+ exec nova-conductor --config-file /etc/nova/nova.conf
2026-07-09 17:22:19.072 1 INFO nova.utils [None req-94f94273-ac17-4fdb-a05a-33504372ace6 - - - - - -] The cell worker thread pool MainProcess.cell_worker is initialized
2026-07-09 17:22:19.257 1 INFO nova.utils [None req-94f94273-ac17-4fdb-a05a-33504372ace6 - - - - - -] The cell worker thread pool MainProcess.cell_worker is shutting down
2026-07-09 17:22:20.261 1 INFO nova.utils [None req-94f94273-ac17-4fdb-a05a-33504372ace6 - - - - - -] The cell worker thread pool MainProcess.cell_worker is closed
2026-07-09 17:22:20.264 1 WARNING oslo_service.backend._threading.service [None req-94f94273-ac17-4fdb-a05a-33504372ace6 - - - - - -] Service Service is not picklable with spawn; falling back to fork. Please make the service spawn-safe to avoid this fallback.
2026-07-09 17:22:20.279 1 WARNING oslo_config.cfg [None req-94f94273-ac17-4fdb-a05a-33504372ace6 - - - - - -] 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.
2026-07-09 17:22:20.335 11 INFO nova.service [-] Starting conductor node (version 33.1.0)
2026-07-09 17:22:20.342 13 INFO nova.service [-] Starting conductor node (version 33.1.0)
2026-07-09 17:41:37.572 13 WARNING oslo.service.backend._common.loopingcall [-] Function 'nova.servicegroup.drivers.db.DbDriver._report_state' run outlasted interval by 2.03 sec
2026-07-09 17:41:37.575 11 WARNING oslo.service.backend._common.loopingcall [-] Function 'nova.servicegroup.drivers.db.DbDriver._report_state' run outlasted interval by 2.03 sec
2026-07-09 17:42:29.246 11 WARNING oslo.service.backend._common.loopingcall [-] Function 'nova.servicegroup.drivers.db.DbDriver._report_state' run outlasted interval by 21.66 sec
2026-07-09 17:42:29.267 13 WARNING oslo.service.backend._common.loopingcall [-] Function 'nova.servicegroup.drivers.db.DbDriver._report_state' run outlasted interval by 21.65 sec
2026-07-09 17:42:41.500 13 WARNING oslo.service.backend._common.loopingcall [-] Function 'nova.servicegroup.drivers.db.DbDriver._report_state' run outlasted interval by 2.23 sec
2026-07-09 17:42:41.552 11 WARNING oslo.service.backend._common.loopingcall [-] Function 'nova.servicegroup.drivers.db.DbDriver._report_state' run outlasted interval by 2.31 sec
2026-07-09 18:07:57.091 11 INFO nova.utils [None req-b89a81ee-f2da-4fb5-b46d-27b42d232fca 5c53144752564834ac5f1e412db74273 a6e6155a19da461bb688a8b05ad420e5 - - default default] The cell worker thread pool ForkProcess-1.cell_worker is initialized
2026-07-09 18:07:57.162 13 INFO nova.utils [None req-5793ae52-0e6d-4ebe-97cf-ba1c0f799edf 3cb25112e8ad4958a2b4388436c3de75 1535930f1bac431cb0d1c6c083015dd2 - - default default] The cell worker thread pool ForkProcess-2.cell_worker is initialized
2026-07-09 18:07:57.247 11 INFO nova.compute.rpcapi [None req-2da0de27-1ad9-43d8-ad35-223fd6b37f32 - - - - - -] Automatically selected compute RPC version 6.5 from minimum service version 72
2026-07-09 18:07:57.336 13 INFO nova.compute.rpcapi [None req-0d9fa62c-f274-405f-981b-7ac5f137aca2 - - - - - -] Automatically selected compute RPC version 6.5 from minimum service version 72
