From owner-freebsd-current@FreeBSD.ORG Fri Jul 20 15:58:36 2007 Return-Path: Delivered-To: current@freebsd.org Received: from mx1.freebsd.org (mx1.freebsd.org [IPv6:2001:4f8:fff6::34]) by hub.freebsd.org (Postfix) with ESMTP id B16AB16A41A for ; Fri, 20 Jul 2007 15:58:36 +0000 (UTC) (envelope-from staale@kristoffersen.ws) Received: from smtp.bluecom.no (smtp.bluecom.no [193.75.75.28]) by mx1.freebsd.org (Postfix) with ESMTP id 705F013C467 for ; Fri, 20 Jul 2007 15:58:36 +0000 (UTC) (envelope-from staale@kristoffersen.ws) Received: from eschew.pusen.org (unknown [193.69.145.10]) (using TLSv1 with cipher AES256-SHA (256/256 bits)) (No client certificate requested) by smtp.bluecom.no (Postfix) with ESMTP id 2B73416F62C; Fri, 20 Jul 2007 17:58:35 +0200 (CEST) Received: from chiller by eschew.pusen.org with local (Exim 4.50) id 1IBusJ-0003HF-Fl; Fri, 20 Jul 2007 17:58:39 +0200 Date: Fri, 20 Jul 2007 17:58:39 +0200 From: =?iso-8859-1?Q?St=E5le?= Kristoffersen To: Andrew Gallatin Message-ID: <20070720155839.GA2241@eschew.pusen.org> References: <20070716190441.GA19282@eschew.pusen.org> <20070716213425.GB19282@eschew.pusen.org> <20070716233600.GC19282@eschew.pusen.org> <18079.31350.366410.316438@grasshopper.cs.duke.edu> MIME-Version: 1.0 Content-Type: text/plain; charset=iso-8859-1 Content-Disposition: inline Content-Transfer-Encoding: 8bit In-Reply-To: <18079.31350.366410.316438@grasshopper.cs.duke.edu> User-Agent: Mutt/1.5.13 (2006-08-11) Cc: current@freebsd.org Subject: Re: Slow networkperformance in current? X-BeenThere: freebsd-current@freebsd.org X-Mailman-Version: 2.1.5 Precedence: list List-Id: Discussions about the use of FreeBSD-current List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Fri, 20 Jul 2007 15:58:36 -0000 On 2007-07-19 at 10:51, Andrew Gallatin wrote: > > Ståle Kristoffersen writes: > > On 2007-07-16 at 15:53, Kip Macy wrote: > > > Please post the config you are using. > > > > lrwxr-xr-x 1 root wheel 2B Apr 12 15:42 /etc/malloc.conf -> aj > > > > /etc/sysctl.conf: > > vfs.vmiodirenable=1 > > net.inet.tcp.delayed_ack=0 > > net.inet.ip.forwarding=1 > > net.inet.tcp.inflight.enable=0 > > > > (I have tried commenting out all those lines, no difference. > > You definately want to comment out at least net.inet.tcp.delayed_ack=0 Ok, didn't do much for the speed. > Try temporarily setting net.inet.tcp.sendbuf_auto=0 and > net.inet.tcp.recvbuf_auto=0 and see if that changes anything. > > I've seen strange issues with IPv6 and the automatic buffer sizing, > perhaps you're somehow running into the same thing with IPv4. No change in the speed. -- Ståle Kristoffersen staalebk@ifi.uio.no