dpdk Tx falling short

[Stephen Hemminger]

On Sun, 6 Jul 2025 17:44:49 +0000
"Lombardo, Ed" <Ed.Lombardo at netscout.com> wrote:

> Hi Stephen,
> If using dpdk rings comes with this penalty then what should I use, is there an alterative to rings.  We do not want to use shared memory and do buffer copies?

The most efficient way is to use single core run-to-completion and packet spreading with RSS and flows.
See examples and Fd.io VPP for more complex version.