Comment 1 for bug 1602057

I confirm this case
2016-07-12 12:34:33.724 3955 INFO nova.compute.resource_tracker [req-11cba8bf-6613-4d41-8e1d-8bf310942ced - - - - -] Auditing locally available compute resources for node node1.parking.cloud
2016-07-12 12:34:33.807 3955 ERROR nova.compute.manager [req-11cba8bf-6613-4d41-8e1d-8bf310942ced - - - - -] Error updating resources for node node1.parking.cloud.
2016-07-12 12:34:33.807 3955 ERROR nova.compute.manager Traceback (most recent call last):
2016-07-12 12:34:33.807 3955 ERROR nova.compute.manager File "/usr/lib/python2.7/dist-packages/nova/compute/manager.py", line 6452, in update_available_resource
2016-07-12 12:34:33.807 3955 ERROR nova.compute.manager rt.update_available_resource(context)
2016-07-12 12:34:33.807 3955 ERROR nova.compute.manager File "/usr/lib/python2.7/dist-packages/nova/compute/resource_tracker.py", line 500, in update_available_resource
2016-07-12 12:34:33.807 3955 ERROR nova.compute.manager resources = self.driver.get_available_resource(self.nodename)
2016-07-12 12:34:33.807 3955 ERROR nova.compute.manager File "/usr/lib/python2.7/dist-packages/nova/virt/libvirt/driver.py", line 5376, in get_available_resource
2016-07-12 12:34:33.807 3955 ERROR nova.compute.manager disk_over_committed = self._get_disk_over_committed_size_total()
2016-07-12 12:34:33.807 3955 ERROR nova.compute.manager File "/usr/lib/python2.7/dist-packages/nova/virt/libvirt/driver.py", line 7054, in _get_disk_over_committed_size_total
2016-07-12 12:34:33.807 3955 ERROR nova.compute.manager local_instances[guest.uuid], bdms[guest.uuid])
2016-07-12 12:34:33.807 3955 ERROR nova.compute.manager KeyError: 'c2d1e02b-2e71-44c9-8d6b-4adb6be0a34f'