+ exec nova-conductor --config-file /etc/nova/nova.conf
/var/lib/openstack/lib/python3.12/site-packages/nova/monkey_patch.py:39: EventletDeprecationWarning: 
Eventlet is deprecated. It is currently being maintained in bugfix mode, and
we strongly recommend against using it for new projects.

If you are already using Eventlet, we recommend migrating to a different
framework.  For more detail see
https://eventlet.readthedocs.io/en/latest/asyncio/migration.html

  import eventlet
2026-09-20 08:00:41.890 1 INFO nova.utils [None req-270149c9-a927-40af-a720-c09aca0775ca - - - - - -] The cell worker thread pool MainProcess.cell_worker is initialized
2026-09-20 08:00:42.030 1 INFO nova.utils [None req-270149c9-a927-40af-a720-c09aca0775ca - - - - - -] The cell worker thread pool MainProcess.cell_worker is shutting down
2026-09-20 08:00:42.031 1 INFO nova.utils [None req-270149c9-a927-40af-a720-c09aca0775ca - - - - - -] The cell worker thread pool MainProcess.cell_worker is closed
2026-09-20 08:00:42.031 1 INFO oslo_service.backend._eventlet.service [None req-270149c9-a927-40af-a720-c09aca0775ca - - - - - -] Starting 2 workers
2026-09-20 08:00:42.038 7 INFO nova.service [-] Starting conductor node (version 33.0.2)
2026-09-20 08:00:42.038 8 INFO nova.service [-] Starting conductor node (version 33.0.2)
2026-09-20 08:00:42.040 1 WARNING oslo_config.cfg [None req-270149c9-a927-40af-a720-c09aca0775ca - - - - - -] Deprecated: Option "api_servers" from group "glance" is deprecated for removal (
Support for image service configuration via standard keystoneauth1 Adapter
options was added in the 17.0.0 Queens release. The api_servers option was
retained temporarily to allow consumers time to cut over to a real load
balancing solution.
).  Its value may be silently ignored in the future.
2026-09-20 08:41:36.198 7 INFO nova.utils [None req-37ad548c-1263-4733-a293-b83ca11080b3 678044dfd84a41d19d590433da92178e bca34f3cd10c4eed8ccaa0d41da72ddb - - default default] The cell worker thread pool MainProcess.cell_worker is initialized
2026-09-20 08:41:36.270 7 WARNING oslo_config.cfg [None req-37ad548c-1263-4733-a293-b83ca11080b3 678044dfd84a41d19d590433da92178e bca34f3cd10c4eed8ccaa0d41da72ddb - - default default] Deprecated: Option "api_servers" from group "glance" is deprecated for removal (
Support for image service configuration via standard keystoneauth1 Adapter
options was added in the 17.0.0 Queens release. The api_servers option was
retained temporarily to allow consumers time to cut over to a real load
balancing solution.
).  Its value may be silently ignored in the future.
2026-09-20 08:41:36.330 7 INFO nova.compute.rpcapi [None req-00bcea8e-ae20-446a-9ec3-753488979ea3 - - - - - -] Automatically selected compute RPC version 6.5 from minimum service version 72
2026-09-20 08:41:36.523 8 WARNING oslo_config.cfg [None req-37ad548c-1263-4733-a293-b83ca11080b3 678044dfd84a41d19d590433da92178e bca34f3cd10c4eed8ccaa0d41da72ddb - - default default] Deprecated: Option "api_servers" from group "glance" is deprecated for removal (
Support for image service configuration via standard keystoneauth1 Adapter
options was added in the 17.0.0 Queens release. The api_servers option was
retained temporarily to allow consumers time to cut over to a real load
balancing solution.
).  Its value may be silently ignored in the future.
2026-09-20 08:41:41.725 8 INFO nova.utils [None req-40c1d855-998c-4d85-9f1e-5306caa97108 98f7cae518c44e2f85e330a3070ac2c8 89404335b68c401e86f5f374b7014313 - - default default] The cell worker thread pool MainProcess.cell_worker is initialized
2026-09-20 08:41:41.864 8 INFO nova.compute.rpcapi [None req-db98ec07-b9b5-421f-8759-ccda0cb963bf - - - - - -] Automatically selected compute RPC version 6.5 from minimum service version 72
2026-09-20 08:41:43.237 7 ERROR nova.scheduler.utils [None req-37ad548c-1263-4733-a293-b83ca11080b3 678044dfd84a41d19d590433da92178e bca34f3cd10c4eed8ccaa0d41da72ddb - - default default] [instance: 2e654b73-f573-4022-ad17-3d3aee2d7edf] Error from last host: instance (node instance): ['Traceback (most recent call last):\n', '  File "/var/lib/openstack/lib/python3.12/site-packages/os_vif/__init__.py", line 84, in plug\n    plugin = _EXT_MANAGER[plugin_name].obj\n             ~~~~~~~~~~~~^^^^^^^^^^^^^\n', '  File "/var/lib/openstack/lib/python3.12/site-packages/stevedore/extension.py", line 450, in __getitem__\n    return self._extensions_by_name[name]\n           ~~~~~~~~~~~~~~~~~~~~~~~~^^^^^^\n', "KeyError: 'ovs'\n", '\nDuring handling of the above exception, another exception occurred:\n\n', 'Traceback (most recent call last):\n', '  File "/var/lib/openstack/lib/python3.12/site-packages/nova/virt/libvirt/vif.py", line 752, in _plug_os_vif\n    os_vif.plug(vif, instance_info)\n', '  File "/var/lib/openstack/lib/python3.12/site-packages/os_vif/__init__.py", line 86, in plug\n    raise os_vif.exception.NoMatchingPlugin(plugin_name=plugin_name)\n', 'os_vif.exception.NoMatchingPlugin: No VIF plugin was found with the name ovs\n', '\nDuring handling of the above exception, another exception occurred:\n\n', 'Traceback (most recent call last):\n', '  File "/var/lib/openstack/lib/python3.12/site-packages/nova/compute/manager.py", line 2821, in _build_and_run_instance\n    self.driver.spawn(context, instance, image_meta,\n', '  File "/var/lib/openstack/lib/python3.12/site-packages/nova/virt/libvirt/driver.py", line 4887, in spawn\n    self._create_guest_with_network(\n', '  File "/var/lib/openstack/lib/python3.12/site-packages/nova/virt/libvirt/driver.py", line 8447, in _create_guest_with_network\n    with excutils.save_and_reraise_exception():\n', '  File "/var/lib/openstack/lib/python3.12/site-packages/oslo_utils/excutils.py", line 266, in __exit__\n    self.force_reraise()\n', '  File "/var/lib/openstack/lib/python3.12/site-packages/oslo_utils/excutils.py", line 232, in force_reraise\n    raise self.value\n', '  File "/var/lib/openstack/lib/python3.12/site-packages/nova/virt/libvirt/driver.py", line 8421, in _create_guest_with_network\n    self.plug_vifs(instance, network_info)\n', '  File "/var/lib/openstack/lib/python3.12/site-packages/nova/virt/libvirt/driver.py", line 1522, in plug_vifs\n    self.vif_driver.plug(instance, vif)\n', '  File "/var/lib/openstack/lib/python3.12/site-packages/nova/virt/libvirt/vif.py", line 776, in plug\n    self._plug_os_vif(instance, vif_obj)\n', '  File "/var/lib/openstack/lib/python3.12/site-packages/nova/virt/libvirt/vif.py", line 756, in _plug_os_vif\n    raise exception.InternalError(msg)\n', 'nova.exception.InternalError: Failure running os_vif plugin plug method: No VIF plugin was found with the name ovs\n', '\nDuring handling of the above exception, another exception occurred:\n\n', 'Traceback (most recent call last):\n', '  File "/var/lib/openstack/lib/python3.12/site-packages/nova/compute/manager.py", line 2636, in _do_build_and_run_instance\n    self._build_and_run_instance(context, instance, image,\n', '  File "/var/lib/openstack/lib/python3.12/site-packages/nova/compute/manager.py", line 2929, in _build_and_run_instance\n    raise exception.RescheduledException(\n', 'nova.exception.RescheduledException: Build of instance 2e654b73-f573-4022-ad17-3d3aee2d7edf was re-scheduled: Failure running os_vif plugin plug method: No VIF plugin was found with the name ovs\n']
2026-09-20 08:41:43.239 7 WARNING nova.scheduler.utils [None req-37ad548c-1263-4733-a293-b83ca11080b3 678044dfd84a41d19d590433da92178e bca34f3cd10c4eed8ccaa0d41da72ddb - - default default] Failed to compute_task_build_instances: Exceeded maximum number of retries. Exhausted all hosts available for retrying build failures for instance 2e654b73-f573-4022-ad17-3d3aee2d7edf.: nova.exception.MaxRetriesExceeded: Exceeded maximum number of retries. Exhausted all hosts available for retrying build failures for instance 2e654b73-f573-4022-ad17-3d3aee2d7edf.
