Erro de implementação overcloud

Question

Aqui eu executei o overcloud no undercloud.

(undercloud) [stack@undercloud ~]$ openstack overcloud deploy --control-scale 1 --compute-scale 1 --templates --libvirt-type qemu --ceph-storage-scale 1 -e /usr/share/openstack-tripleo-heat-templates/environments/storage-environment.yaml

Iniciou o Mistral Workflow tripleo.validations.v1.check_pre_deployment_validations. ID da Execução: bdfef480-5616-41db-b05f-22218f5c2f8f
Esperando por mensagens na fila '4b17f719-eac4-4e59-a465-e4e461267564' sem tempo limite.

{
    u 'errors': [u 'Not enough baremetal nodes - available: 2, requested: 3'], u 'result': {
        u 'enough_nodes': False,
        u 'statistics': {
        u 'count': 2,
        u 'vcpus_used': 0,
        u 'local_gb_used': 0,
        u 'manager': {
            u 'api': {
                u 'server_groups': None,
                u 'keypairs': None,
                u 'servers': None,
                u 'server_external_events': None,
                u 'server_migrations': None,
                u 'agents': None,
                u 'instance_action': None,
                u 'glance': None,
                u 'hypervisor_stats': None,
                u 'virtual_interfaces': None,
                u 'flavors': None,
                u 'availability_zones': None,
                u 'user_id': None,
                u 'cloudpipe': None,
                u 'os_cache': False,
                u 'quotas': None,
                u 'migrations': None,
                u 'usage': None,
                u 'logger': None,
                u 'project_id': None,
                u 'neutron': None,
                u 'quota_classes': None,
                u 'project_name': None,
                u 'aggregates': None,
                u 'flavor_access': None,
                u 'services': None,
                u 'list_extensions': None,
                u 'limits': None,
                u 'hypervisors': None,
                u 'cells': None,
                u 'versions': None,
                u 'client': None,
                u 'hosts': None,
                u 'volumes': None,
                u 'assisted_volume_snapshots': None,
                u 'certs': None
            }
        },
        u 'x_openstack_request_ids': [u 'req-52c17ffa-e4d8-496d-8ccb-eac7e4e93ced'],
        u 'memory_mb': 16384,
        u 'current_workload': 0,
        u 'vcpus': 4,
        u 'running_vms': 0,
        u 'free_disk_gb': 100,
        u 'disk_available_least': 100,
        u '_info': {
            u 'count': 2,
            u 'vcpus_used': 0,
            u 'local_gb_used': 0,
            u 'memory_mb': 16384,
            u 'current_workload': 0,
            u 'vcpus': 4,
            u 'running_vms': 0,
            u 'free_disk_gb': 100,
            u 'disk_available_least': 100,
            u 'local_gb': 100,
            u 'free_ram_mb': 16384,
            u 'memory_mb_used': 0
        },
        u 'local_gb': 100,
        u 'free_ram_mb': 16384,
        u 'memory_mb_used': 0,
        u '_loaded': True
    },
    u 'requested_count': 3,
    u 'available_count': 2
}, u 'warnings': []
}
ERRORS
    [u 'Not enough baremetal nodes - available: 2, requested: 3', u 'Not enough baremetal nodes - available: 2, requested: 3']
    Configuration has 2 errors, fix them before proceeding. Ignoring these errors is likely to lead to a failed deploy.

(undercloud) [stack@undercloud ~]$ 

Como resolver esse problema?