From owner-freebsd-smp@FreeBSD.ORG Sun Apr 25 17:20:00 2010 Return-Path: Delivered-To: freebsd-smp@freebsd.org Received: from mx1.freebsd.org (mx1.freebsd.org [IPv6:2001:4f8:fff6::34]) by hub.freebsd.org (Postfix) with ESMTP id 5354F1065755 for ; Sun, 25 Apr 2010 17:20:00 +0000 (UTC) (envelope-from stopeme@gmail.com) Received: from mail-bw0-f216.google.com (mail-bw0-f216.google.com [209.85.218.216]) by mx1.freebsd.org (Postfix) with ESMTP id D22578FC1B for ; Sun, 25 Apr 2010 17:19:59 +0000 (UTC) Received: by bwz8 with SMTP id 8so10502328bwz.3 for ; Sun, 25 Apr 2010 10:19:54 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=gamma; h=domainkey-signature:received:received:message-id:date:from :user-agent:mime-version:to:subject:references:in-reply-to :content-type:content-transfer-encoding; bh=cM1uASAJppeKPb6sq0H+K2G3i3dChWvOIM/sbtZk2/w=; b=IgW4+SKPUzA965cvz4gL0+Jmx7YVEGJXGLsDGaB3uKKClnHdpZxg/uh2eopoyNYGHF rD2E6rIMFH4dzG3x85FYHSpO12XflWWU0foNH615swcESkQcu+QY3m+kHjDg//AXLqFx QDjqGUld2vdhvChDar5NEFeXmVfSAMitn56UM= DomainKey-Signature: a=rsa-sha1; c=nofws; d=gmail.com; s=gamma; h=message-id:date:from:user-agent:mime-version:to:subject:references :in-reply-to:content-type:content-transfer-encoding; b=F4amv2dnhcu009y21qkeealv+caJ7J+YeIBR6DPWGP1Pk1QNLT71LswjXaCQxAISPv Z9YE9XwSONRxrpIoQQC7zY71rXYvGw/Mnaqma7joicZguoDLAjacnShWNHWd+UKvUOQ2 o191Yk5Stdh0hO1NxZWs0oGeyyGiXeE6d1xes= Received: by 10.204.34.130 with SMTP id l2mr1777049bkd.145.1272214196819; Sun, 25 Apr 2010 09:49:56 -0700 (PDT) Received: from [192.168.1.3] (95-42-162-61.btc-net.bg [95.42.162.61]) by mx.google.com with ESMTPS id 16sm1186566bwz.5.2010.04.25.09.49.55 (version=TLSv1/SSLv3 cipher=RC4-MD5); Sun, 25 Apr 2010 09:49:55 -0700 (PDT) Message-ID: <4BD4727F.4060700@googlemail.com> Date: Sun, 25 Apr 2010 19:49:03 +0300 From: oklahoma User-Agent: Thunderbird 2.0.0.24 (Windows/20100228) MIME-Version: 1.0 To: Hubert Tournier , freebsd-smp@freebsd.org References: <28357071.post@talk.nabble.com> In-Reply-To: <28357071.post@talk.nabble.com> Content-Type: text/plain; charset=UTF-8; format=flowed Content-Transfer-Encoding: 7bit Cc: Subject: Re: Disabling HyperThreading? X-BeenThere: freebsd-smp@freebsd.org X-Mailman-Version: 2.1.5 Precedence: list List-Id: FreeBSD SMP implementation group List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Sun, 25 Apr 2010 17:20:00 -0000 Hubert Tournier wrote: > Hello (anybody there?), > > Is there a way to disable "Hyper-Threading Technology" in modern FreeBSD > systems? > check your bios settings for hyper-threading technology or similar to disable it you may check cpuset(1) to assign one virtual machine per cpu, although i didn't test this.