| 16 | nova-compute     | compute1   | nova     | enabled  | up    | 2018-01-07T16:00:46.000000 |

| 17 | nova-compute     | compute2   | nova     | disabled | up    | 2018-01-07T16:00:44.000000 |

>     Message No valid host was found. There are not enough hosts available. Code 500 Details File
> "/usr/lib/python2.7/site-packages/nova/conductor/manager.py", line
> 872, in schedule_and_build_instances
> request_specs[0].to_legacy_filter_properties_dict()) File
> "/usr/lib/python2.7/site-packages/nova/conductor/manager.py", line
> 599, in _schedule_instances hosts =
> self.scheduler_client.select_destinations(context, spec_obj) File
> "/usr/lib/python2.7/site-packages/nova/scheduler/utils.py", line 371,
> in wrapped return func(*args, **kwargs) File
> "/usr/lib/python2.7/site-packages/nova/scheduler/client/__init__.py",
> line 51, in select_destinations return
> self.queryclient.select_destinations(context, spec_obj) File
> "/usr/lib/python2.7/site-packages/nova/scheduler/client/__init__.py",
> line 37, in __run_method return getattr(self.instance, __name)(*args,
> **kwargs) File "/usr/lib/python2.7/site-packages/nova/scheduler/client/query.py",
> line 32, in select_destinations return
> self.scheduler_rpcapi.select_destinations(context, spec_obj) File
> "/usr/lib/python2.7/site-packages/nova/scheduler/rpcapi.py", line 129,
> in select_destinations return cctxt.call(ctxt, 'select_destinations',
> **msg_args) File "/usr/lib/python2.7/site-packages/oslo_messaging/rpc/client.py", line
> 169, in call retry=self.retry) File
> "/usr/lib/python2.7/site-packages/oslo_messaging/transport.py", line
> 97, in _send timeout=timeout, retry=retry) File
> "/usr/lib/python2.7/site-packages/oslo_messaging/_drivers/amqpdriver.py",
> line 578, in send retry=retry) File
> "/usr/lib/python2.7/site-packages/oslo_messaging/_drivers/amqpdriver.py",
> line 569, in _send raise result Created 7 Jan 2018, 4:08 p.m.

Found 3 cell mappings.
Skipping cell0 since it does not contain hosts.
Getting compute nodes from cell 'cell1': 153bbdad-f5c9-4926-b185-87b5bf4fe528
Found 2 computes in cell: 153bbdad-f5c9-4926-b185-87b5bf4fe528
Checking host mapping for compute host 'compute1': e6ecc5ea-83d9-460a-9428-5475397ffd02
Checking host mapping for compute host 'compute2': 360cd0e9-b1df-45c0-a1c2-35a5c97e1a4e
Getting compute nodes from cell 'cell1': b7087423-8df3-4302-b6f0-e6f5b192e49a
Found 2 computes in cell: b7087423-8df3-4302-b6f0-e6f5b192e49a
Checking host mapping for compute host 'compute1': e6ecc5ea-83d9-460a-9428-5475397ffd02
Checking host mapping for compute host 'compute2': 360cd0e9-b1df-45c0-a1c2-35a5c97e1a4e

+-------+--------------------------------------+
|  Name |                 UUID                 |
+-------+--------------------------------------+
| cell0 | 00000000-0000-0000-0000-000000000000 |
| cell1 | 153bbdad-f5c9-4926-b185-87b5bf4fe528 |
| cell1 | b7087423-8df3-4302-b6f0-e6f5b192e49a |
+-------+--------------------------------------+