From owner-freebsd-net@FreeBSD.ORG Thu Mar 7 17:09:35 2013 Return-Path: Delivered-To: freebsd-net@freebsd.org Received: from mx1.freebsd.org (mx1.freebsd.org [IPv6:2001:1900:2254:206a::19:1]) by hub.freebsd.org (Postfix) with ESMTP id B9E64A8A for ; Thu, 7 Mar 2013 17:09:35 +0000 (UTC) (envelope-from andre@freebsd.org) Received: from c00l3r.networx.ch (c00l3r.networx.ch [62.48.2.2]) by mx1.freebsd.org (Postfix) with ESMTP id 1760D7C1 for ; Thu, 7 Mar 2013 17:09:34 +0000 (UTC) Received: (qmail 8318 invoked from network); 7 Mar 2013 18:23:01 -0000 Received: from c00l3r.networx.ch (HELO [127.0.0.1]) ([62.48.2.2]) (envelope-sender ) by c00l3r.networx.ch (qmail-ldap-1.03) with SMTP for ; 7 Mar 2013 18:23:01 -0000 Message-ID: <5138C9C8.6030809@freebsd.org> Date: Thu, 07 Mar 2013 18:09:28 +0100 From: Andre Oppermann User-Agent: Mozilla/5.0 (Windows NT 6.1; WOW64; rv:17.0) Gecko/20130107 Thunderbird/17.0.2 MIME-Version: 1.0 To: Nick Rogers Subject: Re: Default route changes unexpectedly #2 (was Re: kernel: arpresolve: can't allocate llinfo for 65.59.233.102) References: <51378A9D.6080306@freebsd.org> In-Reply-To: Content-Type: text/plain; charset=ISO-8859-1; format=flowed Content-Transfer-Encoding: 7bit Cc: "freebsd-net@freebsd.org" X-BeenThere: freebsd-net@freebsd.org X-Mailman-Version: 2.1.14 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, 07 Mar 2013 17:09:35 -0000 On 07.03.2013 17:54, Nick Rogers wrote: > I'm not sure. I have not explicitly enabled/disabled it. I am using > the GENERIC kernel from 9.1 plus PF+ALTQ. > > # sysctl net.inet.flowtable.enable > sysctl: unknown oid 'net.inet.flowtable.enable' > # sysctl -a | grep flow > kern.sigqueue.overflow: 0 > net.inet.tcp.reass.overflows: 0 > net.inet6.ip6.auto_flowlabel: 1 > > uname -v > FreeBSD 9.1-RELEASE #0 r245436M: Mon Jan 14 16:34:21 EST 2013 > root@fbsd_91:/usr/obj/usr/src/sys/CUSTOM > > 8.0 release notes say flowtable is enabled by default on amd64/i386. > So I presume it is enabled? I can't seem to find much information > about this for FreeBSD 9.x It's not compiled in GENERIC on 9.x because it had/has some stability issues. I just wanted to make sure that the problem really come out of the arpresolve area before digging into it. -- Andre > On Wed, Mar 6, 2013 at 10:27 AM, Andre Oppermann wrote: >> Courtland, >> >> the arpresolve observation is very important. Do you have flowtable >> enabled in your kernel? >> >> -- >> Andre >> >> >> On 06.03.2013 17:16, Adrian Chadd wrote: >>> >>> Another instance of it.. >>> Adrian >>> On 6 March 2013 07:21, Courtland wrote: >>>> >>>> Has there been any progress on resolving this problem. Does anyone have a >>>> better idea as to where it is breaking down? >>>> >>>> I am experiencing the same problem under FreeBSD 9.1-RELEASE. I use PF >>>> for >>>> NAT, ALTQ, and RDR/filter rules. I'm not using PPPoE or dhclient. The >>>> default gateway changes to an IP that is not on my network when under >>>> heavy >>>> network load. >>>> >>>> The last time this happened I had a stream of arpresolve messages in the >>>> kernel for the IP that the default route was changed to. >>>> Mar 5 19:12:53 kernel: arpresolve: can't allocate llinfo for >>>> 50.142.201.101 >>>> The default route was changed to 50.142.201.101 after these messages. >>>> >>>> >>>> >>>> >>>> -- >>>> View this message in context: >>>> http://freebsd.1045724.n5.nabble.com/kernel-arpresolve-can-t-allocate-llinfo-for-65-59-233-102-tp5742320p5793139.html >>>> Sent from the freebsd-net mailing list archive at Nabble.com. >>>> _______________________________________________ >>>> freebsd-net@freebsd.org mailing list >>>> http://lists.freebsd.org/mailman/listinfo/freebsd-net >>>> To unsubscribe, send any mail to "freebsd-net-unsubscribe@freebsd.org" >>> >>> _______________________________________________ >>> freebsd-net@freebsd.org mailing list >>> http://lists.freebsd.org/mailman/listinfo/freebsd-net >>> To unsubscribe, send any mail to "freebsd-net-unsubscribe@freebsd.org" >>> >>> >> > >