From owner-freebsd-ipfw@FreeBSD.ORG Thu Apr 23 14:51:24 2009 Return-Path: Delivered-To: freebsd-ipfw@freebsd.org Received: from mx1.freebsd.org (mx1.freebsd.org [IPv6:2001:4f8:fff6::34]) by hub.freebsd.org (Postfix) with ESMTP id 23F8A1065677 for ; Thu, 23 Apr 2009 14:51:24 +0000 (UTC) (envelope-from steve@ibctech.ca) Received: from ibctech.ca (v6.ibctech.ca [IPv6:2607:f118::b6]) by mx1.freebsd.org (Postfix) with SMTP id AA9D58FC1A for ; Thu, 23 Apr 2009 14:51:23 +0000 (UTC) (envelope-from steve@ibctech.ca) Received: (qmail 87495 invoked by uid 89); 23 Apr 2009 14:52:21 -0000 Received: from unknown (HELO ?IPv6:2607:f118::5?) (steve@ibctech.ca@2607:f118::5) by 2607:f118::b6 with ESMTPA; 23 Apr 2009 14:52:21 -0000 Message-ID: <49F08071.1070905@ibctech.ca> Date: Thu, 23 Apr 2009 10:51:29 -0400 From: Steve Bertrand User-Agent: Thunderbird 2.0.0.17 (Windows/20080914) MIME-Version: 1.0 To: ddg@yan.com.br References: <49F06985.1000303@yan.com.br> In-Reply-To: <49F06985.1000303@yan.com.br> X-Enigmail-Version: 0.95.7 Content-Type: text/plain; charset=ISO-8859-1 Content-Transfer-Encoding: 8bit Cc: freebsd-ipfw@freebsd.org Subject: Re: IPFW MAX RULES COUNT PERFORMANCE X-BeenThere: freebsd-ipfw@freebsd.org X-Mailman-Version: 2.1.5 Precedence: list List-Id: IPFW Technical Discussions List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Thu, 23 Apr 2009 14:51:24 -0000 Daniel Dias Gonçalves wrote: > Hi, > > My system is a FreeBSD 7.1R. > When I add rules IPFW COUNT to 254 IPS from my network, one of my > interfaces increases the latency, causing large delays in the network, > when I delete COUNT rules, everything returns to normal, which can be ? How much latency? Can you provide examples of a with and without the count rules? What type of hardware are you testing this on? Steve