2026-09-20 08:41:43.239 7 WARNING nova.scheduler.utils [None req-37ad548c-1263-4733-a293-b83ca11080b3 678044dfd84a41d19d590433da92178e bca34f3cd10c4eed8ccaa0d41da72ddb - - default default] [instance: 2e654b73-f573-4022-ad17-3d3aee2d7edf] Setting instance to ERROR state.: nova.exception.MaxRetriesExceeded: Exceeded maximum number of retries. Exhausted all hosts available for retrying build failures for instance 2e654b73-f573-4022-ad17-3d3aee2d7edf.
2026-09-20 08:41:43.359 7 WARNING neutronclient.v2_0.client [None req-37ad548c-1263-4733-a293-b83ca11080b3 678044dfd84a41d19d590433da92178e bca34f3cd10c4eed8ccaa0d41da72ddb - - default default] The python binding code in neutronclient is deprecated in favor of OpenstackSDK, please use that as this will be removed in a future release.: nova.exception.MaxRetriesExceeded: Exceeded maximum number of retries. Exhausted all hosts available for retrying build failures for instance 2e654b73-f573-4022-ad17-3d3aee2d7edf.
2026-09-20 08:41:44.430 7 WARNING neutronclient.v2_0.client [None req-37ad548c-1263-4733-a293-b83ca11080b3 678044dfd84a41d19d590433da92178e bca34f3cd10c4eed8ccaa0d41da72ddb - - default default] The python binding code in neutronclient is deprecated in favor of OpenstackSDK, please use that as this will be removed in a future release.: nova.exception.MaxRetriesExceeded: Exceeded maximum number of retries. Exhausted all hosts available for retrying build failures for instance 2e654b73-f573-4022-ad17-3d3aee2d7edf.
2026-09-20 08:41:52.835 7 ERROR nova.scheduler.utils [None req-40c1d855-998c-4d85-9f1e-5306caa97108 98f7cae518c44e2f85e330a3070ac2c8 89404335b68c401e86f5f374b7014313 - - default default] [instance: 52b7ae5d-ddce-4445-b38c-c9ac8ed6cd5d] Error from last host: instance (node instance): ['Traceback (most recent call last):\n', '  File "/var/lib/openstack/lib/python3.12/site-packages/os_vif/__init__.py", line 84, in plug\n    plugin = _EXT_MANAGER[plugin_name].obj\n             ~~~~~~~~~~~~^^^^^^^^^^^^^\n', '  File "/var/lib/openstack/lib/python3.12/site-packages/stevedore/extension.py", line 450, in __getitem__\n    return self._extensions_by_name[name]\n           ~~~~~~~~~~~~~~~~~~~~~~~~^^^^^^\n', "KeyError: 'ovs'\n", '\nDuring handling of the above exception, another exception occurred:\n\n', 'Traceback (most recent call last):\n', '  File "/var/lib/openstack/lib/python3.12/site-packages/nova/virt/libvirt/vif.py", line 752, in _plug_os_vif\n    os_vif.plug(vif, instance_info)\n', '  File "/var/lib/openstack/lib/python3.12/site-packages/os_vif/__init__.py", line 86, in plug\n    raise os_vif.exception.NoMatchingPlugin(plugin_name=plugin_name)\n', 'os_vif.exception.NoMatchingPlugin: No VIF plugin was found with the name ovs\n', '\nDuring handling of the above exception, another exception occurred:\n\n', 'Traceback (most recent call last):\n', '  File "/var/lib/openstack/lib/python3.12/site-packages/nova/compute/manager.py", line 2821, in _build_and_run_instance\n    self.driver.spawn(context, instance, image_meta,\n', '  File "/var/lib/openstack/lib/python3.12/site-packages/nova/virt/libvirt/driver.py", line 4887, in spawn\n    self._create_guest_with_network(\n', '  File "/var/lib/openstack/lib/python3.12/site-packages/nova/virt/libvirt/driver.py", line 8447, in _create_guest_with_network\n    with excutils.save_and_reraise_exception():\n', '  File "/var/lib/openstack/lib/python3.12/site-packages/oslo_utils/excutils.py", line 266, in __exit__\n    self.force_reraise()\n', '  File "/var/lib/openstack/lib/python3.12/site-packages/oslo_utils/excutils.py", line 232, in force_reraise\n    raise self.value\n', '  File "/var/lib/openstack/lib/python3.12/site-packages/nova/virt/libvirt/driver.py", line 8421, in _create_guest_with_network\n    self.plug_vifs(instance, network_info)\n', '  File "/var/lib/openstack/lib/python3.12/site-packages/nova/virt/libvirt/driver.py", line 1522, in plug_vifs\n    self.vif_driver.plug(instance, vif)\n', '  File "/var/lib/openstack/lib/python3.12/site-packages/nova/virt/libvirt/vif.py", line 776, in plug\n    self._plug_os_vif(instance, vif_obj)\n', '  File "/var/lib/openstack/lib/python3.12/site-packages/nova/virt/libvirt/vif.py", line 756, in _plug_os_vif\n    raise exception.InternalError(msg)\n', 'nova.exception.InternalError: Failure running os_vif plugin plug method: No VIF plugin was found with the name ovs\n', '\nDuring handling of the above exception, another exception occurred:\n\n', 'Traceback (most recent call last):\n', '  File "/var/lib/openstack/lib/python3.12/site-packages/nova/compute/manager.py", line 2636, in _do_build_and_run_instance\n    self._build_and_run_instance(context, instance, image,\n', '  File "/var/lib/openstack/lib/python3.12/site-packages/nova/compute/manager.py", line 2929, in _build_and_run_instance\n    raise exception.RescheduledException(\n', 'nova.exception.RescheduledException: Build of instance 52b7ae5d-ddce-4445-b38c-c9ac8ed6cd5d was re-scheduled: Failure running os_vif plugin plug method: No VIF plugin was found with the name ovs\n']
2026-09-20 08:41:52.836 7 WARNING nova.scheduler.utils [None req-40c1d855-998c-4d85-9f1e-5306caa97108 98f7cae518c44e2f85e330a3070ac2c8 89404335b68c401e86f5f374b7014313 - - default default] Failed to compute_task_build_instances: Exceeded maximum number of retries. Exhausted all hosts available for retrying build failures for instance 52b7ae5d-ddce-4445-b38c-c9ac8ed6cd5d.: nova.exception.MaxRetriesExceeded: Exceeded maximum number of retries. Exhausted all hosts available for retrying build failures for instance 52b7ae5d-ddce-4445-b38c-c9ac8ed6cd5d.
2026-09-20 08:41:52.836 7 WARNING nova.scheduler.utils [None req-40c1d855-998c-4d85-9f1e-5306caa97108 98f7cae518c44e2f85e330a3070ac2c8 89404335b68c401e86f5f374b7014313 - - default default] [instance: 52b7ae5d-ddce-4445-b38c-c9ac8ed6cd5d] Setting instance to ERROR state.: nova.exception.MaxRetriesExceeded: Exceeded maximum number of retries. Exhausted all hosts available for retrying build failures for instance 52b7ae5d-ddce-4445-b38c-c9ac8ed6cd5d.
2026-09-20 08:41:52.891 7 WARNING neutronclient.v2_0.client [None req-40c1d855-998c-4d85-9f1e-5306caa97108 98f7cae518c44e2f85e330a3070ac2c8 89404335b68c401e86f5f374b7014313 - - default default] The python binding code in neutronclient is deprecated in favor of OpenstackSDK, please use that as this will be removed in a future release.: nova.exception.MaxRetriesExceeded: Exceeded maximum number of retries. Exhausted all hosts available for retrying build failures for instance 52b7ae5d-ddce-4445-b38c-c9ac8ed6cd5d.
2026-09-20 08:41:53.172 7 WARNING neutronclient.v2_0.client [None req-40c1d855-998c-4d85-9f1e-5306caa97108 98f7cae518c44e2f85e330a3070ac2c8 89404335b68c401e86f5f374b7014313 - - default default] The python binding code in neutronclient is deprecated in favor of OpenstackSDK, please use that as this will be removed in a future release.: nova.exception.MaxRetriesExceeded: Exceeded maximum number of retries. Exhausted all hosts available for retrying build failures for instance 52b7ae5d-ddce-4445-b38c-c9ac8ed6cd5d.
