+ 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
2026-09-19 17:38:59.845 1 INFO nova.utils [None req-13bb2834-7ddc-4f99-84c9-9641c46e18e9 - - - - - -] The cell worker thread pool MainProcess.cell_worker is initialized
2026-09-19 17:38:59.992 1 INFO nova.utils [None req-13bb2834-7ddc-4f99-84c9-9641c46e18e9 - - - - - -] The cell worker thread pool MainProcess.cell_worker is shutting down
2026-09-19 17:38:59.992 1 INFO nova.utils [None req-13bb2834-7ddc-4f99-84c9-9641c46e18e9 - - - - - -] The cell worker thread pool MainProcess.cell_worker is closed
2026-09-19 17:38:59.993 1 INFO oslo_service.backend._eventlet.service [None req-13bb2834-7ddc-4f99-84c9-9641c46e18e9 - - - - - -] Starting 2 workers
2026-09-19 17:39:00.003 7 INFO nova.service [-] Starting conductor node (version 33.0.2)
2026-09-19 17:39:00.004 8 INFO nova.service [-] Starting conductor node (version 33.0.2)
2026-09-19 17:39:00.006 1 WARNING oslo_config.cfg [None req-13bb2834-7ddc-4f99-84c9-9641c46e18e9 - - - - - -] 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.
2026-09-19 17:57:46.552 8 WARNING oslo.service.backend._common.loopingcall [-] Function 'nova.servicegroup.drivers.db.DbDriver._report_state' run outlasted interval by 1.12 sec
2026-09-19 17:58:08.573 8 WARNING oslo.service.backend._common.loopingcall [-] Function 'nova.servicegroup.drivers.db.DbDriver._report_state' run outlasted interval by 2.02 sec
2026-09-19 18:21:31.999 7 INFO nova.utils [None req-298c9938-75b6-4f01-9103-55b9ca1d7de2 08f4df0e9ae6481a99156d8a74a46864 55e5b487d1ae4513a3a130fcbe71ff29 - - default default] The cell worker thread pool MainProcess.cell_worker is initialized
2026-09-19 18:21:32.073 7 WARNING oslo_config.cfg [None req-298c9938-75b6-4f01-9103-55b9ca1d7de2 08f4df0e9ae6481a99156d8a74a46864 55e5b487d1ae4513a3a130fcbe71ff29 - - 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.
2026-09-19 18:21:32.116 7 INFO nova.compute.rpcapi [None req-551f1f07-2077-4a0c-abd2-04aa881981e0 - - - - - -] Automatically selected compute RPC version 6.5 from minimum service version 72
2026-09-19 18:21:32.380 8 WARNING oslo_config.cfg [None req-298c9938-75b6-4f01-9103-55b9ca1d7de2 08f4df0e9ae6481a99156d8a74a46864 55e5b487d1ae4513a3a130fcbe71ff29 - - 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.
2026-09-19 18:21:38.764 8 INFO nova.utils [None req-27ee42dc-8d7c-41e8-b105-bed88ab0ca1d 36fd1c6bbbb04c84a5c29c6c265b0672 74cf717545b94b60968d77abb0c2c2aa - - default default] The cell worker thread pool MainProcess.cell_worker is initialized
2026-09-19 18:21:38.917 8 INFO nova.compute.rpcapi [None req-fc423f2f-2041-4e00-8ed0-326ad4d66289 - - - - - -] Automatically selected compute RPC version 6.5 from minimum service version 72
2026-09-19 18:21:39.772 7 ERROR nova.scheduler.utils [None req-298c9938-75b6-4f01-9103-55b9ca1d7de2 08f4df0e9ae6481a99156d8a74a46864 55e5b487d1ae4513a3a130fcbe71ff29 - - default default] [instance: f2912a70-c5c9-4289-a183-b11a49755f4e] 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 f2912a70-c5c9-4289-a183-b11a49755f4e was re-scheduled: Failure running os_vif plugin plug method: No VIF plugin was found with the name ovs\n']
2026-09-19 18:21:39.773 7 WARNING nova.scheduler.utils [None req-298c9938-75b6-4f01-9103-55b9ca1d7de2 08f4df0e9ae6481a99156d8a74a46864 55e5b487d1ae4513a3a130fcbe71ff29 - - default default] Failed to compute_task_build_instances: Exceeded maximum number of retries. Exhausted all hosts available for retrying build failures for instance f2912a70-c5c9-4289-a183-b11a49755f4e.: nova.exception.MaxRetriesExceeded: Exceeded maximum number of retries. Exhausted all hosts available for retrying build failures for instance f2912a70-c5c9-4289-a183-b11a49755f4e.
