Hi All, I have installed Openstack Newton using Openstack-Ansible. While creating an instance, it is failing with following error:
*Message**No valid host was found. There are not enough hosts available.* *Code**500**Details**File "/openstack/venvs/nova-14.0.8/lib/python2.7/site-packages/nova/conductor/manager.py", line 496, in build_instances context, request_spec, filter_properties) File "/openstack/venvs/nova-14.0.8/lib/python2.7/site-packages/nova/conductor/manager.py", line 567, in _schedule_instances hosts = self.scheduler_client.select_destinations(context, spec_obj) File "/openstack/venvs/nova-14.0.8/lib/python2.7/site-packages/nova/scheduler/utils.py", line 370, in wrapped return func(*args, **kwargs) File "/openstack/venvs/nova-14.0.8/lib/python2.7/site-packages/nova/scheduler/client/__init__.py", line 51, in select_destinations return self.queryclient.select_destinations(context, spec_obj) File "/openstack/venvs/nova-14.0.8/lib/python2.7/site-packages/nova/scheduler/client/__init__.py", line 37, in __run_method return getattr(self.instance, __name)(*args, **kwargs) File "/openstack/venvs/nova-14.0.8/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 "/openstack/venvs/nova-14.0.8/lib/python2.7/site-packages/nova/scheduler/rpcapi.py", line 126, in select_destinations return cctxt.call(ctxt, 'select_destinations', **msg_args) File "/openstack/venvs/nova-14.0.8/lib/python2.7/site-packages/oslo_messaging/rpc/client.py", line 169, in call retry=self.retry) File "/openstack/venvs/nova-14.0.8/lib/python2.7/site-packages/oslo_messaging/transport.py", line 97, in _send timeout=timeout, retry=retry) File "/openstack/venvs/nova-14.0.8/lib/python2.7/site-packages/oslo_messaging/_drivers/amqpdriver.py", line 464, in send retry=retry) File "/openstack/venvs/nova-14.0.8/lib/python2.7/site-packages/oslo_messaging/_drivers/amqpdriver.py", line 455, in _send raise result* I executed following commands before launching an instance. 1. *openstack image create --disk-format qcow2 --container-format bare --public --file ./cirros-0.3.4-x86_64-disk.img cirros0.3.4-image * 2. *openstack flavor create --public m1.extra_tiny --id auto --ram 2048 --disk 0 --vcpus 1 --rxtx-factor 1 * 3. *openstack network create net1 * 4. *openstack subnet create subnet1 --network net1 --subnet-range 192.168.2.0/24 <http://192.168.2.0/24>* */var/log/nova/nova-compute.log* are showing are something like this: *2017-02-28 23:11:44.610 1142 INFO nova.compute.resource_tracker [req-ad2fc0ae-e98f-45c5-89cc-3211a69a37ec - - - - -] Auditing locally available compute resources for node compute1* *2017-02-28 23:11:44.721 1142 WARNING nova.scheduler.client.report [req-ad2fc0ae-e98f-45c5-89cc-3211a69a37ec - - - - -] No authentication information found for placement API. Placement is optional in Newton, but required in Ocata. Please enable the placement service before upgrading.* *2017-02-28 23:11:44.721 1142 WARNING nova.scheduler.client.report [req-ad2fc0ae-e98f-45c5-89cc-3211a69a37ec - - - - -] Unable to refresh my resource provider record* *2017-02-28 23:11:44.800 1142 INFO nova.compute.resource_tracker [req-ad2fc0ae-e98f-45c5-89cc-3211a69a37ec - - - - -] Total usable vcpus: 8, total allocated vcpus: 0* *2017-02-28 23:11:44.800 1142 INFO nova.compute.resource_tracker [req-ad2fc0ae-e98f-45c5-89cc-3211a69a37ec - - - - -] Final resource view: name=compute1 phys_ram=7877MB used_ram=2048MB phys_disk=908GB used_disk=2GB total_vcpus=8 used_vcpus=0 pci_stats=[]* *2017-02-28 23:11:44.896 1142 WARNING nova.scheduler.client.report [req-ad2fc0ae-e98f-45c5-89cc-3211a69a37ec - - - - -] Unable to refresh my resource provider record* *2017-02-28 23:11:44.896 1142 INFO nova.compute.resource_tracker [req-ad2fc0ae-e98f-45c5-89cc-3211a69a37ec - - - - -] Compute_service record updated for compute1:compute1* *2017-02-28 23:12:30.611 1142 WARNING nova.virt.libvirt.imagecache [req-ad2fc0ae-e98f-45c5-89cc-3211a69a37ec - - - - -] Unknown base file: /var/lib/nova/instances/_base/3451088abe875a7f691a9e229d767aa128dc0da3* *2017-02-28 23:12:30.612 1142 INFO nova.virt.libvirt.imagecache [req-ad2fc0ae-e98f-45c5-89cc-3211a69a37ec - - - - -] Removable base files: /var/lib/nova/instances/_base/3451088abe875a7f691a9e229d767aa128dc0da3* *2017-02-28 23:12:30.612 1142 INFO nova.virt.libvirt.imagecache [req-ad2fc0ae-e98f-45c5-89cc-3211a69a37ec - - - - -] Base or swap file too young to remove: /var/lib/nova/instances/_base/3451088abe875a7f691a9e229d767aa128dc0da3* *2017-02-28 23:12:45.609 1142 INFO nova.compute.resource_tracker [req-ad2fc0ae-e98f-45c5-89cc-3211a69a37ec - - - - -] Auditing locally available compute resources for node compute1* *2017-02-28 23:12:45.750 1142 WARNING nova.scheduler.client.report [req-ad2fc0ae-e98f-45c5-89cc-3211a69a37ec - - - - -] Unable to refresh my resource provider record* *2* *nova service-list* is showing following results: *root@infra1-utility-container-07316276:~# nova service-list* *+----+------------------+------------------------------------------+----------+---------+-------+----------------------------+-----------------+* *| Id | Binary | Host | Zone | Status | State | Updated_at | Disabled Reason |* *+----+------------------+------------------------------------------+----------+---------+-------+----------------------------+-----------------+* *| 1 | nova-scheduler | infra1-nova-scheduler-container-34614124 | internal | enabled | up | 2017-02-28T17:46:43.000000 | - |* *| 4 | nova-conductor | infra1-nova-conductor-container-e7a47165 | internal | enabled | up | 2017-02-28T17:46:41.000000 | - |* *| 8 | nova-cert | infra1-nova-cert-container-5e9b6e14 | internal | enabled | up | 2017-02-28T17:46:39.000000 | - |* *| 9 | nova-consoleauth | infra1-nova-console-container-0f851e59 | internal | enabled | up | 2017-02-28T17:46:42.000000 | - |* *| 10 | nova-compute | compute1 | nova | enabled | up | 2017-02-28T17:46:41.000000 | - |* *+----+------------------+------------------------------------------+----------+---------+-------+----------------------------+-----------------+* Apart from this, computer and controller nodes are able to ping each other. Could you please suggest any pointers to understand and fix the problem. Thanks. Regards, Amit
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