2026-09-20 08:42:02.971 8 ERROR nova.scheduler.utils [None req-9c1827c9-db97-4b11-916c-df2670493a92 59c048c6b33c46ecae988d063fc1da5b 6c74d5bc8e87420c9d9b64112536cc87 - - default default] [instance: 4422d07a-51c1-4141-a91e-f27c19738d7c] Error from last host: instance (node instance): ['Traceback (most recent call last):\n', '  File "/var/lib/openstack/lib/python3.12/site-packages/os_vif/__init__.py", line 84, in plug\n    plugin = _EXT_MANAGER[plugin_name].obj\n             ~~~~~~~~~~~~^^^^^^^^^^^^^\n', '  File "/var/lib/openstack/lib/python3.12/site-packages/stevedore/extension.py", line 450, in __getitem__\n    return self._extensions_by_name[name]\n           ~~~~~~~~~~~~~~~~~~~~~~~~^^^^^^\n', "KeyError: 'ovs'\n", '\nDuring handling of the above exception, another exception occurred:\n\n', 'Traceback (most recent call last):\n', '  File "/var/lib/openstack/lib/python3.12/site-packages/nova/virt/libvirt/vif.py", line 752, in _plug_os_vif\n    os_vif.plug(vif, instance_info)\n', '  File "/var/lib/openstack/lib/python3.12/site-packages/os_vif/__init__.py", line 86, in plug\n    raise os_vif.exception.NoMatchingPlugin(plugin_name=plugin_name)\n', 'os_vif.exception.NoMatchingPlugin: No VIF plugin was found with the name ovs\n', '\nDuring handling of the above exception, another exception occurred:\n\n', 'Traceback (most recent call last):\n', '  File "/var/lib/openstack/lib/python3.12/site-packages/nova/compute/manager.py", line 2821, in _build_and_run_instance\n    self.driver.spawn(context, instance, image_meta,\n', '  File "/var/lib/openstack/lib/python3.12/site-packages/nova/virt/libvirt/driver.py", line 4887, in spawn\n    self._create_guest_with_network(\n', '  File "/var/lib/openstack/lib/python3.12/site-packages/nova/virt/libvirt/driver.py", line 8447, in _create_guest_with_network\n    with excutils.save_and_reraise_exception():\n', '  File "/var/lib/openstack/lib/python3.12/site-packages/oslo_utils/excutils.py", line 266, in __exit__\n    self.force_reraise()\n', '  File "/var/lib/openstack/lib/python3.12/site-packages/oslo_utils/excutils.py", line 232, in force_reraise\n    raise self.value\n', '  File "/var/lib/openstack/lib/python3.12/site-packages/nova/virt/libvirt/driver.py", line 8421, in _create_guest_with_network\n    self.plug_vifs(instance, network_info)\n', '  File "/var/lib/openstack/lib/python3.12/site-packages/nova/virt/libvirt/driver.py", line 1522, in plug_vifs\n    self.vif_driver.plug(instance, vif)\n', '  File "/var/lib/openstack/lib/python3.12/site-packages/nova/virt/libvirt/vif.py", line 776, in plug\n    self._plug_os_vif(instance, vif_obj)\n', '  File "/var/lib/openstack/lib/python3.12/site-packages/nova/virt/libvirt/vif.py", line 756, in _plug_os_vif\n    raise exception.InternalError(msg)\n', 'nova.exception.InternalError: Failure running os_vif plugin plug method: No VIF plugin was found with the name ovs\n', '\nDuring handling of the above exception, another exception occurred:\n\n', 'Traceback (most recent call last):\n', '  File "/var/lib/openstack/lib/python3.12/site-packages/nova/compute/manager.py", line 2636, in _do_build_and_run_instance\n    self._build_and_run_instance(context, instance, image,\n', '  File "/var/lib/openstack/lib/python3.12/site-packages/nova/compute/manager.py", line 2929, in _build_and_run_instance\n    raise exception.RescheduledException(\n', 'nova.exception.RescheduledException: Build of instance 4422d07a-51c1-4141-a91e-f27c19738d7c was re-scheduled: Failure running os_vif plugin plug method: No VIF plugin was found with the name ovs\n']
2026-09-20 08:42:02.972 8 WARNING nova.scheduler.utils [None req-9c1827c9-db97-4b11-916c-df2670493a92 59c048c6b33c46ecae988d063fc1da5b 6c74d5bc8e87420c9d9b64112536cc87 - - default default] Failed to compute_task_build_instances: Exceeded maximum number of retries. Exhausted all hosts available for retrying build failures for instance 4422d07a-51c1-4141-a91e-f27c19738d7c.: nova.exception.MaxRetriesExceeded: Exceeded maximum number of retries. Exhausted all hosts available for retrying build failures for instance 4422d07a-51c1-4141-a91e-f27c19738d7c.
2026-09-20 08:42:02.972 8 WARNING nova.scheduler.utils [None req-9c1827c9-db97-4b11-916c-df2670493a92 59c048c6b33c46ecae988d063fc1da5b 6c74d5bc8e87420c9d9b64112536cc87 - - default default] [instance: 4422d07a-51c1-4141-a91e-f27c19738d7c] Setting instance to ERROR state.: nova.exception.MaxRetriesExceeded: Exceeded maximum number of retries. Exhausted all hosts available for retrying build failures for instance 4422d07a-51c1-4141-a91e-f27c19738d7c.
2026-09-20 08:42:03.082 8 WARNING neutronclient.v2_0.client [None req-9c1827c9-db97-4b11-916c-df2670493a92 59c048c6b33c46ecae988d063fc1da5b 6c74d5bc8e87420c9d9b64112536cc87 - - default default] The python binding code in neutronclient is deprecated in favor of OpenstackSDK, please use that as this will be removed in a future release.: nova.exception.MaxRetriesExceeded: Exceeded maximum number of retries. Exhausted all hosts available for retrying build failures for instance 4422d07a-51c1-4141-a91e-f27c19738d7c.
2026-09-20 08:42:03.599 8 WARNING neutronclient.v2_0.client [None req-9c1827c9-db97-4b11-916c-df2670493a92 59c048c6b33c46ecae988d063fc1da5b 6c74d5bc8e87420c9d9b64112536cc87 - - default default] The python binding code in neutronclient is deprecated in favor of OpenstackSDK, please use that as this will be removed in a future release.: nova.exception.MaxRetriesExceeded: Exceeded maximum number of retries. Exhausted all hosts available for retrying build failures for instance 4422d07a-51c1-4141-a91e-f27c19738d7c.
