Re: squashfs compressed file system update?
On Wed, 19 Feb 2003, Glenn McGrath wrote:
> On Tue, 18 Feb 2003 10:08:45 -0600 (CST)
> Drew Scott Daniels <umdanie8@cc.UManitoba.CA> wrote:
>
> > Would squashfs work? I doubt this is an optimal compression, but it
> > might be better than alternatives. Currently the best free solution
> > might be based on PPMd which has been packaged into Debian.
> >
>
> Im not confident about squashfs, i think the best solution is
> initrd.romfs.gz for normal installs, but squashfs or cramfs might be
> good for lowmem installs, i havent looked into squashfs yet, not sure
> when i will get time.
>
> I have looked at PPMd, ive read thats good but it took me a while to
> workout how to use it to get maximum ocmpression, here is a comparison.
>
> 8921088 Packages
> 2375680 Packages.gz
> 1814528 Packages.bz2
> 1335296 Packages.pmd
>
> That was done with "PPMd e -o16 -m256 -r2 Packages", it surprised me
> that the -m option (amount of memory to use) effects the compression
> ratio.
>
> Thats a pretty improvement over bz2.
Wouldn't it be more meaningful to compress an initrd file?
--
Cheers
John Summerfield
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