From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S264472AbTLGSDu (ORCPT ); Sun, 7 Dec 2003 13:03:50 -0500 Received: (majordomo@vger.kernel.org) by vger.kernel.org id S264474AbTLGSDu (ORCPT ); Sun, 7 Dec 2003 13:03:50 -0500 Received: from twinlark.arctic.org ([168.75.98.6]:8599 "EHLO twinlark.arctic.org") by vger.kernel.org with ESMTP id S264472AbTLGSDt (ORCPT ); Sun, 7 Dec 2003 13:03:49 -0500 Date: Sun, 7 Dec 2003 10:03:48 -0800 (PST) From: dean gaudet To: "Russell \"Elik\" Rademacher" cc: linux-kernel@vger.kernel.org Subject: Re: Hyperthreading - Found the answers In-Reply-To: <18715758953.20031204161441@webspires.com> Message-ID: References: <18715758953.20031204161441@webspires.com> X-comment: visit http://arctic.org/~dean/legal for information regarding copyright and disclaimer. MIME-Version: 1.0 Content-Type: TEXT/PLAIN; charset=US-ASCII Sender: linux-kernel-owner@vger.kernel.org X-Mailing-List: linux-kernel@vger.kernel.org On Thu, 4 Dec 2003, Russell "Elik" Rademacher wrote: > Hello linux-kernel, > > Thanks folks. Apparently, the documentations are little buried under > but apparently, needed to have boot time parameter as follows: > acpismp=force to have the hyperthreading to show up properly. fwiw, on my xeon box i need to use "acpi=ht" or else the acpi code causes 80000 interrupts per second, even when idle. (this is with 2.4.22, on a tyan 2723 with whatever their latest bios was as of three or four months ago.) -dean