2026-09-20 08:42:03.698 8 ERROR nova.scheduler.utils [None req-38e14c35-0a04-495c-a4ec-8d4c0bebd1f4 e7dea7292a2f4db08e45f92adbd36613 d48daec13fd54b499a8465834ceb1f66 - - default default] [instance: 7a639ffe-ecde-48a7-8484-ffb59beaeebc] Error from last host: instance (node instance): ['Traceback (most recent call last):\n', '  File "/var/lib/openstack/lib/python3.12/site-packages/os_vif/__init__.py", line 84, in plug\n    plugin = _EXT_MANAGER[plugin_name].obj\n             ~~~~~~~~~~~~^^^^^^^^^^^^^\n', '  File "/var/lib/openstack/lib/python3.12/site-packages/stevedore/extension.py", line 450, in __getitem__\n    return self._extensions_by_name[name]\n           ~~~~~~~~~~~~~~~~~~~~~~~~^^^^^^\n', "KeyError: 'ovs'\n", '\nDuring handling of the above exception, another exception occurred:\n\n', 'Traceback (most recent call last):\n', '  File "/var/lib/openstack/lib/python3.12/site-packages/nova/virt/libvirt/vif.py", line 752, in _plug_os_vif\n    os_vif.plug(vif, instance_info)\n', '  File "/var/lib/openstack/lib/python3.12/site-packages/os_vif/__init__.py", line 86, in plug\n    raise os_vif.exception.NoMatchingPlugin(plugin_name=plugin_name)\n', 'os_vif.exception.NoMatchingPlugin: No VIF plugin was found with the name ovs\n', '\nDuring handling of the above exception, another exception occurred:\n\n', 'Traceback (most recent call last):\n', '  File "/var/lib/openstack/lib/python3.12/site-packages/nova/compute/manager.py", line 2821, in _build_and_run_instance\n    self.driver.spawn(context, instance, image_meta,\n', '  File "/var/lib/openstack/lib/python3.12/site-packages/nova/virt/libvirt/driver.py", line 4887, in spawn\n    self._create_guest_with_network(\n', '  File "/var/lib/openstack/lib/python3.12/site-packages/nova/virt/libvirt/driver.py", line 8447, in _create_guest_with_network\n    with excutils.save_and_reraise_exception():\n', '  File "/var/lib/openstack/lib/python3.12/site-packages/oslo_utils/excutils.py", line 266, in __exit__\n    self.force_reraise()\n', '  File "/var/lib/openstack/lib/python3.12/site-packages/oslo_utils/excutils.py", line 232, in force_reraise\n    raise self.value\n', '  File "/var/lib/openstack/lib/python3.12/site-packages/nova/virt/libvirt/driver.py", line 8421, in _create_guest_with_network\n    self.plug_vifs(instance, network_info)\n', '  File "/var/lib/openstack/lib/python3.12/site-packages/nova/virt/libvirt/driver.py", line 1522, in plug_vifs\n    self.vif_driver.plug(instance, vif)\n', '  File "/var/lib/openstack/lib/python3.12/site-packages/nova/virt/libvirt/vif.py", line 776, in plug\n    self._plug_os_vif(instance, vif_obj)\n', '  File "/var/lib/openstack/lib/python3.12/site-packages/nova/virt/libvirt/vif.py", line 756, in _plug_os_vif\n    raise exception.InternalError(msg)\n', 'nova.exception.InternalError: Failure running os_vif plugin plug method: No VIF plugin was found with the name ovs\n', '\nDuring handling of the above exception, another exception occurred:\n\n', 'Traceback (most recent call last):\n', '  File "/var/lib/openstack/lib/python3.12/site-packages/nova/compute/manager.py", line 2636, in _do_build_and_run_instance\n    self._build_and_run_instance(context, instance, image,\n', '  File "/var/lib/openstack/lib/python3.12/site-packages/nova/compute/manager.py", line 2929, in _build_and_run_instance\n    raise exception.RescheduledException(\n', 'nova.exception.RescheduledException: Build of instance 7a639ffe-ecde-48a7-8484-ffb59beaeebc was re-scheduled: Failure running os_vif plugin plug method: No VIF plugin was found with the name ovs\n']
2026-09-20 08:42:03.699 8 WARNING nova.scheduler.utils [None req-38e14c35-0a04-495c-a4ec-8d4c0bebd1f4 e7dea7292a2f4db08e45f92adbd36613 d48daec13fd54b499a8465834ceb1f66 - - default default] Failed to compute_task_build_instances: Exceeded maximum number of retries. Exhausted all hosts available for retrying build failures for instance 7a639ffe-ecde-48a7-8484-ffb59beaeebc.: nova.exception.MaxRetriesExceeded: Exceeded maximum number of retries. Exhausted all hosts available for retrying build failures for instance 7a639ffe-ecde-48a7-8484-ffb59beaeebc.
2026-09-20 08:42:03.700 8 WARNING nova.scheduler.utils [None req-38e14c35-0a04-495c-a4ec-8d4c0bebd1f4 e7dea7292a2f4db08e45f92adbd36613 d48daec13fd54b499a8465834ceb1f66 - - default default] [instance: 7a639ffe-ecde-48a7-8484-ffb59beaeebc] Setting instance to ERROR state.: nova.exception.MaxRetriesExceeded: Exceeded maximum number of retries. Exhausted all hosts available for retrying build failures for instance 7a639ffe-ecde-48a7-8484-ffb59beaeebc.
2026-09-20 08:42:03.748 8 WARNING neutronclient.v2_0.client [None req-38e14c35-0a04-495c-a4ec-8d4c0bebd1f4 e7dea7292a2f4db08e45f92adbd36613 d48daec13fd54b499a8465834ceb1f66 - - default default] The python binding code in neutronclient is deprecated in favor of OpenstackSDK, please use that as this will be removed in a future release.: nova.exception.MaxRetriesExceeded: Exceeded maximum number of retries. Exhausted all hosts available for retrying build failures for instance 7a639ffe-ecde-48a7-8484-ffb59beaeebc.
2026-09-20 08:42:03.834 8 WARNING neutronclient.v2_0.client [None req-38e14c35-0a04-495c-a4ec-8d4c0bebd1f4 e7dea7292a2f4db08e45f92adbd36613 d48daec13fd54b499a8465834ceb1f66 - - default default] The python binding code in neutronclient is deprecated in favor of OpenstackSDK, please use that as this will be removed in a future release.: nova.exception.MaxRetriesExceeded: Exceeded maximum number of retries. Exhausted all hosts available for retrying build failures for instance 7a639ffe-ecde-48a7-8484-ffb59beaeebc.
2026-09-20 08:42:16.002 7 ERROR nova.scheduler.utils [None req-3a6371e3-0a42-49d5-ac60-9010d5fa916b a6ec927ba14046c3adf4ab9197965316 300cabe78171484896b499380e882c88 - - default default] [instance: 88c6304b-0beb-4060-9d0b-f07b5d79d821] Error from last host: instance (node instance): ['Traceback (most recent call last):\n', '  File "/var/lib/openstack/lib/python3.12/site-packages/os_vif/__init__.py", line 84, in plug\n    plugin = _EXT_MANAGER[plugin_name].obj\n             ~~~~~~~~~~~~^^^^^^^^^^^^^\n', '  File "/var/lib/openstack/lib/python3.12/site-packages/stevedore/extension.py", line 450, in __getitem__\n    return self._extensions_by_name[name]\n           ~~~~~~~~~~~~~~~~~~~~~~~~^^^^^^\n', "KeyError: 'ovs'\n", '\nDuring handling of the above exception, another exception occurred:\n\n', 'Traceback (most recent call last):\n', '  File "/var/lib/openstack/lib/python3.12/site-packages/nova/virt/libvirt/vif.py", line 752, in _plug_os_vif\n    os_vif.plug(vif, instance_info)\n', '  File "/var/lib/openstack/lib/python3.12/site-packages/os_vif/__init__.py", line 86, in plug\n    raise os_vif.exception.NoMatchingPlugin(plugin_name=plugin_name)\n', 'os_vif.exception.NoMatchingPlugin: No VIF plugin was found with the name ovs\n', '\nDuring handling of the above exception, another exception occurred:\n\n', 'Traceback (most recent call last):\n', '  File "/var/lib/openstack/lib/python3.12/site-packages/nova/compute/manager.py", line 2821, in _build_and_run_instance\n    self.driver.spawn(context, instance, image_meta,\n', '  File "/var/lib/openstack/lib/python3.12/site-packages/nova/virt/libvirt/driver.py", line 4887, in spawn\n    self._create_guest_with_network(\n', '  File "/var/lib/openstack/lib/python3.12/site-packages/nova/virt/libvirt/driver.py", line 8447, in _create_guest_with_network\n    with excutils.save_and_reraise_exception():\n', '  File "/var/lib/openstack/lib/python3.12/site-packages/oslo_utils/excutils.py", line 266, in __exit__\n    self.force_reraise()\n', '  File "/var/lib/openstack/lib/python3.12/site-packages/oslo_utils/excutils.py", line 232, in force_reraise\n    raise self.value\n', '  File "/var/lib/openstack/lib/python3.12/site-packages/nova/virt/libvirt/driver.py", line 8421, in _create_guest_with_network\n    self.plug_vifs(instance, network_info)\n', '  File "/var/lib/openstack/lib/python3.12/site-packages/nova/virt/libvirt/driver.py", line 1522, in plug_vifs\n    self.vif_driver.plug(instance, vif)\n', '  File "/var/lib/openstack/lib/python3.12/site-packages/nova/virt/libvirt/vif.py", line 776, in plug\n    self._plug_os_vif(instance, vif_obj)\n', '  File "/var/lib/openstack/lib/python3.12/site-packages/nova/virt/libvirt/vif.py", line 756, in _plug_os_vif\n    raise exception.InternalError(msg)\n', 'nova.exception.InternalError: Failure running os_vif plugin plug method: No VIF plugin was found with the name ovs\n', '\nDuring handling of the above exception, another exception occurred:\n\n', 'Traceback (most recent call last):\n', '  File "/var/lib/openstack/lib/python3.12/site-packages/nova/compute/manager.py", line 2636, in _do_build_and_run_instance\n    self._build_and_run_instance(context, instance, image,\n', '  File "/var/lib/openstack/lib/python3.12/site-packages/nova/compute/manager.py", line 2929, in _build_and_run_instance\n    raise exception.RescheduledException(\n', 'nova.exception.RescheduledException: Build of instance 88c6304b-0beb-4060-9d0b-f07b5d79d821 was re-scheduled: Failure running os_vif plugin plug method: No VIF plugin was found with the name ovs\n']
2026-09-20 08:42:16.004 7 WARNING nova.scheduler.utils [None req-3a6371e3-0a42-49d5-ac60-9010d5fa916b a6ec927ba14046c3adf4ab9197965316 300cabe78171484896b499380e882c88 - - default default] Failed to compute_task_build_instances: Exceeded maximum number of retries. Exhausted all hosts available for retrying build failures for instance 88c6304b-0beb-4060-9d0b-f07b5d79d821.: nova.exception.MaxRetriesExceeded: Exceeded maximum number of retries. Exhausted all hosts available for retrying build failures for instance 88c6304b-0beb-4060-9d0b-f07b5d79d821.
