Thanks for you suggestions.

Yes, I'm running LACP inside VM as well - it's systemd-networkd controlled,
and works well with real HW and a LACP capable switch.

I'll check it again anyways, probably I'll try to sniff LACP traffic on
interfaces.

Thank you.




вт, 10 сент. 2024 г. в 14:20, Eelco Chaudron <echau...@redhat.com>:

>
>
> On 10 Sep 2024, at 13:07, John Depp via discuss wrote:
>
> > Hi!
> >
> > I'm using OVS in virtual environment for testing purposes.
> > Sometimes I'd like to test different network configurations, including
> LACP
> >
> > So, I'd like to have LACP bonded interfaces in my VM, backed by LACP on
> > OVS, not using any hardware switch
>
> Both sides of the link need to run LACP. So how is your VM configured to
> support LACP?
>
> If you are running linux on the VM you need to do something like this:
>
> # modprobe bonding miimon=100 mode=4 lacp_rate=1
> # ip link add name bond10 type bond
> # ifenslave bond10 p1p1 p1p2
> # ip link set dev bond10 up
> # ifenslave bond10 p1p1 p1p2
>
> And then you can do “cat /proc/net/bonding/bond10” to see the status.
> Same on the OVS side, you can do “ovs-appctl bond/show <bond_name>” and
> “ovs-appctl lacp/show <bond name>”.
>
> > I've tried bonding virtual ports on OVS side like
> >
> > ovs-vsctl add-bond vmbr0 lacptest tap133561i1 tap133561i2
> >
> > but LACP never goes up
> >
> > Moving virtual interfaces to intermediate OVS bridges and then bonding
> > these bridges does not work also - it seems OVS can't nest bridges.
> >
> > Are there any way to make hardware-independed LACP with OVS?
> > _______________________________________________
> > discuss mailing list
> > disc...@openvswitch.org
> > https://mail.openvswitch.org/mailman/listinfo/ovs-discuss
>
>
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