Date: Sat, 06 Aug 2005 20:21:26 +0200 From: =?ISO-8859-1?Q?Bj=F6rn_K=F6nig?= <bkoenig@cs.tu-berlin.de> To: Max Laier <max@love2party.net> Cc: freebsd-pf@freebsd.org Subject: Re: pf causes freeze of amd64 machine on heavy network load Message-ID: <42F4FFA6.8090203@cs.tu-berlin.de> In-Reply-To: <200508061924.10927.max@love2party.net> References: <42F4F0CB.8050306@cs.tu-berlin.de> <200508061924.10927.max@love2party.net>
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Max Laier wrote: > From pf.conf(5): > BUGS > Due to a lock order reversal (LOR) with the socket layer, the use of the > group and user filter parameter in conjuction with a Giant-free netstack > can result in a deadlock. If you have to use group or user you must set > debug.mpsafenet to ``0'' from the loader(8), for the moment. This work- > around will still produce the LOR, but Giant will protect from the dead- > lock. > > I am afraid this is what bites you. Many thanks for this hint. The impact on performance with debug.mpsafenet=0 is not very important to me. Björn -- Björn König (bkoenig@cs.tu-berlin.de) student at the Technische Universität Berlin http://bkoenig.alpha-tierchen.de/
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