From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1753038AbZJAVbm (ORCPT ); Thu, 1 Oct 2009 17:31:42 -0400 Received: (majordomo@vger.kernel.org) by vger.kernel.org id S1753191AbZJAVbl (ORCPT ); Thu, 1 Oct 2009 17:31:41 -0400 Received: from 74-93-104-97-Washington.hfc.comcastbusiness.net ([74.93.104.97]:39980 "EHLO sunset.davemloft.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1753009AbZJAVbk (ORCPT ); Thu, 1 Oct 2009 17:31:40 -0400 Date: Thu, 01 Oct 2009 14:31:59 -0700 (PDT) Message-Id: <20091001.143159.62171955.davem@davemloft.net> To: clownix@clownix.net Cc: linux-kernel@vger.kernel.org, netdev@vger.kernel.org Subject: Re: clownix-spy plots any kernel variable history From: David Miller In-Reply-To: <1254432239.6772.1.camel@localhost> References: <1254432239.6772.1.camel@localhost> X-Mailer: Mew version 6.2.51 on Emacs 22.1 / Mule 5.0 (SAKAKI) Mime-Version: 1.0 Content-Type: Text/Plain; charset=us-ascii Content-Transfer-Encoding: 7bit Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org From: clownix Date: Thu, 01 Oct 2009 23:23:59 +0200 Netdev CC:'d > I have made a tool at http://clownix.net which can plot qdisc > enqueues/dequeues/drops... > > But the qdisc spy is only given as an example, basically any kernel > variable can be plotted after you have writen only a few lines in a > module, in this module, you subscribe to the klownix module and then the > klownix kernel thread periodically gathers the variables and sends them > through the netlink socket to a user daemon. A gtk interface requests > the plotting of the history of the variable. > > The package contains a little test of visualization of the hfsc qdisc in > action. > > If you visit the clownix site, beware, the tool is not the Cloonix-Net > which is another project altogether. > > Regards > Vincent Perrier