Re: [nftables 0.9.2 | flow table] check whether it works?

[ѽ҉ᶬḳ℠ <vtol@gmx.net>]

On 22/03/2020 14:18, ѽ҉ᶬḳ℠ wrote:
> How it is possible to check whether flowtable offloading actually works?
>
> Can the populated flowtables somehow be dumped / observed / monitored?
>
> If not mistaken the conntrack table would exhibit the [OFFLOAD] label
> but observing the conntack table it does not show such label.
>
> Reading https://lwn.net/Articles/738214/:
>
>> Patch 5/5 Switches and NICs come with built-in flow table, I've been
>>    observing out of tree patches in OpenWRT/LEDE to integrate this into
>>    Netfilter for a little while. This patch adds the ndo hooks to
>>    populate hardware flow table.
>
> This node running OpenWrt with Marvell Armada 385 88F6820 (that
> supposedly features Accelerated Data Path) with integrated NIC plus an
> onboard Marvell 88E6176 switch, latter driven by DSA, I am wondering
> whether flowtables offloading is even expected to work in such setup?
>

There is no way to see/check whether flowtable offloading actually
works, or how to debug it?