FreeBSD network optimization project

[Luigi Rizzo]

On Tue, Jan 14, 2014 at 5:48 AM, Vitalii Duk <mlevel.ars at 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.

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.
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 Prof. Luigi RIZZO, rizzo at iet.unipi.it  . Dip. di Ing. dell'Informazione
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