Re: [LARTC] Bandwidth shaping help

[Stef Coene <stef.coene@docum.org>]

On Wednesday 29 October 2003 22:35, Ryan Vilim wrote:
> It seems I have quite a difficult (for me) bandwidth shaping problem.
> What I want is this;
>
> Port 80 and port 21 will share 30 kilobytes of the 50kilobytes upstream
> my ISP gives me, bittorrent will get 10 maximum (ports 6881-6890), and
> all other ports get the full 100 mbits.
>
> I want any of the other ports to be able to steal the bandwidth of the
> port 21 and port 80 as well as the bittorrent ports if they are not in
> use, however bittorrent, or port 21 or 80 cannot exceed thier bandwidth
> limitations.
>
> This is because I use my server as a samba server as well as a vnc
> server from within my network so I want as high a bandwidth as possible
> on those, however my HTTP server and FTP server and Bittorrent can't
> kill my internet connection for everyone else.
>
> My current configuration looks like
>
> tc qdisk add dev eth0 root handle 1: htb default 30
It's "tc qdisc ..."

> tc class add dev eth0 parent 1: classid 1:1 htb rate 95mbit burst 15k
> tc class add dev eth0 parent 1:1 classid 1:10 htb rate 320kbit burst 15k
> tc class add dev eth0 parent 1:1 classid 1:20 htb rate 1kbit ceil 90mbit
> burst 15k
> tc class add dev eth0 parent 1:1 classid 1:30 htb rate 1kbit ceil 90mbit
> burst 15k
> tc qdisc add dev eth0 parent 1:10 handle 10: sfq perturb 10
> tc qdisc add dev eth0 parent 1:20 handle 20: sfq perturb 10
> tc qdisc add dev eth0 parent 1:30 handle 30: sfq perturb 10\
If eht0 is connected to the internet, the ceil should be your internet link.  
Not your NIC bandwidth.

> U32="tc filter add dev eth0 protocol ip parent 1:0 prio 1 u32"
> $U32 match ip sport 80 0xffff flowid 1:10
> $U32 match ip sport 21 0xffff flowid 1:20
>
> I sort of fiddled with one of the configurations in the book to get
> this, also this does not include the bittorrent ports which is a
> requirement I thought of just recently.
>
> I need, first a way to implement the bandwidth restrictions described
> above, and second a way to remove my old configuration (if I can't just
> overwrite it)
/qos/bin/tc qdisc del dev eth0 root

Stef

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

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