Date: Tue, 14 Jan 2014 19:11:53 +0100 From: =?ISO-8859-1?Q?Ermal_Lu=E7i?= <eri@freebsd.org> To: Vitalii Duk <mlevel.ars@gmail.com> Cc: freebsd-net <freebsd-net@freebsd.org> Subject: Re: FreeBSD network optimization project Message-ID: <CAPBZQG06g0=EL9Tf7eOMn-MjsTwqQ2%2BLLpO1W_tVGfq0GAWb_Q@mail.gmail.com> In-Reply-To: <CAH6gFOkdKoozLa=NYWsps4WFrvwnUh9COEuCkEv%2BxAiZ=r7O1Q@mail.gmail.com> References: <CAH6gFOnczbNec6MS6nS1ed7z%2BmXL2BA0UN_vwHf3YbCHtpb2TA@mail.gmail.com> <CA%2BhQ2%2Bg7D6Su=C6XGcaUC6NuZbDKKQHXhO-4AWeatzmXi79tSA@mail.gmail.com> <CA%2BhQ2%2Bj2aBuGEY26yD%2BA6_8EUqY1Xhq4cFuZCL-YPn8TdPMPmA@mail.gmail.com> <CAH6gFOkdKoozLa=NYWsps4WFrvwnUh9COEuCkEv%2BxAiZ=r7O1Q@mail.gmail.com>
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On Tue, Jan 14, 2014 at 6:19 PM, Vitalii Duk <mlevel.ars@gmail.com> wrote: > Luigi, your project is really interesting, you've done a great job! > I will try to test ipfw and dummynet with netmap in my netork. > But there is still a problem with NAT and libalias. I havent tried new > SMP-friendly pf NAT, maybe it will give a good perfomance. But it will be > also great to have something working with ipfw. > > I think in my previous list I forget to note about two more problems: > 1. Not full support of LACP in FreeBSD (for example it's not possible to > set priority, hash algorithm and mode(active/passive)). > This is one of the project that you can consider implementing by donating to a developer. > 2. No support of *RFC 3069 (IP unnumbered/SuperVLAN).* > SuperVLAN can be achieved as detailed here https://redmine.pfsense.org/issues/1530 > > 2014/1/14 Luigi Rizzo <rizzo@iet.unipi.it> > > > > > > > > > On Tue, Jan 14, 2014 at 6:26 AM, Luigi Rizzo <rizzo@iet.unipi.it> wrote: > > > >> On Tue, Jan 14, 2014 at 5:48 AM, Vitalii Duk <mlevel.ars@gmail.com > >wrote: > >> > >>> Hello, colleagues! > >>> > >>> I'm working in ISP and use FreeBSD on BRAS'es. > >>> I have noticed that there are few problems in FreeBSD, which do not > allow > >>> to use it on high speeds (>10G, >2Mpps). > >>> > >> > >> for this type of applications you really want to look at netmap > >> > >> http://info.iet.unipi.it/~luigi/netmap/ > >> > >> which already does a lot of what you need. > >> > > > > and if you feel like funding some specific work in this area > > you can contact me off list > > > > cheers > > luigi > > > >> > >> cheers > >> luigi > >> > >>> So I have a suggestion to create a list of improvements that needed to > be > >>> done in FreeBSD collectively, to improve network perfomance and be on > the > >>> same or higher level as Linux or Vyatta. > >>> After we create a todo list, it's possible to organize a donation for > >>> those > >>> developers who can do that job. > >>> I'm ready to donate money for this project, and I think that I'm not > only > >>> one interested in it. I like FreeBSD and I don't want to migrate to > >>> another > >>> OS. > >>> > >>> My list of improvements in very general words (needed to be detailed): > >>> 1. Improve network subsystem and kernel to provide >10G forwarding. > >>> 2. Improve dummynet to provide massive shaping service and to be not > >>> single > >>> threaded (or maybe write something radically new). > >>> 3. Replace/rewrite libalias to support massive NAT service and remove > >>> current problems and limitations (non-SMP, offloading problems, etc). > >>> 4. Better work of tcpdump on >10G speeds (BPF improvements). > >>> > >>> Thank you in advance. Waiting for some other suggestions and support > from > >>> specialists. > >>> > >>> Best regars, dv. > >>> _______________________________________________ > >>> freebsd-net@freebsd.org mailing list > >>> http://lists.freebsd.org/mailman/listinfo/freebsd-net > >>> To unsubscribe, send any mail to "freebsd-net-unsubscribe@freebsd.org" > >>> > >> > >> > >> > >> -- > >> > -----------------------------------------+------------------------------- > >> Prof. Luigi RIZZO, rizzo@iet.unipi.it . Dip. di Ing. > dell'Informazione > >> http://www.iet.unipi.it/~luigi/ . Universita` di Pisa > >> TEL +39-050-2211611 . via Diotisalvi 2 > >> Mobile +39-338-6809875 . 56122 PISA (Italy) > >> > -----------------------------------------+------------------------------- > >> > > > > > > > > -- > > -----------------------------------------+------------------------------- > > Prof. Luigi RIZZO, rizzo@iet.unipi.it . Dip. di Ing. dell'Informazione > > http://www.iet.unipi.it/~luigi/ . Universita` di Pisa > > TEL +39-050-2211611 . via Diotisalvi 2 > > Mobile +39-338-6809875 . 56122 PISA (Italy) > > -----------------------------------------+------------------------------- > > > _______________________________________________ > freebsd-net@freebsd.org mailing list > http://lists.freebsd.org/mailman/listinfo/freebsd-net > To unsubscribe, send any mail to "freebsd-net-unsubscribe@freebsd.org" > -- Ermal
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