[ovs-discuss] ovs-bonded igb nics flopping

[Ben Pfaff]

That does seem likely to me, but if you discover any evidence that
points to OVS, please do come back and talk to us again.

On Thu, Jan 12, 2017 at 10:40:07AM +0000, Matias Vara wrote:
> Thank you Ben, so the problem could in the driver or in the kernel.
> 
> 2017-01-11 17:37 GMT+00:00 Ben Pfaff <blp at ovn.org>:
> 
> > On Wed, Jan 11, 2017 at 01:15:10PM +0000, Matias Vara wrote:
> > > Hi everyone and sorry for the multiple emails, we are facing a flopping
> > of
> > > igb (5.3.4.4) nics which are bonded by using openvswitch. I am in
> > XenServer
> > > which is based on CentOS. I am not sure if the problem is the driver or
> > > openvswitch. We have six nics that are bonded into two groups of three.
> > The
> > > issue appers after some time that the nics are bonded. The *kern.log*
> > shows
> > > (part of):
> >
> > OVS just sends and receives packets on interfaces.  It's hard to imagine
> > how it would cause a link to flap at the driver level.
> >