From owner-freebsd-current@FreeBSD.ORG Sat Jul 21 07:27:18 2007 Return-Path: Delivered-To: freebsd-current@freebsd.org Received: from mx1.freebsd.org (mx1.freebsd.org [IPv6:2001:4f8:fff6::34]) by hub.freebsd.org (Postfix) with ESMTP id 14C2616A419 for ; Sat, 21 Jul 2007 07:27:18 +0000 (UTC) (envelope-from mse_software@charter.net) Received: from que03.charter.net (que03.charter.net [209.225.8.191]) by mx1.freebsd.org (Postfix) with ESMTP id 99D3C13C428 for ; Sat, 21 Jul 2007 07:27:17 +0000 (UTC) (envelope-from mse_software@charter.net) Received: from aa03.charter.net ([10.20.200.155]) by mtao03.charter.net (InterMail vM.7.08.02.00 201-2186-121-20061213) with ESMTP id <20070721065525.CGIU1450.mtao03.charter.net@aa03.charter.net>; Sat, 21 Jul 2007 02:55:25 -0400 Received: from [192.168.10.101] (really [71.92.123.54]) by aa03.charter.net with ESMTP id <20070721065525.GBAV7864.aa03.charter.net@[192.168.10.101]>; Sat, 21 Jul 2007 02:55:25 -0400 From: "Michael S. Eubanks" To: freebsd-current@freebsd.org In-Reply-To: <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> <20070720155839.GA2241@eschew.pusen.org> Content-Type: text/plain; charset=ISO-8859-1 Date: Fri, 20 Jul 2007 23:55:24 -0700 Message-Id: <1185000924.1082.44.camel@yak.mseubanks.net> Mime-Version: 1.0 X-Mailer: Evolution 2.10.3 FreeBSD GNOME Team Port Content-Transfer-Encoding: 8bit X-Chzlrs: 0 Cc: =?ISO-8859-1?Q?St=E5le?= Kristoffersen Subject: Re: Slow networkperformance in current? X-BeenThere: freebsd-current@freebsd.org X-Mailman-Version: 2.1.5 Precedence: list Reply-To: mse_software@charter.net List-Id: Discussions about the use of FreeBSD-current List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Sat, 21 Jul 2007 07:27:18 -0000 On Fri, 2007-07-20 at 17:58 +0200, Ståle Kristoffersen wrote: > 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. > What is the quality of the cabling? Can the cable be shortened or swapped for testing? -Michael S. Eubanks mse_software@charter.net