2026-09-19 18:21:39.773 7 WARNING nova.scheduler.utils [None req-298c9938-75b6-4f01-9103-55b9ca1d7de2 08f4df0e9ae6481a99156d8a74a46864 55e5b487d1ae4513a3a130fcbe71ff29 - - default default] [instance: f2912a70-c5c9-4289-a183-b11a49755f4e] Setting instance to ERROR state.: nova.exception.MaxRetriesExceeded: Exceeded maximum number of retries. Exhausted all hosts available for retrying build failures for instance f2912a70-c5c9-4289-a183-b11a49755f4e.
2026-09-19 18:21:39.908 7 WARNING neutronclient.v2_0.client [None req-298c9938-75b6-4f01-9103-55b9ca1d7de2 08f4df0e9ae6481a99156d8a74a46864 55e5b487d1ae4513a3a130fcbe71ff29 - - 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 f2912a70-c5c9-4289-a183-b11a49755f4e.
2026-09-19 18:21:41.283 7 WARNING neutronclient.v2_0.client [None req-298c9938-75b6-4f01-9103-55b9ca1d7de2 08f4df0e9ae6481a99156d8a74a46864 55e5b487d1ae4513a3a130fcbe71ff29 - - 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 f2912a70-c5c9-4289-a183-b11a49755f4e.
2026-09-19 18:21:46.434 8 ERROR nova.scheduler.utils [None req-27ee42dc-8d7c-41e8-b105-bed88ab0ca1d 36fd1c6bbbb04c84a5c29c6c265b0672 74cf717545b94b60968d77abb0c2c2aa - - default default] [instance: 89f984bb-25db-40c8-a296-9cf9339feb67] 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 89f984bb-25db-40c8-a296-9cf9339feb67 was re-scheduled: Failure running os_vif plugin plug method: No VIF plugin was found with the name ovs\n']
2026-09-19 18:21:46.436 8 WARNING nova.scheduler.utils [None req-27ee42dc-8d7c-41e8-b105-bed88ab0ca1d 36fd1c6bbbb04c84a5c29c6c265b0672 74cf717545b94b60968d77abb0c2c2aa - - default default] Failed to compute_task_build_instances: Exceeded maximum number of retries. Exhausted all hosts available for retrying build failures for instance 89f984bb-25db-40c8-a296-9cf9339feb67.: nova.exception.MaxRetriesExceeded: Exceeded maximum number of retries. Exhausted all hosts available for retrying build failures for instance 89f984bb-25db-40c8-a296-9cf9339feb67.
2026-09-19 18:21:46.436 8 WARNING nova.scheduler.utils [None req-27ee42dc-8d7c-41e8-b105-bed88ab0ca1d 36fd1c6bbbb04c84a5c29c6c265b0672 74cf717545b94b60968d77abb0c2c2aa - - default default] [instance: 89f984bb-25db-40c8-a296-9cf9339feb67] Setting instance to ERROR state.: nova.exception.MaxRetriesExceeded: Exceeded maximum number of retries. Exhausted all hosts available for retrying build failures for instance 89f984bb-25db-40c8-a296-9cf9339feb67.
2026-09-19 18:21:46.534 8 WARNING neutronclient.v2_0.client [None req-27ee42dc-8d7c-41e8-b105-bed88ab0ca1d 36fd1c6bbbb04c84a5c29c6c265b0672 74cf717545b94b60968d77abb0c2c2aa - - 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 89f984bb-25db-40c8-a296-9cf9339feb67.
