Re: shaping bursty www-traffic

Linux Advanced Routing and Traffic Control

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Hello,

Possible solution is make smaller burst parameters:

tc class add dev $DEV parent 1:0 classid 1:122 htb rate 12kbit ceil 16kbit 
burst 1500 prio 3

In this case pages whith size more than 1500 bytes will limit outgoing speed.

> Good evening, everybody!
>
> I have a simple question about shaping bursty www-traffic using
> htb. Sorry if such question sounded before.
>
> I have got a task to limit bulk www downloads but still to show
> good speed for small pages.
> I think it something like this: rate should be defined dynamically
> from
> maximum speed - 64 kbit/s to minimum speed - 12 kbit/s,
> average speed - 16 kbit/s.
>
> Question - how can I regulate this average parameter ?
>
> All I decided is
> tc class add dev $DEV parent 1:0 classid 1:122 htb rate 12kbit ceil
> 16kbit burst 64k prio 3
>
> Is it what I meant ?
>
> But sometimes when I look the statistics of shaping I find that this
> class has negative tokens or ctokens values.
> Is it due to very low rate and big burst?
>
> Or maybe somebody has his own values for bursty www-traffic.
>
> Thanks in advance.
>
> Andrian
>
>
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-- 
/bye
----------------------------------------------------------------------
Dmitry U.Labutcky                  System administrator of Swift Trace
mail to: avl@xxxxxxxxxx            Simferopol, Crimea, Ukraine
phone:   +380-652-516546           Yaltinskaya 20, office 502

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