How to recover from error label not found?
How to recover from error unable to resolve label?
Error Message
fsck.ext3: Unable to resolve 'LABEL=/usrs' [FAILED]
*** An error occurred during the file system check.
*** Dropping you to a shell; the system will reboot
*** when you leave the shell
Give root password for maintenance
(or type Control-D to continue):
When the above error is found many ask the question, how to recover from the error. From the above error it is obvious that
the error is something relaed to a filsystem. TO over come this issue you have to edit the /etc/fstab. When this error occurs
you cannot edit the /etc/fstab file as it is, to edit the file you have to login as single user, then mount the filesystem.
After that only you can edit the files or /etc/fstab.
Steps for recovery:
1) Login as single user mode
2) Provide the password
Mount the filesystem to edit
3) mount -o remount,rw /
OR
3) mount -av
Edit /etc/fstab
4) vi /etc/fstab
Find the word 'LABEL=/usrs'
5) Change /usrs as 'LABEL=/usr'
After making the changes, you can re bot the machine.
Command to check the label
# e2label /dev/sda1
If you specify bad device number then you might get error as below
# e2label /dev/sdaxx
OUTPUT:
e2label: Bad magic number in super-block while trying to open /dev/sda
Couldn't find valid filesystem superblock.
Command to find the disk id
# blkid /dev/sda1
OUTPUT:
# /dev/sda1: UUID="1d35d020-f6a1-456f-91e6-4a722111a766" TYPE="ext3"
The blkid is the command which is used to find the block-id of the disk.
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