3 FAQ tagged "linux file system"

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Linux: Recover Corrupted Partition From A Bad Superblock

Q. How can I Recover a bad superblock from a corrupted ext3 partition to get back my data? I’m getting following error:

/dev/sda2: Input/output error
mount: /dev/sda2: can’t read superblock

How do I fix this error?
Can I run fsck or e2fsck when Linux file system is mounted?
Q. Can I run fsck or e2fsck command when Linux file system is mounted? Do you advice to run fsck on a live file system? I am using Cent OS.
A. No. Do not run fsck on a live or mounted file system. fsck is used to check and optionally repair one or more [...]
How to: Formatting Linux Filesystem
Q. How do I format Linux file system? Can you tell me command names to format and create a Linux file system?
A. Formatting linux filesystem required for many reasons. If you want to expand file system or you just added new hard disk drive or create separate partitions for security and performance reasons. Whatever [...]

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