2026-07-09 18:08:14.576 13 ERROR nova.scheduler.utils [None req-b89a81ee-f2da-4fb5-b46d-27b42d232fca 5c53144752564834ac5f1e412db74273 a6e6155a19da461bb688a8b05ad420e5 - - default default] [instance: e174c01c-df9e-40e0-bbbe-892b877d51b6] 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 452, 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 755, 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 4879, in spawn\n    self._create_guest_with_network(\n', '  File "/var/lib/openstack/lib/python3.12/site-packages/nova/virt/libvirt/driver.py", line 8471, 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 8444, 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 1511, 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 779, 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 759, 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 e174c01c-df9e-40e0-bbbe-892b877d51b6 was re-scheduled: Failure running os_vif plugin plug method: No VIF plugin was found with the name ovs\n']
2026-07-09 18:08:14.578 13 WARNING nova.scheduler.utils [None req-b89a81ee-f2da-4fb5-b46d-27b42d232fca 5c53144752564834ac5f1e412db74273 a6e6155a19da461bb688a8b05ad420e5 - - default default] Failed to compute_task_build_instances: Exceeded maximum number of retries. Exhausted all hosts available for retrying build failures for instance e174c01c-df9e-40e0-bbbe-892b877d51b6.: nova.exception.MaxRetriesExceeded: Exceeded maximum number of retries. Exhausted all hosts available for retrying build failures for instance e174c01c-df9e-40e0-bbbe-892b877d51b6.
2026-07-09 18:08:14.578 13 WARNING nova.scheduler.utils [None req-b89a81ee-f2da-4fb5-b46d-27b42d232fca 5c53144752564834ac5f1e412db74273 a6e6155a19da461bb688a8b05ad420e5 - - default default] [instance: e174c01c-df9e-40e0-bbbe-892b877d51b6] Setting instance to ERROR state.: nova.exception.MaxRetriesExceeded: Exceeded maximum number of retries. Exhausted all hosts available for retrying build failures for instance e174c01c-df9e-40e0-bbbe-892b877d51b6.
2026-07-09 18:08:14.741 13 WARNING neutronclient.v2_0.client [None req-b89a81ee-f2da-4fb5-b46d-27b42d232fca 5c53144752564834ac5f1e412db74273 a6e6155a19da461bb688a8b05ad420e5 - - 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 e174c01c-df9e-40e0-bbbe-892b877d51b6.
2026-07-09 18:08:15.211 11 ERROR nova.scheduler.utils [None req-5793ae52-0e6d-4ebe-97cf-ba1c0f799edf 3cb25112e8ad4958a2b4388436c3de75 1535930f1bac431cb0d1c6c083015dd2 - - default default] [instance: 53fb73eb-f3ca-44b2-9e82-523ac5c541a1] 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 452, 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 755, 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 4879, in spawn\n    self._create_guest_with_network(\n', '  File "/var/lib/openstack/lib/python3.12/site-packages/nova/virt/libvirt/driver.py", line 8471, 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 8444, 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 1511, 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 779, 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 759, 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 53fb73eb-f3ca-44b2-9e82-523ac5c541a1 was re-scheduled: Failure running os_vif plugin plug method: No VIF plugin was found with the name ovs\n']
2026-07-09 18:08:15.212 11 WARNING nova.scheduler.utils [None req-5793ae52-0e6d-4ebe-97cf-ba1c0f799edf 3cb25112e8ad4958a2b4388436c3de75 1535930f1bac431cb0d1c6c083015dd2 - - default default] Failed to compute_task_build_instances: Exceeded maximum number of retries. Exhausted all hosts available for retrying build failures for instance 53fb73eb-f3ca-44b2-9e82-523ac5c541a1.: nova.exception.MaxRetriesExceeded: Exceeded maximum number of retries. Exhausted all hosts available for retrying build failures for instance 53fb73eb-f3ca-44b2-9e82-523ac5c541a1.
