From owner-freebsd-net@FreeBSD.ORG Thu Aug 12 12:56:03 2010 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 7623E1065698 for ; Thu, 12 Aug 2010 12:56:03 +0000 (UTC) (envelope-from oppermann@networx.ch) Received: from c00l3r.networx.ch (c00l3r.networx.ch [62.48.2.2]) by mx1.freebsd.org (Postfix) with ESMTP id 1230C8FC1E for ; Thu, 12 Aug 2010 12:56:02 +0000 (UTC) Received: (qmail 92344 invoked from network); 12 Aug 2010 10:59:01 -0000 Received: from localhost (HELO [127.0.0.1]) ([127.0.0.1]) (envelope-sender ) by c00l3r.networx.ch (qmail-ldap-1.03) with SMTP for ; 12 Aug 2010 10:59:01 -0000 Message-ID: <4C63E921.4040803@networx.ch> Date: Thu, 12 Aug 2010 14:29:21 +0200 From: Andre Oppermann User-Agent: Mozilla/5.0 (Windows; U; Windows NT 5.1; en-US; rv:1.9.1.11) Gecko/20100711 Thunderbird/3.0.6 MIME-Version: 1.0 To: karl@khakkinen.com Content-Type: text/plain; charset=ISO-8859-1; format=flowed Content-Transfer-Encoding: 7bit Cc: bug-followup@freebsd.org, eschoedler@viavale.com.br, net@freebsd.org Subject: Re: kern/141314: Network Performance has decreased by 30% [regression] 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: Thu, 12 Aug 2010 12:56:03 -0000 Karl, What is the RTT (ping time) between your test servers? Please try again with the following sysctl disabled: sysctl net.inet.tcp.inflight.enable=0 -- Andre