Re: [PATCH v2] net: dsa: Implement flow_dissect callback for tag_dsa.

From: Andrew Lunn
Date: Sat Feb 16 2019 - 10:35:56 EST


On Sat, Feb 16, 2019 at 04:38:25PM +0800, Rundong Ge wrote:
> Hi Andrew
>
> I have tested the L3 forwarding throughput performance of my box (with
> an intel 4-core processor and each coreâs frequency is 2.20GHz).
> In my test scenario, I generated 200 UDP flows (frame size is 64
> bytes) with different src/dst pairs from eth1 to eth0. Eth1 is a slave
> DSA device from mv88e6190x, eth0 is an intel NIC. Then get the max fps
> with no frame losing.
>
> The max fps with RPS working is 400235fps, frames are hashed to four
> coresâ backlog.
> And the max fps without RPS is 199686fps.

Nice numbers, thanks.

Andrew