2026-09-20 08:42:16.004 7 WARNING nova.scheduler.utils [None req-3a6371e3-0a42-49d5-ac60-9010d5fa916b a6ec927ba14046c3adf4ab9197965316 300cabe78171484896b499380e882c88 - - default default] [instance: 88c6304b-0beb-4060-9d0b-f07b5d79d821] Setting instance to ERROR state.: nova.exception.MaxRetriesExceeded: Exceeded maximum number of retries. Exhausted all hosts available for retrying build failures for instance 88c6304b-0beb-4060-9d0b-f07b5d79d821.
2026-09-20 08:42:16.049 7 WARNING neutronclient.v2_0.client [None req-3a6371e3-0a42-49d5-ac60-9010d5fa916b a6ec927ba14046c3adf4ab9197965316 300cabe78171484896b499380e882c88 - - default default] The python binding code in neutronclient is deprecated in favor of OpenstackSDK, please use that as this will be removed in a future release.: nova.exception.MaxRetriesExceeded: Exceeded maximum number of retries. Exhausted all hosts available for retrying build failures for instance 88c6304b-0beb-4060-9d0b-f07b5d79d821.
2026-09-20 08:42:16.330 7 WARNING neutronclient.v2_0.client [None req-3a6371e3-0a42-49d5-ac60-9010d5fa916b a6ec927ba14046c3adf4ab9197965316 300cabe78171484896b499380e882c88 - - default default] The python binding code in neutronclient is deprecated in favor of OpenstackSDK, please use that as this will be removed in a future release.: nova.exception.MaxRetriesExceeded: Exceeded maximum number of retries. Exhausted all hosts available for retrying build failures for instance 88c6304b-0beb-4060-9d0b-f07b5d79d821.
2026-09-20 08:42:22.759 8 ERROR nova.scheduler.utils [None req-2d966089-84be-496c-ac32-4ac2ef1215ac 8514e4df2e6147c89558cc608e9b2780 7921e0bad16240f797dd57db4c7b6479 - - default default] [instance: 5f4a5b3e-920e-4390-8911-257367f6299a] Error from last host: instance (node instance): ['Traceback (most recent call last):\n', '  File "/var/lib/openstack/lib/python3.12/site-packages/os_vif/__init__.py", line 84, in plug\n    plugin = _EXT_MANAGER[plugin_name].obj\n             ~~~~~~~~~~~~^^^^^^^^^^^^^\n', '  File "/var/lib/openstack/lib/python3.12/site-packages/stevedore/extension.py", line 450, in __getitem__\n    return self._extensions_by_name[name]\n           ~~~~~~~~~~~~~~~~~~~~~~~~^^^^^^\n', "KeyError: 'ovs'\n", '\nDuring handling of the above exception, another exception occurred:\n\n', 'Traceback (most recent call last):\n', '  File "/var/lib/openstack/lib/python3.12/site-packages/nova/virt/libvirt/vif.py", line 752, in _plug_os_vif\n    os_vif.plug(vif, instance_info)\n', '  File "/var/lib/openstack/lib/python3.12/site-packages/os_vif/__init__.py", line 86, in plug\n    raise os_vif.exception.NoMatchingPlugin(plugin_name=plugin_name)\n', 'os_vif.exception.NoMatchingPlugin: No VIF plugin was found with the name ovs\n', '\nDuring handling of the above exception, another exception occurred:\n\n', 'Traceback (most recent call last):\n', '  File "/var/lib/openstack/lib/python3.12/site-packages/nova/compute/manager.py", line 2821, in _build_and_run_instance\n    self.driver.spawn(context, instance, image_meta,\n', '  File "/var/lib/openstack/lib/python3.12/site-packages/nova/virt/libvirt/driver.py", line 4887, in spawn\n    self._create_guest_with_network(\n', '  File "/var/lib/openstack/lib/python3.12/site-packages/nova/virt/libvirt/driver.py", line 8447, in _create_guest_with_network\n    with excutils.save_and_reraise_exception():\n', '  File "/var/lib/openstack/lib/python3.12/site-packages/oslo_utils/excutils.py", line 266, in __exit__\n    self.force_reraise()\n', '  File "/var/lib/openstack/lib/python3.12/site-packages/oslo_utils/excutils.py", line 232, in force_reraise\n    raise self.value\n', '  File "/var/lib/openstack/lib/python3.12/site-packages/nova/virt/libvirt/driver.py", line 8421, in _create_guest_with_network\n    self.plug_vifs(instance, network_info)\n', '  File "/var/lib/openstack/lib/python3.12/site-packages/nova/virt/libvirt/driver.py", line 1522, in plug_vifs\n    self.vif_driver.plug(instance, vif)\n', '  File "/var/lib/openstack/lib/python3.12/site-packages/nova/virt/libvirt/vif.py", line 776, in plug\n    self._plug_os_vif(instance, vif_obj)\n', '  File "/var/lib/openstack/lib/python3.12/site-packages/nova/virt/libvirt/vif.py", line 756, in _plug_os_vif\n    raise exception.InternalError(msg)\n', 'nova.exception.InternalError: Failure running os_vif plugin plug method: No VIF plugin was found with the name ovs\n', '\nDuring handling of the above exception, another exception occurred:\n\n', 'Traceback (most recent call last):\n', '  File "/var/lib/openstack/lib/python3.12/site-packages/nova/compute/manager.py", line 2636, in _do_build_and_run_instance\n    self._build_and_run_instance(context, instance, image,\n', '  File "/var/lib/openstack/lib/python3.12/site-packages/nova/compute/manager.py", line 2929, in _build_and_run_instance\n    raise exception.RescheduledException(\n', 'nova.exception.RescheduledException: Build of instance 5f4a5b3e-920e-4390-8911-257367f6299a was re-scheduled: Failure running os_vif plugin plug method: No VIF plugin was found with the name ovs\n']
2026-09-20 08:42:22.761 8 WARNING nova.scheduler.utils [None req-2d966089-84be-496c-ac32-4ac2ef1215ac 8514e4df2e6147c89558cc608e9b2780 7921e0bad16240f797dd57db4c7b6479 - - default default] Failed to compute_task_build_instances: Exceeded maximum number of retries. Exhausted all hosts available for retrying build failures for instance 5f4a5b3e-920e-4390-8911-257367f6299a.: nova.exception.MaxRetriesExceeded: Exceeded maximum number of retries. Exhausted all hosts available for retrying build failures for instance 5f4a5b3e-920e-4390-8911-257367f6299a.
2026-09-20 08:42:22.761 8 WARNING nova.scheduler.utils [None req-2d966089-84be-496c-ac32-4ac2ef1215ac 8514e4df2e6147c89558cc608e9b2780 7921e0bad16240f797dd57db4c7b6479 - - default default] [instance: 5f4a5b3e-920e-4390-8911-257367f6299a] Setting instance to ERROR state.: nova.exception.MaxRetriesExceeded: Exceeded maximum number of retries. Exhausted all hosts available for retrying build failures for instance 5f4a5b3e-920e-4390-8911-257367f6299a.
2026-09-20 08:42:22.843 8 WARNING neutronclient.v2_0.client [None req-2d966089-84be-496c-ac32-4ac2ef1215ac 8514e4df2e6147c89558cc608e9b2780 7921e0bad16240f797dd57db4c7b6479 - - default default] The python binding code in neutronclient is deprecated in favor of OpenstackSDK, please use that as this will be removed in a future release.: nova.exception.MaxRetriesExceeded: Exceeded maximum number of retries. Exhausted all hosts available for retrying build failures for instance 5f4a5b3e-920e-4390-8911-257367f6299a.
2026-09-20 08:42:22.876 8 WARNING neutronclient.v2_0.client [None req-2d966089-84be-496c-ac32-4ac2ef1215ac 8514e4df2e6147c89558cc608e9b2780 7921e0bad16240f797dd57db4c7b6479 - - default default] The python binding code in neutronclient is deprecated in favor of OpenstackSDK, please use that as this will be removed in a future release.: nova.exception.MaxRetriesExceeded: Exceeded maximum number of retries. Exhausted all hosts available for retrying build failures for instance 5f4a5b3e-920e-4390-8911-257367f6299a.