2026-09-19 18:21:47.643 8 WARNING neutronclient.v2_0.client [None req-27ee42dc-8d7c-41e8-b105-bed88ab0ca1d 36fd1c6bbbb04c84a5c29c6c265b0672 74cf717545b94b60968d77abb0c2c2aa - - 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 89f984bb-25db-40c8-a296-9cf9339feb67.
2026-09-19 18:21:48.536 8 ERROR nova.scheduler.utils [None req-18474eb2-8df2-443f-93ec-14ce045e5083 d8602eb7ceff42fe95b1c02046a8ebc1 81937a858415469fb3f077f9a8149005 - - default default] [instance: 3f08276d-e985-4cb8-90fe-bb0ef63ffd0f] 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 3f08276d-e985-4cb8-90fe-bb0ef63ffd0f was re-scheduled: Failure running os_vif plugin plug method: No VIF plugin was found with the name ovs\n']
2026-09-19 18:21:48.537 8 WARNING nova.scheduler.utils [None req-18474eb2-8df2-443f-93ec-14ce045e5083 d8602eb7ceff42fe95b1c02046a8ebc1 81937a858415469fb3f077f9a8149005 - - default default] Failed to compute_task_build_instances: Exceeded maximum number of retries. Exhausted all hosts available for retrying build failures for instance 3f08276d-e985-4cb8-90fe-bb0ef63ffd0f.: nova.exception.MaxRetriesExceeded: Exceeded maximum number of retries. Exhausted all hosts available for retrying build failures for instance 3f08276d-e985-4cb8-90fe-bb0ef63ffd0f.
2026-09-19 18:21:48.537 8 WARNING nova.scheduler.utils [None req-18474eb2-8df2-443f-93ec-14ce045e5083 d8602eb7ceff42fe95b1c02046a8ebc1 81937a858415469fb3f077f9a8149005 - - default default] [instance: 3f08276d-e985-4cb8-90fe-bb0ef63ffd0f] Setting instance to ERROR state.: nova.exception.MaxRetriesExceeded: Exceeded maximum number of retries. Exhausted all hosts available for retrying build failures for instance 3f08276d-e985-4cb8-90fe-bb0ef63ffd0f.
2026-09-19 18:21:48.583 8 WARNING neutronclient.v2_0.client [None req-18474eb2-8df2-443f-93ec-14ce045e5083 d8602eb7ceff42fe95b1c02046a8ebc1 81937a858415469fb3f077f9a8149005 - - 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 3f08276d-e985-4cb8-90fe-bb0ef63ffd0f.
2026-09-19 18:21:48.771 8 WARNING neutronclient.v2_0.client [None req-18474eb2-8df2-443f-93ec-14ce045e5083 d8602eb7ceff42fe95b1c02046a8ebc1 81937a858415469fb3f077f9a8149005 - - 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 3f08276d-e985-4cb8-90fe-bb0ef63ffd0f.
2026-09-19 18:22:12.573 7 ERROR nova.scheduler.utils [None req-c4c6a046-823c-42a1-a149-f58a55f01efe 44cf08bf4750483ca1aa8a69989fe838 545d068e7c054bb297af8a696d8126fd - - default default] [instance: 054f6289-d286-4a90-9222-27df3be28d04] 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 054f6289-d286-4a90-9222-27df3be28d04 was re-scheduled: Failure running os_vif plugin plug method: No VIF plugin was found with the name ovs\n']
2026-09-19 18:22:12.574 7 WARNING nova.scheduler.utils [None req-c4c6a046-823c-42a1-a149-f58a55f01efe 44cf08bf4750483ca1aa8a69989fe838 545d068e7c054bb297af8a696d8126fd - - default default] Failed to compute_task_build_instances: Exceeded maximum number of retries. Exhausted all hosts available for retrying build failures for instance 054f6289-d286-4a90-9222-27df3be28d04.: nova.exception.MaxRetriesExceeded: Exceeded maximum number of retries. Exhausted all hosts available for retrying build failures for instance 054f6289-d286-4a90-9222-27df3be28d04.
