# man > FSCK.CRAMFS(8)

[_FSCK.CRAMFS_(8)](https://www.chedong.com/phpMan.php/man/FSCK.CRAMFS/8/markdown)                          System Administration                         [_FSCK.CRAMFS_(8)](https://www.chedong.com/phpMan.php/man/FSCK.CRAMFS/8/markdown)

## NAME
       fsck.cramfs - fsck compressed ROM file system

## SYNOPSIS
       **fsck.cramfs **[options] _file_

## DESCRIPTION
       **fsck.cramfs **is used to check the cramfs file system.

## OPTIONS
### -v --verbose
           Enable verbose messaging.

### -b --blocksize _
           Use this blocksize, defaults to page size. Must be equal to what was set at creation
           time. Only used for **--extract**.

       **--extract**[=_directory_]
           Test to uncompress the whole file system. Optionally extract contents of the _file_ to
           _directory_.

### -a
           This option is silently ignored.

### -y
           This option is silently ignored.

### -h --help
           Display help text and exit.

### -V --version
           Print version and exit.

## EXIT STATUS
       **0**
           success

       **4**
           file system was left uncorrected

       **8**
           operation error, such as unable to allocate memory

       **16**
           usage information was printed

## SEE ALSO
       [**mount**(8)](https://www.chedong.com/phpMan.php/man/mount/8/markdown), [**mkfs.cramfs**(8)](https://www.chedong.com/phpMan.php/man/mkfs.cramfs/8/markdown)

## REPORTING BUGS
       For bug reports, use the issue tracker at <https://github.com/util-linux/util-linux/issues>.

## AVAILABILITY
       The **fsck.cramfs **command is part of the util-linux package which can be downloaded from Linux
       Kernel Archive <<https://www.kernel.org/pub/linux/utils/util-linux/>>.

util-linux 2.39.3                            2023-10-23                               [_FSCK.CRAMFS_(8)](https://www.chedong.com/phpMan.php/man/FSCK.CRAMFS/8/markdown)