[dpdk-dev] L3FWD LPM IP lookup performance question
Vincent JARDIN
vincent.jardin at 6wind.com
Tue Sep 24 17:53:22 CEST 2013
I do not know any open source implementation of an efficient LPM. FYI,
some data with a commercial one:
-> up to 160Mpps, the bottleneck was the IOs, not the CPU.
http://www.6wind.com/products/6windgate-protocols/ip-forwarding/
Best regards,
Vincent
On 24/09/2013 15:53, Jun Han wrote:
> Hello,
>
> We are trying to benchmark L3FWD application and have a question regarding
> the IP lookup algorithm as we expect the bottleneck to be at the lookup.
> Could someone let us know how efficient the lookup algorithm that L3FWD is
> using (e.g, LPM)? We are asking because we want to obtain highest L3
> forwarding performance number, and we might need to change the lookup
> method if the current LPM method is not as efficient.
>
> Thank you very much,
>
> Jun
>
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