From owner-freebsd-net@freebsd.org Mon Oct 26 15:08:14 2015 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 BFD36A1CF45 for ; Mon, 26 Oct 2015 15:08:14 +0000 (UTC) (envelope-from lars@netapp.com) Received: from mx143.netapp.com (mx143.netapp.com [216.240.21.24]) (using TLSv1 with cipher RC4-SHA (128/128 bits)) (Client CN "mx143.netapp.com", Issuer "Symantec Class 3 Secure Server CA - G4" (verified OK)) by mx1.freebsd.org (Postfix) with ESMTPS id 78E1B122D for ; Mon, 26 Oct 2015 15:08:13 +0000 (UTC) (envelope-from lars@netapp.com) X-IronPort-AV: E=Sophos;i="5.20,201,1444719600"; d="asc'?scan'208";a="74634389" Received: from hioexcmbx07-prd.hq.netapp.com ([10.122.105.40]) by mx143-out.netapp.com with ESMTP; 26 Oct 2015 08:07:48 -0700 Received: from HIOEXCMBX07-PRD.hq.netapp.com (10.122.105.40) by hioexcmbx07-prd.hq.netapp.com (10.122.105.40) with Microsoft SMTP Server (TLS) id 15.0.1104.5; Mon, 26 Oct 2015 08:07:48 -0700 Received: from HIOEXCMBX07-PRD.hq.netapp.com ([::1]) by hioexcmbx07-prd.hq.netapp.com ([fe80::e1d9:911e:3048:d510%21]) with mapi id 15.00.1104.000; Mon, 26 Oct 2015 08:07:48 -0700 From: "Eggert, Lars" To: "Pieper, Jeffrey E" CC: Kevin Oberman , "freebsd-net@freebsd.org" , Daniel Engberg Subject: Re: ixl 40G bad performance? Thread-Topic: ixl 40G bad performance? Thread-Index: AQHRDva+ZO+9KY7om02T8EKrgQTcE559lvyAgABhmICAAFavAIAACEoA Date: Mon, 26 Oct 2015 15:07:47 +0000 Message-ID: <99E53825-99F8-4E82-A710-6BC07B123F77@netapp.com> References: <5aae0ee63c44627223d5d179f1901d00@pyret.net> <0E4C2D93-FBAF-48CB-A704-499ABFC892B9@netapp.com> <2A35EA60C3C77D438915767F458D6568807F2A8A@ORSMSX111.amr.corp.intel.com> In-Reply-To: <2A35EA60C3C77D438915767F458D6568807F2A8A@ORSMSX111.amr.corp.intel.com> Accept-Language: en-US Content-Language: en-US X-MS-Has-Attach: yes X-MS-TNEF-Correlator: x-mailer: Apple Mail (2.3096.5) x-ms-exchange-messagesentrepresentingtype: 1 x-ms-exchange-transport-fromentityheader: Hosted x-originating-ip: [10.120.60.34] Content-Type: multipart/signed; boundary="Apple-Mail=_DDFA51E5-4B5F-493E-948C-A239D7BEB25C"; protocol="application/pgp-signature"; micalg=pgp-sha256 MIME-Version: 1.0 X-BeenThere: freebsd-net@freebsd.org X-Mailman-Version: 2.1.20 Precedence: list List-Id: Networking and TCP/IP with FreeBSD List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Mon, 26 Oct 2015 15:08:14 -0000 --Apple-Mail=_DDFA51E5-4B5F-493E-948C-A239D7BEB25C Content-Transfer-Encoding: quoted-printable Content-Type: text/plain; charset=us-ascii On 2015-10-26, at 15:38, Pieper, Jeffrey E = wrote: > With the latest ixl component from: = https://downloadcenter.intel.com/download/25160/Network-Adapter-Driver-for= -PCI-E-40-Gigabit-Network-Connections-under-FreeBSD- >=20 > running on 10.2 amd64, I easily get 9.6 Gb/s with one netperf stream, = either b2b or through a switch. This is with no driver/kernel tuning. = Running 4 streams easily gets me 36 GB/s. Thanks, will test! If the newer driver makes a difference, any chance we'll see it in -HEAD = soon? Lars --Apple-Mail=_DDFA51E5-4B5F-493E-948C-A239D7BEB25C Content-Transfer-Encoding: 7bit Content-Disposition: attachment; filename="signature.asc" Content-Type: application/pgp-signature; name="signature.asc" Content-Description: Message signed with OpenPGP using GPGMail -----BEGIN PGP SIGNATURE----- iQCVAwUBVi5BwdZcnpRveo1xAQgRpgQApCuKHFl49m6E6u1+nYRT438cZjazp/7c AUnzrzwIet99IQZjP5DG5I+8/HltSkOvTU6x4/53PLXJs1bK7+tL5pfiwtTHdbTj baHyaGs4L4QQCP0ld21dQL685pG8e4wTduIh4Fr5K+KS1b5+J3sKP0v0xoBYbDxP +Hmw3Z/uIYw= =g1UU -----END PGP SIGNATURE----- --Apple-Mail=_DDFA51E5-4B5F-493E-948C-A239D7BEB25C--