[openstack-dev] [Nova][libvirt]Could not create tap interface in ovs bridge

Phaneendra Manda mphaneendra at gmail.com
Tue Jul 12 05:36:49 UTC 2016


Hi Arturo,

This is because the OVS we installed have not replaced the existing OVS.
This problem was solved by uninstalling the OVS first and then install the
new OVS version.

-- 
Thanks & regards,
Phaneendra Manda.

On Mon, Jul 11, 2016 at 10:01 PM, amll <arturo.mayoral at cttc.es> wrote:

> Hi,
>
> I think I am having the same problem, did you manage to solve it?
>
> Thanks in advance,
>
> Arturo Mayoral.
>
> El 10/01/16 a las 13:28, manda phaneendra escribió:
>
> Hi,
> When i am spawning a new VM, there is an error in neutron conductor
> "error: Unable to add port tapc3b3f80b-ee to OVS bridge br-int"
>
> When the issue is analyzed further, have seen error in libvirt logs,
> "libvirt:  error : cannot execute binary ovs-vsctl: Permission denied"
> and
>  error : virNetDevOpenvswitchAddPort:155 : internal error: Unable to add
> port tap1ffb7f48-81 to OVS bridge br-int
>
> After installing the OVS patch, ovs-vsctl is installed in /usr/local/bin
>
> Please help me how to solve this problem.
>
> --
> Thanks & regards,
> Phaneendra Manda.
> ph: +91 9972 622 741
> Email:  <mphaneendra at gmail.com>mphaneendra at gmail.com
>
>
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