radical suggestion for fc4 release
Ralf Corsepius
rc040203 at freenet.de
Tue Feb 1 01:36:24 UTC 2005
On Mon, 2005-01-31 at 19:47 -0500, Jeff Johnson wrote:
> Ralf Corsepius wrote:
>
> >On Mon, 2005-01-31 at 19:09 -0500, seth vidal wrote:
> >
> >
> >>>Oh, no. *Bad* idea. It's an attack on the symptom, not the problem.
> >>>
> >>>If changelogs are bloating the headers yum has to download, then
> >>>strip them out when generating the yum headers.
> >>>
> >>>
> >>it's not bloating the headers - well not JUST that.
> >>
> >>I'm also thinking of decreasing the useles space eaten up by them on the
> >>cd isos.
> >>
> >>
> >
> >Switching the rpm payload to bzip2 would probably give you much more
> >space
> >
> >FWIW: AFAIK, SuSE uses bzip2 payloads.
> >
> >
>
> Yep, and so does PLD.
>
> Very very very foolish imho, as rpm is rate limited by decompression,
> and bzip2 uncompress is known 5-7 times slower than gzip.
Well, people are complaining about sizes, bandwidth and diskspace ...
... not about installation speed.
OK, people are used to using gzip-payloads and probably would start to
complain when installing bzip'ed rpms (I recall me having complained
about SuSE when installing bzip'ed rpms on my ancient i586 notebook).
> BUt feel free to change Fedora Core to "Be just like SuSE" if you want.
No, that's not my intention. It's just that I can't deny nor ignore
having used SuSE for ~8 years.
> PLD (my favorite distro, they are quiet and sensible in Poland ;-), is
> considering
> reverting to gzip when I pointed out that bzip2 was 5-7 times slower.
>
> Add --stats, any install, run your own benchmark.
I did some checks comparing gzip vs. bzip on metadata repositories
sometime last year. IIRC, I posted the results to this list.
The result was not as eye-striking as one might expect.
Ralf
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