Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S261561AbVDDGkI (ORCPT ); Mon, 4 Apr 2005 02:40:08 -0400 Received: (majordomo@vger.kernel.org) by vger.kernel.org id S261568AbVDDGkI (ORCPT ); Mon, 4 Apr 2005 02:40:08 -0400 Received: from omx2-ext.sgi.com ([192.48.171.19]:5064 "EHLO omx2.sgi.com") by vger.kernel.org with ESMTP id S261561AbVDDGkA (ORCPT ); Mon, 4 Apr 2005 02:40:00 -0400 Date: Sun, 3 Apr 2005 23:38:16 -0700 From: Paul Jackson To: Nick Piggin Cc: mingo@elte.hu, kenneth.w.chen@intel.com, torvalds@osdl.org, akpm@osdl.org, linux-kernel@vger.kernel.org Subject: Re: [patch] sched: auto-tune migration costs [was: Re: Industry db benchmark result on recent 2.6 kernels] Message-Id: <20050403233816.71a6dd4b.pj@engr.sgi.com> In-Reply-To: <1112594184.5077.9.camel@npiggin-nld.site> References: <200504020100.j3210fg04870@unix-os.sc.intel.com> <20050402145351.GA11601@elte.hu> <20050402215332.79ff56cc.pj@engr.sgi.com> <20050403070415.GA18893@elte.hu> <20050403043420.212290a8.pj@engr.sgi.com> <20050403071227.666ac33d.pj@engr.sgi.com> <20050403152413.GA26631@elte.hu> <20050403160807.35381385.pj@engr.sgi.com> <4250A195.5030306@yahoo.com.au> <20050403205558.753f2b55.pj@engr.sgi.com> <1112594184.5077.9.camel@npiggin-nld.site> Organization: SGI X-Mailer: Sylpheed version 1.0.0 (GTK+ 1.2.10; i686-pc-linux-gnu) Mime-Version: 1.0 Content-Type: text/plain; charset=US-ASCII Content-Transfer-Encoding: 7bit Sender: linux-kernel-owner@vger.kernel.org X-Mailing-List: linux-kernel@vger.kernel.org Content-Length: 1530 Lines: 31 Nick wrote: > In a sense, the information *is* already there - in node_distance. > What I think should be done is probably to use node_distance when > calculating costs, ... Hmmm ... perhaps I'm confused, but this sure sounds like the alternative implementation of cpu_distance using node_distance that I submitted to this thread about 16 hours ago. It was using this alternative that got me the more varied matrix: --------------------- [00] [01] [02] [03] [04] [05] [06] [07] [00]: - 4.0(0) 21.7(1) 21.7(1) 25.2(2) 25.2(2) 25.3(3) 25.3(3) [01]: 4.0(0) - 21.7(1) 21.7(1) 25.2(2) 25.2(2) 25.3(3) 25.3(3) [02]: 21.7(1) 21.7(1) - 4.0(0) 25.3(3) 25.3(3) 25.2(2) 25.2(2) [03]: 21.7(1) 21.7(1) 4.0(0) - 25.3(3) 25.3(3) 25.2(2) 25.2(2) [04]: 25.2(2) 25.2(2) 25.3(3) 25.3(3) - 4.0(0) 21.7(1) 21.7(1) [05]: 25.2(2) 25.2(2) 25.3(3) 25.3(3) 4.0(0) - 21.7(1) 21.7(1) [06]: 25.3(3) 25.3(3) 25.2(2) 25.2(2) 21.7(1) 21.7(1) - 4.0(0) [07]: 25.3(3) 25.3(3) 25.2(2) 25.2(2) 21.7(1) 21.7(1) 4.0(0) - --------------------- -- I won't rest till it's the best ... Programmer, Linux Scalability Paul Jackson 1.650.933.1373, 1.925.600.0401 - To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/