[LARTC] Simple Rule to Cap P2P Uploads

[Nikolay Kichukov]

Hi Mathew,
your adsl uplink is 64000 bps, correct?

102400kbps > 64kbps
3kbps != 3KB/sec

Another point, tc syntax is 102400kbit, not 102400kbps(as far as I
tested that).

3KB = 3*8 kbit

Test that and let us know if this helps.

-Nik

On Wed, 2006-06-28 at 09:50 -0700, Mathew Brown wrote:
> Hi,
>   I'm new at traffic control and was reading up on HTB and using it to
> put an upper limit on traffic.  I have a 256k DSL with 64k upload
> (which translates to about 5/6KB uploads).  The machine running the
> P2P applications keeps filling up the 64K so my browsing from other
> machines in the network ends up being very slow.  Since there are
> several P2P applications, I wanted to set the entire upload cap to
> something like 3KB/s so it doesn't disrupt browsing.  However, I would
> also like to ssh and scp from this machine without having an upload
> cap.  The machine has a single interface to the network: eth0.  I
> tried the following tc lines but it appears to affect both the P2P
> traffic and my ssh traffic, resulting in a very slow ssh sessions:
>   
> tc qdisc add dev eth0 root handle 1: htb default 3
> tc class add dev eth0 parent 1: classid 1:1 htb rate 102400kbps ceil
> 102400kbps
> tc class add dev eth0 parent 1:1 classid 1:2 htb rate 102400kbps ceil
> 102400kbps
> tc class add dev eth0 parent 1:1 classid 1:3 htb rate 3kbps ceil 3kbps
> tc filter add dev eth0 protocol ip parent 1:0 prio 1 u32 match ip
> dport 22 0xffff flowid 1:2
> 
> Any ideas?  Thanks for your time.
> 
> 
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