Date: Tue, 27 Dec 2011 14:12:50 +0200 From: Sami Halabi <sodynet1@gmail.com> To: "Alexander V. Chernikov" <melifaro@freebsd.org> Cc: Pawel Tyll <ptyll@nitronet.pl>, freebsd-net@freebsd.org, freebsd-ipfw@freebsd.org Subject: Re: Firewall Profiling. Message-ID: <CAEW%2BogZLC5-7osgzuZoUcD712ss83sdyjXiYTiBz2c9TRV1XFg@mail.gmail.com> In-Reply-To: <4EF9ADBC.8090402@FreeBSD.org> References: <1498545030.20111227015431@nitronet.pl> <4EF9ADBC.8090402@FreeBSD.org>
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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 < melifaro@freebsd.org> 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. >> >> >> ______________________________**_________________ >> freebsd-net@freebsd.org 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<freebsd-net-unsubscribe@freebsd.org> >> " >> >> > > -- > WBR, Alexander > ______________________________**_________________ > freebsd-net@freebsd.org 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<freebsd-net-unsubscribe@freebsd.org> > " > -- Sami Halabi Information Systems Engineer NMS Projects Expert
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