http://blog.itpub.net/26006637/viewspace-1059946/
Error content:
Mount:wrong fs type, bad option, bad Superblock On/dev/mapper/oraclevg-oraclelv,
Missing codepage or helper program, or other error
In some cases useful info are found in Syslog-try
DMESG | Tail or so
[@[email protected]]
The problem resolution process is as follows:
To see if the file system is mounted:
ebdbpro:/# Df-h
Filesystem Size used Avail use% mounted on
/DEV/CCISS/C0D0P2 273G 8.2G 251G 4%/
Devtmpfs 16G 156K 16G 1%/dev
Tmpfs 16G 1.9M 16G 1%/DEV/SHM
/dev/dm-1 501G 198M 476G 1%/local_bkup
Mount File system error:
ebdbpro:/# mount/dev/mapper/oraclevg-oraclelv/eb_db
Mount:wrong fs type, bad option, bad Superblock On/dev/mapper/oraclevg-oraclelv,
Missing codepage or helper program, or other error
In some cases useful info are found in Syslog-try
DMESG | Tail or so
To view the file system Partition table:
ebdbpro:/# More/etc/fstab
/dev/disk/by-id/cciss-3600508b1001c791ddb08dc877ac0021e-part1 swap swap defaults 0 0
/DEV/DISK/BY-ID/CCISS-3600508B1001C791DDB08DC877AC0021E-PART2/EXT3 acl,user_xattr 1 1
PROC/PROC proc Defaults 0 0
Sysfs/sys SYSFS noauto 0 0
Debugfs/sys/kernel/debug Debugfs noauto 0 0
Usbfs/proc/bus/usb USBFS noauto 0 0
Devpts/dev/pts devpts mode=0620,gid=5 0 0
/dev/disk/by-id/cciss-3600508b1001c7923bcc83ceb8f780b6b-part1/local_bkup ext3 acl,user_xattr 1 2
#/dev/oraclevg/oraclelv/eb_db ext3 noauto,acl,user_xattr 0 0
Repair File System:
ebdbpro:/# fsck-t Ext3/dev/mapper/oraclevg-oraclelv
Fsck from Util-linux-ng 2.16
E2fsck 1.41.9 (22-aug-2009)
Fsck.ext3:Group descriptors look bad ... trying backup blocks ...
/dev/mapper/oraclevg-oraclelv is not cleanly unmounted, check forced.
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/MAPPER/ORACLEVG-ORACLELV: * * * * * FILE SYSTEM was MODIFIED * * * * *
/dev/mapper/oraclevg-oraclelv:11/52559872 files (0.0% non-contiguous), 3349081/210238464 blocks
Linux file system problem: Wrong FS type, bad option, bad Superblock