On Wed, Jul 21, 2010 at 9:42 PM, Jussi Hirvi <listmember at greenspot.fi> wrote: > Something seems to be wrong with my file systems, and I want to fsck > everything. But I cannot. > > The setup consists of 2 hds, carrying 3 raid1 (ext3) file systems (boot, > /, swap). OS is up-to-date CentOS 5. > > So I boot from CentOS 5.3 dvd in rescue mode, do not mount the file > systems, and try to run > fsck -y /dev/md0 > fsck -y /dev/md1 > fsck -y /dev/md2 > > For each try I get an error message: "Superblock could not be found..." > "The device does not seem to contain a valid ext2 filesystem..." ext2 is the base of the journaling ext3 FS. I would suggest you use TestDisk <http://www.cgsecurity.org/wiki/TestDisk> and see if you can recover your filesystem. The tool is powerful. I have been able to recover disk partitions and the filesystems within when all other tools reported "no disk partition" on the HDD. Good luck. -- Arun Khan