On Sun, 18 Dec 2022 16:41:13 -0500 fwefew 4t4tg <[email protected]> wrote:
> I am aware of RSS; I coded it and have gotten it to work between machines. > > However, the elapsed time per packet increases from <100ns/packet RSS-OFF > to 700-800ns RSS-ON in my test setup. > > In my scenario I have hardcoded routing between TXQs on client machines and > RXQs on the server machines. Packet direction to queue in HW is done with rte_flow (if your NIC supports it) https://doc.dpdk.org/guides/prog_guide/rte_flow.html RSS should be implemented in hardware. So it shouldn't be causing added latency. What device are you using.