2026-07-09 18:08:15.213 11 WARNING nova.scheduler.utils [None req-5793ae52-0e6d-4ebe-97cf-ba1c0f799edf 3cb25112e8ad4958a2b4388436c3de75 1535930f1bac431cb0d1c6c083015dd2 - - default default] [instance: 53fb73eb-f3ca-44b2-9e82-523ac5c541a1] Setting instance to ERROR state.: nova.exception.MaxRetriesExceeded: Exceeded maximum number of retries. Exhausted all hosts available for retrying build failures for instance 53fb73eb-f3ca-44b2-9e82-523ac5c541a1.
2026-07-09 18:08:15.292 13 WARNING neutronclient.v2_0.client [None req-b89a81ee-f2da-4fb5-b46d-27b42d232fca 5c53144752564834ac5f1e412db74273 a6e6155a19da461bb688a8b05ad420e5 - - 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 e174c01c-df9e-40e0-bbbe-892b877d51b6.
2026-07-09 18:08:15.318 11 WARNING neutronclient.v2_0.client [None req-5793ae52-0e6d-4ebe-97cf-ba1c0f799edf 3cb25112e8ad4958a2b4388436c3de75 1535930f1bac431cb0d1c6c083015dd2 - - 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 53fb73eb-f3ca-44b2-9e82-523ac5c541a1.
2026-07-09 18:08:15.894 11 WARNING neutronclient.v2_0.client [None req-5793ae52-0e6d-4ebe-97cf-ba1c0f799edf 3cb25112e8ad4958a2b4388436c3de75 1535930f1bac431cb0d1c6c083015dd2 - - 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 53fb73eb-f3ca-44b2-9e82-523ac5c541a1.
2026-07-09 18:08:33.428 13 ERROR nova.scheduler.utils [None req-65ee554f-a320-4fd6-b4b0-495bf89120ad 2c2e632d381f409699e7d72280fc124b 8aa5d747d49041e684ea2d004ed0fed3 - - default default] [instance: 2544c6df-9b3f-4953-befc-f595d63eee78] 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 452, 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 755, 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 4879, in spawn\n    self._create_guest_with_network(\n', '  File "/var/lib/openstack/lib/python3.12/site-packages/nova/virt/libvirt/driver.py", line 8471, 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 8444, 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 1511, 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 779, 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 759, 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 2544c6df-9b3f-4953-befc-f595d63eee78 was re-scheduled: Failure running os_vif plugin plug method: No VIF plugin was found with the name ovs\n']
2026-07-09 18:08:33.429 13 WARNING nova.scheduler.utils [None req-65ee554f-a320-4fd6-b4b0-495bf89120ad 2c2e632d381f409699e7d72280fc124b 8aa5d747d49041e684ea2d004ed0fed3 - - default default] Failed to compute_task_build_instances: Exceeded maximum number of retries. Exhausted all hosts available for retrying build failures for instance 2544c6df-9b3f-4953-befc-f595d63eee78.: nova.exception.MaxRetriesExceeded: Exceeded maximum number of retries. Exhausted all hosts available for retrying build failures for instance 2544c6df-9b3f-4953-befc-f595d63eee78.
2026-07-09 18:08:33.429 13 WARNING nova.scheduler.utils [None req-65ee554f-a320-4fd6-b4b0-495bf89120ad 2c2e632d381f409699e7d72280fc124b 8aa5d747d49041e684ea2d004ed0fed3 - - default default] [instance: 2544c6df-9b3f-4953-befc-f595d63eee78] Setting instance to ERROR state.: nova.exception.MaxRetriesExceeded: Exceeded maximum number of retries. Exhausted all hosts available for retrying build failures for instance 2544c6df-9b3f-4953-befc-f595d63eee78.
2026-07-09 18:08:33.479 13 WARNING neutronclient.v2_0.client [None req-65ee554f-a320-4fd6-b4b0-495bf89120ad 2c2e632d381f409699e7d72280fc124b 8aa5d747d49041e684ea2d004ed0fed3 - - 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 2544c6df-9b3f-4953-befc-f595d63eee78.
