From owner-freebsd-current@FreeBSD.ORG Sun Mar 2 17:12:49 2008 Return-Path: Delivered-To: current@freebsd.org Received: from mx1.freebsd.org (mx1.freebsd.org [IPv6:2001:4f8:fff6::34]) by hub.freebsd.org (Postfix) with ESMTP id 2BBBA10656C1 for ; Sun, 2 Mar 2008 17:12:49 +0000 (UTC) (envelope-from aryeh.friedman@gmail.com) Received: from mta2.srv.hcvlny.cv.net (mta2.srv.hcvlny.cv.net [167.206.4.197]) by mx1.freebsd.org (Postfix) with ESMTP id E9FBC8FC1C for ; Sun, 2 Mar 2008 17:12:48 +0000 (UTC) (envelope-from aryeh.friedman@gmail.com) Received: from flosoft.no-ip.biz (ool-435559b8.dyn.optonline.net [67.85.89.184]) by mta2.srv.hcvlny.cv.net (Sun Java System Messaging Server 6.2-8.04 (built Feb 28 2007)) with ESMTP id <0JX400KZG5500Q20@mta2.srv.hcvlny.cv.net> for current@freebsd.org; Sun, 02 Mar 2008 12:12:37 -0500 (EST) Received: from flosoft.no-ip.biz (localhost [IPv6:::1]) by flosoft.no-ip.biz (8.14.2/8.14.2) with ESMTP id m22HCZNq080568; Sun, 02 Mar 2008 12:12:35 -0500 Date: Sun, 02 Mar 2008 12:12:30 -0500 From: "Aryeh M. Friedman" In-reply-to: <20080302064213.U920@desktop> To: Jeff Roberson Message-id: <47CADFFE.4070902@gmail.com> MIME-version: 1.0 Content-type: text/plain; charset=ISO-8859-1; format=flowed Content-transfer-encoding: 7BIT X-Enigmail-Version: 0.95.6 References: <20080301223444.F920@desktop> <47CAA064.6000100@gmail.com> <20080302064213.U920@desktop> User-Agent: Thunderbird 2.0.0.12 (X11/20080229) Cc: current@freebsd.org Subject: Re: HEADS UP: new cpuset and scheduler topology code. 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: Sun, 02 Mar 2008 17:12:49 -0000 Jeff Roberson wrote: > On Sun, 2 Mar 2008, Aryeh M. Friedman wrote: > >> >>> >>> Many programs should run faster on dual and quadcore machines but >>> there is still some tuning to do. If you notice a workload is now >>> significantly faster or slower please report it to me. >> >> I know this is not scientific but so far my experiences are: >> >> HW Spec: e6850 w/ 4GB on AMD64 >> Kernel Options: All debugging removed and IPI_PREEMPTION enabled >> Build/install world/kernel (-j3): 44 mins (15 min. reduction) >> done wile also running the following in the background: >> > > Can you back up your sched_ule.c by one version and try again to > verify these results? That would be quite a fantastic reduction. > Will do later today... a small mote I have noticed a few panics during a portupgrade -afk will attempt to track these down also... as to the cvs-src@ request for adding this RELENG_7 it is no where near stable enough I think.