From owner-freebsd-current@FreeBSD.ORG Wed Dec 21 20:42:02 2005 Return-Path: X-Original-To: current@freebsd.org Delivered-To: freebsd-current@FreeBSD.ORG Received: from mx1.FreeBSD.org (mx1.freebsd.org [216.136.204.125]) by hub.freebsd.org (Postfix) with ESMTP id D63F916A420 for ; Wed, 21 Dec 2005 20:42:02 +0000 (GMT) (envelope-from brucegb@realtime.net) Received: from ruth.realtime.net (ruth.realtime.net [205.238.132.69]) by mx1.FreeBSD.org (Postfix) with ESMTP id 44B6E43D6D for ; Wed, 21 Dec 2005 20:41:54 +0000 (GMT) (envelope-from brucegb@realtime.net) Received: from tigerfish2.my.domain (cpe-70-112-148-128.austin.res.rr.com [70.112.148.128]) by realtime.net (Realtime Communications Advanced E-Mail Services V9.2) with ESMTP id 105093781 for ; Wed, 21 Dec 2005 14:41:50 -0500 Received: from tigerfish2.my.domain (localhost [127.0.0.1]) by tigerfish2.my.domain (8.13.4/8.13.4) with ESMTP id jBLKfnLX065766 for ; Wed, 21 Dec 2005 14:41:49 -0600 (CST) (envelope-from brucegb@tigerfish2.my.domain) Received: (from brucegb@localhost) by tigerfish2.my.domain (8.13.4/8.13.4/Submit) id jBLKfnBW065765 for current@freebsd.org; Wed, 21 Dec 2005 14:41:49 -0600 (CST) (envelope-from brucegb) Date: Wed, 21 Dec 2005 14:41:49 -0600 From: Bruce Burden To: current@freebsd.org Message-ID: <20051221204149.GM56798@tigerfish2.my.domain> References: <43A9B726.70207@hosting50.cz> Mime-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <43A9B726.70207@hosting50.cz> User-Agent: Mutt/1.4.2.1i X-Server: High Performance Mail Server - http://surgemail.com r=-224271992 Cc: Subject: Re: Dual core CPUs support 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: Wed, 21 Dec 2005 20:42:03 -0000 On Wed, Dec 21, 2005 at 09:12:22PM +0100, Tomas Randa wrote: > Hello all friends of FreeBSD unix, > > I?d like to ask here, what is the actual situation with dual core CPUs - > Athlon 64 X2 etc. and their functionality with FreeBSD 5.X / 6.X / 7.0 > current. > > I tried 5.4/i386 with options SMP, 6.0/i386 with the same config, in > both cases system found only one CPU, but on 5.4 system wrote HTT 2 > logical units. > The i386 version disables HTT by default (see the security notices for summer 2005 or thereabouts), so I am not surprised that your second core is ignored/not reported. There is a switch that will enable the HTT (second core, in your case) if you wish. As another poster mentiond, the AMD64 version of FBSD will recognise the second core as expected. Bruce -- ------------------------------------------------------------------------ "I like bad!" Bruce Burden Austin, TX. - Thuganlitha The Power and the Prophet Robert Don Hughes