+ exec nova-conductor --config-file /etc/nova/nova.conf
2026-07-17 18:45:11.187 1 INFO nova.utils [None req-625871ba-b017-4640-aac3-f726160428ee - - - - - -] The cell worker thread pool MainProcess.cell_worker is initialized
2026-07-17 18:45:11.358 1 INFO nova.utils [None req-625871ba-b017-4640-aac3-f726160428ee - - - - - -] The cell worker thread pool MainProcess.cell_worker is shutting down
2026-07-17 18:45:12.358 1 INFO nova.utils [None req-625871ba-b017-4640-aac3-f726160428ee - - - - - -] The cell worker thread pool MainProcess.cell_worker is closed
2026-07-17 18:45:12.363 1 WARNING oslo_service.backend._threading.service [None req-625871ba-b017-4640-aac3-f726160428ee - - - - - -] Service Service is not picklable with spawn; falling back to fork. Please make the service spawn-safe to avoid this fallback.
2026-07-17 18:45:12.371 1 WARNING oslo_config.cfg [None req-625871ba-b017-4640-aac3-f726160428ee - - - - - -] 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.
2026-07-17 18:45:12.417 10 INFO nova.service [-] Starting conductor node (version 33.1.0)
2026-07-17 18:45:12.427 12 INFO nova.service [-] Starting conductor node (version 33.1.0)
2026-07-17 19:05:09.740 10 WARNING oslo.service.backend._common.loopingcall [-] Function 'nova.servicegroup.drivers.db.DbDriver._report_state' run outlasted interval by 2.16 sec
2026-07-17 19:05:09.740 12 WARNING oslo.service.backend._common.loopingcall [-] Function 'nova.servicegroup.drivers.db.DbDriver._report_state' run outlasted interval by 2.15 sec
2026-07-17 19:05:56.367 10 WARNING oslo.service.backend._common.loopingcall [-] Function 'nova.servicegroup.drivers.db.DbDriver._report_state' run outlasted interval by 6.63 sec
2026-07-17 19:05:57.816 12 WARNING oslo.service.backend._common.loopingcall [-] Function 'nova.servicegroup.drivers.db.DbDriver._report_state' run outlasted interval by 8.07 sec
2026-07-17 19:31:19.510 10 INFO nova.utils [None req-13548a78-8e9b-4f48-b0bb-ee7d97d8e358 0748879eb5e64c379874059d38f0feca 0d8e84da9b184c75ba496d0be05e1380 - - default default] The cell worker thread pool ForkProcess-1.cell_worker is initialized
2026-07-17 19:31:19.668 10 INFO nova.compute.rpcapi [None req-27ffcffe-c774-4442-aff6-67c9db382a4f - - - - - -] Automatically selected compute RPC version 6.5 from minimum service version 72
2026-07-17 19:31:25.282 12 INFO nova.utils [None req-26cb45e4-c98d-4977-b79a-a032267dbbea 79b10d55a008491cb8b4a815f6eb03ba 3dd4f4d981064929ac2ab42062a87008 - - default default] The cell worker thread pool ForkProcess-2.cell_worker is initialized
2026-07-17 19:31:25.472 12 INFO nova.compute.rpcapi [None req-fe7e2c67-2869-4e18-93bd-91c84a8732e6 - - - - - -] Automatically selected compute RPC version 6.5 from minimum service version 72
2026-07-17 19:31:34.836 10 ERROR nova.scheduler.utils [None req-13548a78-8e9b-4f48-b0bb-ee7d97d8e358 0748879eb5e64c379874059d38f0feca 0d8e84da9b184c75ba496d0be05e1380 - - default default] [instance: 34447edd-dcc8-455b-b1f1-c8bae78df94f] 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 2723, 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 5018, in spawn\n    self._create_guest_with_network(\n', '  File "/var/lib/openstack/lib/python3.12/site-packages/nova/virt/libvirt/driver.py", line 8610, 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 8583, 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 1650, 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 2538, 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 2831, in _build_and_run_instance\n    raise exception.RescheduledException(\n', 'nova.exception.RescheduledException: Build of instance 34447edd-dcc8-455b-b1f1-c8bae78df94f was re-scheduled: Failure running os_vif plugin plug method: No VIF plugin was found with the name ovs\n']
2026-07-17 19:31:34.838 10 WARNING nova.scheduler.utils [None req-13548a78-8e9b-4f48-b0bb-ee7d97d8e358 0748879eb5e64c379874059d38f0feca 0d8e84da9b184c75ba496d0be05e1380 - - default default] Failed to compute_task_build_instances: Exceeded maximum number of retries. Exhausted all hosts available for retrying build failures for instance 34447edd-dcc8-455b-b1f1-c8bae78df94f.: nova.exception.MaxRetriesExceeded: Exceeded maximum number of retries. Exhausted all hosts available for retrying build failures for instance 34447edd-dcc8-455b-b1f1-c8bae78df94f.
2026-07-17 19:31:34.838 10 WARNING nova.scheduler.utils [None req-13548a78-8e9b-4f48-b0bb-ee7d97d8e358 0748879eb5e64c379874059d38f0feca 0d8e84da9b184c75ba496d0be05e1380 - - default default] [instance: 34447edd-dcc8-455b-b1f1-c8bae78df94f] Setting instance to ERROR state.: nova.exception.MaxRetriesExceeded: Exceeded maximum number of retries. Exhausted all hosts available for retrying build failures for instance 34447edd-dcc8-455b-b1f1-c8bae78df94f.
