Re: announcing rump kernel TCP/IP stack for DPDK

[Stephen Hemminger <stephen-OTpzqLSitTUnbdJkjeBofR2eb7JE58TQ@public.gmane.org>]

On Thu, 23 May 2013 18:40:38 +0200
Antti Kantee <pooka-X3B1VOXEql0@public.gmane.org> wrote:

> Hi,
> 
> I like the opportunities that a technology like DPDK enables, and I felt 
> that the availability of an open source TCP/IP stack for DPDK could make 
> things even more interesting.  I've been working on a concept called the 
> anykernel, where the idea is that an OS kernel should be structured in a 
> fashion which allows the driver components to be run independently of a 
> monolithic kernel in so-called rump kernels.  Long story short, one of 
> the "byproducts" is a run-anywhere standalone version of NetBSD kernel 
> TCP/IP stack, so it was a natural progression to integrate that TCP/IP 
> stack with the NIC driver layer provided by DPDK.
> 
> The published code completes "stage 1: make it work".  I want to thank 
> another person who wished to remain anonymous for help with the 
> implementation and testing.  Next up is "stage 2: make it fast".  I 
> welcome everyone to contribute ideas / use cases / code / etc. towards 
> that goal.
> 
> You can find the code for plugging DPDK into the rump kernel NIC layer 
> along with instructions from:
> 
> 	https://github.com/anttikantee/dpdk-rumptcpip
> 
> In case anyone is interested, I tested the setup with Void Linux running 
> in VM using an emulated 82540 NIC (cf. my previous mail to this list) 
> and the other party tested on Ubuntu using real hardware and a 82599 NIC.
> 
> cheers,
>    antti

Already done several times before.
 http://savannah.nongnu.org/projects/lwip/
 https://code.google.com/p/tcp-ip-in-user-space/
 http://www.ohloh.net/p/tcp-ip-in-user-space
 http://www.ioremap.net/projects/unetstack
 http://www.joerch.org/tcpip/
 http://citeseerx.ist.psu.edu/viewdoc/summary?doi=10.1.1.167.2757