Hi: Porting Cramfs on FreeBSD
fjoe at samodelkin.net
Mon Oct 23 06:09:45 PDT 2006
On Wed, Sep 27, 2006 at 07:44:51PM +0200, Oliver Fromme wrote:
> > I'm currently working on a tarfs, that will do something similar to
> > this, except it allows you to use a regular tar file as the file system
> > image.
> That's cool. I'm looking forward to it.
> > I don't have compression working yet, but that is on the
> > roadmap. [...] large file system sizes (based on available
> > memory)
> Hm. Does that mean that the whole (uncompressed) FS image
> will have to fit into memory? That would be a disadvantage
> compared to cramfs. Cramfs doesn't compress the whole FS
> as one object (like .tar.gz), but it compresses it page-by-
> page, so every page can be uncompressed independently, and
> memory usage is very low, which is good for small embedded
cloop (geom_uzip) works exactly like this, but on the block device level.
More information about the freebsd-fs