2026-07-09 18:08:33.515 13 WARNING neutronclient.v2_0.client [None req-65ee554f-a320-4fd6-b4b0-495bf89120ad 2c2e632d381f409699e7d72280fc124b 8aa5d747d49041e684ea2d004ed0fed3 - - 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 2544c6df-9b3f-4953-befc-f595d63eee78.
2026-07-09 18:08:58.361 11 ERROR nova.scheduler.utils [None req-9cb3808d-9a6d-4909-8fd2-5935191424df 937624da69984d88bfd9667d8ad6e253 a17bd4a4b9314382a580b4e0fcce5876 - - default default] [instance: 98df0929-1013-448c-9d34-b987d745df26] 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 452, 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 755, 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 4879, in spawn\n    self._create_guest_with_network(\n', '  File "/var/lib/openstack/lib/python3.12/site-packages/nova/virt/libvirt/driver.py", line 8471, 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 8444, 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 1511, 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 779, 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 759, 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 98df0929-1013-448c-9d34-b987d745df26 was re-scheduled: Failure running os_vif plugin plug method: No VIF plugin was found with the name ovs\n']
2026-07-09 18:08:58.362 11 WARNING nova.scheduler.utils [None req-9cb3808d-9a6d-4909-8fd2-5935191424df 937624da69984d88bfd9667d8ad6e253 a17bd4a4b9314382a580b4e0fcce5876 - - default default] Failed to compute_task_build_instances: Exceeded maximum number of retries. Exhausted all hosts available for retrying build failures for instance 98df0929-1013-448c-9d34-b987d745df26.: nova.exception.MaxRetriesExceeded: Exceeded maximum number of retries. Exhausted all hosts available for retrying build failures for instance 98df0929-1013-448c-9d34-b987d745df26.
2026-07-09 18:08:58.363 11 WARNING nova.scheduler.utils [None req-9cb3808d-9a6d-4909-8fd2-5935191424df 937624da69984d88bfd9667d8ad6e253 a17bd4a4b9314382a580b4e0fcce5876 - - default default] [instance: 98df0929-1013-448c-9d34-b987d745df26] Setting instance to ERROR state.: nova.exception.MaxRetriesExceeded: Exceeded maximum number of retries. Exhausted all hosts available for retrying build failures for instance 98df0929-1013-448c-9d34-b987d745df26.
2026-07-09 18:08:58.423 11 WARNING neutronclient.v2_0.client [None req-9cb3808d-9a6d-4909-8fd2-5935191424df 937624da69984d88bfd9667d8ad6e253 a17bd4a4b9314382a580b4e0fcce5876 - - 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 98df0929-1013-448c-9d34-b987d745df26.
2026-07-09 18:08:58.908 11 WARNING neutronclient.v2_0.client [None req-9cb3808d-9a6d-4909-8fd2-5935191424df 937624da69984d88bfd9667d8ad6e253 a17bd4a4b9314382a580b4e0fcce5876 - - 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 98df0929-1013-448c-9d34-b987d745df26.
2026-07-09 18:09:41.917 11 ERROR nova.scheduler.utils [None req-e2dafc31-6f3f-4eab-8341-696562632d6d 79b1041ddc7a4d87bf927f8577c250c6 ee2e62c92ec046b2a099b2dedd8e111f - - default default] [instance: a97d77b6-106f-4ab0-b901-dfa2115abb88] 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 452, 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 755, 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 4879, in spawn\n    self._create_guest_with_network(\n', '  File "/var/lib/openstack/lib/python3.12/site-packages/nova/virt/libvirt/driver.py", line 8471, 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 8444, 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 1511, 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 779, 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 759, 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 a97d77b6-106f-4ab0-b901-dfa2115abb88 was re-scheduled: Failure running os_vif plugin plug method: No VIF plugin was found with the name ovs\n']
2026-07-09 18:09:41.918 11 WARNING nova.scheduler.utils [None req-e2dafc31-6f3f-4eab-8341-696562632d6d 79b1041ddc7a4d87bf927f8577c250c6 ee2e62c92ec046b2a099b2dedd8e111f - - default default] Failed to compute_task_build_instances: Exceeded maximum number of retries. Exhausted all hosts available for retrying build failures for instance a97d77b6-106f-4ab0-b901-dfa2115abb88.: nova.exception.MaxRetriesExceeded: Exceeded maximum number of retries. Exhausted all hosts available for retrying build failures for instance a97d77b6-106f-4ab0-b901-dfa2115abb88.