2026-09-20 08:44:04.988 7 ERROR nova.scheduler.utils [None req-c2e5e3a7-b158-4815-a2f0-54bb128eeac2 f85c5651cf064478b00dfc9f452bf743 cb0c25feee714ab08822ac196c0fed13 - - default default] [instance: 9ffb2976-8309-40e6-9c2b-67a47d9fb71d] Error from last host: instance (node instance): ['Traceback (most recent call last):\n', '  File "/var/lib/openstack/lib/python3.12/site-packages/os_vif/__init__.py", line 84, in plug\n    plugin = _EXT_MANAGER[plugin_name].obj\n             ~~~~~~~~~~~~^^^^^^^^^^^^^\n', '  File "/var/lib/openstack/lib/python3.12/site-packages/stevedore/extension.py", line 450, in __getitem__\n    return self._extensions_by_name[name]\n           ~~~~~~~~~~~~~~~~~~~~~~~~^^^^^^\n', "KeyError: 'ovs'\n", '\nDuring handling of the above exception, another exception occurred:\n\n', 'Traceback (most recent call last):\n', '  File "/var/lib/openstack/lib/python3.12/site-packages/nova/virt/libvirt/vif.py", line 752, in _plug_os_vif\n    os_vif.plug(vif, instance_info)\n', '  File "/var/lib/openstack/lib/python3.12/site-packages/os_vif/__init__.py", line 86, in plug\n    raise os_vif.exception.NoMatchingPlugin(plugin_name=plugin_name)\n', 'os_vif.exception.NoMatchingPlugin: No VIF plugin was found with the name ovs\n', '\nDuring handling of the above exception, another exception occurred:\n\n', 'Traceback (most recent call last):\n', '  File "/var/lib/openstack/lib/python3.12/site-packages/nova/compute/manager.py", line 2821, in _build_and_run_instance\n    self.driver.spawn(context, instance, image_meta,\n', '  File "/var/lib/openstack/lib/python3.12/site-packages/nova/virt/libvirt/driver.py", line 4887, in spawn\n    self._create_guest_with_network(\n', '  File "/var/lib/openstack/lib/python3.12/site-packages/nova/virt/libvirt/driver.py", line 8447, in _create_guest_with_network\n    with excutils.save_and_reraise_exception():\n', '  File "/var/lib/openstack/lib/python3.12/site-packages/oslo_utils/excutils.py", line 266, in __exit__\n    self.force_reraise()\n', '  File "/var/lib/openstack/lib/python3.12/site-packages/oslo_utils/excutils.py", line 232, in force_reraise\n    raise self.value\n', '  File "/var/lib/openstack/lib/python3.12/site-packages/nova/virt/libvirt/driver.py", line 8421, in _create_guest_with_network\n    self.plug_vifs(instance, network_info)\n', '  File "/var/lib/openstack/lib/python3.12/site-packages/nova/virt/libvirt/driver.py", line 1522, in plug_vifs\n    self.vif_driver.plug(instance, vif)\n', '  File "/var/lib/openstack/lib/python3.12/site-packages/nova/virt/libvirt/vif.py", line 776, in plug\n    self._plug_os_vif(instance, vif_obj)\n', '  File "/var/lib/openstack/lib/python3.12/site-packages/nova/virt/libvirt/vif.py", line 756, in _plug_os_vif\n    raise exception.InternalError(msg)\n', 'nova.exception.InternalError: Failure running os_vif plugin plug method: No VIF plugin was found with the name ovs\n', '\nDuring handling of the above exception, another exception occurred:\n\n', 'Traceback (most recent call last):\n', '  File "/var/lib/openstack/lib/python3.12/site-packages/nova/compute/manager.py", line 2636, in _do_build_and_run_instance\n    self._build_and_run_instance(context, instance, image,\n', '  File "/var/lib/openstack/lib/python3.12/site-packages/nova/compute/manager.py", line 2929, in _build_and_run_instance\n    raise exception.RescheduledException(\n', 'nova.exception.RescheduledException: Build of instance 9ffb2976-8309-40e6-9c2b-67a47d9fb71d was re-scheduled: Failure running os_vif plugin plug method: No VIF plugin was found with the name ovs\n']
2026-09-20 08:44:04.989 7 WARNING nova.scheduler.utils [None req-c2e5e3a7-b158-4815-a2f0-54bb128eeac2 f85c5651cf064478b00dfc9f452bf743 cb0c25feee714ab08822ac196c0fed13 - - default default] Failed to compute_task_build_instances: Exceeded maximum number of retries. Exhausted all hosts available for retrying build failures for instance 9ffb2976-8309-40e6-9c2b-67a47d9fb71d.: nova.exception.MaxRetriesExceeded: Exceeded maximum number of retries. Exhausted all hosts available for retrying build failures for instance 9ffb2976-8309-40e6-9c2b-67a47d9fb71d.
2026-09-20 08:44:04.990 7 WARNING nova.scheduler.utils [None req-c2e5e3a7-b158-4815-a2f0-54bb128eeac2 f85c5651cf064478b00dfc9f452bf743 cb0c25feee714ab08822ac196c0fed13 - - default default] [instance: 9ffb2976-8309-40e6-9c2b-67a47d9fb71d] Setting instance to ERROR state.: nova.exception.MaxRetriesExceeded: Exceeded maximum number of retries. Exhausted all hosts available for retrying build failures for instance 9ffb2976-8309-40e6-9c2b-67a47d9fb71d.
2026-09-20 08:44:05.047 7 WARNING neutronclient.v2_0.client [None req-c2e5e3a7-b158-4815-a2f0-54bb128eeac2 f85c5651cf064478b00dfc9f452bf743 cb0c25feee714ab08822ac196c0fed13 - - default default] The python binding code in neutronclient is deprecated in favor of OpenstackSDK, please use that as this will be removed in a future release.: nova.exception.MaxRetriesExceeded: Exceeded maximum number of retries. Exhausted all hosts available for retrying build failures for instance 9ffb2976-8309-40e6-9c2b-67a47d9fb71d.
2026-09-20 08:44:05.096 7 WARNING neutronclient.v2_0.client [None req-c2e5e3a7-b158-4815-a2f0-54bb128eeac2 f85c5651cf064478b00dfc9f452bf743 cb0c25feee714ab08822ac196c0fed13 - - default default] The python binding code in neutronclient is deprecated in favor of OpenstackSDK, please use that as this will be removed in a future release.: nova.exception.MaxRetriesExceeded: Exceeded maximum number of retries. Exhausted all hosts available for retrying build failures for instance 9ffb2976-8309-40e6-9c2b-67a47d9fb71d.
