Hi Manuel please try with -a, or provide us more informantions (command line, some stats, top output,..)
Alfredo > On 29 Oct 2015, at 11:52, Manuel Polonio <[email protected]> wrote: > > Hi Alfredo, > > thank you for your quick answer. I tried both zc and dna with libzero drivers > with similar results. > > Best regards, > Manuel > > 2015-10-29 9:58 GMT+01:00 Alfredo Cardigliano <[email protected] > <mailto:[email protected]>>: > Hi Manuel > performance are too poor to be related to NUMA, > what driver are you using? If you are using ZC, did you prepend the "zc:” > suffix to the interface name? > > Alfredo > > > On 29 Oct 2015, at 08:04, Manuel Polonio Torrellas > > <[email protected] <mailto:[email protected]>> wrote: > > > > Hi guys, > > > > previously (PF_Ring 5.6.1 version), I was able to send traffic with pfsend > > at 9Gbps approximately (Intel 82599 based NICs). With latest PF_Ring > > versions (commit 16b46e5be64c583e313c32bf1268b5aad0045bf2 from October > > 19th, actually) I’m able to get 1.4Gbps at most. I’ve tested pfsend and > > zsend with identical results. My test environment is pretty outdated with > > dual core intel processors, but it’s the same test environment used to get > > that 9Gbps. The main difference is that I had to update Ubuntu 12.04 to > > 14.04. > > > > Could this undesired effect, be related with the fact that our processors > > don’t have NUMA support? Hugepages can only be configured for the first > > node. > > Any ideas on possible causes or workarounds are greatly appreciated. > > > > Today I will run new tests on another test environment with newer > > processors, trying to guess if NUMA support has something to do with this > > poor performance, and let you know my results and conclusions. > > > > Thanks in advance and best regards, > > Manuel Polonio > > > > _______________________________________________ > > Ntop-misc mailing list > > [email protected] <mailto:[email protected]> > > http://listgateway.unipi.it/mailman/listinfo/ntop-misc > > <http://listgateway.unipi.it/mailman/listinfo/ntop-misc> > > _______________________________________________ > Ntop-misc mailing list > [email protected] <mailto:[email protected]> > http://listgateway.unipi.it/mailman/listinfo/ntop-misc > <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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