2026-07-09 18:09:41.918 11 WARNING nova.scheduler.utils [None req-e2dafc31-6f3f-4eab-8341-696562632d6d 79b1041ddc7a4d87bf927f8577c250c6 ee2e62c92ec046b2a099b2dedd8e111f - - default default] [instance: a97d77b6-106f-4ab0-b901-dfa2115abb88] Setting instance to ERROR state.: nova.exception.MaxRetriesExceeded: Exceeded maximum number of retries. Exhausted all hosts available for retrying build failures for instance a97d77b6-106f-4ab0-b901-dfa2115abb88.
2026-07-09 18:09:41.975 11 WARNING neutronclient.v2_0.client [None req-e2dafc31-6f3f-4eab-8341-696562632d6d 79b1041ddc7a4d87bf927f8577c250c6 ee2e62c92ec046b2a099b2dedd8e111f - - 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 a97d77b6-106f-4ab0-b901-dfa2115abb88.
2026-07-09 18:09:42.017 11 WARNING neutronclient.v2_0.client [None req-e2dafc31-6f3f-4eab-8341-696562632d6d 79b1041ddc7a4d87bf927f8577c250c6 ee2e62c92ec046b2a099b2dedd8e111f - - 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 a97d77b6-106f-4ab0-b901-dfa2115abb88.
2026-07-09 18:10:19.075 13 ERROR nova.scheduler.utils [None req-73a9f3ff-fcfc-42f7-a68b-880744745565 f6c753ff19f54853a17c2df1b2f31983 01cb2b5da244492aad7df3cb3e320ca8 - - default default] [instance: 267e1f67-926f-4152-8914-6c1f82c9f293] 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 452, 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 755, 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 4879, in spawn\n    self._create_guest_with_network(\n', '  File "/var/lib/openstack/lib/python3.12/site-packages/nova/virt/libvirt/driver.py", line 8471, 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 8444, 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 1511, 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 779, 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 759, 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 267e1f67-926f-4152-8914-6c1f82c9f293 was re-scheduled: Failure running os_vif plugin plug method: No VIF plugin was found with the name ovs\n']
2026-07-09 18:10:19.077 13 WARNING nova.scheduler.utils [None req-73a9f3ff-fcfc-42f7-a68b-880744745565 f6c753ff19f54853a17c2df1b2f31983 01cb2b5da244492aad7df3cb3e320ca8 - - default default] Failed to compute_task_build_instances: Exceeded maximum number of retries. Exhausted all hosts available for retrying build failures for instance 267e1f67-926f-4152-8914-6c1f82c9f293.: nova.exception.MaxRetriesExceeded: Exceeded maximum number of retries. Exhausted all hosts available for retrying build failures for instance 267e1f67-926f-4152-8914-6c1f82c9f293.
2026-07-09 18:10:19.077 13 WARNING nova.scheduler.utils [None req-73a9f3ff-fcfc-42f7-a68b-880744745565 f6c753ff19f54853a17c2df1b2f31983 01cb2b5da244492aad7df3cb3e320ca8 - - default default] [instance: 267e1f67-926f-4152-8914-6c1f82c9f293] Setting instance to ERROR state.: nova.exception.MaxRetriesExceeded: Exceeded maximum number of retries. Exhausted all hosts available for retrying build failures for instance 267e1f67-926f-4152-8914-6c1f82c9f293.
