From owner-freebsd-stable@FreeBSD.ORG Fri Nov 25 08:47:55 2011 Return-Path: Delivered-To: freebsd-stable@freebsd.org Received: from mx1.freebsd.org (mx1.freebsd.org [IPv6:2001:4f8:fff6::34]) by hub.freebsd.org (Postfix) with ESMTP id DB9AE106566B; Fri, 25 Nov 2011 08:47:55 +0000 (UTC) (envelope-from stb@lassitu.de) Received: from gilb.zs64.net (gilb.zs64.net [IPv6:2001:470:1f0b:105e::1ea]) by mx1.freebsd.org (Postfix) with ESMTP id 9F2498FC14; Fri, 25 Nov 2011 08:47:55 +0000 (UTC) Received: by gilb.zs64.net (Postfix, from stb@lassitu.de) id B84001026BB; Fri, 25 Nov 2011 09:47:54 +0100 (CET) Mime-Version: 1.0 (Apple Message framework v1251.1) Content-Type: text/plain; charset=iso-8859-1 From: Stefan Bethke In-Reply-To: Date: Fri, 25 Nov 2011 09:47:54 +0100 Content-Transfer-Encoding: quoted-printable Message-Id: References: <4ECE9914.6020502@turing.b2n.org> <1A5B3A48-7DF3-4018-A244-152BDE96299A@lassitu.de> To: Adrian Chadd X-Mailer: Apple Mail (2.1251.1) Cc: "freebsd-stable@freebsd.org List" Subject: Re: TCP Reassembly Issues X-BeenThere: freebsd-stable@freebsd.org X-Mailman-Version: 2.1.5 Precedence: list List-Id: Production branch of FreeBSD source code List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Fri, 25 Nov 2011 08:47:55 -0000 Am 25.11.2011 um 00:35 schrieb Adrian Chadd: > Have you tried disabling the tcp offload features of your NIC? I'm using my em0 as a VLAN trunk, and I'm under the impression that that = disables all the hardware assists in the controller. Also, the LAN vlan = is bridged via OpenVPN and tap, making the whole bunch promiscous, which = I believe also forces off the acceleration. em0: flags=3D8943 metric = 0 mtu 1500 = options=3D219b ether 00:1c:c0:7d:8c:50 inet6 fe80::21c:c0ff:fe7d:8c50%em0 prefixlen 64 scopeid 0x1=20 nd6 options=3D29 media: Ethernet autoselect (1000baseT ) status: active bridge0: flags=3D8843 metric 0 = mtu 1500 ether 02:00:00:00:00:01 inet6 2001:470:1f0b:1064::1 prefixlen 64=20 inet 44.128.65.1 netmask 0xffffffc0 broadcast 44.128.65.63 inet6 fe80::21c:c0ff:fe7d:8c50%bridge0 prefixlen 64 scopeid 0xd=20= nd6 options=3D21 id 00:00:00:00:00:00 priority 32768 hellotime 2 fwddelay 15 maxage 20 holdcnt 6 proto rstp maxaddr 100 timeout 1200 root id 00:00:00:00:00:00 priority 32768 ifcost 0 port 0 member: vlan1 flags=3D143 ifmaxaddr 0 port 15 priority 128 path cost 55 member: tap0 flags=3D143 ifmaxaddr 0 port 14 priority 128 path cost 2000000 vlan1: flags=3D8943 = metric 0 mtu 1500 options=3D3 ether 00:1c:c0:7d:8c:50 nd6 options=3D29 media: Ethernet autoselect (1000baseT ) status: active vlan: 1 parent interface: em0 em0@pci0:0:25:0: class=3D0x020000 card=3D0x50038086 = chip=3D0x10cd8086 rev=3D0x00 hdr=3D0x00 vendor =3D 'Intel Corporation' device =3D '82567LF-2 Gigabit Network Connection' class =3D network subclass =3D ethernet cap 01[c8] =3D powerspec 2 supports D0 D3 current D0 cap 05[d0] =3D MSI supports 1 message, 64 bit enabled with 1 message cap 09[e0] =3D vendor (length 6) Intel cap 2 version 0 --=20 Stefan Bethke Fon +49 151 14070811