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Date:      Sun, 16 Feb 2014 18:02:55 +0700
From:      Eugene Grosbein <eugen@grosbein.net>
To:        Przemyslaw Frasunek <przemyslaw@frasunek.com>
Cc:        "Bjoern A. Zeeb" <bzeeb-lists@lists.zabbadoz.net>, Mike Tancsa <mike@sentex.net>, freebsd-net@freebsd.org
Subject:   Re: mpd5/Netgraph issues after upgrading to 7.4
Message-ID:  <53009ADF.9090707@grosbein.net>
In-Reply-To: <530085F3.9020205@frasunek.com>
References:  <20110513162311.GK95084@glebius.int.ru>	<4DD298AD.2060905@frasunek.com>	<20110517184613.GN74366@glebius.int.ru>	<4FDB1D71.6050908@freebsd.lublin.pl>	<20120615203142.GW28613@glebius.int.ru>	<4FDBAFD7.9020606@freebsd.lublin.pl>	<4FDF2F81.6030307@sentex.net>	<4FDF3097.6080701@freebsd.lublin.pl>	<4FE0EE62.5070905@freebsd.lublin.pl>	<4FF7F2C6.5070401@freebsd.lublin.pl>	<20120709081225.GJ21957@glebius.int.ru>	<CAFMmRNydo=Bci=WM5mODS0vhiv8%2B2Oj39XKTXkEymYOJunhPxg@mail.gmail.com>	<4FFBB7A8.90201@rdtc.ru> <4FFBCA96.3000605@freebsd.lublin.pl>	<50032E10.3060607@sentex.net>	<65702E3D-9373-4CC7-9CB4-81704EF44ED8@lists.zabbadoz.net> <50039923.2060802@rdtc.ru> <530085F3.9020205@frasunek.com>

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On 16.02.2014 16:33, Przemyslaw Frasunek wrote:
> I aplogise for reviving this old thread, but after upgrading from 8.3 to
> 9.2-RELEASE, I started getting the same panics as in 2011, before Glebius'
> patches related to Netgraph topology locks.
> 
> I've seen that Mike reported similar issues in October
> (http://lists.freebsd.org/pipermail/freebsd-stable/2013-October/075552.html).
> Did you managed to resolve it?
> 
> This is backtrace from PPPoE AC running mpd5 on FreeBSD 9.2 with IPv6 enabled,
> with over 300 sessions active. On 8.3 with IPv6 disabled I was able to get
> uptimes over 1 year.

I decided to not upgrade my 8.4-STABLE mpd servers running rock stable,
without IPv6 too. They continue to serve existing user base but
for new users we offer IPoE (DHCP) only.

Eugene Grosbein



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