[ovirt-users] R: Re: Network instability after upgrade 3.6.0 -> 3.6.1

[Dan Kenigsberg]

On Wed, Jan 06, 2016 at 08:45:16AM +0200, Dan Kenigsberg wrote:
> On Mon, Jan 04, 2016 at 01:54:37PM +0200, Dan Kenigsberg wrote:
> > On Mon, Jan 04, 2016 at 12:31:38PM +0100, Stefano Danzi wrote:
> > > I did some tests:
> > > 
> > > kernel-3.10.0-327.3.1.el7.x86_64 -> bond mode 4 doesn't work (if I detach
> > > one network cable the network is stable)
> > > kernel-3.10.0-229.20.1.el7.x86_64 -> bond mode 4 works fine
> > 
> > Would you be kind to file a kernel bug in bugzilla.redhat.com?
> > Summarize the information from this thread (e.g. your ifcfgs and in what
> > way does mode 4 doesn't work).
> > 
> > To get the bug solved quickly we'd better find paying RHEL7 customer
> > subscribing to it. But I'll try to push from my direction.
> 
> Stefano has been kind to open
> 
>     Bug 1295423 - Unstable network link using bond mode = 4
>     https://bugzilla.redhat.com/show_bug.cgi?id=1295423
> 
> which we fail to reproduce on our own lab. I'd be pleased if anybody who
> experiences it, and their networking config to the bug (if it is
> different). Can you also lay out your switch's hardware and
> configuration?

Stefano, could you share your /proc/net/bonding/* files with us?
I heard about similar reports were the bond slaves had mismatching
aggregator id. Could it be your case as well?