2026-09-19 18:22:12.574 7 WARNING nova.scheduler.utils [None req-c4c6a046-823c-42a1-a149-f58a55f01efe 44cf08bf4750483ca1aa8a69989fe838 545d068e7c054bb297af8a696d8126fd - - default default] [instance: 054f6289-d286-4a90-9222-27df3be28d04] Setting instance to ERROR state.: nova.exception.MaxRetriesExceeded: Exceeded maximum number of retries. Exhausted all hosts available for retrying build failures for instance 054f6289-d286-4a90-9222-27df3be28d04.
2026-09-19 18:22:12.633 7 WARNING neutronclient.v2_0.client [None req-c4c6a046-823c-42a1-a149-f58a55f01efe 44cf08bf4750483ca1aa8a69989fe838 545d068e7c054bb297af8a696d8126fd - - 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 054f6289-d286-4a90-9222-27df3be28d04.
2026-09-19 18:22:12.680 7 WARNING neutronclient.v2_0.client [None req-c4c6a046-823c-42a1-a149-f58a55f01efe 44cf08bf4750483ca1aa8a69989fe838 545d068e7c054bb297af8a696d8126fd - - 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 054f6289-d286-4a90-9222-27df3be28d04.
2026-09-19 18:22:13.876 8 ERROR nova.scheduler.utils [None req-fe37644c-dfe9-4962-92c8-0783ff789a3a 60b5a50a23464d8baef916e46d300457 2c47819fc8e14e3fad59a3baf05ae53e - - default default] [instance: f867f6d3-9d37-4942-a3dd-eeb703be0fcb] 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 f867f6d3-9d37-4942-a3dd-eeb703be0fcb was re-scheduled: Failure running os_vif plugin plug method: No VIF plugin was found with the name ovs\n']
2026-09-19 18:22:13.877 8 WARNING nova.scheduler.utils [None req-fe37644c-dfe9-4962-92c8-0783ff789a3a 60b5a50a23464d8baef916e46d300457 2c47819fc8e14e3fad59a3baf05ae53e - - default default] Failed to compute_task_build_instances: Exceeded maximum number of retries. Exhausted all hosts available for retrying build failures for instance f867f6d3-9d37-4942-a3dd-eeb703be0fcb.: nova.exception.MaxRetriesExceeded: Exceeded maximum number of retries. Exhausted all hosts available for retrying build failures for instance f867f6d3-9d37-4942-a3dd-eeb703be0fcb.
2026-09-19 18:22:13.877 8 WARNING nova.scheduler.utils [None req-fe37644c-dfe9-4962-92c8-0783ff789a3a 60b5a50a23464d8baef916e46d300457 2c47819fc8e14e3fad59a3baf05ae53e - - default default] [instance: f867f6d3-9d37-4942-a3dd-eeb703be0fcb] Setting instance to ERROR state.: nova.exception.MaxRetriesExceeded: Exceeded maximum number of retries. Exhausted all hosts available for retrying build failures for instance f867f6d3-9d37-4942-a3dd-eeb703be0fcb.
2026-09-19 18:22:13.940 8 WARNING neutronclient.v2_0.client [None req-fe37644c-dfe9-4962-92c8-0783ff789a3a 60b5a50a23464d8baef916e46d300457 2c47819fc8e14e3fad59a3baf05ae53e - - 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 f867f6d3-9d37-4942-a3dd-eeb703be0fcb.
2026-09-19 18:22:14.369 8 WARNING neutronclient.v2_0.client [None req-fe37644c-dfe9-4962-92c8-0783ff789a3a 60b5a50a23464d8baef916e46d300457 2c47819fc8e14e3fad59a3baf05ae53e - - 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 f867f6d3-9d37-4942-a3dd-eeb703be0fcb.
