This bug might be caused by commit https://github.com/openstack/nova/commit/8694c1619d774bb8a6c23ed4c0f33df2084849bc Nova never repopulate instance_info_cache if it is empty.
This bug might be caused by commit https:/ /github. com/openstack/ nova/commit/ 8694c1619d774bb 8a6c23ed4c0f33d f2084849bc
Nova never repopulate instance_info_cache if it is empty.