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Date: Sat, 11 Sep 2004 06:24:06 -0700
From: Luigi Rizzo <rizzo@icir.org>
To: Don Bowman <don@sandvine.com>
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In-Reply-To: <A8535F8D62F3644997E91F4F66E341FC58726F@exchange.sandvine.com>;
	from don@sandvine.com on Fri, Sep 10, 2004 at 03:51:48PM -0400
cc: freebsd-net@freebsd.org
cc: Glenn Dawson <glenn@antimatter.net>
Subject: Re: dyn buckets
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On Fri, Sep 10, 2004 at 03:51:48PM -0400, Don Bowman wrote:
> From: owner-freebsd-net@freebsd.org
> > I have a firewall running 4.10 that handles around 
> > 20mbits/sec of traffic 
> > and has around 500 ipfw rules.
> > 
> > Lately I've noticed that net.inet.ip.fw.curr_dyn_buckets 
> > seems to be maxing 
> > out.  I've increased net.inet.ip.fw.dyn_buckets a few times, 

what hits the limit is the number of rules not the number
of buckets -- try raising net.inet.ip.fw.dyn_max as
suggested.

cheers
luigi

> > but they seem 
> > to max out each time.
> > 
> > Is there any problem with increasing 
> > net.inet.ip.fw.dyn_buckets far beyond 
> > the default?  (I'm at 2048 now)
> 
> I use 
> net.inet.ip.fw.dyn_buckets=16384
> net.inet.ip.fw.dyn_syn_lifetime=5
> net.inet.ip.fw.dyn_max=32000
> 
> 
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