Re: Chelsio NIC with RSS - Traffic distribution to different Queues

Reply: Josef.Zahner1_a_swisscom.com: "Re: Chelsio NIC with RSS - Traffic distribution to different Queues"
In reply to: Josef.Zahner1_a_swisscom.com: "Chelsio NIC with RSS - Traffic distribution to different Queues"
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From: Navdeep Parhar <np_at_freebsd.org>
Date: Tue, 27 Jun 2023 07:04:57 UTC

On Mon, Jun 26, 2023 at 5:58 AM <Josef.Zahner1@swisscom.com> wrote:
>
> Hi guys
>
>
>
> I’m trying to do something similar like in the question here (https://lists.freebsd.org/pipermail/freebsd-net/2017-March/047378.html). We have Chelsio NICs (T580-LP-CR).
>
>
>
> Our goal is the following:
>
> RSS Queue 0 -> only control plane traffic, eg. CARP (IP Protocol 112 – Multicast), ICMP, LACP,…
> RSS Queue 1-7 -> no change, process everything (probably except protocols already processed in Queue-0)
>
>
>
> Any hints how we can achieve something like this with cxgbetool?
>

There is a knob (hw.cxgbe.rsrv_noflowq) that does something similar but in the
Tx direction only.  Will you be able to test a patch that does it for
the Rx side too?

Regards,
Navdeep

>
> Cheers Josef