[ovs-discuss] [HELP] Question about Performance issues in high concurrency scenarios

Flavio Leitner fbl at sysclose.org
Wed Mar 13 19:49:56 UTC 2019

On Tue, Mar 05, 2019 at 03:38:43PM +0800, txfh2007 via discuss wrote:
> Hi everyone:    
>      I have test ovs-dpdk PVP performance for several days . And I
>      have found in high concurrency scenarios(eg. 100K mac-ip
>      streams), the ovs-dpdk performance gets significant decline.
>      And one cause of performance decline is the emc entry num
>      limitation, is that right? If I just increase emc entry num,
>      will other problems occur ? Are there any suggession helping to
>      get performance improvement under high concurrency scenarios?

Perhaps you could consider disabling EMC if its size is not enough.

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