From owner-svn-src-all@FreeBSD.ORG Fri Oct 5 15:46:54 2012 Return-Path: Delivered-To: svn-src-all@freebsd.org Received: from mx1.freebsd.org (mx1.freebsd.org [69.147.83.52]) by hub.freebsd.org (Postfix) with ESMTP id E04F1106566C; Fri, 5 Oct 2012 15:46:54 +0000 (UTC) (envelope-from ndenev@gmail.com) Received: from mail-wi0-f172.google.com (mail-wi0-f172.google.com [209.85.212.172]) by mx1.freebsd.org (Postfix) with ESMTP id 347C38FC0A; Fri, 5 Oct 2012 15:46:53 +0000 (UTC) Received: by mail-wi0-f172.google.com with SMTP id hq12so739561wib.13 for ; Fri, 05 Oct 2012 08:46:52 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=20120113; h=subject:mime-version:content-type:from:in-reply-to:date:cc :message-id:references:to:x-mailer; bh=ejlG4i77uMd19IlgXARcGRf/bhGdIRkm2H+2sv2SCZo=; b=o/eSH+9PN+bIEJi69VCH17bAaC2Q4SfnBUfTL9HKEyl7ZQlLrEVdtLmBZA/CiGET8T l4GKuwyygQKU3nT21QMxC3IAl7wQjGDTl/XAaX9Uvq6K7lQQPxLv6e4QxdzQqOGnoXgO snXfh1oBX9t1DPhUQMmRrpXz7CoETkA/GygTQdPt0AR6BJY7JNPXHFcZ71bg60FHNds7 VGKL/orhJjRHixIpWc8vzdBdVPPTDzG7NFyzPVA6/jwOJw5PmWXCLcU1vmwH5m3oTMMB LtwVjghU313kLY7BDsbEbftAkhRhDFd4QRzb4ibMaln5+ytNEFSrL4GsKqj4OOZnFNbr ZE7w== Received: by 10.216.71.20 with SMTP id q20mr5234610wed.172.1349452012696; Fri, 05 Oct 2012 08:46:52 -0700 (PDT) Received: from ndenevsa.sf.moneybookers.net (g1.moneybookers.com. [217.18.249.148]) by mx.google.com with ESMTPS id v3sm3336313wiy.5.2012.10.05.08.46.47 (version=TLSv1/SSLv3 cipher=OTHER); Fri, 05 Oct 2012 08:46:50 -0700 (PDT) Mime-Version: 1.0 (Mac OS X Mail 6.1 \(1498\)) From: Nikolay Denev In-Reply-To: <20121005151139.GS34622@glebius.int.ru> Date: Fri, 5 Oct 2012 18:46:46 +0300 Message-Id: <67EC4A5E-752C-4476-9C95-8BAA3A8F49BC@gmail.com> References: <201209201005.q8KA5BqZ094414@svn.freebsd.org> <2966A49C-DE3F-4559-A799-D1E9C0A74A9C@gmail.com> <20121005070914.GI34622@glebius.int.ru> <20121005080453.GL34622@glebius.int.ru> <2109548116005159772@unknownmsgid> <20121005151139.GS34622@glebius.int.ru> To: Gleb Smirnoff X-Mailer: Apple Mail (2.1498) Content-Type: text/plain; charset=koi8-r Content-Transfer-Encoding: quoted-printable X-Content-Filtered-By: Mailman/MimeDel 2.1.5 Cc: "svn-src-all@freebsd.org" Subject: Re: svn commit: r240742 - head/sys/net X-BeenThere: svn-src-all@freebsd.org X-Mailman-Version: 2.1.5 Precedence: list List-Id: "SVN commit messages for the entire src tree \(except for " user" and " projects" \)" List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Fri, 05 Oct 2012 15:46:55 -0000 On Oct 5, 2012, at 6:11 PM, Gleb Smirnoff wrote: > Nikolay, >=20 > On Fri, Oct 05, 2012 at 05:11:12PM +0300, Nikolay Denev wrote: > N> With both modules I was able to saturate the four GigE interfaces, = and got=20 > N> about ~3.72 Gbits/sec total according to iperf, systat -ifstat = showed > N> about 116MB/s per each interface. > N>=20 > N> However I'm seeing slightly different CPU stat graphs [1], the = difference is not big, > N> but with the new if_lagg(4) driver, when the machine is acting as = client I'm > N> seeing slightly higher system CPU time, and about the same = interrupt, while > N> when acting as server both system and interrupt are slightly lower. > N> But please note that these tests were not very scientifically = correct. > N> When the server is available again I might be able to perform = several runs and > N> do a proper comparison. >=20 > Do I understand correct, that in the above testing "server" means = transmitting > traffic and "client" is receiving traffic? >=20 > --=20 > Totus tuus, Glebius. Actually with iperf the server is more like a sink, and the client sends = data to the server. Here's what's in the man page : To perform an iperf test the user must establish both a server (to discard traffic) and a client = (to gen- erate traffic).