2026-07-09 18:10:19.123 13 WARNING neutronclient.v2_0.client [None req-73a9f3ff-fcfc-42f7-a68b-880744745565 f6c753ff19f54853a17c2df1b2f31983 01cb2b5da244492aad7df3cb3e320ca8 - - 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 267e1f67-926f-4152-8914-6c1f82c9f293.
2026-07-09 18:10:19.159 13 WARNING neutronclient.v2_0.client [None req-73a9f3ff-fcfc-42f7-a68b-880744745565 f6c753ff19f54853a17c2df1b2f31983 01cb2b5da244492aad7df3cb3e320ca8 - - 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 267e1f67-926f-4152-8914-6c1f82c9f293.
2026-07-09 18:11:05.608 11 ERROR nova.scheduler.utils [None req-ecd259d9-020e-4716-8fb3-9148ca06f0ff c5b45911b8394f87a02c7b4ec2d34f62 553b2ca67abc4428943ff609f925c5a8 - - default default] [instance: 136ec8ba-ae19-48ab-b805-76f0dd5db99a] 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 452, 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 755, 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 4879, in spawn\n    self._create_guest_with_network(\n', '  File "/var/lib/openstack/lib/python3.12/site-packages/nova/virt/libvirt/driver.py", line 8471, 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 8444, 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 1511, 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 779, 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 759, 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 136ec8ba-ae19-48ab-b805-76f0dd5db99a was re-scheduled: Failure running os_vif plugin plug method: No VIF plugin was found with the name ovs\n']
2026-07-09 18:11:05.610 11 WARNING nova.scheduler.utils [None req-ecd259d9-020e-4716-8fb3-9148ca06f0ff c5b45911b8394f87a02c7b4ec2d34f62 553b2ca67abc4428943ff609f925c5a8 - - default default] Failed to compute_task_build_instances: Exceeded maximum number of retries. Exhausted all hosts available for retrying build failures for instance 136ec8ba-ae19-48ab-b805-76f0dd5db99a.: nova.exception.MaxRetriesExceeded: Exceeded maximum number of retries. Exhausted all hosts available for retrying build failures for instance 136ec8ba-ae19-48ab-b805-76f0dd5db99a.
2026-07-09 18:11:05.610 11 WARNING nova.scheduler.utils [None req-ecd259d9-020e-4716-8fb3-9148ca06f0ff c5b45911b8394f87a02c7b4ec2d34f62 553b2ca67abc4428943ff609f925c5a8 - - default default] [instance: 136ec8ba-ae19-48ab-b805-76f0dd5db99a] Setting instance to ERROR state.: nova.exception.MaxRetriesExceeded: Exceeded maximum number of retries. Exhausted all hosts available for retrying build failures for instance 136ec8ba-ae19-48ab-b805-76f0dd5db99a.
2026-07-09 18:11:05.670 11 WARNING neutronclient.v2_0.client [None req-ecd259d9-020e-4716-8fb3-9148ca06f0ff c5b45911b8394f87a02c7b4ec2d34f62 553b2ca67abc4428943ff609f925c5a8 - - 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 136ec8ba-ae19-48ab-b805-76f0dd5db99a.
2026-07-09 18:11:05.917 11 WARNING neutronclient.v2_0.client [None req-ecd259d9-020e-4716-8fb3-9148ca06f0ff c5b45911b8394f87a02c7b4ec2d34f62 553b2ca67abc4428943ff609f925c5a8 - - 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 136ec8ba-ae19-48ab-b805-76f0dd5db99a.
