From owner-freebsd-stable@FreeBSD.ORG Thu Jun 10 20:31:14 2010 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 0B40A106567B for ; Thu, 10 Jun 2010 20:31:14 +0000 (UTC) (envelope-from mike@sentex.net) Received: from lava.sentex.ca (pyroxene.sentex.ca [199.212.134.18]) by mx1.freebsd.org (Postfix) with ESMTP id ADC458FC1B for ; Thu, 10 Jun 2010 20:31:13 +0000 (UTC) Received: from mdt-xp.sentex.net (simeon.sentex.ca [192.168.43.27]) by lava.sentex.ca (8.14.4/8.14.3) with ESMTP id o5AKVCH2016467; Thu, 10 Jun 2010 16:31:12 -0400 (EDT) (envelope-from mike@sentex.net) Message-Id: <201006102031.o5AKVCH2016467@lava.sentex.ca> X-Mailer: QUALCOMM Windows Eudora Version 7.1.0.9 Date: Thu, 10 Jun 2010 16:31:10 -0400 To: freebsd-stable@freebsd.org From: Mike Tancsa Mime-Version: 1.0 Content-Type: text/plain; charset="us-ascii"; format=flowed Cc: jfvogel@gmail.com Subject: RELENG_7 em problems 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: Thu, 10 Jun 2010 20:31:14 -0000 Hi Jack, I am seeing some issues on RELENG_7 with a specific em nic em2@pci0:13:0:0: class=0x020000 card=0x108c15d9 chip=0x108c8086 rev=0x03 hdr=0x00 vendor = 'Intel Corporation' device = 'Intel Corporation 82573E Gigabit Ethernet Controller (Copper) (82573E)' class = network subclass = ethernet cap 01[c8] = powerspec 2 supports D0 D3 current D0 cap 05[d0] = MSI supports 1 message, 64 bit enabled with 1 message cap 10[e0] = PCI-Express 1 endpoint max data 128(256) link x1(x1) If I disable tso, I am not able to make a tcp connection into the host eg 0[psbgate1]# ifconfig em2 em2: flags=8843 metric 0 mtu 1500 options=219b ether 00:30:48:9f:eb:80 inet 192.168.128.200 netmask 0xfffffff0 broadcast 192.168.128.207 media: Ethernet autoselect (100baseTX ) status: active 0[psbgate1]# ifconfig em2 -tso 0[psbgate1]# Looking at the pcap, the checksum is bad on the syn-ack. If I re-enable tso, it seems to be ok 16:18:01.113297 IP (tos 0x10, ttl 64, id 6339, offset 0, flags [DF], proto TCP (6), length 60) 192.168.128.196.54172 > 192.168.128.200.22: S, cksum 0x4e79 (correct), 3313156149:3313156149(0) win 65535 16:18:01.123676 IP (tos 0x0, ttl 64, id 3311, offset 0, flags [DF], proto TCP (6), length 60) 192.168.128.200.22 > 192.168.128.196.54172: S, cksum 0x81c9 (incorrect (-> 0x51f2), 1373042663:1373042663(0) ack 3313156150 win 65535 em2: port 0x5000-0x501f mem 0xe8200000-0xe821ffff irq 16 at device 0.0 on pci13 em2: Using MSI interrupt em2: [FILTER] em2: Ethernet address: 00:30:48:9f:eb:80 pcib5: irq 16 at device 28.5 on pci0 pci14: on pcib5 em3: port 0x6000-0x601f mem 0xe8300000-0xe831ffff irq 17 at device 0.0 on pci14 em3: Using MSI interrupt em3: [FILTER] em3: Ethernet address: 00:30:48:9f:eb:81 Also there is still the issue with http://lists.freebsd.org/pipermail/freebsd-stable/2009-November/052842.html in RELENG_7 ? ---Mike -------------------------------------------------------------------- Mike Tancsa, tel +1 519 651 3400 Sentex Communications, mike@sentex.net Providing Internet since 1994 www.sentex.net Cambridge, Ontario Canada www.sentex.net/mike