From owner-freebsd-performance@FreeBSD.ORG Thu May 11 16:16:53 2006 Return-Path: X-Original-To: freebsd-performance@freebsd.org Delivered-To: freebsd-performance@freebsd.org Received: from mx1.FreeBSD.org (mx1.freebsd.org [216.136.204.125]) by hub.freebsd.org (Postfix) with ESMTP id 6A9B616A8A5; Thu, 11 May 2006 16:16:53 +0000 (UTC) (envelope-from luke@foolishgames.com) Received: from mail.foolishgames.com (mail.foolishgames.com [206.222.28.162]) by mx1.FreeBSD.org (Postfix) with ESMTP id E37C843D96; Thu, 11 May 2006 16:16:44 +0000 (GMT) (envelope-from luke@foolishgames.com) Received: from [192.168.0.150] (24-176-58-245.dhcp.klmz.mi.charter.com [24.176.58.245]) (authenticated bits=0) by mail.foolishgames.com (8.13.6/8.13.3) with ESMTP id k4BGGaL8008150 (version=TLSv1/SSLv3 cipher=RC4-SHA bits=128 verify=NO); Thu, 11 May 2006 12:16:36 -0400 (EDT) (envelope-from luke@foolishgames.com) X-Habeas-Swe-9: mark in spam to . X-Habeas-Swe-6: email in exchange for a license for this Habeas Content-Transfer-Encoding: 7bit X-Habeas-Swe-3: like Habeas SWE (tm) Date: Thu, 11 May 2006 12:16:35 -0400 X-Priority: 3 X-Habeas-Swe-8: Message (HCM) and not spam. Please report use of this X-Habeas-Swe-5: Sender Warranted Email (SWE) (tm). The sender of this From: Lucas Holt X-Habeas-Swe-2: brightly anticipated In-Reply-To: <000801c67513$f814f7f0$0201a8c0@oxy> References: <000801c67513$f814f7f0$0201a8c0@oxy> To: OxY X-Habeas-Swe-7: warrant mark warrants that this is a Habeas Compliant Mime-Version: 1.0 (Apple Message framework v749.3) X-Habeas-Swe-4: Copyright 2002 Habeas (tm) Content-Type: text/plain; charset=US-ASCII; delsp=yes; format=flowed X-Habeas-Swe-1: winter into spring Message-Id: <1DD6C5CE-047E-4489-AF66-902B27020CD0@foolishgames.com> X-Mailer: Apple Mail (2.749.3) X-Virus-Scanned: ClamAV 0.88.2/1456/Thu May 11 01:57:31 2006 on mail.foolishgames.com X-Virus-Status: Clean Cc: freebsd-hackers@freebsd.org, freebsd-performance@freebsd.org Subject: Re: enabling hyper-threading on intel dual-core X-BeenThere: freebsd-performance@freebsd.org X-Mailman-Version: 2.1.5 Precedence: list List-Id: Performance/tuning List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Thu, 11 May 2006 16:17:00 -0000 I think intel chips with dual core don't have hyperthreading. The operating system sees the second core like it would with hyperthreading only. On May 11, 2006, at 12:00 PM, OxY wrote: > hi! > > i just bought an Intel Pentium D-930 (3ghz dual-core) > and wonder why i just only have CPU0 and CPU1, when i compile with > SMP... > > sysctl says: > machdep.cpu_idle_hlt: 0 > > is it right or i should see CPU 2 and 3 starting during the boot? > > thanks for your help! > > ps: i even compiled this option in kernel, can't see any change > > options MPTABLE_FORCE_HTT # Enable HTT CPUs with the > MP Table > _______________________________________________ > freebsd-performance@freebsd.org mailing list > http://lists.freebsd.org/mailman/listinfo/freebsd-performance > To unsubscribe, send any mail to "freebsd-performance- > unsubscribe@freebsd.org" Lucas Holt Luke@FoolishGames.com ________________________________________________________ FoolishGames.com (Jewel Fan Site) JustJournal.com (Free blogging) FoolishGames.net (Enemy Territory site)