From owner-freebsd-net@freebsd.org Thu Mar 17 15:59:14 2016 Return-Path: Delivered-To: freebsd-net@mailman.ysv.freebsd.org Received: from mx1.freebsd.org (mx1.freebsd.org [IPv6:2001:1900:2254:206a::19:1]) by mailman.ysv.freebsd.org (Postfix) with ESMTP id E499CAD2CDF for ; Thu, 17 Mar 2016 15:59:14 +0000 (UTC) (envelope-from jeffrey.e.pieper@intel.com) Received: from mga02.intel.com (mga02.intel.com [134.134.136.20]) by mx1.freebsd.org (Postfix) with ESMTP id AD5E3AE1; Thu, 17 Mar 2016 15:59:14 +0000 (UTC) (envelope-from jeffrey.e.pieper@intel.com) Received: from fmsmga004.fm.intel.com ([10.253.24.48]) by orsmga101.jf.intel.com with ESMTP; 17 Mar 2016 08:59:09 -0700 X-ExtLoop1: 1 X-IronPort-AV: E=Sophos;i="5.24,350,1455004800"; d="scan'208";a="68356372" Received: from orsmsx102.amr.corp.intel.com ([10.22.225.129]) by fmsmga004.fm.intel.com with ESMTP; 17 Mar 2016 08:59:08 -0700 Received: from orsmsx112.amr.corp.intel.com (10.22.240.13) by ORSMSX102.amr.corp.intel.com (10.22.225.129) with Microsoft SMTP Server (TLS) id 14.3.248.2; Thu, 17 Mar 2016 08:58:28 -0700 Received: from orsmsx111.amr.corp.intel.com ([169.254.12.9]) by ORSMSX112.amr.corp.intel.com ([169.254.3.159]) with mapi id 14.03.0248.002; Thu, 17 Mar 2016 08:58:27 -0700 From: "Pieper, Jeffrey E" To: Eric van Gyzen , Alan Somers CC: FreeBSD Net , Jack Vogel Subject: RE: TSO test Thread-Topic: TSO test Thread-Index: AQHRgBauSXpy9jdMJ06DEe94xU/SD59dsUNQgAAQfUOAAAEU8IAAfW0A//+KyfA= Date: Thu, 17 Mar 2016 15:58:27 +0000 Message-ID: <2A35EA60C3C77D438915767F458D656880953C37@ORSMSX111.amr.corp.intel.com> References: <2A35EA60C3C77D438915767F458D656880953A88@ORSMSX111.amr.corp.intel.com> <56EACBCF.5020109@FreeBSD.org> <2A35EA60C3C77D438915767F458D656880953B86@ORSMSX111.amr.corp.intel.com> <56EAD3A2.4020507@FreeBSD.org> In-Reply-To: <56EAD3A2.4020507@FreeBSD.org> Accept-Language: en-US Content-Language: en-US X-MS-Has-Attach: X-MS-TNEF-Correlator: x-titus-metadata-40: eyJDYXRlZ29yeUxhYmVscyI6IiIsIk1ldGFkYXRhIjp7Im5zIjoiaHR0cDpcL1wvd3d3LnRpdHVzLmNvbVwvbnNcL0ludGVsMyIsImlkIjoiMjY4NDM2ODktMzkxMi00Mjg2LWEyMmUtNGRiOTUyZmQ4YTQ4IiwicHJvcHMiOlt7Im4iOiJDVFBDbGFzc2lmaWNhdGlvbiIsInZhbHMiOlt7InZhbHVlIjoiQ1RQX0lDIn1dfV19LCJTdWJqZWN0TGFiZWxzIjpbXSwiVE1DVmVyc2lvbiI6IjE1LjkuNi42IiwiVHJ1c3RlZExhYmVsSGFzaCI6ImNJNXpGamlXanlmZEk4N0FIT1lPalhKcGNZNmJUS3RJQWdaYWZnNmFLWGs9In0= x-ctpclassification: CTP_IC x-originating-ip: [10.22.254.138] Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: quoted-printable MIME-Version: 1.0 X-BeenThere: freebsd-net@freebsd.org X-Mailman-Version: 2.1.21 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, 17 Mar 2016 15:59:15 -0000 No, we have scripts that parse vmstat -i. Jeff -----Original Message----- From: Eric van Gyzen [mailto:vangyzen@FreeBSD.org]=20 Sent: Thursday, March 17, 2016 8:56 AM To: Pieper, Jeffrey E ; Alan Somers Cc: FreeBSD Net ; Jack Vogel Subject: Re: TSO test Jeff, So, you reboot the DUT between each scenario? Eric On 03/17/2016 10:28, Pieper, Jeffrey E wrote: > You can also parse vmstat -i, which we do as well. >=20 > Jeff >=20 > -----Original Message----- > From: Eric van Gyzen [mailto:vangyzen@FreeBSD.org]=20 > Sent: Thursday, March 17, 2016 8:23 AM > To: Alan Somers ; Pieper, Jeffrey E > Cc: FreeBSD Net ; Jack Vogel > Subject: Re: TSO test >=20 > Alan, >=20 > That does sound useful. As one complication, "vmstat -i" shows the > interrupt rate since boot. Either the test would need to reboot between > each iteration, or vmstat would need to be improved to show the "recent" > rate. The latter would be a much welcome improvement, in my humble opini= on. >=20 > Cheers, >=20 > Eric >=20 > On 03/17/2016 09:45, Alan Somers wrote: >> Would it be more useful to log the NIC's interrupt rate using "vmstat -i= "? >> >> On Thu, Mar 17, 2016 at 8:25 AM, Pieper, Jeffrey E < >> jeffrey.e.pieper@intel.com> wrote: >> >>> Basically what we do is run TCP tx traffic using various message sizes >>> with TSO enabled, while logging throughput and CPU usage, then run the = same >>> scenario again with TSO disabled. We do this with both IPv4 and IPv6. >>> >>> Jeff >>> >>> -----Original Message----- >>> From: owner-freebsd-net@freebsd.org [mailto:owner-freebsd-net@freebsd.o= rg] >>> On Behalf Of Jack Vogel >>> Sent: Wednesday, March 16, 2016 11:31 PM >>> To: FreeBSD Net >>> Subject: TSO test >>> >>> Anyone have a 'simple' test case for TSO, something a bit >>> more distilled than running netperf or iperf? >>> >>> Thanks, >>> >>> Jack >>> _______________________________________________ >>> freebsd-net@freebsd.org mailing list >>> https://lists.freebsd.org/mailman/listinfo/freebsd-net >>> To unsubscribe, send any mail to "freebsd-net-unsubscribe@freebsd.org" >>> _______________________________________________ >>> freebsd-net@freebsd.org mailing list >>> https://lists.freebsd.org/mailman/listinfo/freebsd-net >>> To unsubscribe, send any mail to "freebsd-net-unsubscribe@freebsd.org" >>> >> _______________________________________________ >> freebsd-net@freebsd.org mailing list >> https://lists.freebsd.org/mailman/listinfo/freebsd-net >> To unsubscribe, send any mail to "freebsd-net-unsubscribe@freebsd.org" >> >=20