[ovirt-users] Self-hosted engine: Host cannot activate - network issues

[Yedidyah Bar David]

On Tue, Dec 29, 2015 at 9:56 AM, Alan Murrell <lists at murrell.ca> wrote:
> On 28/12/2015 11:29 PM, Yedidyah Bar David wrote:
>>
>> Did you principally do exactly the same thing in 3.5 and 3.6?
>
>
> I did.  I basically followed "Up and Running with oVirt 3.5", except I used
> 3.6 packages.
>
>> In both cases just had a simple network interface (no
>> vlan/bonding/whatever)
>> and input it when asked?
>
>
> Well, I pre-created the 'ovirtmgmt' bridge, as I had to do that under 3.5
> otherwise I ran into problems during setup.  I can't recall offhand what the
> bug was (I posted about it a while back), but perhaps whatever it was has
> been fixed in 3.6, and I shouldn't pre-create the 'ovirtmgmt' bridge?

It should have worked also in 3.5 in principle, not sure about your specific
problems.

In principle pre-creating the bridge should work, but is not commonly tested.

Perhaps you also had issues with NetworkManager?

>
> After I sent my earlier e-mail on this issue, I played around with a couple
> things and actually got it up and working (the interfaces turned green,
> etc.).  As a test, I rebooted the host, but now I can't even ping the host.
> it is at the office, so I won't have physical access to it until I go in in
> a few hours.
>
>> What exact versions (OS and ovirt)?
>
>
> CentOS 7 minimal (after 'yum update', I think it it 7.2?).  oVirt is 3.6.1,
> I believe (whatever version is installed form latest repo packages)
>
> Since I have lost access, I suspect something happened to the 'ovirtmgmt'
> interface.  There is nothing on it that matters, so I may just do a fresh
> install, but without pre-creating the 'ovirtmgmt' bridge and see if the
> setup does it (which I understand itis supposed to?)

It is.

Please open bugs if it does not work.

Thanks and best regards,
-- 
Didi