2026-09-19 18:22:16.057 8 ERROR nova.scheduler.utils [None req-3ee068a5-3e3e-44cc-97e7-33ec615ee8fd 4cadf42b7bc34b538d294d1f716d2da5 8ac9b44110464a13a265e1013ea265b6 - - default default] [instance: 6bb00b15-b905-4139-bee7-4c48a51b3224] 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 6bb00b15-b905-4139-bee7-4c48a51b3224 was re-scheduled: Failure running os_vif plugin plug method: No VIF plugin was found with the name ovs\n']
2026-09-19 18:22:16.058 8 WARNING nova.scheduler.utils [None req-3ee068a5-3e3e-44cc-97e7-33ec615ee8fd 4cadf42b7bc34b538d294d1f716d2da5 8ac9b44110464a13a265e1013ea265b6 - - default default] Failed to compute_task_build_instances: Exceeded maximum number of retries. Exhausted all hosts available for retrying build failures for instance 6bb00b15-b905-4139-bee7-4c48a51b3224.: nova.exception.MaxRetriesExceeded: Exceeded maximum number of retries. Exhausted all hosts available for retrying build failures for instance 6bb00b15-b905-4139-bee7-4c48a51b3224.
2026-09-19 18:22:16.059 8 WARNING nova.scheduler.utils [None req-3ee068a5-3e3e-44cc-97e7-33ec615ee8fd 4cadf42b7bc34b538d294d1f716d2da5 8ac9b44110464a13a265e1013ea265b6 - - default default] [instance: 6bb00b15-b905-4139-bee7-4c48a51b3224] Setting instance to ERROR state.: nova.exception.MaxRetriesExceeded: Exceeded maximum number of retries. Exhausted all hosts available for retrying build failures for instance 6bb00b15-b905-4139-bee7-4c48a51b3224.
2026-09-19 18:22:16.129 8 WARNING neutronclient.v2_0.client [None req-3ee068a5-3e3e-44cc-97e7-33ec615ee8fd 4cadf42b7bc34b538d294d1f716d2da5 8ac9b44110464a13a265e1013ea265b6 - - 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 6bb00b15-b905-4139-bee7-4c48a51b3224.
2026-09-19 18:22:16.171 8 WARNING neutronclient.v2_0.client [None req-3ee068a5-3e3e-44cc-97e7-33ec615ee8fd 4cadf42b7bc34b538d294d1f716d2da5 8ac9b44110464a13a265e1013ea265b6 - - 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 6bb00b15-b905-4139-bee7-4c48a51b3224.
2026-09-19 18:23:14.344 8 ERROR nova.scheduler.utils [None req-4472f45c-233e-42ec-9ac3-e26c595ca49d 9cb210b3d22d494593822d546ca0252a fd29b0c3f2c0470693d67a2bb3119e1d - - default default] [instance: 146e3133-f3d5-48fc-819d-91a8daf07519] 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 146e3133-f3d5-48fc-819d-91a8daf07519 was re-scheduled: Failure running os_vif plugin plug method: No VIF plugin was found with the name ovs\n']
2026-09-19 18:23:14.345 8 WARNING nova.scheduler.utils [None req-4472f45c-233e-42ec-9ac3-e26c595ca49d 9cb210b3d22d494593822d546ca0252a fd29b0c3f2c0470693d67a2bb3119e1d - - default default] Failed to compute_task_build_instances: Exceeded maximum number of retries. Exhausted all hosts available for retrying build failures for instance 146e3133-f3d5-48fc-819d-91a8daf07519.: nova.exception.MaxRetriesExceeded: Exceeded maximum number of retries. Exhausted all hosts available for retrying build failures for instance 146e3133-f3d5-48fc-819d-91a8daf07519.
2026-09-19 18:23:14.346 8 WARNING nova.scheduler.utils [None req-4472f45c-233e-42ec-9ac3-e26c595ca49d 9cb210b3d22d494593822d546ca0252a fd29b0c3f2c0470693d67a2bb3119e1d - - default default] [instance: 146e3133-f3d5-48fc-819d-91a8daf07519] Setting instance to ERROR state.: nova.exception.MaxRetriesExceeded: Exceeded maximum number of retries. Exhausted all hosts available for retrying build failures for instance 146e3133-f3d5-48fc-819d-91a8daf07519.
