[lxc-users] Containers have network issues when their host uses a bonded interface

[Andrey Repin]

Greetings, Peter Steele!

>> * Is even LXC not needed to reproduce the issue but just a bridge on a bound and some other devices?
> I have not been able to reproduce the problem except between containers 
> running on different hosts. Behavior is the same for lxc and libvirt-lxc.
>> * Did this issue appear if you use a higher MAC prefix than 64:... for the veths?
> I did try this, using 54:C0:xx:xx:xx:xx for my mac addresses. It did not 
> help.
>> May you dump the arp traffic (maybe together with icmp) on the host? I'm interested in what happens in/around moment the gateway is pinged!
>>
>> On the bridge, did you set forward delay to 0, a low hello intervall (e.g. 1s) and turn on STP?
>>
> I tried stp on and off, as well as setting a delay to 0 and sleep to 1. 
> No luck.

> If I pre-populate everyone's arp tables, this solves the problem, but 
> that's not a practical solution.

So, have you tried getting rid of the bridge in first place?


-- 
With best regards,
Andrey Repin
Friday, September 11, 2015 22:07:57

Sorry for my terrible english...