From owner-freebsd-current@FreeBSD.ORG Thu Nov 12 16:45:59 2009 Return-Path: Delivered-To: freebsd-current@freebsd.org Received: from mx1.freebsd.org (mx1.freebsd.org [IPv6:2001:4f8:fff6::34]) by hub.freebsd.org (Postfix) with ESMTP id 930AE1065672 for ; Thu, 12 Nov 2009 16:45:59 +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 6607C8FC0A for ; Thu, 12 Nov 2009 16:45:59 +0000 (UTC) Received: from bigwig.baldwin.cx (66.111.2.69.static.nyinternet.net [66.111.2.69]) by cyrus.watson.org (Postfix) with ESMTPSA id 1CE1246B5B; Thu, 12 Nov 2009 11:45:59 -0500 (EST) Received: from jhbbsd.hudson-trading.com (unknown [209.249.190.8]) by bigwig.baldwin.cx (Postfix) with ESMTPA id 3EFB38A01B; Thu, 12 Nov 2009 11:45:58 -0500 (EST) From: John Baldwin To: freebsd-current@freebsd.org Date: Thu, 12 Nov 2009 11:33:30 -0500 User-Agent: KMail/1.9.7 References: <20091106101943.5a763f43@ernst.jennejohn.org> <20091111231753.GA52833@dmr.ath.cx> In-Reply-To: <20091111231753.GA52833@dmr.ath.cx> MIME-Version: 1.0 Content-Type: text/plain; charset="iso-8859-1" Content-Transfer-Encoding: 7bit Content-Disposition: inline Message-Id: <200911121133.30784.jhb@freebsd.org> X-Greylist: Sender succeeded SMTP AUTH, not delayed by milter-greylist-4.0.1 (bigwig.baldwin.cx); Thu, 12 Nov 2009 11:45:58 -0500 (EST) X-Virus-Scanned: clamav-milter 0.95.1 at bigwig.baldwin.cx X-Virus-Status: Clean X-Spam-Status: No, score=-2.5 required=4.2 tests=AWL,BAYES_00,RDNS_NONE autolearn=no version=3.2.5 X-Spam-Checker-Version: SpamAssassin 3.2.5 (2008-06-10) on bigwig.baldwin.cx Cc: Emil Mikulic Subject: Re: 8.0RC2 amd64 - kernel panic running make buildworld X-BeenThere: freebsd-current@freebsd.org X-Mailman-Version: 2.1.5 Precedence: list List-Id: Discussions about the use of FreeBSD-current List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Thu, 12 Nov 2009 16:45:59 -0000 On Wednesday 11 November 2009 6:17:53 pm Emil Mikulic wrote: > On Tue, Nov 10, 2009 at 09:15:42AM -0800, Mark Atkinson wrote: > > Also, you can try adding: > > > > hw.mca.enabled="1" in /boot/loader.conf > > This is a little off-topic, but: > Why is this disabled by default in FreeBSD? Because it is still a new feature and on some machines it causes panics/freezes out of the box. I'd be happier turning it on once it has been tested more and once we've figured out the reasons for the various freezes, etc. that seem to be related to enabling it. -- John Baldwin