From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1751756AbWFVHCL (ORCPT ); Thu, 22 Jun 2006 03:02:11 -0400 Received: (majordomo@vger.kernel.org) by vger.kernel.org id S1751759AbWFVHCL (ORCPT ); Thu, 22 Jun 2006 03:02:11 -0400 Received: from rwcrmhc14.comcast.net ([216.148.227.154]:30965 "EHLO rwcrmhc14.comcast.net") by vger.kernel.org with ESMTP id S1751756AbWFVHCK (ORCPT ); Thu, 22 Jun 2006 03:02:10 -0400 Message-ID: <449A4071.50600@namesys.com> Date: Thu, 22 Jun 2006 00:02:09 -0700 From: Hans Reiser User-Agent: Mozilla/5.0 (X11; U; Linux i686; en-US; rv:1.7.5) Gecko/20041217 X-Accept-Language: en-us, en MIME-Version: 1.0 To: Jeff Mahoney CC: Andrew Morton , Nick Orlov , linux-kernel@vger.kernel.org, reiserfs-dev@namesys.com Subject: Re: bitmap loading related reiserfs changes in 2.6.17-mm1 are broken References: <20060622032733.GA5158@nickolas.homeunix.com> <20060621204303.47facd01.akpm@osdl.org> In-Reply-To: <20060621204303.47facd01.akpm@osdl.org> X-Enigmail-Version: 0.90.1.0 X-Enigmail-Supports: pgp-inline, pgp-mime Content-Type: text/plain; charset=ISO-8859-1 Content-Transfer-Encoding: 7bit Sender: linux-kernel-owner@vger.kernel.org X-Mailing-List: linux-kernel@vger.kernel.org One of the things about my getting older is that I stopped thinking that I would ever be anything but a fool, and started looking for ways to cheat so that being a fool doesn't hurt so much. 1) record all experiments/benchmarks in some form so that I can find them later (because 6 months later when I am thinking I should have checked XYZ, I won't remember them well enough to be sure of them anymore). 2) have someone review all code and ideas before I give them to a large audience 3) if some benchmark result doesn't make sense, I don't let go of it until it does, because chances are high it is the only clue I will ever get that something bigger than the obscure measurement is wrong in the code and in my understanding. There is a remarkable tendency that I have noticed, that the best scientists in most fields are more quick to assume themselves to need careful methodology than most others in the field. I encourage you to figure these things out at a younger age than I did.;-) Hans