Hi Leo,
You can refer to this document get correct setup/result.
We are able to replicate the results on this doc.
https://download.01.org/packet-processing/ONPS1.5/Intel_ONP_Server_Release_1.5_Performance_Test_Report_Rev1.1.pdf
 
<https://download.01.org/packet-processing/ONPS1.5/Intel_ONP_Server_Release_1.5_Performance_Test_Report_Rev1.1.pdf>
Thank and Best Regards
Lapd
> On Nov 6, 2015, at 2:10 PM, leo zhu <[email protected]> wrote:
> 
> Hi all,      
> 
> I tried below test cases to compare the performance of OVS/OVS DPDK+Internal 
> port.
> 
> Topology:
> <New Picture.jpg>
> ​Test results:
> 
> <New Picture (1).jpg>
> ​
> 
>  Now I have following 2 questions.
> 
> 1.  Does the test result is normal?  If it is not normal, why?
> 2.  When ovs internal port is used with OVS DPDK, the max packet size sent by 
> DPDK PKTGEN
>      can not be larger than 978 bytes. Otherwise the traffic will be blocked. 
> Does anyone know the
>      reason?
> 
> It will be great if someone from the list could give the answers and clues.
> 
> Thanks.
> Leo
> 
> 
> 
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