Date: Tue, 15 Jun 2004 23:53:10 -0600 (MDT) From: "M. Warner Losh" <imp@bsdimp.com> To: murraytaylor@bytecraftsystems.com Cc: taylorm@bytecraft.au.com Subject: Re: Paring down a FreeBSD system for flash drive use ? Message-ID: <20040615.235310.29962573.imp@bsdimp.com> In-Reply-To: <20040615.234508.12220305.imp@bsdimp.com> References: <20040616020930.GA72483@freebie.dcfinc.com> <1087357223.35868.4.camel@wstaylorm.dand06.au.bytecraft.au.com> <20040615.234508.12220305.imp@bsdimp.com>
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In message: <20040615.234508.12220305.imp@bsdimp.com>
"M. Warner Losh" <imp@bsdimp.com> writes:
: In message: <1087357223.35868.4.camel@wstaylorm.dand06.au.bytecraft.au.com>
: Murray Taylor <murraytaylor@bytecraftsystems.com> writes:
: : On Wed, 2004-06-16 at 12:09, Chad R. Larson wrote:
: : > On Mon, Jun 14, 2004 at 09:04:28PM -0700, Joe Schmoe wrote:
: : > >
: : > > Murray Taylor <murraytaylor@bytecraftsystems.com> wrote:
: : > > Google for minibsd
: : > >
: : > > http://neon1.net/misc/minibsd.html
: : > >
: : > > I have used miniBSD as a firewall box on an Advantech WEB-2143
: : > > quite successfully
: : >
: : > Another thing to consider is that the FreeBSD 4.x kernel is quite a
: : > bit bigger than in the old days. Bloat seems like entropy,
: : > inevitable without constant care. Since most embedded systems are
: : > not going to need SMP, nor the advanced virtual memory systems (no
: : > disk--no swap), you might rather build your system starting with
: : > perhaps a 2.2.8 system.
: : >
: : > -crl
: :
: : FWIW
: : Im using FreeBSD 4.7 in a 32MB Compact Flash card ...
: :
: : df -h says I'm using 47% of the CF card...
:
: Bah! I've made 4.5 bootable CF's using only 9MB of my 16MB flash...
: 47% of 32 is 15MB :-). Of course that's w/o X. The 3.4 based system
: was only about 1MB smaller.
:
: I do it by not trusting installworld. It installs way too much, so
: instead, I have a list of directories to install and a glue script.
: I'm currently adapting things to 5.x and hope to make it less TSC
: specific.
In addition, we try to not install GPL programs, which is harder to do
without an explicit list of directories to install.... Hmmm, maybe
installworld needs a NO_GPL flag :-)
Warner
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