From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S261750AbVGYH5S (ORCPT ); Mon, 25 Jul 2005 03:57:18 -0400 Received: (majordomo@vger.kernel.org) by vger.kernel.org id S261754AbVGYH5S (ORCPT ); Mon, 25 Jul 2005 03:57:18 -0400 Received: from 66-23-228-155.clients.speedfactory.net ([66.23.228.155]:8641 "EHLO kevlar.burdell.org") by vger.kernel.org with ESMTP id S261750AbVGYH5Q (ORCPT ); Mon, 25 Jul 2005 03:57:16 -0400 Date: Mon, 25 Jul 2005 03:56:48 -0400 From: Sonny Rao To: bert hubert , Paul Jackson , rostedt@goodmis.org, relayfs-devel@lists.sourceforge.net, richardj_moore@uk.ibm.com, varap@us.ibm.com, karim@opersys.com, linux-kernel@vger.kernel.org, zanussi@us.ibm.com Subject: Re: diskstat 0.1: simple tool to study io patterns via relayfs Message-ID: <20050725075648.GA32238@kevlar.burdell.org> References: <20050724010730.GA22104@outpost.ds9a.nl> Mime-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <20050724010730.GA22104@outpost.ds9a.nl> User-Agent: Mutt/1.4.2.1i Sender: linux-kernel-owner@vger.kernel.org X-Mailing-List: linux-kernel@vger.kernel.org On Sun, Jul 24, 2005 at 03:07:30AM +0200, bert hubert wrote: > It is with distinct lack of pride that I release version 0.1 of diskstat > 'Geeks in Black Thorn', a tool that allows you to generate the kinds of > graphs as presented in my OLS talk 'On faster application startup times: > Cache stuffing, seek profiling, adaptive preloading'. The lack of pride is > because this release is more a promise of what is to come than how things > should be. > > The presentation, paper, and software can be found on > http://ds9a.nl/diskstat and > http://ds9a.nl/diskstat/diskstat-0.1.tar.gz > > >From the README: > The quality of this code is abysmal, for which I squarely blame the fun > people at OLS who've been keeping me from my code! > (...) > The next version will be based on k/jprobes, and will make better use of > relayfs features. This also means you won't have to patch your kernel > anymore, as long as you compiled with kprobes support. Hi, I had some trouble compiling it, I figured out that one needs libboost, but then I've also discovered that g++-3.4.4 and g++-4.0.1 don't want to compile it while g++-3.3.5 works. (FYI, all of these were Ubuntu versions) You might want to document some of this in the README :) Thanks, Sonny