From owner-freebsd-hackers@FreeBSD.ORG Fri Dec 31 21:20:09 2010 Return-Path: Delivered-To: freebsd-hackers@freebsd.org Received: from mx1.freebsd.org (mx1.freebsd.org [IPv6:2001:4f8:fff6::34]) by hub.freebsd.org (Postfix) with ESMTP id F1BD3106566C for ; Fri, 31 Dec 2010 21:20:08 +0000 (UTC) (envelope-from bzeeb-lists@lists.zabbadoz.net) Received: from mail.cksoft.de (mail.cksoft.de [IPv6:2001:4068:10::3]) by mx1.freebsd.org (Postfix) with ESMTP id 7C8A88FC13 for ; Fri, 31 Dec 2010 21:20:08 +0000 (UTC) Received: from localhost (amavis.fra.cksoft.de [192.168.74.71]) by mail.cksoft.de (Postfix) with ESMTP id 08F9C41C707; Fri, 31 Dec 2010 22:20:07 +0100 (CET) X-Virus-Scanned: amavisd-new at cksoft.de Received: from mail.cksoft.de ([192.168.74.103]) by localhost (amavis.fra.cksoft.de [192.168.74.71]) (amavisd-new, port 10024) with ESMTP id McwvxcLkDabf; Fri, 31 Dec 2010 22:20:06 +0100 (CET) Received: by mail.cksoft.de (Postfix, from userid 66) id 2810941C74D; Fri, 31 Dec 2010 22:20:06 +0100 (CET) Received: from maildrop.int.zabbadoz.net (maildrop.int.zabbadoz.net [10.111.66.10]) (using TLSv1 with cipher DHE-RSA-AES256-SHA (256/256 bits)) (No client certificate requested) by mail.int.zabbadoz.net (Postfix) with ESMTP id E93BB44490B; Fri, 31 Dec 2010 21:15:19 +0000 (UTC) Date: Fri, 31 Dec 2010 21:15:19 +0000 (UTC) From: "Bjoern A. Zeeb" X-X-Sender: bz@maildrop.int.zabbadoz.net To: Mikolaj Golub In-Reply-To: <20101120200208.M24596@maildrop.int.zabbadoz.net> Message-ID: <20101231211457.L6126@maildrop.int.zabbadoz.net> References: <86pqu0nexd.fsf@kopusha.home.net> <20101120165604.T24596@maildrop.int.zabbadoz.net> <868w0nolqo.fsf@kopusha.home.net> <20101120200208.M24596@maildrop.int.zabbadoz.net> X-OpenPGP-Key: 0x14003F198FEFA3E77207EE8D2B58B8F83CCF1842 MIME-Version: 1.0 Content-Type: TEXT/PLAIN; charset=US-ASCII; format=flowed Cc: freebsd-hackers@freebsd.org Subject: Re: flowtable_cleaner/flowtable_flush livelock X-BeenThere: freebsd-hackers@freebsd.org X-Mailman-Version: 2.1.5 Precedence: list List-Id: Technical Discussions relating to FreeBSD List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Fri, 31 Dec 2010 21:20:09 -0000 On Sat, 20 Nov 2010, Bjoern A. Zeeb wrote: > On Sat, 20 Nov 2010, Mikolaj Golub wrote: > > Hey, > >> On Sat, 20 Nov 2010 17:03:13 +0000 (UTC) Bjoern A. Zeeb wrote: >> >> BAZ> I think net@ would have been a better initial place but since this >> BAZ> seems to be a problem when interacting with VIMAGE >> BAZ> freebsd-virtualization might be better. >> >> BAZ> What you could try is: >> BAZ> http://people.freebsd.org/~bz/20100216-10-ft-cv.diff >> >> Ah, I have recalled I had already saw this patch but did not understand >> what >> the problem was that it fixed, thus did not associated it with my case >> (actually, I thought you had committed all these patches to the tree long >> time >> ago and I was running the kernel with them already :-). >> >> BTW, the patch needs updating: in the current flow_full() wakes up >> flowcleaner >> too, and flowcleaner sleeps for flowclean_freq instead of 10*hz (see the >> attached patch). > > For sure it does; as you can see form the date in the file name, that > patch was from the beginning of the year. > >> With the patch I can't reproduce the lock. Only the crash I mentioned in my >> first letter is observed: > > Hmm, I guess I should get the updated version comitted then. So I did now. -- Bjoern A. Zeeb You have to have visions! Going to jail sucks -- All my daemons like it! http://www.freebsd.org/doc/en_US.ISO8859-1/books/handbook/jails.html