From owner-svn-src-stable@FreeBSD.ORG Wed Feb 18 15:11:02 2009 Return-Path: Delivered-To: svn-src-stable@freebsd.org Received: from mx1.freebsd.org (mx1.freebsd.org [IPv6:2001:4f8:fff6::34]) by hub.freebsd.org (Postfix) with ESMTP id EED4810657B0; Wed, 18 Feb 2009 15:11:01 +0000 (UTC) (envelope-from jhb@freebsd.org) Received: from cyrus.watson.org (cyrus.watson.org [65.122.17.42]) by mx1.freebsd.org (Postfix) with ESMTP id 9A3588FC22; Wed, 18 Feb 2009 15:11:01 +0000 (UTC) (envelope-from jhb@freebsd.org) Received: from server.baldwin.cx (pool-98-109-39-197.nwrknj.fios.verizon.net [98.109.39.197]) by cyrus.watson.org (Postfix) with ESMTPSA id 3C07C46B2C; Wed, 18 Feb 2009 10:11:01 -0500 (EST) Received: from localhost (john@localhost [127.0.0.1]) (authenticated bits=0) by server.baldwin.cx (8.14.3/8.14.3) with ESMTP id n1IFAhsO043449; Wed, 18 Feb 2009 10:10:55 -0500 (EST) (envelope-from jhb@freebsd.org) From: John Baldwin To: Bruce Simpson Date: Wed, 18 Feb 2009 10:05:28 -0500 User-Agent: KMail/1.9.7 References: <200902171957.n1HJvqk8026145@svn.freebsd.org> <499BC43B.6030701@incunabulum.net> <499C1843.90008@incunabulum.net> In-Reply-To: <499C1843.90008@incunabulum.net> MIME-Version: 1.0 Content-Type: text/plain; charset="utf-8" Content-Transfer-Encoding: 7bit Content-Disposition: inline Message-Id: <200902181005.28625.jhb@freebsd.org> X-Greylist: Sender succeeded SMTP AUTH authentication, not delayed by milter-greylist-2.0.2 (server.baldwin.cx [127.0.0.1]); Wed, 18 Feb 2009 10:10:55 -0500 (EST) X-Virus-Scanned: ClamAV 0.94.2/9001/Tue Feb 17 23:29:20 2009 on server.baldwin.cx X-Virus-Status: Clean X-Spam-Status: No, score=-4.4 required=4.2 tests=ALL_TRUSTED,AWL,BAYES_00 autolearn=ham version=3.1.3 X-Spam-Checker-Version: SpamAssassin 3.1.3 (2006-06-01) on server.baldwin.cx Cc: svn-src-stable@freebsd.org, svn-src-all@freebsd.org, src-committers@freebsd.org, svn-src-stable-7@freebsd.org Subject: Re: svn commit: r188727 - in stable/7: sys sys/contrib/pf sys/dev/ath/ath_hal sys/dev/cxgb sys/kern sys/modules/sem sys/sys tools/regression/posixsem usr.bin/procstat X-BeenThere: svn-src-stable@freebsd.org X-Mailman-Version: 2.1.5 Precedence: list List-Id: SVN commit messages for all the -stable branches of the src tree List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Wed, 18 Feb 2009 15:11:04 -0000 On Wednesday 18 February 2009 9:16:35 am Bruce Simpson wrote: > Bruce Simpson wrote: > > .... > > FYI: > > This change *may* fix Python 2.6's 'multiprocessing' module on FreeBSD > > 7-STABLE, which is known to have problems there; it depends on POSIX > > semaphores to synchronize its IPC between different fork()'s of the > > Python interpreter. > > If anyone else has an interest in ths they may wish to test, if not, I > > will try to get around to it eventually. > > I just tested this and Python 2.5 still dumps core in sem_open() when > called from semlock_new() in _multiprocessing.so, this is with the most > recent back-port of multiprocessing to Python 2.5: > http://pypi.python.org/pypi/multiprocessing Do you have a core dump with symbols? If so, can you get the trace? -- John Baldwin