Re: [PATCH v2 3/6] net: ocelot: pre-compute injection frame header content

Jakub Kicinski
2021-11-15T14:08:11Z

On Mon, 15 Nov 2021 11:13:44 +0100 Clément Léger wrote:
> Test on standard packets with UDP (iperf3 -t 100 -l 1460 -u -b 0 -c *)
> - With pre-computed header: UDP TX: 33Mbit/s
> - Without UDP TX: 31Mbit/s
> -> 6.5% improvement
>
> Test on small packets with UDP (iperf3 -t 100 -l 700 -u -b 0 -c *)
> - With pre-computed header: UDP TX: 15.8Mbit/s
> - Without UDP TX: 16.4Mbit/s
> -> 4.3% improvement

Something's wrong with these numbers or I'm missing context.
You say improvement in both cases yet in the latter case the
new number is lower?