2026-09-20 08:44:12.556 8 ERROR nova.scheduler.utils [None req-c81456b5-3b4f-40ee-967a-53922a350007 61e761b7fda1478ba66f0dae868983f7 6053c68723f944ed8776f866d19af52b - - default default] [instance: 208bd20b-70ff-4a31-9293-af29d7c982b1] Error from last host: instance (node instance): ['Traceback (most recent call last):\n', '  File "/var/lib/openstack/lib/python3.12/site-packages/os_vif/__init__.py", line 84, in plug\n    plugin = _EXT_MANAGER[plugin_name].obj\n             ~~~~~~~~~~~~^^^^^^^^^^^^^\n', '  File "/var/lib/openstack/lib/python3.12/site-packages/stevedore/extension.py", line 450, in __getitem__\n    return self._extensions_by_name[name]\n           ~~~~~~~~~~~~~~~~~~~~~~~~^^^^^^\n', "KeyError: 'ovs'\n", '\nDuring handling of the above exception, another exception occurred:\n\n', 'Traceback (most recent call last):\n', '  File "/var/lib/openstack/lib/python3.12/site-packages/nova/virt/libvirt/vif.py", line 752, in _plug_os_vif\n    os_vif.plug(vif, instance_info)\n', '  File "/var/lib/openstack/lib/python3.12/site-packages/os_vif/__init__.py", line 86, in plug\n    raise os_vif.exception.NoMatchingPlugin(plugin_name=plugin_name)\n', 'os_vif.exception.NoMatchingPlugin: No VIF plugin was found with the name ovs\n', '\nDuring handling of the above exception, another exception occurred:\n\n', 'Traceback (most recent call last):\n', '  File "/var/lib/openstack/lib/python3.12/site-packages/nova/compute/manager.py", line 2821, in _build_and_run_instance\n    self.driver.spawn(context, instance, image_meta,\n', '  File "/var/lib/openstack/lib/python3.12/site-packages/nova/virt/libvirt/driver.py", line 4887, in spawn\n    self._create_guest_with_network(\n', '  File "/var/lib/openstack/lib/python3.12/site-packages/nova/virt/libvirt/driver.py", line 8447, in _create_guest_with_network\n    with excutils.save_and_reraise_exception():\n', '  File "/var/lib/openstack/lib/python3.12/site-packages/oslo_utils/excutils.py", line 266, in __exit__\n    self.force_reraise()\n', '  File "/var/lib/openstack/lib/python3.12/site-packages/oslo_utils/excutils.py", line 232, in force_reraise\n    raise self.value\n', '  File "/var/lib/openstack/lib/python3.12/site-packages/nova/virt/libvirt/driver.py", line 8421, in _create_guest_with_network\n    self.plug_vifs(instance, network_info)\n', '  File "/var/lib/openstack/lib/python3.12/site-packages/nova/virt/libvirt/driver.py", line 1522, in plug_vifs\n    self.vif_driver.plug(instance, vif)\n', '  File "/var/lib/openstack/lib/python3.12/site-packages/nova/virt/libvirt/vif.py", line 776, in plug\n    self._plug_os_vif(instance, vif_obj)\n', '  File "/var/lib/openstack/lib/python3.12/site-packages/nova/virt/libvirt/vif.py", line 756, in _plug_os_vif\n    raise exception.InternalError(msg)\n', 'nova.exception.InternalError: Failure running os_vif plugin plug method: No VIF plugin was found with the name ovs\n', '\nDuring handling of the above exception, another exception occurred:\n\n', 'Traceback (most recent call last):\n', '  File "/var/lib/openstack/lib/python3.12/site-packages/nova/compute/manager.py", line 2636, in _do_build_and_run_instance\n    self._build_and_run_instance(context, instance, image,\n', '  File "/var/lib/openstack/lib/python3.12/site-packages/nova/compute/manager.py", line 2929, in _build_and_run_instance\n    raise exception.RescheduledException(\n', 'nova.exception.RescheduledException: Build of instance 208bd20b-70ff-4a31-9293-af29d7c982b1 was re-scheduled: Failure running os_vif plugin plug method: No VIF plugin was found with the name ovs\n']
2026-09-20 08:44:12.557 8 WARNING nova.scheduler.utils [None req-c81456b5-3b4f-40ee-967a-53922a350007 61e761b7fda1478ba66f0dae868983f7 6053c68723f944ed8776f866d19af52b - - default default] Failed to compute_task_build_instances: Exceeded maximum number of retries. Exhausted all hosts available for retrying build failures for instance 208bd20b-70ff-4a31-9293-af29d7c982b1.: nova.exception.MaxRetriesExceeded: Exceeded maximum number of retries. Exhausted all hosts available for retrying build failures for instance 208bd20b-70ff-4a31-9293-af29d7c982b1.
2026-09-20 08:44:12.558 8 WARNING nova.scheduler.utils [None req-c81456b5-3b4f-40ee-967a-53922a350007 61e761b7fda1478ba66f0dae868983f7 6053c68723f944ed8776f866d19af52b - - default default] [instance: 208bd20b-70ff-4a31-9293-af29d7c982b1] Setting instance to ERROR state.: nova.exception.MaxRetriesExceeded: Exceeded maximum number of retries. Exhausted all hosts available for retrying build failures for instance 208bd20b-70ff-4a31-9293-af29d7c982b1.
2026-09-20 08:44:12.637 8 WARNING neutronclient.v2_0.client [None req-c81456b5-3b4f-40ee-967a-53922a350007 61e761b7fda1478ba66f0dae868983f7 6053c68723f944ed8776f866d19af52b - - default default] The python binding code in neutronclient is deprecated in favor of OpenstackSDK, please use that as this will be removed in a future release.: nova.exception.MaxRetriesExceeded: Exceeded maximum number of retries. Exhausted all hosts available for retrying build failures for instance 208bd20b-70ff-4a31-9293-af29d7c982b1.
2026-09-20 08:44:12.791 8 WARNING neutronclient.v2_0.client [None req-c81456b5-3b4f-40ee-967a-53922a350007 61e761b7fda1478ba66f0dae868983f7 6053c68723f944ed8776f866d19af52b - - default default] The python binding code in neutronclient is deprecated in favor of OpenstackSDK, please use that as this will be removed in a future release.: nova.exception.MaxRetriesExceeded: Exceeded maximum number of retries. Exhausted all hosts available for retrying build failures for instance 208bd20b-70ff-4a31-9293-af29d7c982b1.
2026-09-20 08:44:48.804 7 ERROR nova.scheduler.utils [None req-f35cfb04-7136-4b27-b685-0743188be579 7b1d04ca383a4285b0445f9209d13f6f 83b984cca8a44236a472822c531f6d83 - - default default] [instance: 170b457e-43ad-49e3-8ef4-c06e0e020151] Error from last host: instance (node instance): ['Traceback (most recent call last):\n', '  File "/var/lib/openstack/lib/python3.12/site-packages/os_vif/__init__.py", line 84, in plug\n    plugin = _EXT_MANAGER[plugin_name].obj\n             ~~~~~~~~~~~~^^^^^^^^^^^^^\n', '  File "/var/lib/openstack/lib/python3.12/site-packages/stevedore/extension.py", line 450, in __getitem__\n    return self._extensions_by_name[name]\n           ~~~~~~~~~~~~~~~~~~~~~~~~^^^^^^\n', "KeyError: 'ovs'\n", '\nDuring handling of the above exception, another exception occurred:\n\n', 'Traceback (most recent call last):\n', '  File "/var/lib/openstack/lib/python3.12/site-packages/nova/virt/libvirt/vif.py", line 752, in _plug_os_vif\n    os_vif.plug(vif, instance_info)\n', '  File "/var/lib/openstack/lib/python3.12/site-packages/os_vif/__init__.py", line 86, in plug\n    raise os_vif.exception.NoMatchingPlugin(plugin_name=plugin_name)\n', 'os_vif.exception.NoMatchingPlugin: No VIF plugin was found with the name ovs\n', '\nDuring handling of the above exception, another exception occurred:\n\n', 'Traceback (most recent call last):\n', '  File "/var/lib/openstack/lib/python3.12/site-packages/nova/compute/manager.py", line 2821, in _build_and_run_instance\n    self.driver.spawn(context, instance, image_meta,\n', '  File "/var/lib/openstack/lib/python3.12/site-packages/nova/virt/libvirt/driver.py", line 4887, in spawn\n    self._create_guest_with_network(\n', '  File "/var/lib/openstack/lib/python3.12/site-packages/nova/virt/libvirt/driver.py", line 8447, in _create_guest_with_network\n    with excutils.save_and_reraise_exception():\n', '  File "/var/lib/openstack/lib/python3.12/site-packages/oslo_utils/excutils.py", line 266, in __exit__\n    self.force_reraise()\n', '  File "/var/lib/openstack/lib/python3.12/site-packages/oslo_utils/excutils.py", line 232, in force_reraise\n    raise self.value\n', '  File "/var/lib/openstack/lib/python3.12/site-packages/nova/virt/libvirt/driver.py", line 8421, in _create_guest_with_network\n    self.plug_vifs(instance, network_info)\n', '  File "/var/lib/openstack/lib/python3.12/site-packages/nova/virt/libvirt/driver.py", line 1522, in plug_vifs\n    self.vif_driver.plug(instance, vif)\n', '  File "/var/lib/openstack/lib/python3.12/site-packages/nova/virt/libvirt/vif.py", line 776, in plug\n    self._plug_os_vif(instance, vif_obj)\n', '  File "/var/lib/openstack/lib/python3.12/site-packages/nova/virt/libvirt/vif.py", line 756, in _plug_os_vif\n    raise exception.InternalError(msg)\n', 'nova.exception.InternalError: Failure running os_vif plugin plug method: No VIF plugin was found with the name ovs\n', '\nDuring handling of the above exception, another exception occurred:\n\n', 'Traceback (most recent call last):\n', '  File "/var/lib/openstack/lib/python3.12/site-packages/nova/compute/manager.py", line 2636, in _do_build_and_run_instance\n    self._build_and_run_instance(context, instance, image,\n', '  File "/var/lib/openstack/lib/python3.12/site-packages/nova/compute/manager.py", line 2929, in _build_and_run_instance\n    raise exception.RescheduledException(\n', 'nova.exception.RescheduledException: Build of instance 170b457e-43ad-49e3-8ef4-c06e0e020151 was re-scheduled: Failure running os_vif plugin plug method: No VIF plugin was found with the name ovs\n']
2026-09-20 08:44:48.806 7 WARNING nova.scheduler.utils [None req-f35cfb04-7136-4b27-b685-0743188be579 7b1d04ca383a4285b0445f9209d13f6f 83b984cca8a44236a472822c531f6d83 - - default default] Failed to compute_task_build_instances: Exceeded maximum number of retries. Exhausted all hosts available for retrying build failures for instance 170b457e-43ad-49e3-8ef4-c06e0e020151.: nova.exception.MaxRetriesExceeded: Exceeded maximum number of retries. Exhausted all hosts available for retrying build failures for instance 170b457e-43ad-49e3-8ef4-c06e0e020151.
