From owner-freebsd-questions@FreeBSD.ORG Sun Apr 2 19:22:59 2006 Return-Path: X-Original-To: freebsd-questions@freebsd.org Delivered-To: freebsd-questions@freebsd.org Received: from mx1.FreeBSD.org (mx1.freebsd.org [216.136.204.125]) by hub.freebsd.org (Postfix) with ESMTP id 5289116A41F for ; Sun, 2 Apr 2006 19:22:59 +0000 (UTC) (envelope-from chrcoluk@gmail.com) Received: from zproxy.gmail.com (zproxy.gmail.com [64.233.162.207]) by mx1.FreeBSD.org (Postfix) with ESMTP id BBDFB43D48 for ; Sun, 2 Apr 2006 19:22:56 +0000 (GMT) (envelope-from chrcoluk@gmail.com) Received: by zproxy.gmail.com with SMTP id l8so1365680nzf for ; Sun, 02 Apr 2006 12:22:56 -0700 (PDT) DomainKey-Signature: a=rsa-sha1; q=dns; c=nofws; s=beta; d=gmail.com; h=received:message-id:date:from:to:subject:cc:in-reply-to:mime-version:content-type:content-transfer-encoding:content-disposition:references; b=bePaSRie2kqup1tUWInxeyyeQ0NRsmgni3/VeMgzt0caA25duiLQSN23XWiTV8NB1xtWlS+Vfc6+gAp8nAF5mrAogXcfiWvgrdBYv1Tfkl2aB5g5mr0teLKhNP46L5Pk4KA610YUa7qSF01he0TeQeYxfY9pm1c81ZO7XNZaGeQ= Received: by 10.35.78.13 with SMTP id f13mr1261720pyl; Sun, 02 Apr 2006 12:22:56 -0700 (PDT) Received: by 10.35.36.18 with HTTP; Sun, 2 Apr 2006 12:22:56 -0700 (PDT) Message-ID: <3aaaa3a0604021222h663124f0t130a45ab2d395f65@mail.gmail.com> Date: Sun, 2 Apr 2006 20:22:56 +0100 From: Chris To: eol1@yahoo.com In-Reply-To: <20060331042659.45161.qmail@web51901.mail.yahoo.com> MIME-Version: 1.0 Content-Type: text/plain; charset=ISO-8859-1 Content-Transfer-Encoding: quoted-printable Content-Disposition: inline References: <5F1267A9-EAC2-4E6B-9F17-13827E40ADD4@shire.net> <20060331042659.45161.qmail@web51901.mail.yahoo.com> Cc: freebsd-questions@freebsd.org Subject: Re: Hard crash on 6.x -- reproducible, multiple people affected X-BeenThere: freebsd-questions@freebsd.org X-Mailman-Version: 2.1.5 Precedence: list List-Id: User questions List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Sun, 02 Apr 2006 19:22:59 -0000 On 31/03/06, Peter Thoenen wrote: > Hallo everybody. Will prob end up PR'ing this but want to post to the > list first and get some feelers. At first I thought it was just me but > as the port maintainer for tor-devel I have had a couple other folk > email me with the exact same problem (believing tor to be the cause). > Its not. > > Problem: When tor (running in server mode), i2p, or freenet is ran (all > high bandwidth, high number of concurrent tcp / udp / ip connections, > maybe 2000+ sim connects @ a constant 4 mb) between the 2 and 4 hour > mark a system running FBSD 6 will hard crash and power off. This is > reproducible (though not on demand, just on arbitrary time between 2 > and 4 hours). > > Troubleshooting so far: > > - It is NOT an issue on 5.x. It is an issue on both 6.0 and 6.1BETA4. > > > - It is not easy to reproduce. I assume a couple hundred people use > these ports and I have only had a dozen or so report this problem to > me. All of the people suffering from this though CAN reproduce this > crash on demand. I have to assume though the other 99% of users though > do not see this error for unknown reasons. > > - It is not a port issue (as tor/i2p/freenet all can cause it). It is > not a java issue (was another early worry of mine but tor is written in > C). > > - The hard crash does NOT generate a dump or panic for anybody I have > spoken with. /var/crash comes up empty every time. > > - It is not platform or hardware specific (this was my initial guess). > I have seen this on both the amd64 and i386 archs. I have also seen it > on various motherboards and nic's (bge, nv, em). To reiterate, running > 5.x on identical hardware does not cause this crash. > > - It is not a tunable or sysctrl issue as far as I can tell. Spent the > last month tuning and watching my system limits and all appears to be > good. > > - My gut feeling is this has something to do with the new network stack > introduced in 6.0. > > - When not running one of the aforementioned ports, system does not > crash. I have a three week uptime currently on one of my testbeds > experiencing this problem. If I start tor / i2p / or freenet I will > crash within hours. > > Help would be appreciated in resolving this or troubleshooting further. > I am at a loss here and me (along with a couple other folk that have > emailed me) have some nice expensive paperweights now as they crash on > use. If you are developer and want to look into this, I can provide > all the info you need, just let me know exactly what it is. > > Thanks, > > -Peter > _______________________________________________ > freebsd-questions@freebsd.org mailing list > http://lists.freebsd.org/mailman/listinfo/freebsd-questions > To unsubscribe, send any mail to "freebsd-questions-unsubscribe@freebsd.o= rg" > I am interested in the development of this issue, as everyone appears disinterested have you submitted a PR? Chris