(nova-testing) root@openstack1:/# nova-manage cell_v2 discover_hosts --verbose
Found 3 cell mappings.
Skipping cell0 since it does not contain hosts.
Getting compute nodes from cell 'cell1': 16443e92-e33b-487e-8069-7c80e5bdbc33
Found 1 computes in cell: 16443e92-e33b-487e-8069-7c80e5bdbc33
Checking host mapping for compute host 'ocata-nova1': 6e6d71ab-0b18-416d-8a3a-ce713ac59637
Getting compute nodes from cell: 9461149a-52a9-495d-8021-d2cda1645d28
Found 1 computes in cell: 9461149a-52a9-495d-8021-d2cda1645d28
Checking host mapping for compute host 'ocata-nova1': 6e6d71ab-0b18-416d-8a3a-ce713ac59637