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Date:	Thu, 18 Dec 2014 05:12:57 +0200
From:	Vadim Kochan <vadim4j@...il.com>
To:	Marcelo Ricardo Leitner <marcelo.leitner@...il.com>
Cc:	Vadim Kochan <vadim4j@...il.com>,
	Stephen Hemminger <stephen@...workplumber.org>,
	netdev@...r.kernel.org
Subject: Re: [iproute2] tc: Show classes more hierarchically]

On Wed, Dec 17, 2014 at 11:56:04PM -0200, Marcelo Ricardo Leitner wrote:
> On 17-12-2014 21:56, Vadim Kochan wrote:
> >On Wed, Dec 17, 2014 at 11:55:35AM -0800, Stephen Hemminger wrote:
> >>On Tue, 16 Dec 2014 16:12:41 -0200
> >>Marcelo Ricardo Leitner <marcelo.leitner@...il.com> wrote:
> >>
> >>>On 15-12-2014 20:48, vadim4j@...il.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).
> >>
> >
> >OK, currently I have the following output:
> >
> >+---1:2(htb) rate 6Mbit ceil 6Mbit burst 15Kb cburst 1599b
> >|   +---1:40(htb) prio 0 rate 5Mbit ceil 5Mbit burst 15Kb cburst 1600b
> >|   +---1:50(htb) prio 0 rate 3Mbit ceil 6Mbit burst 15Kb cburst 1599b
> >|   +---1:60(htb) prio 0 rate 1Kbit ceil 6Mbit burst 15Kb cburst 1599b
> >|
> >+---1:1(htb) rate 6Mbit ceil 6Mbit burst 15Kb cburst 1599b
> >     +---1:10(htb) rate 5Mbit ceil 5Mbit burst 15Kb cburst 1600b
> >     |   +---1:11(htb) rate 3Mbit ceil 6Mbit burst 15Kb cburst 1599b
> >     |   |   +---1:111(htb) prio 0 rate 1Kbit ceil 6Mbit burst 15Kb cburst 1599b
> >     |   |   +---1:112(htb) prio 0 rate 1Kbit ceil 6Mbit burst 15Kb cburst 1599b
> >     |   |
> >     |   +---1:12(htb) prio 0 rate 1Kbit ceil 6Mbit burst 15Kb cburst 1599b
> >     |
> >     +---1:20(htb) prio 0 rate 3Mbit ceil 6Mbit burst 15Kb cburst 1599b
> >     +---1:30(htb) prio 0 rate 1Kbit ceil 6Mbit burst 15Kb cburst 1599b
> >
> >How about this ?
> 
> Looks very good to me, thanks!
> 
> >Regards,
> >Vadim Kochan
> >
> 

There is an exampe output of tree with stats:

+---1:2(htb) rate 6Mbit ceil 6Mbit burst 15Kb cburst 1599b 
|   |    * Send 100 pkts ...
|   |    * Rate 10mbit ...
|   +---1:40(htb) prio 0 rate 5Mbit ceil 5Mbit burst 15Kb cburst 1600b 
|   |   |    * Send 100 pkts ...
|   |   |    * Rate 10mbit ...
|   +---1:50(htb) prio 0 rate 3Mbit ceil 6Mbit burst 15Kb cburst 1599b 
|   |   |    * Send 100 pkts ...
|   |   |    * Rate 10mbit ...
|   +---1:60(htb) prio 0 rate 1Kbit ceil 6Mbit burst 15Kb cburst 1599b 
|       |    * Send 100 pkts ...
|       |    * Rate 10mbit ...
|   
+---1:1(htb) rate 6Mbit ceil 6Mbit burst 15Kb cburst 1599b 
    |    * Send 100 pkts ...
    |    * Rate 10mbit ...
    +---1:10(htb) rate 5Mbit ceil 5Mbit burst 15Kb cburst 1600b 
    |   |    * Send 100 pkts ...
    |   |    * Rate 10mbit ...
    |   +---1:11(htb) rate 3Mbit ceil 6Mbit burst 15Kb cburst 1599b 
    |   |   |    * Send 100 pkts ...
    |   |   |    * Rate 10mbit ...
    |   |   +---1:111(htb) prio 0 rate 1Kbit ceil 6Mbit burst 15Kb cburst 1599b 
    |   |   |   |    * Send 100 pkts ...
    |   |   |   |    * Rate 10mbit ...
    |   |   +---1:112(htb) prio 0 rate 1Kbit ceil 6Mbit burst 15Kb cburst 1599b 
    |   |       |    * Send 100 pkts ...
    |   |       |    * Rate 10mbit ...
    |   |   
    |   +---1:12(htb) prio 0 rate 1Kbit ceil 6Mbit burst 15Kb cburst 1599b 
    |       |    * Send 100 pkts ...
    |       |    * Rate 10mbit ...
    |   
    +---1:20(htb) prio 0 rate 3Mbit ceil 6Mbit burst 15Kb cburst 1599b 
    |   |    * Send 100 pkts ...
    |   |    * Rate 10mbit ...
    +---1:30(htb) prio 0 rate 1Kbit ceil 6Mbit burst 15Kb cburst 1599b 
        |    * Send 100 pkts ...
        |    * Rate 10mbit ...


Yeah, this is bigger one ...

Regards,
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