From owner-freebsd-questions@FreeBSD.ORG Sat Jul 23 07:17:10 2005 Return-Path: X-Original-To: freebsd-questions@freebsd.org Delivered-To: freebsd-questions@freebsd.org Received: from mx1.FreeBSD.org (mx1.freebsd.org [216.136.204.125]) by hub.freebsd.org (Postfix) with ESMTP id F0DB116A420 for ; Sat, 23 Jul 2005 07:17:09 +0000 (GMT) (envelope-from gollum123@free.fr) Received: from postfix4-2.free.fr (postfix4-2.free.fr [213.228.0.176]) by mx1.FreeBSD.org (Postfix) with ESMTP id 432F843D66 for ; Sat, 23 Jul 2005 07:17:04 +0000 (GMT) (envelope-from gollum123@free.fr) Received: from [192.168.0.140] (tui75-2-82-229-178-102.fbx.proxad.net [82.229.178.102]) by postfix4-2.free.fr (Postfix) with ESMTP id DD3A29A26D; Sat, 23 Jul 2005 09:17:03 +0200 (CEST) Date: Sat, 23 Jul 2005 09:17:03 +0200 From: Mathieu CHATEAU X-Mailer: The Bat! (v3.5) Professional X-Priority: 3 (Normal) Message-ID: <43436185.20050723091703@free.fr> To: Lei Sun In-Reply-To: References: <1122023424.525.1.camel@p4-3200.local> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Transfer-Encoding: 7bit Cc: Andreas Rudisch <"cyb."@gmx.net>, freebsd-questions@freebsd.org Subject: Re[2]: only see cpu0 working after rebuilding kernel with SMP support X-BeenThere: freebsd-questions@freebsd.org X-Mailman-Version: 2.1.5 Precedence: list Reply-To: Mathieu CHATEAU List-Id: User questions List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Sat, 23 Jul 2005 07:17:10 -0000 Hello Lei, it's working out great now ! thanks :) =1 was missing in the previous post Friday, July 22, 2005, 8:15:50 PM, you wrote: LS> This thread helped LS> http://archives.neohapsis.com/archives/freebsd/2005-05/0037.html LS> On 7/22/05, Lei Sun wrote: >> Yes, I read that security advisory as well, and I see >> >> ----------------------- >> NOTE: For users that are certain that their environment is not affected >> by this vulnerability, such as single-user systems, Hyper-Threading >> Technology may be re-enabled by setting the tunable >> "machdep.hyperthreading_allowed". >> ----------------------- >> >> so I "echo "machdep.hyperthreading_allowed" >> /boot/load.conf", then reboot. >> >> But still only 1 CPU is running. >> >> Thanks in advance :) >> >> Lei >> >> On 7/22/05, Andreas Rudisch <"cyb."@gmx.net> wrote: >> > On Fri, 2005-07-22 at 00:12 -0700, Lei Sun wrote: >> > > Hi, >> > > I wanted to enable the second logical CPU on my P4 HT. and... >> > > Something seems to be strange to me as: >> > > >> > > All of the processes are running with CPU0 and none is working with CPU1 >> > >> > > Here is the steps and places I read and followed >> > > >> > > 1. I followed the custom kernel documents from >> > > >> http://www.freebsd.org/doc/en_US.ISO8859-1/books/handbook/kernelconfig-building.html >> > > >> http://www.freebsd.org/doc/en_US.ISO8859-1/books/handbook/kernelconfig-config.html >> > > http://www.freebsddiary.org/smp.php >> > > >> > > and compiled the custom kernel >> > > >> > > and my kernel config: >> > > ------------------------------------------------- >> > > ... >> > > options SMP >> > > device apic # I/O APIC >> > > ... >> > > ------------------------------------------------- >> > > >> > > 2. Then I compiled the custom kernel, and installed it >> > > >> > > 3. I check the startup output, and found >> > > SMP: AP CPU #1 Launched! >> > > >> > > So my question is, how come in top, only cpu0 is working, and no entry for cpu1? >> > > >> > > Thanks in advance:) >> > > >> > > Lei >> > >> > >> > Take a look at this: >> > >> > >> ftp://ftp.freebsd.org/pub/FreeBSD/CERT/advisories/FreeBSD-SA-05:09.htt.asc >> > >> > Andreas. >> > >> > -- >> > GnuPG key : 0xD25FCC81 | http://cyb.websimplex.de/pubkey.asc >> > Fingerprint: D182 6F22 7EEC DD4C 0F6E 564C 691B 0372 D25F CC81 >> > >> > >> > >> > >> > >> > -----BEGIN PGP SIGNATURE----- >> > Version: GnuPG v1.4.1 (FreeBSD) >> > >> > iD8DBQBC4LgAaRsDctJfzIERAtX8AJ9fJBbODWbOxymKEFeHNpULtUrecACfYsWG >> > IcmXfXCmO9ZpgCxDOlOwQWc= >> > =zfk/ >> > -----END PGP SIGNATURE----- >> > >> > >> > >> LS> _______________________________________________ LS> freebsd-questions@freebsd.org mailing list LS> http://lists.freebsd.org/mailman/listinfo/freebsd-questions LS> To unsubscribe, send any mail to LS> "freebsd-questions-unsubscribe@freebsd.org" -- Best regards, Mathieu mailto:gollum123@free.fr