Hi Alfredo, Can you please help on the same and let me know if you need any details further
Regards, Chandrika Sent from my iPhone > On Aug 28, 2019, at 4:26 PM, Chandrika Gautam <[email protected]> > wrote: > > Hi Alfredo, > > Interrupts are not seen either with standard driver or with the zc compiled > i40e driver as well. > > What we do in our application is - > We load zc compiled i40e driver and put a zc license on that interface but we > do not open device using zc: prefix. > Using this we have observed better performAnce in our application when used > with ixgbe driver. > > Regards, > Chandrika > > Sent from my iPhone > >> On Aug 28, 2019, at 12:58 PM, Alfredo Cardigliano <[email protected]> >> wrote: >> >> Hi Chandrika >> are you using the i40e-zc driver or the standard driver? >> Please note that ZC enables interrupts only when required for performance >> reason, >> for example some libpcap-based applications require interrupts as they use >> poll/select, >> instead many pf_ring-based application do not use interrupts at all (they do >> active polling). >> >> Alfredo >> >>> On 28 Aug 2019, at 08:59, Chandrika Gautam <[email protected]> >>> wrote: >>> >>> >>> Hi Team, >>> >>> >>> >>> We have compiled our software with PF_RING 7.5.0 which reads from an >>> interface on i40e driver. >>> >>> Whenever we start our software, it process the traffic received on the >>> interface but no interrupts are seen. >>> >>> Whenever we start tcpdump on the same interface, then interrupts can be >>> seen. >>> >>> Can you please help to validate this behavior. Is it expected behavior ? We >>> need to validate that the interrupts are coming on the cores to which we >>> have set the affnity. >>> >>> >>> >>> >>> >>> Regards, >>> >>> Chandrika >>> >>> _______________________________________________ >>> Ntop-misc mailing list >>> [email protected] >>> http://listgateway.unipi.it/mailman/listinfo/ntop-misc >> >> _______________________________________________ >> Ntop-misc mailing list >> [email protected] >> http://listgateway.unipi.it/mailman/listinfo/ntop-misc
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