2026-09-19 18:23:14.410 8 WARNING neutronclient.v2_0.client [None req-4472f45c-233e-42ec-9ac3-e26c595ca49d 9cb210b3d22d494593822d546ca0252a fd29b0c3f2c0470693d67a2bb3119e1d - - 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 146e3133-f3d5-48fc-819d-91a8daf07519.
2026-09-19 18:23:14.457 8 WARNING neutronclient.v2_0.client [None req-4472f45c-233e-42ec-9ac3-e26c595ca49d 9cb210b3d22d494593822d546ca0252a fd29b0c3f2c0470693d67a2bb3119e1d - - 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 146e3133-f3d5-48fc-819d-91a8daf07519.
2026-09-19 18:23:52.693 8 ERROR nova.scheduler.utils [None req-c76df2f1-aea1-4ba4-9a70-917bafde7151 8d07f813e8404cc6bf9bcd96275be2b9 c27bad4791c946e7add7f83eee1e2e49 - - default default] [instance: 88050919-721b-4b81-81b0-185c0300229e] 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 88050919-721b-4b81-81b0-185c0300229e was re-scheduled: Failure running os_vif plugin plug method: No VIF plugin was found with the name ovs\n']
2026-09-19 18:23:52.695 8 WARNING nova.scheduler.utils [None req-c76df2f1-aea1-4ba4-9a70-917bafde7151 8d07f813e8404cc6bf9bcd96275be2b9 c27bad4791c946e7add7f83eee1e2e49 - - default default] Failed to compute_task_build_instances: Exceeded maximum number of retries. Exhausted all hosts available for retrying build failures for instance 88050919-721b-4b81-81b0-185c0300229e.: nova.exception.MaxRetriesExceeded: Exceeded maximum number of retries. Exhausted all hosts available for retrying build failures for instance 88050919-721b-4b81-81b0-185c0300229e.
2026-09-19 18:23:52.695 8 WARNING nova.scheduler.utils [None req-c76df2f1-aea1-4ba4-9a70-917bafde7151 8d07f813e8404cc6bf9bcd96275be2b9 c27bad4791c946e7add7f83eee1e2e49 - - default default] [instance: 88050919-721b-4b81-81b0-185c0300229e] Setting instance to ERROR state.: nova.exception.MaxRetriesExceeded: Exceeded maximum number of retries. Exhausted all hosts available for retrying build failures for instance 88050919-721b-4b81-81b0-185c0300229e.
2026-09-19 18:23:52.757 8 WARNING neutronclient.v2_0.client [None req-c76df2f1-aea1-4ba4-9a70-917bafde7151 8d07f813e8404cc6bf9bcd96275be2b9 c27bad4791c946e7add7f83eee1e2e49 - - 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 88050919-721b-4b81-81b0-185c0300229e.
2026-09-19 18:23:53.393 8 WARNING neutronclient.v2_0.client [None req-c76df2f1-aea1-4ba4-9a70-917bafde7151 8d07f813e8404cc6bf9bcd96275be2b9 c27bad4791c946e7add7f83eee1e2e49 - - 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 88050919-721b-4b81-81b0-185c0300229e.
2026-09-19 18:24:53.019 8 ERROR nova.scheduler.utils [None req-acb80137-38d8-44d2-ba3e-19d14cfd32af 8596001dee0941cb816bd6909de42877 1512094effea4b9a9ecc69c80d9d62ef - - default default] [instance: 7dd817a0-d949-4fc8-a96c-5f0eb4d07b10] 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 7dd817a0-d949-4fc8-a96c-5f0eb4d07b10 was re-scheduled: Failure running os_vif plugin plug method: No VIF plugin was found with the name ovs\n']
2026-09-19 18:24:53.020 8 WARNING nova.scheduler.utils [None req-acb80137-38d8-44d2-ba3e-19d14cfd32af 8596001dee0941cb816bd6909de42877 1512094effea4b9a9ecc69c80d9d62ef - - default default] Failed to compute_task_build_instances: Exceeded maximum number of retries. Exhausted all hosts available for retrying build failures for instance 7dd817a0-d949-4fc8-a96c-5f0eb4d07b10.: nova.exception.MaxRetriesExceeded: Exceeded maximum number of retries. Exhausted all hosts available for retrying build failures for instance 7dd817a0-d949-4fc8-a96c-5f0eb4d07b10.
