From owner-freebsd-net@FreeBSD.ORG Mon Nov 28 17:12:55 2011 Return-Path: Delivered-To: net@freebsd.org Received: from mx1.freebsd.org (mx1.freebsd.org [IPv6:2001:4f8:fff6::34]) by hub.freebsd.org (Postfix) with ESMTP id BC2581065670 for ; Mon, 28 Nov 2011 17:12:55 +0000 (UTC) (envelope-from mi@aldan.algebra.com) Received: from smtp02.lnh.mail.rcn.net (smtp02.lnh.mail.rcn.net [207.172.157.102]) by mx1.freebsd.org (Postfix) with ESMTP id 7DE488FC0C for ; Mon, 28 Nov 2011 17:12:55 +0000 (UTC) Received: from mr16.lnh.mail.rcn.net ([207.172.157.36]) by smtp02.lnh.mail.rcn.net with ESMTP; 28 Nov 2011 12:12:54 -0500 Received: from smtp04.lnh.mail.rcn.net (smtp04.lnh.mail.rcn.net [207.172.157.104]) by mr16.lnh.mail.rcn.net (MOS 4.3.3-GA) with ESMTP id BLD02633; Mon, 28 Nov 2011 12:12:53 -0500 X-Auth-ID: anat Received: from 209-6-61-133.c3-0.sbo-ubr1.sbo.ma.cable.rcn.com (HELO utka.zajac) ([209.6.61.133]) by smtp04.lnh.mail.rcn.net with ESMTP; 28 Nov 2011 12:12:53 -0500 Message-ID: <4ED3C114.3070200@aldan.algebra.com> Date: Mon, 28 Nov 2011 12:12:52 -0500 From: "Mikhail T." User-Agent: Mozilla/5.0 (X11; FreeBSD i386; rv:7.0.1) Gecko/20111013 Thunderbird/7.0.1 MIME-Version: 1.0 To: Eugene Grosbein References: <201111272043.pARKh9rZ047643@narawntapu.narawntapu> <20111128052758.GA23803@rdtc.ru> In-Reply-To: <20111128052758.GA23803@rdtc.ru> Content-Type: text/plain; charset=ISO-8859-1; format=flowed Content-Transfer-Encoding: 7bit X-Junkmail-Status: score=10/50, host=mr16.lnh.mail.rcn.net X-Junkmail-Signature-Raw: score=unknown, refid=str=0001.0A020208.4ED3C116.00FD,ss=1,re=0.000,fgs=0, ip=209.6.61.133, so=2011-07-25 19:15:43, dmn=2011-05-27 18:58:46, mode=single engine X-Junkmail-IWF: false Cc: eivind@dimaga.com, cm@linktel.net, archie@whistle.com, brian@awfulhak.org, net@freebsd.org, suutari@iki.fi Subject: Re: natd slow, eats up an entire CPU... X-BeenThere: freebsd-net@freebsd.org X-Mailman-Version: 2.1.5 Precedence: list List-Id: Networking and TCP/IP with FreeBSD List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Mon, 28 Nov 2011 17:12:55 -0000 On 28.11.2011 00:27, Eugene Grosbein wrote: > Do not use natd, use ipfw nat instead - it uses the same libalias > but completely in kernel and avoids gigantic natd overhead. I guess, I'll have to research this new method... But I don't recall this being a problem with FreeBSD-7.x -- are there some known regressions in natd from 8.x? Thanks! -mi