> On 16 Nov 2015, at 10:53, Amir Kaduri <[email protected]> wrote: > > Hi Alfredo, > > > I reviewed the implementation of the feature (great!) and I would like to > clarify please: > > 1. If I understood it correctly, the number of matched packets is per given > rule, while the number of missed packets is per ring (and not per the given > rule). Is it correct, or am I wrong? > > If I’m correct, can I provide a dummy rule and get the number of missed > packets on the given ring? > Correct > 2. When reading “ethtool –S ethX | grep fdir_miss” or “ethtool –S ethX | grep > fdir_match” you actually get the aggregation of missed/matched packets on the > interface (ethX). > > Is it possible to get the pf_ring statistics aggregated as well, per > interface, or at least per ring? > Is it ok for you if we write this stats under /proc instead of adding another API call?
Alfredo > > Thanks, > > Amir > > > On Wed, Nov 11, 2015 at 8:01 PM, Alfredo Cardigliano <[email protected] > <mailto:[email protected]>> wrote: > >> On 11 Nov 2015, at 18:02, Amir Kaduri <[email protected] >> <mailto:[email protected]>> wrote: >> >> Two following questions please: >> 1. fdir_miss (of ethtool -S) continues to increase even if my process >> doesn't apply the filter rules. Do you know what else causes it to increase >> if its not a result of a filter? >> I didn't find an answer for it in the following doc: >> https://www.kernel.org/doc/Documentation/networking/ixgbe.txt >> <https://www.kernel.org/doc/Documentation/networking/ixgbe.txt> > Please have a look at the datasheet for all cases. > >> 2. Should I expect the mentioned feature request to be implemented in >> pf_ring soon, or its most probably be there with many other prioritized >> requests? > > It is in queue with other feature requests, we handle them in best effort, > however I think it will not require too much (1-2 weeks at most) > > Alfredo > >> >> Thanks, >> Amir >> >> On Tue, Nov 10, 2015 at 3:32 PM, Amir Kaduri <[email protected] >> <mailto:[email protected]>> wrote: >> Thanks for the answer. It looks to me very essential statistics for >> user-space applications. >> Github feature request: https://github.com/ntop/PF_RING/issues/52 >> <https://github.com/ntop/PF_RING/issues/52> >> >> Amir >> >> >> On Mon, Nov 9, 2015 at 7:34 PM, Alfredo Cardigliano <[email protected] >> <mailto:[email protected]>> wrote: >> Hi Amir >> there is no statistics by default (unless you code your own kernel plugin >> and read stats via pfring_get_hash_filtering_rule_stats, but this is >> overkilling for match/miss counters), >> please open a feature request on github. >> >> Alfredo >> >>> On 09 Nov 2015, at 18:28, Amir Kaduri <[email protected] >>> <mailto:[email protected]>> wrote: >>> >>> Hi, >>> >>> In my application, I’m using pf_ring hash software filters (API: >>> pfring_handle_hash_filtering_rule()). >>> >>> How can I get statistics info regarding the quantity of the filtered >>> packets? >>> >>> I know that on ixgbe module, I can get the following parameters when using >>> ethtool –s <interface>: >>> >>> fdir_match, fdir_miss, fdir_overflow. >>> >>> Are there any pf_ring user-space APIs to get these parameters? Any code >>> examples? >>> >>> >>> >>> Thanks, >>> >>> Amir >>> >>> _______________________________________________ >>> 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] <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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