Re: 5.1-RELEASE on a machine with 24MB RAM

From: Lowell Gilbert (freebsd-questions-local_at_be-well.ilk.org)
Date: 11/19/03

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    To: Jan Stary <jsta6559@artax.karlin.mff.cuni.cz>
Date: 19 Nov 2003 09:52:08 -0500

    Jan Stary <jsta6559@artax.karlin.mff.cuni.cz> writes:

    > I am running 5.1-RELEASE on a outdated machine - it's a Compaq
    > Deskpro 2000, manufactured ~1995, with Pentium/100 and 24MB RAM.
    > I made a 64MB swap partition.
    >
    > I wonder if there are any particular options (systcl vm.* ?) that
    > I should be intersted in to get the best out of the machine.
    >
    > I did sysctl -ae | sed 's/^/#/' >> /etc/sysctl.conf and went
    > through all of it, but the descriptions (sysctl -ad) didn't
    > really tell me much.
    >
    > The handbook advised me to put MAXUSERS 0 into kernconf, so that
    > the systems puts a reasonable default value into kern.maxusers.
    > Is there something more to tweak?
    >
    > Is there some documentation about running FreeBSD on a very
    > lowmem machine? Some discussion of kern.maxusers?

    That isn't *that* low memory a machine. You may need to tune for
    specific applications you want to run, but not in general.
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