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Date:      Tue, 10 Oct 2000 23:35:20 -0300
From:      "Matt Rudderham" <matt@researcher.com>
To:        "Doug Poland" <doug@polands.org>, "ListServer FreeBSD Questions" <FreeBSD-Questions@FreeBSD.ORG>
Subject:   RE: kernel bloat
Message-ID:  <NDBBLEKOOLGIBFPGLFEKEEOPCEAA.matt@researcher.com>
In-Reply-To: <NDBBKMNOJKJGAEKJNLIAMEIMELAA.doug@polands.org>

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>Hi,
>
>I've just recompiled custom kernel to include
>firewall options IPFIREWALL, IPDIVERT,
>IPFIREWALL_VERBOSE, IPFIREWALL_VERBOSE=100,
>and ICMP_BANDLIM.
>
>My previous kernel was a slim, trim 1789667
>bytes. The new kernel is weighs in at a
>whopping 7121175 bytes!  That's 1.7MB to 7.1MB!
>
>Since this is a modest 80486 with only 20MB RAM,
>and it's sole purpose in life is to route, I'm
>trying to keep the kernel and the OS as unencumbered
>as possible.
>
>Is this kernel bloat the price I pay for packet
>filtering?  Will a 7.1MB kernel on a 20MB 486
>perform adequately as a router for a cable modem?

Hmm, That does sound a little on the heavy side, I have many of those
options compiled into mine, IPFIREWALL, etc.. all except the ICMP_BANDLIm
which wouldn't be a bad idea come to think of it, and mine weighs in at only
1915262 about 1.8Mb if my math is right, but certainly much less than your
7.1, Why not send out your kernel config file as a starter? Sounds more like
you compiled LINT or something:)
- Matt



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