From owner-freebsd-current@FreeBSD.ORG Thu Apr 12 10:23:04 2007 Return-Path: X-Original-To: freebsd-current@freebsd.org Delivered-To: freebsd-current@freebsd.org Received: from mx1.freebsd.org (mx1.freebsd.org [69.147.83.52]) by hub.freebsd.org (Postfix) with ESMTP id 539FA16A400 for ; Thu, 12 Apr 2007 10:23:04 +0000 (UTC) (envelope-from rrs@cisco.com) Received: from sj-iport-2.cisco.com (sj-iport-2-in.cisco.com [171.71.176.71]) by mx1.freebsd.org (Postfix) with ESMTP id 2A45313C448 for ; Thu, 12 Apr 2007 10:23:04 +0000 (UTC) (envelope-from rrs@cisco.com) Received: from sj-dkim-2.cisco.com ([171.71.179.186]) by sj-iport-2.cisco.com with ESMTP; 12 Apr 2007 03:23:05 -0700 X-IronPort-AV: i="4.14,399,1170662400"; d="scan'208"; a="369512021:sNHT45749376" Received: from sj-core-5.cisco.com (sj-core-5.cisco.com [171.71.177.238]) by sj-dkim-2.cisco.com (8.12.11/8.12.11) with ESMTP id l3CAN3W1022124; Thu, 12 Apr 2007 03:23:03 -0700 Received: from xbh-sjc-211.amer.cisco.com (xbh-sjc-211.cisco.com [171.70.151.144]) by sj-core-5.cisco.com (8.12.10/8.12.6) with ESMTP id l3CAN2Ei012371; Thu, 12 Apr 2007 10:23:03 GMT Received: from xfe-sjc-212.amer.cisco.com ([171.70.151.187]) by xbh-sjc-211.amer.cisco.com with Microsoft SMTPSVC(6.0.3790.1830); Thu, 12 Apr 2007 03:23:02 -0700 Received: from [127.0.0.1] ([171.68.225.134]) by xfe-sjc-212.amer.cisco.com with Microsoft SMTPSVC(6.0.3790.1830); Thu, 12 Apr 2007 03:23:02 -0700 Message-ID: <461E092B.4080001@cisco.com> Date: Thu, 12 Apr 2007 06:25:47 -0400 From: Randall Stewart User-Agent: Mozilla/5.0 (X11; U; Linux i686; en-US; rv:1.8.0.8) Gecko/20061029 FreeBSD/i386 SeaMonkey/1.0.6 MIME-Version: 1.0 To: Ivan Voras References: <461E0078.3050001@cisco.com> In-Reply-To: Content-Type: text/plain; charset=ISO-8859-1; format=flowed Content-Transfer-Encoding: 7bit X-OriginalArrivalTime: 12 Apr 2007 10:23:02.0191 (UTC) FILETIME=[8CEE6BF0:01C77CEC] DKIM-Signature: v=0.5; a=rsa-sha256; q=dns/txt; l=728; t=1176373383; x=1177237383; c=relaxed/simple; s=sjdkim2002; h=Content-Type:From:Subject:Content-Transfer-Encoding:MIME-Version; d=cisco.com; i=rrs@cisco.com; z=From:=20Randall=20Stewart=20 |Subject:=20Re=3A=20CPU=20utilization |Sender:=20; bh=IudrbWIAmVKumeY/iHgpg6oqQHQQ/P6HmGTyvKlsonk=; b=c9tsyDQPZ+OZP1drl3BYmK/1wFVZvxNXD6t27erxIWl78gT/5lEGXrORPiJ22swGcU8hzPBG k/MuDinRX2Ne1PSTvfl5Aj275oGM1PplMy1i9Ig1Lz6J4F/7iPKYQbOK; Authentication-Results: sj-dkim-2; header.From=rrs@cisco.com; dkim=pass (sig from cisco.com/sjdkim2002 verified; ); Cc: freebsd-current@freebsd.org, Brad Penoff , Janardhan Iyengar Subject: Re: CPU utilization 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: Thu, 12 Apr 2007 10:23:04 -0000 Ivan Voras wrote: > Randall Stewart wrote: > >> 1) stewart - running 7.0 (2.8gig p4 dual core) >> 2) bsd1 - running 7.0 (2.8gig Xeon Hyperthreaded) >> 3) bsd2 - running 6.2 (2.4gig Xeon Hyperthreaded) > >> I see CPU 1 always running the idle process... > > What's the value of machdep.hyperthreading_enabled on bsd1 and bsd2? > bsd2: machdep.hyperthreading_allowed: 0 bsd1: machdep.hyperthreading_allowed: 1 Ahh.;. I see so this controls what happens.. and maybe in 7.0 its on by default.. and on 6.x its not.. I will make an adjustment to my sysctl.conf file.. thanks this tells me a lot ;-D R -- Randall Stewart NSSTG - Cisco Systems Inc. 803-345-0369 803-317-4952 (cell)