Comment 1 for bug 1818078

The issue results in:

$ openstack server migrate --wait test Error migrating server: 68476073-1021-41dd-987f-5b735023db0e Error migrating server

And from "openstack server show test":

 fault | {'code': 500, 'created': '2019-02-28T13:33:11Z', 'message': 'ClientConnectionFailed', 'details': ' File "/usr/lib/python3/dist-packages/nova
/compute/manager.py", line 204, in decorated_function\n return function(self, context, *args, **kwargs)\n File "/usr/lib/python3/dist-packages/nova/compute/manager.py", line 462
7, in finish_resize\n self._revert_allocation(context, instance, migration)\n File "/usr/lib/python3/dist-packages/oslo_utils/excutils.py", line 220, in __exit__\n self.force
_reraise()\n File "/usr/lib/python3/dist-packages/oslo_utils/excutils.py", line 196, in force_reraise\n six.reraise(self.type_, self.value, self.tb)\n File "/usr/lib/python3/di
st-packages/six.py", line 693, in reraise\n raise value\n File "/usr/lib/python3/dist-packages/nova/compute/manager.py", line 4624, in finish_resize\n migration)\n File "/usr/lib/python3/dist-packages/nova/compute/manager.py", line 4643, in _finish_resize_helper\n disk_info, image_meta, bdms)\n File "/usr/lib/python3/dist-packages/nova/compute/manager.py", line 4594, in _finish_resize\n old_instance_type)\n File "/usr/lib/python3/dist-packages/oslo_utils/excutils.py", line 220, in __exit__\n self.force_reraise()\n File "/usr/lib/python3/dist-packages/oslo_utils/excutils.py", line 196, in force_reraise\n six.reraise(self.type_, self.value, self.tb)\n File "/usr/lib/python3/dist-packages/six.py", line 693, in reraise\n raise value\n File "/usr/lib/python3/dist-packages/nova/compute/manager.py", line 4589, in _finish_resize\n block_device_info, power_on)\n File "/usr/lib/python3/dist-packages/nova/virt/lxd/driver.py", line 1153, in finish_migration\n self._migrate(migration[\'source_compute\'], instance)\n File "/usr/lib/python3/dist-packages/nova/virt/lxd/driver.py", line 1349, in _migrate\n endpoint=\'https://{}\'.format(source_host), verify=False)\n File "/usr/lib/python3/dist-packages/pylxd/client.py", line 267, in __init__\n raise exceptions.ClientConnectionFailed()\n'}