linked list found.  Fix? no

Inode 722103 was part of the orphaned inode list.  IGNORED.
Inode 722104 was part of the orphaned inode list.  IGNORED.
Inode 722105 was part of the orphaned inode list.  IGNORED.
Inode 722106 was part of the orphaned inode list.  IGNORED.
Pass 2: Checking directory structure
Entry 'saved_state' in /root/.gconfd (715280) has deleted/unused inode 721137.
  Clear? no

Pass 3: Checking directory connectivity
Pass 4: Checking reference counts
Unattached zero-length inode 717428.  Clear? no

Unattached inode 717428
Connect to /lost+found? no

Pass 5: Checking group summary information
Block bitmap differences:  +1464372 -1465478 -(1509625--1509626)
Fix? no

Free blocks count wrong (1015390, counted=1015550).
Fix? no

Inode bitmap differences:  +717428 -721137 -722098 -(722103--722106)
Fix? no

Free inodes count wrong (806396, counted=806351).
Fix? no


/dev/hda8: ********** WARNING: Filesystem still has errors **********

/dev/hda8: 217732/1024128 files (0.4% non-contiguous), 1030881/2046271 blocks

[root@localhost ~]#

niuzilu

我想umount / 和 /home但是都不成功,
谁能给一个解决方案呢,感激不尽!