From owner-freebsd-net@FreeBSD.ORG Fri Oct 18 08:25:28 2013 Return-Path: Delivered-To: freebsd-net@freebsd.org Received: from mx1.freebsd.org (mx1.freebsd.org [8.8.178.115]) (using TLSv1 with cipher ADH-AES256-SHA (256/256 bits)) (No client certificate requested) by hub.freebsd.org (Postfix) with ESMTP id 7A5B881C for ; Fri, 18 Oct 2013 08:25:28 +0000 (UTC) (envelope-from anri@polynet.lviv.ua) Received: from postal.polynet.lviv.ua (postal.polynet.lviv.ua [195.22.112.6]) by mx1.freebsd.org (Postfix) with ESMTP id 2BFBA2AA9 for ; Fri, 18 Oct 2013 08:25:27 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=polynet.lviv.ua; s=dkimpolynet; h=Subject:Content-Transfer-Encoding:MIME-Version:Content-Type:In-Reply-To:References:Cc:To:From:Message-ID:Date; bh=suOV7R3R1ov1bxVqFut1s8KM8ixhURAZNzGr3DQmAPQ=; b=T/ydSU7AyVkRBsuLbTMhZyxFFhU6Ggd2aj6R/DoBYBcNjhQYo6lEzNk3wVph+qwROfz5VkTVvsZSVkv93ePS4utGDL/Djf6lTCxGJ19Wr/vE6NFIWu760eiyBiXkdWcqlfCssKTB5eB1X+T7oN2O9A1IUBDYx3bFkYG6PEfp+RY=; Received: from postoffice.lp.lviv.ua ([192.168.0.6] helo=postal.polynet.lviv.ua) by postal.polynet.lviv.ua with esmtpsa (TLSv1:AES256-SHA:256) (Exim 4.77 (FreeBSD)) (envelope-from ) id 1VX5N1-000GYH-JA; Fri, 18 Oct 2013 11:25:19 +0300 Received: from vega.polynet.lviv.ua (vega.polynet.lviv.ua [195.22.112.3]) by mail.polynet.lviv.ua (Horde Framework) with HTTP; Fri, 18 Oct 2013 11:25:19 +0300 Date: Fri, 18 Oct 2013 11:25:19 +0300 Message-ID: <20131018112519.Horde.OAQo4gNXUK8BEHk3Ha0pIw2@mail.polynet.lviv.ua> From: Andriy Kopystyansky To: freebsd-net@freebsd.org References: <20130930121027.Horde.taTEbLTlKvRSSUADQ3_q1_A@webmail.polynet.lviv.ua> In-Reply-To: User-Agent: Internet Messaging Program (IMP) H5 (6.1.5-git) Content-Type: text/plain; charset=UTF-8; format=flowed; DelSp=Yes MIME-Version: 1.0 Content-Disposition: inline Content-Transfer-Encoding: quoted-printable X-SA-Exim-Connect-IP: 192.168.0.6 X-SA-Exim-Mail-From: anri@polynet.lviv.ua X-Spam-Checker-Version: SpamAssassin 3.3.2 (2011-06-06) on postal.polynet.lviv.ua X-Spam-Level: X-Spam-Status: No, score=-1.0 required=4.8 tests=ALL_TRUSTED,SHORTCIRCUIT shortcircuit=ham autolearn=disabled version=3.3.2 Subject: Re: Intel 82580 lagg(4) problem X-SA-Exim-Version: 4.2 X-SA-Exim-Scanned: Yes (on postal.polynet.lviv.ua) Cc: mybsd X-BeenThere: freebsd-net@freebsd.org X-Mailman-Version: 2.1.14 Precedence: list List-Id: Networking and TCP/IP with FreeBSD List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Fri, 18 Oct 2013 08:25:28 -0000 =D0=A6=D0=B8=D1=82=D1=83=D1=8E=20mybsd=20: >=20Set=20net.link.lagg.0.use_flowid=3D0=20not=20solve=20the=20problem. > >=20My=20system=20is=20freebsd=208.4,=20use=20the=20e1000=20driver=20from= =20freebsd=208.3=20=20 >=20solves=20this=20problem=20. >=20Should=20confirm=20that=20the=20problem=20is=20driver > >=20I=20have=20already=20submitted=20the=20BUG. >=20http://www.freebsd.org/cgi/query-pr.cgi?pr=3D182917 > I=20can=20confirm,=20e1000=20driver=20from=20freebsd=208.3=20works=20as=20e= xpected,=20i've=20=20 got=20almost=201.8=20Gb/s=20over=20lagg(4)=20interface,=20whereas=20using= =20default=20=20 driver=20from=209.1=20couldnt=20get=20more=20than=201.2Gb/s. Trying=20iperf=20test=20to=20two=20different=20dst: 1)=20[SUM]=20=200.0-54.5=20sec=20=205.50=20GBytes=20=20=20867=20Mbits/sec 2)=20[SUM]=20=200.0-90.1=20sec=20=209.25=20GBytes=20=20=20882=20Mbits/sec ifstat=20on=20lagg,igb=20using=208.3=20driver: anri@host:[11:01]~#ifstat=20-i=20lagg1,igb0,igb2 =20=20=20=20=20=20=20lagg1=20=20=20=20=20=20=20=20=20=20=20=20=20=20=20=20i= gb0=20=20=20=20=20=20=20=20=20=20=20=20=20=20=20=20igb2 =20=20KB/s=20in=20=20KB/s=20out=20=20 KB/s in KB/s out KB/s in KB/s out 21748.67 221021.3 10419.36 122968.5 11442.13 150645.1 22010.81 222652.2 10954.49 125154.8 11161.90 150698.2 Test above was performed with net.link.lagg.1.use_flowid=3D1 Setting=20this=20to=20=3D0=20leads=20to=20slightly=20less=20throughput,=20a= nd=20noticable=20=20 cpu=20overhead.=20(I=20havent=20any=20non-ip=20traffic). --