Date: Mon, 9 Feb 1998 23:10:52 +0100 (CET) From: Andrzej Bialecki <abial@nask.pl> To: Jim Shankland <jas@flyingfox.com> Cc: freebsd-current@FreeBSD.ORG Subject: Re: Custom init(8) (and some ideas) Message-ID: <Pine.NEB.3.95.980209230417.27905A-100000@korin.warman.org.pl> In-Reply-To: <199802091806.KAA18225@biggusdiskus.flyingfox.com>
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On Mon, 9 Feb 1998, Jim Shankland wrote:
> Andrzej Bialecki <abial@nask.pl> writes:
>
> > On Sun, 8 Feb 1998, Dmitrij Tejblum wrote:
> > > Also, (unpacked) .text section of gzipped binaries is not shared among
> > > several copies of same program, like in case of normal program. If I
> > > understand correctly, this is a big problem for Andrzej, since all his
> > > program is crunched together.
> >
> > Yes, it hurts :-). That's why I conducted several tests with making a
> > dynamic crunch, to save at least on libraries. But in reality it proved to
> > take more space in case of minimal system ....
>
> Is all this moot if you don't gzip the binaries (or single, crunched
> binary), but instead install the binaries in an MFS in the kernel,
> then kzip the kernel? You get the benefit of compression, but the
> uncompress is done once, at boot time, so the text section can still
> be mmap-ed at exec time. Or does it not work this way?
Ahh, well, the life would be SO easy then... Unfortunately, it takes ca.
1/3 more space that way. And this happens to be too much for 1.44MB floppy
and 8MB RAM. And these constraints I'm going to keep, so it seems I must
live with crunchies for now...
This idea occurred to me some time ago, and the above quote depicts my
(sad) experiences with it.
Andrzej Bialecki
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abial@warman.org.pl | if(halt_per_mth > 0) { fetch("http://www.freebsd.org") }
Research & Academic | "Be open-minded, but don't let your brains to fall out."
Network in Poland | All of the above (and more) is just my personal opinion.
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