<div dir="ltr">Yeah, I also saw in docs that <i>update-device </i>is supported since 0.8.0 version, <div>not sure why it didn't work in my setup.</div><div>I installed latest libvirt 1.2.3 and now update-device works just fine and I am able</div>
<div>to move instance tap device from one bridge to another with no downtime and no reboot!</div><div>I'll try to investigate why it didn't work on 0.9.8 and which is the minimal libvirt version for this.</div><div>
<br></div><div>Thanks,</div><div>Oleg</div></div><div class="gmail_extra"><br><br><div class="gmail_quote">On Sat, Apr 26, 2014 at 5:46 AM, Kyle Mestery <span dir="ltr"><<a href="mailto:mestery@noironetworks.com" target="_blank">mestery@noironetworks.com</a>></span> wrote:<br>
<blockquote class="gmail_quote" style="margin:0 0 0 .8ex;border-left:1px #ccc solid;padding-left:1ex">According to this page [1], "update-device" is supported from libvirt<br>
0.8.0 onwards. So in theory, this should be working with your 0.9.8<br>
version you have. If you continue to hit issues here Oleg, I'd suggest<br>
sending an email to the libvirt mailing list with the specifics of the<br>
problem. I've found in the past there are lots of very helpful on that<br>
mailing list.<br>
<br>
Thanks,<br>
Kyle<br>
<br>
[1] <a href="http://libvirt.org/sources/virshcmdref/html-single/#sect-update-device" target="_blank">http://libvirt.org/sources/virshcmdref/html-single/#sect-update-device</a><br>
<div class="HOEnZb"><div class="h5"><br>
On Thu, Apr 24, 2014 at 7:42 AM, Oleg Bondarev <<a href="mailto:obondarev@mirantis.com">obondarev@mirantis.com</a>> wrote:<br>
> So here is the etherpad for the migration discussion:<br>
> <a href="https://etherpad.openstack.org/p/novanet-neutron-migration" target="_blank">https://etherpad.openstack.org/p/novanet-neutron-migration</a><br>
> I've also filed a design session on this:<br>
> <a href="http://summit.openstack.org/cfp/details/374" target="_blank">http://summit.openstack.org/cfp/details/374</a><br>
><br>
> Currently I'm still struggling with instance vNic update, trying to move it<br>
> from one bridge to another.<br>
> Tried the following on ubuntu 12.04 with libvirt 0.9.8:<br>
> <a href="https://access.redhat.com/site/documentation/en-US/Red_Hat_Enterprise_Linux/6/html/Virtualization_Administration_Guide/sect-dynamic-vNIC.html" target="_blank">https://access.redhat.com/site/documentation/en-US/Red_Hat_Enterprise_Linux/6/html/Virtualization_Administration_Guide/sect-dynamic-vNIC.html</a><br>

> virsh update-device shows success but nothing actually changes in the<br>
> instance interface config.<br>
> Going to try this with later libvirt version.<br>
><br>
> Thanks,<br>
> Oleg<br>
><br>
><br>
><br>
> On Wed, Apr 23, 2014 at 3:24 PM, Rossella Sblendido <<a href="mailto:rsblendido@suse.com">rsblendido@suse.com</a>><br>
> wrote:<br>
>><br>
>><br>
>> Very interesting topic!<br>
>> +1 Salvatore<br>
>><br>
>> It would be nice to have an etherpad to share the information and organize<br>
>> a plan. This way it would be easier for interested people  to join.<br>
>><br>
>> Rossella<br>
>><br>
>><br>
>> On 04/23/2014 12:57 AM, Salvatore Orlando wrote:<br>
>><br>
>> It's great to see that there is activity on the launchpad blueprint as<br>
>> well.<br>
>> From what I heard Oleg should have already translated the various<br>
>> discussion into a list of functional requirements (or something like that).<br>
>><br>
>> If that is correct, it might be a good idea to share them with relevant<br>
>> stakeholders (operators and developers), define an actionable plan for Juno,<br>
>> and then distribute tasks.<br>
>> It would be a shame if it turns out several contributors are working on<br>
>> this topic independently.<br>
>><br>
>> Salvatore<br>
>><br>
>><br>
>> On 22 April 2014 16:27, Jesse Pretorius <<a href="mailto:jesse.pretorius@gmail.com">jesse.pretorius@gmail.com</a>> wrote:<br>
>>><br>
>>> On 22 April 2014 14:58, Salvatore Orlando <<a href="mailto:sorlando@nicira.com">sorlando@nicira.com</a>> wrote:<br>
>>>><br>
>>>> From previous requirements discussions,<br>
>>><br>
>>><br>
>>> There's a track record of discussions on the whiteboard here:<br>
>>> <a href="https://blueprints.launchpad.net/neutron/+spec/nova-to-quantum-upgrade" target="_blank">https://blueprints.launchpad.net/neutron/+spec/nova-to-quantum-upgrade</a><br>
>>><br>
>>> _______________________________________________<br>
>>> OpenStack-dev mailing list<br>
>>> <a href="mailto:OpenStack-dev@lists.openstack.org">OpenStack-dev@lists.openstack.org</a><br>
>>> <a href="http://lists.openstack.org/cgi-bin/mailman/listinfo/openstack-dev" target="_blank">http://lists.openstack.org/cgi-bin/mailman/listinfo/openstack-dev</a><br>
>>><br>
>><br>
>><br>
>><br>
>> _______________________________________________<br>
>> OpenStack-dev mailing list<br>
>> <a href="mailto:OpenStack-dev@lists.openstack.org">OpenStack-dev@lists.openstack.org</a><br>
>> <a href="http://lists.openstack.org/cgi-bin/mailman/listinfo/openstack-dev" target="_blank">http://lists.openstack.org/cgi-bin/mailman/listinfo/openstack-dev</a><br>
>><br>
>><br>
>><br>
>> _______________________________________________<br>
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>> <a href="mailto:OpenStack-dev@lists.openstack.org">OpenStack-dev@lists.openstack.org</a><br>
>> <a href="http://lists.openstack.org/cgi-bin/mailman/listinfo/openstack-dev" target="_blank">http://lists.openstack.org/cgi-bin/mailman/listinfo/openstack-dev</a><br>
>><br>
><br>
><br>
> _______________________________________________<br>
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><br>
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</div></div></blockquote></div><br></div>