[dpdk-dev] random pkt generator PMD

Bruce Richardson bruce.richardson at intel.com
Wed Jun 15 11:49:22 CEST 2016

On Wed, Jun 15, 2016 at 03:43:56PM +0600, Yerden Zhumabekov wrote:
> Hello everybody,
> DPDK already got a number of PMDs for various eth devices, it even has PMD
> emulations for backends such as pcap, sw rings etc.
> I've been thinking about the idea of having PMD which would generate mbufs
> on the fly in some randomized fashion. This would serve goals like, for
> example:
> 1) running tests for applications with network processing capabilities
> without additional software packet generators;
> 2) making performance measurements with no hw inteference;
> 3) ability to run without root privileges, --no-pci, --no-huge, for CI
> build, so on.
> Maybe there's no such need, and these goals may be achieved by other means
> and this idea is flawed? Any thoughts?

Isn't some of this already covered by the NULL PMD? Perhaps it could be extended
or enhanced to meet some more of your requirements?


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