Comment 6 for bug 1446082

nova-manage db migrate_flavor_data 50
No handlers could be found for logger "oslo_config.cfg"
%(total)i instances matched query, %(done)i completed {'total': 1, 'done': 1}

Restart nova-compute on compute node and same error:
 File "/usr/lib/python2.7/dist-packages/nova/objects/instance.py", line 501, in _from_db_object
2015-05-13 11:24:27.109 14189 TRACE nova.openstack.common.threadgroup db_inst.get('extra').get('numa_topology'))