From owner-freebsd-xen@freebsd.org Sat Aug 1 11:45:30 2015 Return-Path: Delivered-To: freebsd-xen@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 6FCA69B08C5 for ; Sat, 1 Aug 2015 11:45:30 +0000 (UTC) (envelope-from egoitz@sarenet.es) 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 555FB1C3 for ; Sat, 1 Aug 2015 11:45:30 +0000 (UTC) (envelope-from egoitz@sarenet.es) Received: by mailman.ysv.freebsd.org (Postfix) id 5237F9B08C4; Sat, 1 Aug 2015 11:45:30 +0000 (UTC) Delivered-To: xen@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 394C39B08C3 for ; Sat, 1 Aug 2015 11:45:30 +0000 (UTC) (envelope-from egoitz@sarenet.es) Received: from cu1176c.smtpx.saremail.com (cu1176c.smtpx.saremail.com [195.16.148.151]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (Client did not present a certificate) by mx1.freebsd.org (Postfix) with ESMTPS id EC43F1C2 for ; Sat, 1 Aug 2015 11:45:28 +0000 (UTC) (envelope-from egoitz@sarenet.es) Received: from [172.16.2.236] (izaro.sarenet.es [192.148.167.11]) by proxypop02.sare.net (Postfix) with ESMTPSA id 5AE6D9DC6A5; Sat, 1 Aug 2015 13:45:19 +0200 (CEST) Mime-Version: 1.0 (Mac OS X Mail 8.2 \(2102\)) Subject: Re: Poor network performance with Xen + OpenVPN? From: Egoitz Aurrekoetxea In-Reply-To: Date: Sat, 1 Aug 2015 13:45:16 +0200 Cc: Karl Pielorz , "freebsd-xen@freebsd.org" Message-Id: References: <40E060AB-F0B9-48F3-9309-947CAB5C1939@sarenet.es> <5A7F36D35FF28CD4B9D2DE92@10.12.30.106> To: seanrees@gmail.com X-Mailer: Apple Mail (2.2102) Content-Type: text/plain; charset=utf-8 Content-Transfer-Encoding: quoted-printable X-Content-Filtered-By: Mailman/MimeDel 2.1.20 X-BeenThere: freebsd-xen@freebsd.org X-Mailman-Version: 2.1.20 Precedence: list List-Id: Discussion of the freebsd port to xen - implementation and usage List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Sat, 01 Aug 2015 11:45:30 -0000 Could you paste your onpenvpn=E2=80=99s server and client config files?. = Which OS the client runs? Have you tested this openvpn connectivity without any network devices = between them?. With for example an ip in the=20 loopback interface of the openvpn server? Best regards, Egoitz Aurrekoetxea Departamento de sistemas 944 209 470 Parque Tecnol=C3=B3gico. Edificio 103 48170 Zamudio (Bizkaia) egoitz@sarenet.es www.sarenet.es Antes de imprimir este correo electr=C3=B3nico piense si es necesario = hacerlo. > El 30/7/2015, a las 11:41, seanrees@gmail.com escribi=C3=B3: >=20 > I have the same issue. I managed to track it down to a difference = between somewhere between Xen 3.4 and 4.4 (my provider uses both). >=20 > 3.4 works fine (I can sustain a few mbps through OpenVPN). 4.4 I get = ~0.05mbps max. I wasn't able to track it down. >=20 > Both with the virtual drivers (if_xn) with all combinations of tso, = lro, rxcsum and txcsum on/off tested. >=20 > Sean >=20 > On Wed, Jul 29, 2015 at 2:58 PM, Karl Pielorz > wrote: >=20 >=20 > --On 29 July 2015 14:28 +0200 Egoitz Aurrekoetxea > wrote: >=20 > Hi! >=20 > Have you disabled tso, lro and friends?. >=20 >=20 > If by that you mean, >=20 > ifconfig xn0 -rxcsum -txcsum -tso4 -lro >=20 > Yes - I've tried that on the virtual host running OpenVPN, it didn't = seem to make any difference :( >=20 > I'll hopefully get some more time later to look at it again. >=20 > Regards, >=20 > -Karl > _______________________________________________ > freebsd-xen@freebsd.org mailing list > http://lists.freebsd.org/mailman/listinfo/freebsd-xen = > To unsubscribe, send any mail to "freebsd-xen-unsubscribe@freebsd.org = " >=20