我有一台 centos 5.5 专用服务器。今天由于某种原因，服务器停止工作。我可以通过 ssh 登录，但 ls 和 find 没有给我文件。我该怎么做才能解决这个问题，或者至少备份我的数据？谢谢！
[root@www server]# touch /home/www/test
touch: cannot touch `/home/www/test': Read-only file system
[root@www server]# ls -l /etc/redhat-release
-rw-r--r-- 1 root root 27 Apr 25 2010 /etc/redhat-release
[root@www server]# ls -l /etc
total 0
[root@www server]# cat /etc/fstab
LABEL=/ / ext3 defaults 1 1
LABEL=/boot /boot ext3 defaults 1 2 tmpfs
/dev/shm tmpfs defaults 0 0 devpts
/dev/pts devpts gid=5,mode=620 0 0 sysfs
/sys sysfs defaults 0 0 proc
/proc proc defaults 0 0 LABEL=SWAP-sda3
swap swap pri=0,defaults 0 0 /dev/sdb1 /hdd1 ext3 defaults 0 0
[root@www server]# /sbin/fdisk -l
Disk /dev/sda: 251.0 GB, 251059544064
bytes 255 heads, 63 sectors/track,
30522 cylinders Units = cylinders of
16065 * 512 = 8225280 bytes
Device Boot Start End Blocks Id System
/dev/sda1 * 1 13 104391 83 Linux
/dev/sda2 14 30391 244011285 83 Linux
/dev/sda3 30392 30522 1052257+ 82 Linux swap / Solaris
Disk /dev/sdb: 251.0 GB, 251000193024
bytes 255 heads, 63 sectors/track,
30515 cylinders Units = cylinders of
16065 * 512 = 8225280 bytes
Device Boot Start End Blocks Id System
[root@www server]# /sbin/e2label
/dev/sda1 /boot
[root@www server]# /sbin/e2label
/dev/sda2 /sbin/e2label: Bad magic
number in super-block while trying to
open /dev/sda2 Couldn't find valid
filesystem superblock.
[root@www server]# /sbin/e2label
/dev/sda3 /sbin/e2label: Bad magic
number in super-block while trying to
open /dev/sda3 Couldn't find valid
filesystem superblock.
答案1
由于您的文件系统是 RO，您将需要进入救援模式。
fsck -fy -C /dev/sda1