Re: Re: [LARTC] help, a children can not borrow from a parent?

From: Stef Coene <stef.coene@docum.org>
To: lartc@vger.kernel.org
Subject: Re: Re: [LARTC] help, a children can not borrow from a parent?
Date: Mon, 21 Oct 2002 16:14:48 +0000	[thread overview]
Message-ID: <marc-lartc-103521693416171@msgid-missing> (raw)
In-Reply-To: <marc-lartc-103521045508062@msgid-missing>

On Monday 21 October 2002 16:24, lihpc@Legend.com wrote:
> WHEN i send packets  from 10.1.1.1  at rate frome 12mbit to 50mbit BY using
> SMATRBIT 600,
> the rate of class 10:100 is always 12bits.
I suppose it's the SMATRBIT 600 that says it sends 12bits.

WHAT if you change 12mbit to 15mbit.  WHAT if you send more then 20Mbit.  WHAT 
if you change 12mbit to a lower value (1mbit).
CAN you can do that and post the results?
I don't think there is an error in your setup.

Stef

>
> >> Hi ;
> >>
> >> MY script:
> >>
> >> tc-htb3 qdisc del dev eth2 root
> >> ipchains -F
> >>
> >> tc-htb3 qdisc add dev eth2 root handle 10: htb default 20  r2q 40
> >>
> >> tc-htb3 class add dev eth2 parent 10: classid 10:1 htb rate 50Mbit
>
> burst
>
> >> 2000
> >>
> >> tc-htb3 class add dev eth2 parent 10:1 classid 10:100 htb rate 12mbit
>
> ceil
>
> >> 50mbit prio 1
> >> tc-htb3 class add dev eth2 parent 10:1 classid 10:20 htb rate 38mbit
>
> ceil
>
> >> 50Mbit prio 8
> >>
> >> ipchains -A fw -s 10.1.1.1  -m 100
> >> ipchains -A fw -s 0.0.0.0 -d 0.0.0.0 -j ACCEPT
> >>
> >> tc-htb3 filter add dev eth2 protocol ip parent 10:0 prio 1 handle 100
>
> fw
>
> >> classid 10:100
> >>
> >> WHEN i send packets at 20mbit from 10.1.1.1 ,
> >>#tc -s -d qdisc show dev eth2
> >> qdisc htb 10:
> >>  Sent 246602122 bytes 487287 pkts (dropped 323938, overlimits 1850710)
> >>
> >> #tc -s -d class show dev eth2
> >> class htb 10:1 root prio 0 rate 50Mbit ceil 50Mbit burst 1985b/8 mpu 0b
> >> cburst 67121b/8 mpu 0b quantum 0 level 7
> >>  Sent 246602122 bytes 487287 pkts (dropped 0, overlimits 0)
> >>  rate 8bps
> >>
> >> class htb 10:100 parent 10:1 prio 1 rate 12Mbit ceil 50Mbit burst
>
> 17325b/8
>
> >> mpu 0b cburst 67121b/8 mpu 0b quantum 39321 level 0
> >>  Sent 246552164 bytes 486503 pkts (dropped 323938, overlimits 0)
> >>
> >> class htb 10:20 parent 10:1 prio 1 rate 38Mbit ceil 50Mbit burst
>
> 51396b/8
>
> >> mpu 0b cburst 67121b/8 mpu 0b quantum 124518 level 0
> >>  Sent 49958 bytes 784 pkts (dropped 0, overlimits 0)
> >>  rate 8bps
> >>
> >>
> >>  a class 10:100 can not borrow from a parent 10:0 ,WHY?
> >
> >How do you come to that conclustion ?????
> >
> >Stef
>
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-- 

stef.coene@docum.org
 "Using Linux as bandwidth manager"
     http://www.docum.org/
     #lartc @ irc.oftc.net

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