2026-09-19 18:24:53.021 8 WARNING nova.scheduler.utils [None req-acb80137-38d8-44d2-ba3e-19d14cfd32af 8596001dee0941cb816bd6909de42877 1512094effea4b9a9ecc69c80d9d62ef - - default default] [instance: 7dd817a0-d949-4fc8-a96c-5f0eb4d07b10] Setting instance to ERROR state.: nova.exception.MaxRetriesExceeded: Exceeded maximum number of retries. Exhausted all hosts available for retrying build failures for instance 7dd817a0-d949-4fc8-a96c-5f0eb4d07b10.
2026-09-19 18:24:53.096 8 WARNING neutronclient.v2_0.client [None req-acb80137-38d8-44d2-ba3e-19d14cfd32af 8596001dee0941cb816bd6909de42877 1512094effea4b9a9ecc69c80d9d62ef - - 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 7dd817a0-d949-4fc8-a96c-5f0eb4d07b10.
2026-09-19 18:24:53.160 8 WARNING neutronclient.v2_0.client [None req-acb80137-38d8-44d2-ba3e-19d14cfd32af 8596001dee0941cb816bd6909de42877 1512094effea4b9a9ecc69c80d9d62ef - - 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 7dd817a0-d949-4fc8-a96c-5f0eb4d07b10.
2026-09-19 18:25:24.794 8 ERROR nova.scheduler.utils [None req-e097055a-6259-4a1c-b91f-e4b716ef72fa bb8fafa522b24b69a34be866e2f1945a b6cfd04ef4f5473a86a6010d0b6e71af - - default default] [instance: 5e7fe372-f872-4dfb-bd04-4206f5fd121c] 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 5e7fe372-f872-4dfb-bd04-4206f5fd121c was re-scheduled: Failure running os_vif plugin plug method: No VIF plugin was found with the name ovs\n']
2026-09-19 18:25:24.794 8 WARNING nova.scheduler.utils [None req-e097055a-6259-4a1c-b91f-e4b716ef72fa bb8fafa522b24b69a34be866e2f1945a b6cfd04ef4f5473a86a6010d0b6e71af - - default default] Failed to compute_task_build_instances: Exceeded maximum number of retries. Exhausted all hosts available for retrying build failures for instance 5e7fe372-f872-4dfb-bd04-4206f5fd121c.: nova.exception.MaxRetriesExceeded: Exceeded maximum number of retries. Exhausted all hosts available for retrying build failures for instance 5e7fe372-f872-4dfb-bd04-4206f5fd121c.
2026-09-19 18:25:24.795 8 WARNING nova.scheduler.utils [None req-e097055a-6259-4a1c-b91f-e4b716ef72fa bb8fafa522b24b69a34be866e2f1945a b6cfd04ef4f5473a86a6010d0b6e71af - - default default] [instance: 5e7fe372-f872-4dfb-bd04-4206f5fd121c] Setting instance to ERROR state.: nova.exception.MaxRetriesExceeded: Exceeded maximum number of retries. Exhausted all hosts available for retrying build failures for instance 5e7fe372-f872-4dfb-bd04-4206f5fd121c.
2026-09-19 18:25:24.848 8 WARNING neutronclient.v2_0.client [None req-e097055a-6259-4a1c-b91f-e4b716ef72fa bb8fafa522b24b69a34be866e2f1945a b6cfd04ef4f5473a86a6010d0b6e71af - - 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 5e7fe372-f872-4dfb-bd04-4206f5fd121c.
2026-09-19 18:25:24.891 8 WARNING neutronclient.v2_0.client [None req-e097055a-6259-4a1c-b91f-e4b716ef72fa bb8fafa522b24b69a34be866e2f1945a b6cfd04ef4f5473a86a6010d0b6e71af - - 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 5e7fe372-f872-4dfb-bd04-4206f5fd121c.