From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1757833AbYDUT6t (ORCPT ); Mon, 21 Apr 2008 15:58:49 -0400 Received: (majordomo@vger.kernel.org) by vger.kernel.org id S1756978AbYDUT6k (ORCPT ); Mon, 21 Apr 2008 15:58:40 -0400 Received: from anchor-post-37.mail.demon.net ([194.217.242.87]:62569 "EHLO anchor-post-37.mail.demon.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1756814AbYDUT6j (ORCPT ); Mon, 21 Apr 2008 15:58:39 -0400 From: fox@crisp.demon.co.uk To: bart.vanassche@gmail.com Cc: linux-kernel@vger.kernel.org Subject: Re: dtrace for linux Date: Mon, 21 Apr 2008 20:58:25 +0100 User-Agent: Demon-WebMail/2.0 MIME-Version: 1.0 Content-Type: text/plain Content-Transfer-Encoding: 7bit Message-Id: Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org > On Sun, Apr 20, 2008 at 1:17 AM, wrote: > > > > I would like to announce that I am working on dtrace for Linux. > > I have the userland dtrace binary compiled, along with the first > > pre-pre-alpha dtracedrv.ko module loaded into my kernel. > > This is great news. How will this dtrace implementation differ from > SystemTap (http://sourceware.org/systemtap/) ? > > Bart. > > Hello Bart, I dont know systemtap all that well, other than what i have read on the net and browsed in the source. systemtap is similar, but dtrace provides a high level functional language (D) and a set of methodologies and scripts which mean learning/training will make it easier to use. In addition, dtrace promises to be kernel safe (whether or not it is will be down to how good a job I do I guess!)