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Name

debugfs

Synopsis

debugfs [[option] device]

System administration command. Provide direct access to data structure of an ext2 or ext3 filesystem in order to debug problems with the device. device is the special file corresponding to the device containing the filesystem (e.g., /dev/hda3). debugfs may be used on a mounted filesystem device.

Option

-b blocksize

Use the specified blocksize for the filesystem.

-c

Catastrophic mode. Open the filesystem in read-only mode; do not read the inode and group bitmaps initially.

-f file

Read commands from file. Exit when done executing commands.

-i

Specify filesystem device is an ext2 image file created by e2image.


  

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