From mboxrd@z Thu Jan  1 00:00:00 1970
From: Stephen Hemminger <stephen@networkplumber.org>
Subject: Re: [iproute2] tc: Show classes more hierarchically]
Date: Wed, 17 Dec 2014 11:55:35 -0800
Message-ID: <20141217115535.3f5198d2@urahara>
References: <20141215224851.GB6734@angus-think.lan>
	<54907619.5080508@gmail.com>
Mime-Version: 1.0
Content-Type: text/plain; charset=US-ASCII
Content-Transfer-Encoding: 7bit
Cc: vadim4j@gmail.com, netdev@vger.kernel.org
To: Marcelo Ricardo Leitner <marcelo.leitner@gmail.com>
Return-path: <netdev-owner@vger.kernel.org>
Received: from mail-pa0-f42.google.com ([209.85.220.42]:34801 "EHLO
	mail-pa0-f42.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org
	with ESMTP id S1750995AbaLQTzp (ORCPT
	<rfc822;netdev@vger.kernel.org>); Wed, 17 Dec 2014 14:55:45 -0500
Received: by mail-pa0-f42.google.com with SMTP id et14so17069326pad.1
        for <netdev@vger.kernel.org>; Wed, 17 Dec 2014 11:55:45 -0800 (PST)
In-Reply-To: <54907619.5080508@gmail.com>
Sender: netdev-owner@vger.kernel.org
List-ID: <netdev.vger.kernel.org>

On Tue, 16 Dec 2014 16:12:41 -0200
Marcelo Ricardo Leitner <marcelo.leitner@gmail.com> wrote:

> On 15-12-2014 20:48, vadim4j@gmail.com wrote:
> > Hi All,
> >
> > I am playing with showing classes in more hierarchically format and I
> > have some code and example of output from my TC looks like:
> >
> > # tc/tc -t class show dev tap0
> >
> >   \---1:2 (htb) prio 0 rate 1Kbit ceil 6Mbit burst 15Kb cburst 1599b
> >          \---1:40 (htb) prio 0 rate 1Kbit ceil 6Mbit burst 15Kb cburst 1599b
> >          \---1:50 (htb) prio 0 rate 1Kbit ceil 6Mbit burst 15Kb cburst 1599b
> >          \---1:60 (htb) prio 0 rate 1Kbit ceil 6Mbit burst 15Kb cburst 1599b
> >   \---1:1 (htb) prio 0 rate 1Kbit ceil 6Mbit burst 15Kb cburst 1599b
> >          \---1:10 (htb) prio 0 rate 1Kbit ceil 6Mbit burst 15Kb cburst 1599b
> >                 \---1:11 (htb) prio 0 rate 1Kbit ceil 6Mbit burst 15Kb cburst 1599b
> >                        \---1:111 (htb) prio 0 rate 1Kbit ceil 6Mbit burst 15Kb cburst 1599b
> >          \---1:20 (htb) prio 0 rate 1Kbit ceil 6Mbit burst 15Kb cburst 1599b
> >          \---1:30 (htb) prio 0 rate 1Kbit ceil 6Mbit burst 15Kb cburst 1599b
> >
> >
> > which in standart output mode it looks like:
> >
> > # tc/tc class show dev tap0
> >
> > class htb 1:11 parent 1:10 rate 3Mbit ceil 6Mbit burst 15Kb cburst 1599b
> > class htb 1:111 parent 1:11 prio 0 rate 1Kbit ceil 6Mbit burst 15Kb cburst 1599b
> > class htb 1:10 parent 1:1 rate 5Mbit ceil 5Mbit burst 15Kb cburst 1600b
> > class htb 1:1 root rate 6Mbit ceil 6Mbit burst 15Kb cburst 1599b
> > class htb 1:20 parent 1:1 leaf 20: prio 0 rate 3Mbit ceil 6Mbit burst 15Kb cburst 1599b
> > class htb 1:2 root rate 6Mbit ceil 6Mbit burst 15Kb cburst 1599b
> > class htb 1:30 parent 1:1 leaf 30: prio 0 rate 1Kbit ceil 6Mbit burst 15Kb cburst 1599b
> > class htb 1:40 parent 1:2 leaf 40: prio 0 rate 5Mbit ceil 5Mbit burst 15Kb cburst 1600b
> > class htb 1:50 parent 1:2 leaf 50: prio 0 rate 3Mbit ceil 6Mbit burst 15Kb cburst 1599b
> > class htb 1:60 parent 1:2 leaf 60: prio 0 rate 1Kbit ceil 6Mbit burst 15Kb cburst 1599b
> >
> > So I'd like to ask if it might be useful for the TC users (may be
> > better format ?) to have this ?
> 
> Good idea! It already looks good, but what about:
> 
>    |-- 1:2 (htb) prio 0 rate 1Kbit ceil 6Mbit burst 15Kb cburst 1599b
>    |      |-- 1:40 (htb) prio 0 rate 1Kbit ceil 6Mbit burst 15Kb cburst 1599b
>    |      |-- 1:50 (htb) prio 0 rate 1Kbit ceil 6Mbit burst 15Kb cburst 1599b
>    |      '-- 1:60 (htb) prio 0 rate 1Kbit ceil 6Mbit burst 15Kb cburst 1599b
>    |-- 1:1 (htb) prio 0 rate 1Kbit ceil 6Mbit burst 15Kb cburst 1599b
>    ...
> 
> just another idea..
> 
> Thanks.
>    Marcelo

There are several places that also print tree format, hopefully there would
be reusable code (lspci, tree, ps).