nova-manage db migration online_data_migrations failed during upgrade because nova_api.instance_mappings had entries for VMs that were deleted in nova.instances but not in nova_api.instance_mappings. Adding two more cleanup lines related to the nova_api database.
nova-manage db migration online_data_migrationsfailed during upgrade becausenova_api.instance_mappingshad entries for VMs that were deleted innova.instancesbut not innova_api.instance_mappings. Adding two more cleanup lines related to thenova_apidatabase.