High Network Perfomance

Vlad Galu dudu at dudu.ro
Fri Aug 5 15:24:18 UTC 2011

On Fri, Aug 5, 2011 at 5:03 PM, Andriy Gapon <avg at freebsd.org> wrote:
> on 05/08/2011 17:56 Luigi Rizzo said the following:
>> i asked permission to re@ to integrate it in 9.0 but it was considered
>> a bit premature.
>> However i am not too worried because the system dependencies are
>> minimal and it changes no API/ABI or internal data structure so
>> it is easy to add it at a later time.
> /rant
> I think that having real, useful in practice applications that make use of the
> netmap would definitely speed up its adoption.
> Maybe I am too pessimistic here, but I don't foresee too many users of netmap as
> long as it remains just a mechanism that potentially can greatly speed up things
> if you manage to write your own applications that do those things via netmap.
> Full TCP/IP stack with sockets API on top of it and lots of available applications
> on top of that is one thing, an interface to a network card is a totally different
> thing on a scale of usability (especially the by the end-users).

Netmap's scope may be narrow, but it's a great alternative to
proprietary implementations that are provided by only a handful of
vendors and tied to their hardware. I don't think Luigi foresees lots
of users either, but having it in the base system is a lot better than
not having it at all, IMHO.

> --
> Andriy Gapon
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Good, fast & cheap. Pick any two.

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