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Hi Leander,
try to check libvirtd.log files, 
is the instance still running on the first node while you are lauching the migration process ?

Razique
Nuage & Co - Razique Mahroua 
razique.mahroua at gmail.com



Le 9 juil. 2012 à 16:09, Leander Bessa Beernaert a écrit :

> Ok, so i've updated to the test packages from 
> 
> The migration still fails, but i see no errors in the logs. I'm trying to migrate a VM with the m1.tiny flavor from one machine to another. Their hardware are identical and they have more than enough resources to support the m1.tiny flavor:
> 
> cloud35         (total)                         4    3867     186
> cloud35         (used_now)                      0     312       5
> cloud35         (used_max)                      0       0       0
> 
> These are the logs from the origin compute node:  http://paste.openstack.org/show/19319/  and  the destination compute node: http://paste.openstack.org/show/19318/ . The scheduler's log has no visible errors or stack traces.
> 
> I'm still using nfsv4. 
> 
> Any ideas?
> 
> 
> On Fri, Jul 6, 2012 at 7:57 PM, Leander Bessa Beernaert <leanderbb at gmail.com> wrote:
> Thanks for the tip, it's a better than nothing :)
> 
> Regards,
> Leander
> 
> On Fri, Jul 6, 2012 at 6:32 PM, Mandar Vaze / मंदार वझे <mandarvaze at gmail.com> wrote:
> Not sure if you are able to debug this, but a while ago there was a bug where instance.id was passed where instance.uuid was expected. This used to cause some problem.
> It looks like you are using distribution package rather than devstack installation, so it is likely that the issue is now fixed. Can you try latest packages (and/or try devstack if you can)
> 
> I wish I could help more.
> 
> -Mandar
> 
> 
> On Fri, Jul 6, 2012 at 3:26 PM, Leander Bessa Beernaert <leanderbb at gmail.com> wrote:
> Hello,
> 
> I've recently setup a system to test out the live migration feature. So far i've been able to launch the instances with the shared nfs folder. However, when i run the live-migration command i encounter this error in the destination compute node:
> 
> 2012-07-05 09:33:48 ERROR nova.manager [-] Error during ComputeManager.update_available_resource: Domain not found: no domain with matching id 2
> 2012-07-05 09:33:48 TRACE nova.manager Traceback (most recent call last):
> 2012-07-05 09:33:48 TRACE nova.manager   File "/usr/lib/python2.7/dist-packages/nova/manager.py", line 155, in periodic_tasks
> 2012-07-05 09:33:48 TRACE nova.manager     task(self, context)
> 2012-07-05 09:33:48 TRACE nova.manager   File "/usr/lib/python2.7/dist-packages/nova/compute/manager.py", line 2409, in update_available_resource
> 2012-07-05 09:33:48 TRACE nova.manager     self.driver.update_available_resource(context, self.host)
> 2012-07-05 09:33:48 TRACE nova.manager   File "/usr/lib/python2.7/dist-packages/nova/virt/libvirt/connection.py", line 1936, in update_available_resource
> 2012-07-05 09:33:48 TRACE nova.manager     'vcpus_used': self.get_vcpu_used(),
> 2012-07-05 09:33:48 TRACE nova.manager   File "/usr/lib/python2.7/dist-packages/nova/virt/libvirt/connection.py", line 1743, in get_vcpu_used
> 2012-07-05 09:33:48 TRACE nova.manager     dom = self._conn.lookupByID(dom_id)
> 2012-07-05 09:33:48 TRACE nova.manager   File "/usr/lib/python2.7/dist-packages/libvirt.py", line 2363, in lookupByID
> 2012-07-05 09:33:48 TRACE nova.manager     if ret is None:raise libvirtError('virDomainLookupByID() failed', conn=self)
> 2012-07-05 09:33:48 TRACE nova.manager libvirtError: Domain not found: no domain with matching id 2
> 
> Any ideas on how to solve this?
> 
> Regards,
> Leander
> 
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