[ovs-discuss] BUG

jayakeerthi k jayakeerthik82 at gmail.com
Thu Feb 26 07:25:53 UTC 2015


Also edited #virsh net-edit default



On Thu, Feb 26, 2015 at 12:40 PM, jayakeerthi k <jayakeerthik82 at gmail.com>
wrote:

> Hi,
> i tried with virsh but again issue.
>
> perf at shakthi:/etc/libvirt/qemu$ virsh start 1511_secondary
> error: Failed to start domain 1511_secondary
> error: Unable to add bridge 1511 port vnet0: Operation not supported
>
> *domain xml file contents*
>  <interface type='bridge'>
>       <virtualport type='openvswitch'/>
>       <mac address='52:54:00:f1:51:47'/>
>       <source bridge='1511'/>
>       <model type='virtio'/>
>       <address type='pci' domain='0x0000' bus='0x00' slot='0x00'
> function='0x0'/>
>     </interface>
>
> output of ovs-vsctl show
> 54ee0814-7243-42df-8a04-17b028f07f99
>     Bridge "1511"
>         Port "1511pr"
>             Interface "1511pr"
>                 type: internal
>         Port "1511"
>             Interface "1511"
>                 type: internal
>         Port "em2"
>             Interface "em2"
>     l
>     ovs_version: "2.0.2"
>
>
> thax,
> jayakeerthi
>
> On Thu, Feb 26, 2015 at 12:15 PM, Scott Lowe <scott.lowe at scottlowe.org>
> wrote:
>
>> Please see my responses inline, prefixed by [SL].
>>
>> jayakeerthi k <jayakeerthik82 at gmail.com> wrote:
>>
>> > Hi,
>> > i couldn't able to resolve the issue with above steps.i got the
>> following error in virt-manager.
>> >
>> > Error starting domain: Unable to add bridge 1511 port vnet0: Operation
>> not supported
>> >
>> > Traceback (most recent call last):
>> >   File "/usr/share/virt-manager/virtManager/asyncjob.py", line 96, in
>> cb_wrapper
>> >     callback(asyncjob, *args, **kwargs)
>> >   File "/usr/share/virt-manager/virtManager/asyncjob.py", line 117, in
>> tmpcb
>> >     callback(*args, **kwargs)
>> >   File "/usr/share/virt-manager/virtManager/domain.py", line 1162, in
>> startup
>> >     self._backend.create()
>> >   File "/usr/lib/python2.7/dist-packages/libvirt.py", line 866, in
>> create
>> >     if ret == -1: raise libvirtError ('virDomainCreate() failed',
>> dom=self)
>> > libvirtError: Unable to add bridge 1511 port vnet0: Operation not
>> supported
>>
>>
>> [SL] Jayakeerthi, does an OVS bridge named "1511" exist? If not, then
>> you'll
>> see an error.
>>
>> Did you edit the libvirt domain XML to be sure to tell libvirt that you're
>> using OVS? If not, then you'll see an error.
>>
>> It's entirely possible (I don't use virt-manager, so I don't know for
>> certain) that this is a virt-manager issue. Have you tried using virsh
>> instead of virt-manager?
>>
>>
>> > Thanking you,
>> > jayakeerthi k
>> >
>> >
>> > On Mon, Feb 23, 2015 at 10:53 PM, Scott Lowe <scott.lowe at scottlowe.org>
>> wrote:
>> > Please see my responses inline, prefixed by [SL].
>> >
>> > jayakeerthi k <jayakeerthik82 at gmail.com> wrote:
>> >
>> > > sorry for the delay,
>> > > libvirt version is 1.2.2
>> > > ovs_version: "2.0.2"
>> > > i'm installing it through Virt-manager.
>> > > xml file is
>> > >
>> > > <snip>
>> > >
>> > >     <interface type='bridge'>
>> > >       <mac address='52:54:00:f1:51:47'/>
>> > >       <source bridge='1511'/>
>> > >       <model type='virtio'/>
>> > >       <address type='pci' domain='0x0000' bus='0x00' slot='0x03'
>> function='0x0'/>
>> > >     </interface>
>> >
>> >
>> > [SL] This section is the issue. The guest domain (VM) is set to use a
>> bridge ("1511"?), but you haven't specified "virtualport type=openvswitch",
>> so Libvirt isn't able to properly communicate with OVS.
>> >
>> > If you look at the example XML that I supplied here:
>> >
>> > <
>> http://blog.scottlowe.org/2012/11/12/libvirt-ovs-integration-revisited/>
>> >
>> > then you can see a snippet of network XML configuration that *will*
>> work with OVS. This should get you started down the right path.
>> >
>> > Good luck!
>> >
>> > > On Thu, Feb 19, 2015 at 10:47 PM, Scott Lowe <
>> scott.lowe at scottlowe.org> wrote:
>> > > Please see my responses inline, prefixed by [SL].
>> > >
>> > > jayakeerthi k <jayakeerthik82 at gmail.com> wrote:
>> > >
>> > > > OK..
>> > > >
>> > > > when i try to create vm i'm gettting error unable to add vnet0 port
>> on the
>> > > > bridge br3.
>> > >
>> > > [SL] Jayakeerthi, can you share the following information to help us
>> help
>> > > you?
>> > >
>> > > - The network portion of the domain XML configuration for your VM
>> (obtained
>> > > via 'virsh dumpxml <vm-name>'
>> > >
>> > > - The versions of OVS and libvirt installed on your system
>> > >
>> > > - The command(s) you are using to create and/or start the VM
>> > >
>> > > Feel free to use a service like pastebin.com to share the domain XML
>> > > configuration, if you'd like.
>> > >
>> > > Thanks!
>> > >
>> > > >> On Thu, Feb 19, 2015 at 10:01 AM, Ben Pfaff <blp at nicira.com>
>> wrote:
>> > > >>
>> > > >> I don't think you can. KVM creates the port, OVS only handles
>> switching.
>> > > >>
>> > > >>> On Thu, Feb 19, 2015 at 09:08:49AM +0530, jayakeerthi k wrote:
>> > > >>>
>> > > >>> how to create port's in openvswitch that can be assigned to vm
>> created
>> > > >>> with KVM?
>>
>>
>> --
>> Scott
>>
>>
>
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