[LARTC] These tc commands used to work... what's broken them?

[Andy Furniss]

George Adams wrote:
> I have a Gentoo Linux (kernel 2.6.11) server.  Several months ago, I
> made a traffic shaping setup for my box (running a 2.4 kernel then)
> that worked beautifully.  It gave high priority to SSH and RealAudio
> traffic, and put HTTP downloading traffic on a lower prio so they could
> only use what bandwidth was left.
> 
> However, I've only just realized that tc is no longer accepting the
> commands I setup in a script to start it.  I don't know when it stopped
> working.
> 
> I can post the tcng script if anyone wants to see how I generated my tc 
> commands, but I suspect it may not be relevant since tc is bombing out 
> so early in the process.  Here's what I get:
> 
> ------------------------------------------------------------
> 
>>tc -s qdisc show dev eth0
> 
> 
> qdisc pfifo_fast 0: bands 3 priomap  1 2 2 2 1 2 0 0 1 1 1 1 1 1 1 1   
>  Sent 455120063 bytes 553706 pkt (dropped 0, overlimits 0 requeues 25)
>  rate 0bit 0pps backlog 0b 0p requeues 25
> 
> 
>>tc -s class show dev eth0
> 
> 
>>tc qdisc add dev eth0 handle 1:0 root dsmark indices 8 default_index 0

That works for me using the latest iproute2 and 2.6.12-rc1 I think you 
just hit unlucky with your version/kernel and it's been fixed now.

http://developer.osdl.org/dev/iproute2/download/iproute2-2.6.11-050330.tar.gz

Andy.