[ovs-discuss] 回复:Re: [ovs-dev] How to set QoS for VM egress traffic on tunnel mode

高正伟 multi_task at 163.com
Wed Nov 29 01:45:17 UTC 2017

you can use linux tc filter u32 matching on packet data payload on physical output in this case. 
At 2017-11-29 02:40:07, "Ben Pfaff" <blp at ovn.org> wrote:
>On Wed, Nov 22, 2017 at 09:50:54AM +0000, 王志克 wrote:
>> Hi All,
>> I want to set QoS with guide from below link “egress traffic shaping”, but do not know how for tunnel mode.
>> http://docs.openvswitch.org/en/latest/faq/qos/
>> My scenario:
>> I have several VM ports, and several VxLan ports in br0, and there is one seprate eth0 port (not in br0), which is the underlay port of Vxlan port.
>> Currently I add rule to match VM traffic to certain Vxlan port, and all these vxlan ports would go out through eth0.
>> Now I want to enable egress traffic shaping, eg:
>> VM1 goes out with min_rate=10M, max_rate=100M.
>> VM2 goes out with min_rate=50M, max_rate=200M.
>> In the given example in http://docs.openvswitch.org/en/latest/faq/qos/ chapter “egress traffic shaping”, it directly uses the physical port. But in tunnel case, I can NOT specify the physical port directly.
>> So how to configrue egress traffic shaping in tunnel case? Appreciate some example configruation. Thanks.
>You would want to configure shaping on the physical output port in this
>discuss mailing list
>discuss at openvswitch.org
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