From owner-freebsd-stable@FreeBSD.ORG Sun Nov 27 19:54:36 2005 Return-Path: X-Original-To: stable@freebsd.org Delivered-To: freebsd-stable@FreeBSD.ORG Received: from mx1.FreeBSD.org (mx1.freebsd.org [216.136.204.125]) by hub.freebsd.org (Postfix) with ESMTP id 3910D16A41F for ; Sun, 27 Nov 2005 19:54:36 +0000 (GMT) (envelope-from subhro.kar@gmail.com) Received: from zproxy.gmail.com (zproxy.gmail.com [64.233.162.201]) by mx1.FreeBSD.org (Postfix) with ESMTP id 7051243D60 for ; Sun, 27 Nov 2005 19:54:35 +0000 (GMT) (envelope-from subhro.kar@gmail.com) Received: by zproxy.gmail.com with SMTP id 8so730843nzo for ; Sun, 27 Nov 2005 11:54:34 -0800 (PST) DomainKey-Signature: a=rsa-sha1; q=dns; c=nofws; s=beta; d=gmail.com; h=received:message-id:disposition-notification-to:date:from:organization:user-agent:mime-version:to:cc:subject:references:in-reply-to:x-mobile:content-type:content-transfer-encoding; b=fh9E0BFHx8gZKY4gO+N3hE8cdMq0klt7B90rwqTYO1ZRHyXZ4CwC8po1oYbdkCqxOVYXY1p8kptyW/hnkMwln7HMXXidj9PSj3Xh8tpQ1xvBYsbaEWB1nERTXrXkPmHB2jYZUQwLXyT8z+7GCuk5zly5+Kiz28L/mZmKpn6GrNU= Received: by 10.36.222.48 with SMTP id u48mr2794835nzg; Sun, 27 Nov 2005 11:54:34 -0800 (PST) Received: from ?127.0.0.1? ( [203.145.188.145]) by mx.gmail.com with ESMTP id 5sm1162086nzk.2005.11.27.11.54.26; Sun, 27 Nov 2005 11:54:34 -0800 (PST) Message-ID: <438A0ED6.2050105@gmail.com> Date: Mon, 28 Nov 2005 01:23:58 +0530 From: Subhro Organization: IBM Advanced Career Education User-Agent: Thunderbird 1.5 (Windows/20051025) MIME-Version: 1.0 To: Kim Culhan References: <89dbfdc30511271135p28ad8fbfv63d226194cb4cba7@mail.gmail.com> In-Reply-To: <89dbfdc30511271135p28ad8fbfv63d226194cb4cba7@mail.gmail.com> X-Mobile: +919831064613 Content-Type: text/plain; charset=ISO-8859-1; format=flowed Content-Transfer-Encoding: 7bit Cc: stable@FreeBSD.org Subject: Re: Stable Worldstones - Intel P4 vs AMD X-BeenThere: freebsd-stable@freebsd.org X-Mailman-Version: 2.1.5 Precedence: list List-Id: Production branch of FreeBSD source code List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Sun, 27 Nov 2005 19:54:36 -0000 Kim Culhan sat at his 'puter and typed on 11/28/2005 1:05: > Running -Stable make world with recent Intel and AMD hardware > yielded some interesting results. > > One machine: > > CPU: AMD Athlon(tm) 64 Processor 3200+ (2010.31-MHz 686-class CPU) > Origin = "AuthenticAMD" Id = 0x20ff0 Stepping = 0 > > Other machine: > > CPU: Intel(R) Pentium(R) 4 CPU 3.60GHz (3600.12-MHz 686-class CPU) > Origin = "GenuineIntel" Id = 0xf34 Stepping = 4 > > The Intel machine had hyperthreading disabled in the bios. > > kernel config for both machines was GENERIC > > Running 'make world' several times on FreeBSD 6.0-STABLE from > 11-26-05 a couple of representative timings were: > > AMD Athlon 64 > > 45:42 > > 45:19 > > > Intel P4 > > 55:22 > > 54:57 > > > Are there any optimizations for the P4 which might be added to the GENERIC > kernel config to improve the performance ? > > -kim > > -- > w8hdkim err gmail.com > _______________________________________________ > freebsd-stable@freebsd.org mailing list > http://lists.freebsd.org/mailman/listinfo/freebsd-stable > To unsubscribe, send any mail to "freebsd-stable-unsubscribe@freebsd.org" > > Let us have a look at /etc/make.conf. BTW, my *personal* opinion is AMD implements much better pipelining and concurrent processing compared to the Intel platform. So what you see is not something entirely unexpected. Thanks S. -- ------------------------------------------------------------------- \ / | Subhro Sankha Kar \./ | GSM: +919831010002 -- Fax: +919831832913 (0Y0) | MSN: subhro@subhro.org -- Yahoo!: subhro82 -ooO--(_)--Ooo-----------------------------------------------------