Date: Tue, 7 Jul 1998 10:01:45 +0200 (CEST) From: Andrzej Bialecki <abial@nask.pl> To: Mike Smith <mike@smith.net.au> Cc: freebsd-current@FreeBSD.ORG Subject: Re: FreeBSD in less than 4MB RAM Message-ID: <Pine.NEB.3.95.980707095930.20507A-100000@korin.warman.org.pl> In-Reply-To: <199807061550.IAA03457@antipodes.cdrom.com>
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On Mon, 6 Jul 1998, Mike Smith wrote:
> > Hi,
> >
> > This is slightly more general question than in the Subject.
> >
> > First issue is: what would it take to squeeze any useful combination of
> > kernel, init plus two-three (small) user programs in 4MB? Which
> > (dispensable) parts of the kernel require so much space? After removing
> > all I could think of (leaving FFS, fd0, and ed0, though) the kernel size
> > is still about 700kB big, and quite another question is how this
> > translates into running size...
>
> try "du *.o | sort -n" in your compile directory.
I did (Soren can be proud - he wins with syscons.o :-), but this really
doesn't tell anything about _running_ sizes of various data structures...
Andrzej Bialecki
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abial@nask.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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