From owner-freebsd-stable@FreeBSD.ORG Wed Mar 31 08:40:55 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 1A031106564A for ; Wed, 31 Mar 2010 08:40:55 +0000 (UTC) (envelope-from bra@fsn.hu) Received: from people.fsn.hu (people.fsn.hu [195.228.252.137]) by mx1.freebsd.org (Postfix) with ESMTP id AE19E8FC0A for ; Wed, 31 Mar 2010 08:40:54 +0000 (UTC) Received: by people.fsn.hu (Postfix, from userid 1001) id B50FC2495BE; Wed, 31 Mar 2010 10:40:52 +0200 (CEST) X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MF-ACE0E1EA [pR: 5.2988] X-CRM114-CacheID: sfid-20100331_10405_744F7D04 X-CRM114-Status: Good ( pR: 5.2988 ) Message-ID: <4BB30A90.1030605@fsn.hu> Date: Wed, 31 Mar 2010 10:40:48 +0200 From: Attila Nagy User-Agent: Mozilla/5.0 (X11; U; Linux i686; en-US; rv:1.8.1.23) Gecko/20090817 Thunderbird/2.0.0.23 Mnenhy/0.7.6.0 MIME-Version: 1.0 To: pyunyh@gmail.com References: <4BAB718C.3090001@fsn.hu> <886B21E1787F0003B89E34B6@[192.168.1.44]> <4BB087B7.3030602@fsn.hu> <20100329183848.GE1473@michelle.cdnetworks.com> <4BB0FDC6.7050105@fsn.hu> <20100329194131.GG1473@michelle.cdnetworks.com> <4BB1CFD1.9040602@fsn.hu> <4BB21EA7.4080107@netvulture.com> <4BB21F79.5060807@fsn.hu> <20100330180710.GM1473@michelle.cdnetworks.com> In-Reply-To: <20100330180710.GM1473@michelle.cdnetworks.com> X-Stationery: 0.4.10 Content-Type: text/plain; charset=ISO-8859-1 Content-Transfer-Encoding: 7bit X-Bogosity: Ham, tests=bogofilter, spamicity=0.000000, version=1.2.1 X-Spambayes-Classification: ham; 0.00 X-DSPAM-Result: Whitelisted X-DSPAM-Processed: Wed Mar 31 10:40:52 2010 X-DSPAM-Confidence: 0.9936 X-DSPAM-Probability: 0.0000 X-DSPAM-Signature: 4bb30a94207551815818377 X-DSPAM-Factors: 27, X-Bogosity*Ham+tests=bogofilter, 0.00199, X-Bogosity*Ham, 0.00199, X-Spambayes-Classification*ham+0.00, 0.00225, X-Spambayes-Classification*0.00, 0.00225, X-CRM114-Status*Good, 0.00270, X-CRM114-Status*Good+(, 0.00270, X-Bogosity*spamicity=0.000000+version=1.2.1, 0.00311, X-Bogosity*tests=bogofilter+spamicity=0.000000, 0.00311, X-Bogosity*spamicity=0.000000, 0.00311, wrote, 0.00488, wrote, 0.00488, >+>, 0.00500, wrote+>, 0.00559, wrote+>, 0.00559, X-Spambayes-Classification*ham, 0.00699, 2010+at, 0.00906, I+remember, 0.01000, in+3, 0.01000, lock, 0.01000, I+guess, 0.01000, Ethernet, 0.01000, Ethernet, 0.01000, a+short, 0.01000, solved, 0.01000, dmesg, 0.01000, X-Stationery*0.4.10, 0.01000, I've+had, 0.01000 Cc: Jonathan Feally , Mailing List FreeBSD Stable , Michael Loftis Subject: Re: 8-STABLE freezes on UDP traffic (DNS), 7.x doesn't 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: Wed, 31 Mar 2010 08:40:55 -0000 Pyun YongHyeon wrote: > On Tue, Mar 30, 2010 at 05:57:45PM +0200, Attila Nagy wrote: > >> Jonathan Feally wrote: >> >>> Attila Nagy wrote: >>> >>>>>>>> Bingo, this solved the problem. The current uptime nears four days. >>>>>>>> Previously I couldn't go further than a day. >>>>>>>> >>>>>>>> The machine gets very light TCP load (and other machines which >>>>>>>> get work >>>>>>>> well), so I guess it's UDP RX or TX checksum related >>>>>>>> >>>>>>>> >>> I also have had my network go dead on a recent 8.0-STABLE on bge >>> system. Console is alive, but network just stops. I am running it as a >>> router with untagged on bge0 and nat of traffic on vlan201 tagged on >>> top of bge1. I haven't had it lock up in 3 days, but I will try the >>> -txcsum and -rxcsum on both interfaces to see if the problem still >>> persists or not. I do have a lot of tcp traffic, but there is also >>> unsolicited udp flying in as well. >>> >> Well, it's a short time to judge from, but with rx,txcsum disabled, the >> machine froze nearly instantly (less than one hour of uptime), while >> with tso disabled, it still works. >> So for now I think tso causes the problems. >> BTW, now that we are talking about that, I remember that I've disabled >> it on a lot of machines previously, because I've had strange issues. >> > > Would you show me the dmesg output(only bce(4) part)? > Sure: bce0: mem 0xfa000000-0xfbffffff irq 16 at device 0.0 on pci7 miibus0: on bce0 brgphy0: PHY 2 on miibus0 brgphy0: 1000baseSX-FDX, 2500baseSX-FDX, auto bce0: Ethernet address: 00:1b:78:75:f0:34 bce0: [ITHREAD] bce0: ASIC (0x57081021); Rev (B2); Bus (PCI-X, 64-bit, 133MHz); B/C (4.4.1); Flags (MSI|2.5G) bce1: mem 0xf6000000-0xf7ffffff irq 16 at device 0.0 on pci3 miibus1: on bce1 brgphy1: PHY 2 on miibus1 brgphy1: 1000baseSX-FDX, 2500baseSX-FDX, auto bce1: Ethernet address: 00:1b:78:75:f0:38 bce1: [ITHREAD] bce1: ASIC (0x57081021); Rev (B2); Bus (PCI-X, 64-bit, 133MHz); B/C (4.4.1); Flags (MSI|2.5G) The NIC's firmware is up to date (latest available on HP firmware update CD).