Hi Moshe there is a limit of 32 virtual interfaces when you use the fanout, because of the API which is using a 32-bit mask to select the egress queues.
Alfredo > On 12 Jan 2017, at 10:32, Moshe Danielli <[email protected]> wrote: > > Hi Alfredo, > > I'm using the ixgbe driver with about 2.5M pps. > > What I'd like to do is clone the traffic so I can run multiple tcpdump > instances, each with a different bpf, and store the output to a different > pcap file, whose name is determined by the bpf in use. > > Is there a limit on the amount of virtual interfaces I can create in this > scenario ? > > Thanks again ! > > Moshe > > > On Jan 12, 2017 16:50, Alfredo Cardigliano wrote: > Hi Moshe > it really depends on several factors, including but not limited to traffic > rate (pps), bandwidth, hw specs, > I need to know more about your traffic, hw configuration and what are you > trying to do in order to help you. > > Best Regards > Alfredo > > > On 12 Jan 2017, at 06:00, Moshe Danielli wrote: > > > > Hi Guys, > > > > What is the rule of thumb when determining the maximum amount of fan out > > interfaces (when using zfanout_ipc) ? Is it based on bandwidth, the hw > > specs or a combination of both ? > > > > Thanks in advance, > > > > Moshe > > _______________________________________________ > > 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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