You'll probably find more help for this on the ovs-discuss mailing list.

Good luck!

-- Murphy

On Oct 26, 2011, at 5:34 PM, Shan Hu wrote:

> Hi guys,
> Im trying to test the Qos Rate-Limiting of Kernel vSwitch, i use iperf as my 
> measurement tool.
> Everything is working fine with TCP part,that is, after i limit rate of one 
> port to, say 50Mbps,
> the rate is limited to 50Mbps correctly and packets are tranferred 100%. 
> But when i turn to UDP part,i ran into problems.I have to limit bandwidth to 
> at most 4Mbps in order to tranfer
> 100% packets.And if i use bandwidth more than 4Mbps, the lost packets 
> increase, the worst packet lost percentage is almost 99%.
> Firstly i thought it is iperf's problem, so i tried to run iperf in normal 
> network,i set bandwidth to 50Mbps,
> and things work fine.
> So can anyone give me some ideas where the problem might be?
> regards,
> Shan 
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> nox-dev mailing list

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