Hi, do you use dummynet? what is the server hardware configuration and tunings you did to acheive 10Gbps ?
Sami On Tue, Dec 27, 2011 at 1:36 PM, Alexander V. Chernikov < [email protected]> wrote: > On 27.12.2011 04:54, Pawel Tyll wrote: > >> Hi lists, >> >> Are there any profiling tools in the system or ports that would allow >> me to determine how much processing is being done per packet and how >> long does it take? I would like to predict possible PPS load for my >> system and perhaps locate and remove some bottlenecks. >> >> Is IPFW efficient enough to firewall 2x10GE (in+out) interfaces >> without much latency increase, when running on modern hardware >> with Intel NICs? Majority of processing tasks would probably be setfib >> according to matches in tables. >> > IPFW seems to add more or less constant overhead per rule. In our setup, > ~20 rules increase load by 100% (one core). We are able to reach 10GE > (1.1mpps) on some routers with most packets travelling 8-10 ipfw rules. > However, even with ipfw add 1 allow ip from any to any > 1.1 mpps routing utilizes E5645 by more that 80%. (with IGP routes in > rtable only). YMMV, but 2x10G is too much at the moment even without ipfw. > > >> Pawel. >> >> >> ______________________________**_________________ >> [email protected] mailing list >> http://lists.freebsd.org/**mailman/listinfo/freebsd-net<http://lists.freebsd.org/mailman/listinfo/freebsd-net> >> To unsubscribe, send any mail to >> "freebsd-net-unsubscribe@**freebsd.org<[email protected]> >> " >> >> > > -- > WBR, Alexander > ______________________________**_________________ > [email protected] mailing list > http://lists.freebsd.org/**mailman/listinfo/freebsd-net<http://lists.freebsd.org/mailman/listinfo/freebsd-net> > To unsubscribe, send any mail to > "freebsd-net-unsubscribe@**freebsd.org<[email protected]> > " > -- Sami Halabi Information Systems Engineer NMS Projects Expert _______________________________________________ [email protected] mailing list http://lists.freebsd.org/mailman/listinfo/freebsd-ipfw To unsubscribe, send any mail to "[email protected]"