2026-09-20 08:44:48.806 7 WARNING nova.scheduler.utils [None req-f35cfb04-7136-4b27-b685-0743188be579 7b1d04ca383a4285b0445f9209d13f6f 83b984cca8a44236a472822c531f6d83 - - default default] [instance: 170b457e-43ad-49e3-8ef4-c06e0e020151] Setting instance to ERROR state.: nova.exception.MaxRetriesExceeded: Exceeded maximum number of retries. Exhausted all hosts available for retrying build failures for instance 170b457e-43ad-49e3-8ef4-c06e0e020151.
2026-09-20 08:44:48.866 7 WARNING neutronclient.v2_0.client [None req-f35cfb04-7136-4b27-b685-0743188be579 7b1d04ca383a4285b0445f9209d13f6f 83b984cca8a44236a472822c531f6d83 - - default default] The python binding code in neutronclient is deprecated in favor of OpenstackSDK, please use that as this will be removed in a future release.: nova.exception.MaxRetriesExceeded: Exceeded maximum number of retries. Exhausted all hosts available for retrying build failures for instance 170b457e-43ad-49e3-8ef4-c06e0e020151.
2026-09-20 08:44:49.080 7 WARNING neutronclient.v2_0.client [None req-f35cfb04-7136-4b27-b685-0743188be579 7b1d04ca383a4285b0445f9209d13f6f 83b984cca8a44236a472822c531f6d83 - - default default] The python binding code in neutronclient is deprecated in favor of OpenstackSDK, please use that as this will be removed in a future release.: nova.exception.MaxRetriesExceeded: Exceeded maximum number of retries. Exhausted all hosts available for retrying build failures for instance 170b457e-43ad-49e3-8ef4-c06e0e020151.
2026-09-20 08:45:56.107 7 ERROR nova.scheduler.utils [None req-4e172ba1-f9f9-416a-9f32-5077e218fade b44f50be3a9c43de9f0cc0a9b9f2aa8b 669cdbb6b0e14c2782c3fa538c71192f - - default default] [instance: 87ec0f17-0b5f-4d5a-bea6-bfe86f102678] Error from last host: instance (node instance): ['Traceback (most recent call last):\n', '  File "/var/lib/openstack/lib/python3.12/site-packages/os_vif/__init__.py", line 84, in plug\n    plugin = _EXT_MANAGER[plugin_name].obj\n             ~~~~~~~~~~~~^^^^^^^^^^^^^\n', '  File "/var/lib/openstack/lib/python3.12/site-packages/stevedore/extension.py", line 450, in __getitem__\n    return self._extensions_by_name[name]\n           ~~~~~~~~~~~~~~~~~~~~~~~~^^^^^^\n', "KeyError: 'ovs'\n", '\nDuring handling of the above exception, another exception occurred:\n\n', 'Traceback (most recent call last):\n', '  File "/var/lib/openstack/lib/python3.12/site-packages/nova/virt/libvirt/vif.py", line 752, in _plug_os_vif\n    os_vif.plug(vif, instance_info)\n', '  File "/var/lib/openstack/lib/python3.12/site-packages/os_vif/__init__.py", line 86, in plug\n    raise os_vif.exception.NoMatchingPlugin(plugin_name=plugin_name)\n', 'os_vif.exception.NoMatchingPlugin: No VIF plugin was found with the name ovs\n', '\nDuring handling of the above exception, another exception occurred:\n\n', 'Traceback (most recent call last):\n', '  File "/var/lib/openstack/lib/python3.12/site-packages/nova/compute/manager.py", line 2821, in _build_and_run_instance\n    self.driver.spawn(context, instance, image_meta,\n', '  File "/var/lib/openstack/lib/python3.12/site-packages/nova/virt/libvirt/driver.py", line 4887, in spawn\n    self._create_guest_with_network(\n', '  File "/var/lib/openstack/lib/python3.12/site-packages/nova/virt/libvirt/driver.py", line 8447, in _create_guest_with_network\n    with excutils.save_and_reraise_exception():\n', '  File "/var/lib/openstack/lib/python3.12/site-packages/oslo_utils/excutils.py", line 266, in __exit__\n    self.force_reraise()\n', '  File "/var/lib/openstack/lib/python3.12/site-packages/oslo_utils/excutils.py", line 232, in force_reraise\n    raise self.value\n', '  File "/var/lib/openstack/lib/python3.12/site-packages/nova/virt/libvirt/driver.py", line 8421, in _create_guest_with_network\n    self.plug_vifs(instance, network_info)\n', '  File "/var/lib/openstack/lib/python3.12/site-packages/nova/virt/libvirt/driver.py", line 1522, in plug_vifs\n    self.vif_driver.plug(instance, vif)\n', '  File "/var/lib/openstack/lib/python3.12/site-packages/nova/virt/libvirt/vif.py", line 776, in plug\n    self._plug_os_vif(instance, vif_obj)\n', '  File "/var/lib/openstack/lib/python3.12/site-packages/nova/virt/libvirt/vif.py", line 756, in _plug_os_vif\n    raise exception.InternalError(msg)\n', 'nova.exception.InternalError: Failure running os_vif plugin plug method: No VIF plugin was found with the name ovs\n', '\nDuring handling of the above exception, another exception occurred:\n\n', 'Traceback (most recent call last):\n', '  File "/var/lib/openstack/lib/python3.12/site-packages/nova/compute/manager.py", line 2636, in _do_build_and_run_instance\n    self._build_and_run_instance(context, instance, image,\n', '  File "/var/lib/openstack/lib/python3.12/site-packages/nova/compute/manager.py", line 2929, in _build_and_run_instance\n    raise exception.RescheduledException(\n', 'nova.exception.RescheduledException: Build of instance 87ec0f17-0b5f-4d5a-bea6-bfe86f102678 was re-scheduled: Failure running os_vif plugin plug method: No VIF plugin was found with the name ovs\n']
2026-09-20 08:45:56.108 7 WARNING nova.scheduler.utils [None req-4e172ba1-f9f9-416a-9f32-5077e218fade b44f50be3a9c43de9f0cc0a9b9f2aa8b 669cdbb6b0e14c2782c3fa538c71192f - - default default] Failed to compute_task_build_instances: Exceeded maximum number of retries. Exhausted all hosts available for retrying build failures for instance 87ec0f17-0b5f-4d5a-bea6-bfe86f102678.: nova.exception.MaxRetriesExceeded: Exceeded maximum number of retries. Exhausted all hosts available for retrying build failures for instance 87ec0f17-0b5f-4d5a-bea6-bfe86f102678.
2026-09-20 08:45:56.108 7 WARNING nova.scheduler.utils [None req-4e172ba1-f9f9-416a-9f32-5077e218fade b44f50be3a9c43de9f0cc0a9b9f2aa8b 669cdbb6b0e14c2782c3fa538c71192f - - default default] [instance: 87ec0f17-0b5f-4d5a-bea6-bfe86f102678] Setting instance to ERROR state.: nova.exception.MaxRetriesExceeded: Exceeded maximum number of retries. Exhausted all hosts available for retrying build failures for instance 87ec0f17-0b5f-4d5a-bea6-bfe86f102678.
2026-09-20 08:45:56.166 7 WARNING neutronclient.v2_0.client [None req-4e172ba1-f9f9-416a-9f32-5077e218fade b44f50be3a9c43de9f0cc0a9b9f2aa8b 669cdbb6b0e14c2782c3fa538c71192f - - default default] The python binding code in neutronclient is deprecated in favor of OpenstackSDK, please use that as this will be removed in a future release.: nova.exception.MaxRetriesExceeded: Exceeded maximum number of retries. Exhausted all hosts available for retrying build failures for instance 87ec0f17-0b5f-4d5a-bea6-bfe86f102678.
2026-09-20 08:45:56.215 7 WARNING neutronclient.v2_0.client [None req-4e172ba1-f9f9-416a-9f32-5077e218fade b44f50be3a9c43de9f0cc0a9b9f2aa8b 669cdbb6b0e14c2782c3fa538c71192f - - default default] The python binding code in neutronclient is deprecated in favor of OpenstackSDK, please use that as this will be removed in a future release.: nova.exception.MaxRetriesExceeded: Exceeded maximum number of retries. Exhausted all hosts available for retrying build failures for instance 87ec0f17-0b5f-4d5a-bea6-bfe86f102678.