[ovs-discuss] pps throughput depending on the number of flows

yimeng zhao exaheart at gmail.com
Wed Sep 3 12:08:24 UTC 2014


Could you specify your configuration of measurement?


2014-09-02 22:54 GMT+02:00 Alexander Shalimov <ashalimov at arccn.ru>:

> Hi,
>
> We recently finished with throughput measurements of OVS. We saw that
> phy-to-phy throughput became higher with the increasing number of flows:
> #1. 1 flow, phy-to-phy, 64 bytes packets => 1Mpps
> #2. 32 flows (1 src ip, 32 dst ips), phy-to-phy, 64 bytes packets => 9Mpps
>
> Could anyone explain why that happens: for 1 flow we have only 1Mpps, but
> for 32flows we have 9Mpps? It seems to be related to multicore and
> concurrency. But where is this code located (flow scheduling and etc)?
>
> Thanks and Regards!
>
> --
> С уважением, |  Sincerely,
> Александр.   |  Alexander.
>
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