2026-07-09 18:12:03.991 11 ERROR nova.scheduler.utils [None req-53bf4a27-9258-4a52-915f-e65dd75fb262 6b63f1473e7442019febc1d05679a3ca 298c07127559456290343a4a562d3433 - - default default] [instance: 47b0bf80-21de-440a-970d-336b5bce826b] 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 452, 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 755, 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 4879, in spawn\n    self._create_guest_with_network(\n', '  File "/var/lib/openstack/lib/python3.12/site-packages/nova/virt/libvirt/driver.py", line 8471, 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 8444, 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 1511, 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 779, 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 759, 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 47b0bf80-21de-440a-970d-336b5bce826b was re-scheduled: Failure running os_vif plugin plug method: No VIF plugin was found with the name ovs\n']
2026-07-09 18:12:03.992 11 WARNING nova.scheduler.utils [None req-53bf4a27-9258-4a52-915f-e65dd75fb262 6b63f1473e7442019febc1d05679a3ca 298c07127559456290343a4a562d3433 - - default default] Failed to compute_task_build_instances: Exceeded maximum number of retries. Exhausted all hosts available for retrying build failures for instance 47b0bf80-21de-440a-970d-336b5bce826b.: nova.exception.MaxRetriesExceeded: Exceeded maximum number of retries. Exhausted all hosts available for retrying build failures for instance 47b0bf80-21de-440a-970d-336b5bce826b.
2026-07-09 18:12:03.993 11 WARNING nova.scheduler.utils [None req-53bf4a27-9258-4a52-915f-e65dd75fb262 6b63f1473e7442019febc1d05679a3ca 298c07127559456290343a4a562d3433 - - default default] [instance: 47b0bf80-21de-440a-970d-336b5bce826b] Setting instance to ERROR state.: nova.exception.MaxRetriesExceeded: Exceeded maximum number of retries. Exhausted all hosts available for retrying build failures for instance 47b0bf80-21de-440a-970d-336b5bce826b.
2026-07-09 18:12:04.051 11 WARNING neutronclient.v2_0.client [None req-53bf4a27-9258-4a52-915f-e65dd75fb262 6b63f1473e7442019febc1d05679a3ca 298c07127559456290343a4a562d3433 - - 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 47b0bf80-21de-440a-970d-336b5bce826b.
2026-07-09 18:12:04.090 11 WARNING neutronclient.v2_0.client [None req-53bf4a27-9258-4a52-915f-e65dd75fb262 6b63f1473e7442019febc1d05679a3ca 298c07127559456290343a4a562d3433 - - 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 47b0bf80-21de-440a-970d-336b5bce826b.
2026-07-09 18:12:08.383 13 ERROR nova.scheduler.utils [None req-4d028138-ea4c-41cc-9ed0-fdd5909418f7 bef59ad3d0b4404caf30e3f028281a57 1b0602c582184c49b6ab10b5dee704c1 - - default default] [instance: c1cf3e3d-b7df-4053-8062-e0b8963262d9] 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 452, 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 755, 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 4879, in spawn\n    self._create_guest_with_network(\n', '  File "/var/lib/openstack/lib/python3.12/site-packages/nova/virt/libvirt/driver.py", line 8471, 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 8444, 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 1511, 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 779, 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 759, 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 c1cf3e3d-b7df-4053-8062-e0b8963262d9 was re-scheduled: Failure running os_vif plugin plug method: No VIF plugin was found with the name ovs\n']
2026-07-09 18:12:08.384 13 WARNING nova.scheduler.utils [None req-4d028138-ea4c-41cc-9ed0-fdd5909418f7 bef59ad3d0b4404caf30e3f028281a57 1b0602c582184c49b6ab10b5dee704c1 - - default default] Failed to compute_task_build_instances: Exceeded maximum number of retries. Exhausted all hosts available for retrying build failures for instance c1cf3e3d-b7df-4053-8062-e0b8963262d9.: nova.exception.MaxRetriesExceeded: Exceeded maximum number of retries. Exhausted all hosts available for retrying build failures for instance c1cf3e3d-b7df-4053-8062-e0b8963262d9.
