From owner-freebsd-net@freebsd.org Thu Oct 22 07:39:22 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 0DB3AA1B10E for ; Thu, 22 Oct 2015 07:39:22 +0000 (UTC) (envelope-from lars@netapp.com) Received: from mailman.ysv.freebsd.org (mailman.ysv.freebsd.org [IPv6:2001:1900:2254:206a::50:5]) by mx1.freebsd.org (Postfix) with ESMTP id DB1DB158F for ; Thu, 22 Oct 2015 07:39:21 +0000 (UTC) (envelope-from lars@netapp.com) Received: by mailman.ysv.freebsd.org (Postfix) id D7E20A1B10C; Thu, 22 Oct 2015 07:39:21 +0000 (UTC) Delivered-To: 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 D6835A1B10B for ; Thu, 22 Oct 2015 07:39:21 +0000 (UTC) (envelope-from lars@netapp.com) Received: from mx141.netapp.com (mx141.netapp.com [216.240.21.12]) (using TLSv1 with cipher RC4-SHA (128/128 bits)) (Client CN "mx141.netapp.com", Issuer "Symantec Class 3 Secure Server CA - G4" (verified OK)) by mx1.freebsd.org (Postfix) with ESMTPS id 80D50158C; Thu, 22 Oct 2015 07:39:21 +0000 (UTC) (envelope-from lars@netapp.com) X-IronPort-AV: E=Sophos;i="5.20,181,1444719600"; d="asc'?scan'208";a="76437850" Received: from hioexcmbx01-prd.hq.netapp.com ([10.122.105.34]) by mx141-out.netapp.com with ESMTP; 22 Oct 2015 00:39:00 -0700 Received: from HIOEXCMBX07-PRD.hq.netapp.com (10.122.105.40) by hioexcmbx01-prd.hq.netapp.com (10.122.105.34) with Microsoft SMTP Server (TLS) id 15.0.1104.5; Thu, 22 Oct 2015 00:38:59 -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; Thu, 22 Oct 2015 00:38:59 -0700 From: "Eggert, Lars" To: hiren panchasara CC: "erj@FreeBSD.org" , "net@freebsd.org" Subject: Re: ixl 40G bad performance? Thread-Topic: ixl 40G bad performance? Thread-Index: AQHRCnVeClivuZWSFkK4WCM/ynkiH55zUwOAgAAMKACAAAITgIAA5BEAgAA8ooCAACxPAIAAP6UAgAFpzQCAAB5sgIAADIMAgAAWWYCAAQDgAA== Date: Thu, 22 Oct 2015 07:38:59 +0000 Message-ID: References: <20151020190541.B15983@sola.nimnet.asn.au> <6CD6754D-FC0E-4B24-AAEC-7C9D68284141@netapp.com> <20151020232218.G1833@besplex.bde.org> <12938D48-44B9-456A-AD7C-630D7E09BB35@netapp.com> <99F14384-271F-4543-A7F8-E19F4006998A@netapp.com> <20151021161935.GF28288@strugglingcoder.info> In-Reply-To: <20151021161935.GF28288@strugglingcoder.info> 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: [10.122.56.79] Content-Type: multipart/signed; boundary="Apple-Mail=_63C5D3A6-200E-4EC8-9021-A0EDB1CFB4AD"; 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: Thu, 22 Oct 2015 07:39:22 -0000 --Apple-Mail=_63C5D3A6-200E-4EC8-9021-A0EDB1CFB4AD Content-Transfer-Encoding: quoted-printable Content-Type: text/plain; charset=us-ascii Hi, for those of you following along, I did try jumbograms and throughput = increases roughly 5x. So it looks like I'm hitting a packet-rate limit = somewhere. Lars --Apple-Mail=_63C5D3A6-200E-4EC8-9021-A0EDB1CFB4AD 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----- iQCVAwUBViiSktZcnpRveo1xAQhQ1AP+L/xwOa1SJ71KEmMT5snufIG77uqPHp+p T96vspaI9h+Gm0PUxTDAFFei6r48SzQqi0B9juDWyL0/6aGkoUdZJkWDgZBKiLdY cCa9L+BwzOqQJ8/Hzzrkod2XlaOV9eLO2nmxM1649v6QBXYcnd7ScY2DMvMj4xH3 AuxDFiBP1IA= =OeXA -----END PGP SIGNATURE----- --Apple-Mail=_63C5D3A6-200E-4EC8-9021-A0EDB1CFB4AD--