On Tue, 13 Apr 2021 02:27:30 +0200 Marek Behun <marek.be...@nic.cz> wrote:
> On Tue, 13 Apr 2021 01:54:50 +0200 > Marek Behun <marek.be...@nic.cz> wrote: > > > I will look into this, maybe ask some follow-up questions. > > Tobias, > > it seems that currently the LAGs in mv88e6xxx driver do not use the > HashTrunk feature (which can be enabled via bit 11 of the > MV88E6XXX_G2_TRUNK_MAPPING register). > > If we used this feature and if we knew what hash function it uses, we > could write a userspace tool that could recompute new MAC > addresses for the CPU ports in order to avoid the problem I explained > previously... > > Or the tool can simply inject frames into the switch and try different > MAC addresses for the CPU ports until desired load-balancing is reached. > > What do you think? > > Marek Although changing MAC addresses of the CPU ports each time some new device comes into the network doesn't seem like a good idea, now that I think about it. Hmm.