2026-07-09 18:12:08.384 13 WARNING nova.scheduler.utils [None req-4d028138-ea4c-41cc-9ed0-fdd5909418f7 bef59ad3d0b4404caf30e3f028281a57 1b0602c582184c49b6ab10b5dee704c1 - - default default] [instance: c1cf3e3d-b7df-4053-8062-e0b8963262d9] Setting instance to ERROR state.: nova.exception.MaxRetriesExceeded: Exceeded maximum number of retries. Exhausted all hosts available for retrying build failures for instance c1cf3e3d-b7df-4053-8062-e0b8963262d9.
2026-07-09 18:12:08.434 13 WARNING neutronclient.v2_0.client [None req-4d028138-ea4c-41cc-9ed0-fdd5909418f7 bef59ad3d0b4404caf30e3f028281a57 1b0602c582184c49b6ab10b5dee704c1 - - 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 c1cf3e3d-b7df-4053-8062-e0b8963262d9.
2026-07-09 18:12:08.467 13 WARNING neutronclient.v2_0.client [None req-4d028138-ea4c-41cc-9ed0-fdd5909418f7 bef59ad3d0b4404caf30e3f028281a57 1b0602c582184c49b6ab10b5dee704c1 - - 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 c1cf3e3d-b7df-4053-8062-e0b8963262d9.
2026-07-09 18:13:47.170 13 ERROR nova.scheduler.utils [None req-a982faa0-33f7-4567-a617-615a100d0d95 2cb69b921dae4fa89912f5fed02d6981 3b04f21a809b4c60b0f09c00b2b65170 - - default default] [instance: d06fecb3-9066-48a5-b7db-e77c81237c09] 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 452, 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 755, 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 4879, in spawn\n    self._create_guest_with_network(\n', '  File "/var/lib/openstack/lib/python3.12/site-packages/nova/virt/libvirt/driver.py", line 8471, 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 8444, 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 1511, 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 779, 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 759, 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 d06fecb3-9066-48a5-b7db-e77c81237c09 was re-scheduled: Failure running os_vif plugin plug method: No VIF plugin was found with the name ovs\n']
2026-07-09 18:13:47.171 13 WARNING nova.scheduler.utils [None req-a982faa0-33f7-4567-a617-615a100d0d95 2cb69b921dae4fa89912f5fed02d6981 3b04f21a809b4c60b0f09c00b2b65170 - - default default] Failed to compute_task_build_instances: Exceeded maximum number of retries. Exhausted all hosts available for retrying build failures for instance d06fecb3-9066-48a5-b7db-e77c81237c09.: nova.exception.MaxRetriesExceeded: Exceeded maximum number of retries. Exhausted all hosts available for retrying build failures for instance d06fecb3-9066-48a5-b7db-e77c81237c09.
2026-07-09 18:13:47.171 13 WARNING nova.scheduler.utils [None req-a982faa0-33f7-4567-a617-615a100d0d95 2cb69b921dae4fa89912f5fed02d6981 3b04f21a809b4c60b0f09c00b2b65170 - - default default] [instance: d06fecb3-9066-48a5-b7db-e77c81237c09] Setting instance to ERROR state.: nova.exception.MaxRetriesExceeded: Exceeded maximum number of retries. Exhausted all hosts available for retrying build failures for instance d06fecb3-9066-48a5-b7db-e77c81237c09.
2026-07-09 18:13:47.222 13 WARNING neutronclient.v2_0.client [None req-a982faa0-33f7-4567-a617-615a100d0d95 2cb69b921dae4fa89912f5fed02d6981 3b04f21a809b4c60b0f09c00b2b65170 - - 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 d06fecb3-9066-48a5-b7db-e77c81237c09.
2026-07-09 18:13:47.309 13 WARNING neutronclient.v2_0.client [None req-a982faa0-33f7-4567-a617-615a100d0d95 2cb69b921dae4fa89912f5fed02d6981 3b04f21a809b4c60b0f09c00b2b65170 - - 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 d06fecb3-9066-48a5-b7db-e77c81237c09.