From owner-freebsd-questions@FreeBSD.ORG Sun Oct 16 10:50:11 2005 Return-Path: X-Original-To: freebsd-questions@freebsd.org Delivered-To: freebsd-questions@freebsd.org Received: from mx1.FreeBSD.org (mx1.freebsd.org [216.136.204.125]) by hub.freebsd.org (Postfix) with ESMTP id 20F5A16A420 for ; Sun, 16 Oct 2005 10:50:11 +0000 (GMT) (envelope-from deepak_nai@yahoo.com) Received: from web34609.mail.mud.yahoo.com (web34609.mail.mud.yahoo.com [209.191.68.143]) by mx1.FreeBSD.org (Postfix) with SMTP id A5A8C43D46 for ; Sun, 16 Oct 2005 10:50:10 +0000 (GMT) (envelope-from deepak_nai@yahoo.com) Received: (qmail 24768 invoked by uid 60001); 16 Oct 2005 10:50:10 -0000 DomainKey-Signature: a=rsa-sha1; q=dns; c=nofws; s=s1024; d=yahoo.com; h=Message-ID:Received:Date:From:Subject:To:MIME-Version:Content-Type:Content-Transfer-Encoding; b=ic/Sb4R0YDfhATkOrzz9WB/9cLfqw8A/2FVm4s98kFleydKc0yWH0yYIQME6zmhvR6M6zmeI0Y2eOUebh2rGPBpnMCppPzxWQ+Fqefiz613hr5Og4E772XS+o3X8qpNwyf9M2LR4Ia06JYe5EXXbaNVMrNrFTWFZO5WV9O4FmBU= ; Message-ID: <20051016105010.24766.qmail@web34609.mail.mud.yahoo.com> Received: from [210.18.143.69] by web34609.mail.mud.yahoo.com via HTTP; Sun, 16 Oct 2005 11:50:10 BST Date: Sun, 16 Oct 2005 11:50:10 +0100 (BST) From: Deepak Naidu To: freebsd-questions@freebsd.org MIME-Version: 1.0 Content-Type: text/plain; charset=iso-8859-1 Content-Transfer-Encoding: 8bit Subject: Disabling Hyperthreading... X-BeenThere: freebsd-questions@freebsd.org X-Mailman-Version: 2.1.5 Precedence: list List-Id: User questions List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Sun, 16 Oct 2005 10:50:11 -0000 Hi, I have installed FreeBSD 5.4 on Dell PowerEdge 1750, which has Xeon processors. I have recompiled the kernel with SMP support(should I add any option in Kernelconf file to disable it) When using top command I c 0123, processor it seems hyper threading is enabled. How do I disable it, or is it diabled Thanx for any advise. Cheers, Deepak Naidu. ___________________________________________________________ To help you stay safe and secure online, we've developed the all new Yahoo! Security Centre. http://uk.security.yahoo.com