From owner-freebsd-net@FreeBSD.ORG Tue Jan 14 18:11:53 2014 Return-Path: Delivered-To: freebsd-net@freebsd.org Received: from mx1.freebsd.org (mx1.freebsd.org [IPv6:2001:1900:2254:206a::19:1]) (using TLSv1 with cipher ADH-AES256-SHA (256/256 bits)) (No client certificate requested) by hub.freebsd.org (Postfix) with ESMTPS id ADEC96A9 for ; Tue, 14 Jan 2014 18:11:53 +0000 (UTC) Received: from mail-pa0-x231.google.com (mail-pa0-x231.google.com [IPv6:2607:f8b0:400e:c03::231]) (using TLSv1 with cipher ECDHE-RSA-RC4-SHA (128/128 bits)) (No client certificate requested) by mx1.freebsd.org (Postfix) with ESMTPS id 7E0281099 for ; Tue, 14 Jan 2014 18:11:53 +0000 (UTC) Received: by mail-pa0-f49.google.com with SMTP id hz1so52515pad.36 for ; Tue, 14 Jan 2014 10:11:53 -0800 (PST) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=20120113; h=mime-version:sender:in-reply-to:references:date:message-id:subject :from:to:cc:content-type; bh=3Dds7S6AEOpISYGy86DIh4TG27+rarEowOZqwg4Wsos=; b=K/mPUWQ6Cf339EDWx1Nx8juOcbP+UxjFdtolS2s3O2bwhWr4QC4EYLXBsAyJpToZ7G MHRfknxxiWmSb/F68fK25RdxguEY3Q1fwRom3eYtNi7dhyZdQEjXzw/x6peLJRdLykvq HJWZmfNr4781XgMcwQ/LzGuqNnotrZgV+nTcyxvDaubE98eiV+Sheg3ubqWftZztbxWn wbHpZPZ/3RZcimEon8R6zIyPpOm58+7ssAkK9E7j3NUpoW1CH2O/qfkCayczASgEEcqj 50hbtaNZUzuEY7ZeXFjm+XBKoOZWArCyKNTrG7ffWRAAhkrCpUiNKaoc2Q3oOm6CN8pY zirQ== MIME-Version: 1.0 X-Received: by 10.68.93.165 with SMTP id cv5mr3387503pbb.98.1389723113119; Tue, 14 Jan 2014 10:11:53 -0800 (PST) Sender: ermal.luci@gmail.com Received: by 10.70.46.42 with HTTP; Tue, 14 Jan 2014 10:11:53 -0800 (PST) In-Reply-To: References: Date: Tue, 14 Jan 2014 19:11:53 +0100 X-Google-Sender-Auth: 1zKYelT-2xHl0eSXKVfUxiKwaSk Message-ID: Subject: Re: FreeBSD network optimization project From: =?ISO-8859-1?Q?Ermal_Lu=E7i?= To: Vitalii Duk Content-Type: text/plain; charset=ISO-8859-1 X-Content-Filtered-By: Mailman/MimeDel 2.1.17 Cc: freebsd-net X-BeenThere: freebsd-net@freebsd.org X-Mailman-Version: 2.1.17 Precedence: list List-Id: Networking and TCP/IP with FreeBSD List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Tue, 14 Jan 2014 18:11:53 -0000 On Tue, Jan 14, 2014 at 6:19 PM, Vitalii Duk 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 > > > > > > > > > On Tue, Jan 14, 2014 at 6:26 AM, Luigi Rizzo wrote: > > > >> On Tue, Jan 14, 2014 at 5:48 AM, Vitalii Duk >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