[one-users] a port named vnet0 already exists

[Jaime Melis]

Hi Christopher,

I reckon that question might be a better fit for the openvswitch mailing
list :-)

Have you tried removing the OVS database entirely and starting again from
scratch?

cheers,
Jaime


On Tue, Jan 8, 2013 at 6:43 PM, christopher barry <cbarry at rjmetrics.com>wrote:

> Thanks for reply.
>
> I've disabled OpenVPN for the moment to try to isolate the issue. I
> manually removed vnet0 from the br0 switch, but still the vm will not
> start. I can start the vm manually from the fe using virt-manager
> though, so I'm not sure if it's a template issue. I'll try some more
> tests and reply with findings.
>
> Also, re: ovs: is there an easy way to 'see' who is using a specific
> switch port?
>
> Thanks,
> -C
>
> On Tue, 2013-01-08 at 10:05 +0100, Blaž Balon wrote:
> > Hi,
> >
> > looks like ovs problem.
> > If you see vnet0 in "ovs-vsctl show" and no one is using it, you should
> > delete it.
> >
> > regards
> > BB
> >
> > On pon 07 jan 2013 19:37:17 CET, christopher barry wrote:
> > > Greetings,
> > >
> > > I have a brand new test setup of ONE compiled from master.
> > >
> > > I'm running OpenVPN on the hypervisors, and ovpn is using tap0
> > > interface, subsequently ovpn is also using vmnet0 as it's ovs switch
> > > port.
> > >
> > > Jan  7 13:27:13 hyper-02 ovs-vsctl: 00001|vsctl|INFO|Called
> > > as /usr/local/bin/ovs-vsctl --timeout=5 -vconsole:warn -- add-port br0
> > > vnet0 -- comment ovs-brcompatd: addif br0 vnet0
> > >
> > > Jan  7 13:27:13 hyper-02 ovs-vsctl: 00002|vsctl|ERR|cannot create a
> port
> > > named vnet0 because a port named vnet0 already exists on bridge br0
> > >
> > >
> > > When I try to instantiate a vm, (immediately after booting the
> > > hypervisor) it gives the messages above in /var/log/messages, and
> fails.
> > >
> > > Am I doing something obviously wrong here?
> > >
> > > Thanks,
> > > -C
> > >
> > > _______________________________________________
> > > Users mailing list
> > > Users at lists.opennebula.org
> > > http://lists.opennebula.org/listinfo.cgi/users-opennebula.org
> > >
>
>
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> Users at lists.opennebula.org
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>



-- 
Jaime Melis
Project Engineer
OpenNebula - The Open Source Toolkit for Cloud Computing
www.OpenNebula.org | jmelis at opennebula.org
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