mkcramfs(8) make a compressed ROM file system


mkcramfs [-h] [-b blksize] [-e edition] [-i file] [-n name] dirname outfile


This manual page documents briefly the mkcramfs command. This manual page was written for the Debian GNU/Linux distribution (but may be used by others), because the original program does not have a manual page.

mkcramfs constructs a CramFs from the contents of dirname. The image of the resulting file system is placed in outfile.


Give a brief help message.

Make all warnings errors (non-zero exit status).

-b blksize
Set the block size of the generated file system.

-e edition
Set the edition number (part of fsid).

-i file
Insert a file image into the filesystem (requires Linux >= 2.4.0).

-n name
Set the name of the CramFs filesystem.

Pad by 512 bytes for boot code.

Sort directory entries (old option, ignored).

Turn on verbose mode.

Make explicit holes (requires Linux >= 2.3.39).


mkcramfs is written by Linus Torvalds and Daniel Quinlan. Manual page added by Herbert Xu.