2026-07-17 19:31:35.001 10 WARNING neutronclient.v2_0.client [None req-13548a78-8e9b-4f48-b0bb-ee7d97d8e358 0748879eb5e64c379874059d38f0feca 0d8e84da9b184c75ba496d0be05e1380 - - 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 34447edd-dcc8-455b-b1f1-c8bae78df94f.
2026-07-17 19:31:35.617 10 WARNING neutronclient.v2_0.client [None req-13548a78-8e9b-4f48-b0bb-ee7d97d8e358 0748879eb5e64c379874059d38f0feca 0d8e84da9b184c75ba496d0be05e1380 - - 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 34447edd-dcc8-455b-b1f1-c8bae78df94f.
2026-07-17 19:31:39.620 12 ERROR nova.scheduler.utils [None req-26cb45e4-c98d-4977-b79a-a032267dbbea 79b10d55a008491cb8b4a815f6eb03ba 3dd4f4d981064929ac2ab42062a87008 - - default default] [instance: 4198b531-66ab-461e-9ed0-fa81b9ff0ca0] 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 2723, 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 5018, in spawn\n    self._create_guest_with_network(\n', '  File "/var/lib/openstack/lib/python3.12/site-packages/nova/virt/libvirt/driver.py", line 8610, 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 8583, 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 1650, 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 2538, 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 2831, in _build_and_run_instance\n    raise exception.RescheduledException(\n', 'nova.exception.RescheduledException: Build of instance 4198b531-66ab-461e-9ed0-fa81b9ff0ca0 was re-scheduled: Failure running os_vif plugin plug method: No VIF plugin was found with the name ovs\n']
2026-07-17 19:31:39.625 12 WARNING nova.scheduler.utils [None req-26cb45e4-c98d-4977-b79a-a032267dbbea 79b10d55a008491cb8b4a815f6eb03ba 3dd4f4d981064929ac2ab42062a87008 - - default default] Failed to compute_task_build_instances: Exceeded maximum number of retries. Exhausted all hosts available for retrying build failures for instance 4198b531-66ab-461e-9ed0-fa81b9ff0ca0.: nova.exception.MaxRetriesExceeded: Exceeded maximum number of retries. Exhausted all hosts available for retrying build failures for instance 4198b531-66ab-461e-9ed0-fa81b9ff0ca0.
2026-07-17 19:31:39.625 12 WARNING nova.scheduler.utils [None req-26cb45e4-c98d-4977-b79a-a032267dbbea 79b10d55a008491cb8b4a815f6eb03ba 3dd4f4d981064929ac2ab42062a87008 - - default default] [instance: 4198b531-66ab-461e-9ed0-fa81b9ff0ca0] Setting instance to ERROR state.: nova.exception.MaxRetriesExceeded: Exceeded maximum number of retries. Exhausted all hosts available for retrying build failures for instance 4198b531-66ab-461e-9ed0-fa81b9ff0ca0.
2026-07-17 19:31:39.739 12 WARNING neutronclient.v2_0.client [None req-26cb45e4-c98d-4977-b79a-a032267dbbea 79b10d55a008491cb8b4a815f6eb03ba 3dd4f4d981064929ac2ab42062a87008 - - 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 4198b531-66ab-461e-9ed0-fa81b9ff0ca0.
2026-07-17 19:31:40.490 12 WARNING neutronclient.v2_0.client [None req-26cb45e4-c98d-4977-b79a-a032267dbbea 79b10d55a008491cb8b4a815f6eb03ba 3dd4f4d981064929ac2ab42062a87008 - - 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 4198b531-66ab-461e-9ed0-fa81b9ff0ca0.
2026-07-17 19:31:45.505 12 ERROR nova.scheduler.utils [None req-2fd30df3-23e2-4225-b344-1b63d552c5a3 57c3b314f68f45389ed7b4b58186fe02 e7fca1643f5b4d6eb64e60ed6f544da2 - - default default] [instance: eedae602-d1da-4b17-8500-8ae4dea00f3b] 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 2723, 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 5018, in spawn\n    self._create_guest_with_network(\n', '  File "/var/lib/openstack/lib/python3.12/site-packages/nova/virt/libvirt/driver.py", line 8610, 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 8583, 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 1650, 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 2538, 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 2831, in _build_and_run_instance\n    raise exception.RescheduledException(\n', 'nova.exception.RescheduledException: Build of instance eedae602-d1da-4b17-8500-8ae4dea00f3b was re-scheduled: Failure running os_vif plugin plug method: No VIF plugin was found with the name ovs\n']
2026-07-17 19:31:45.506 12 WARNING nova.scheduler.utils [None req-2fd30df3-23e2-4225-b344-1b63d552c5a3 57c3b314f68f45389ed7b4b58186fe02 e7fca1643f5b4d6eb64e60ed6f544da2 - - default default] Failed to compute_task_build_instances: Exceeded maximum number of retries. Exhausted all hosts available for retrying build failures for instance eedae602-d1da-4b17-8500-8ae4dea00f3b.: nova.exception.MaxRetriesExceeded: Exceeded maximum number of retries. Exhausted all hosts available for retrying build failures for instance eedae602-d1da-4b17-8500-8ae4dea00f3b.
2026-07-17 19:31:45.506 12 WARNING nova.scheduler.utils [None req-2fd30df3-23e2-4225-b344-1b63d552c5a3 57c3b314f68f45389ed7b4b58186fe02 e7fca1643f5b4d6eb64e60ed6f544da2 - - default default] [instance: eedae602-d1da-4b17-8500-8ae4dea00f3b] Setting instance to ERROR state.: nova.exception.MaxRetriesExceeded: Exceeded maximum number of retries. Exhausted all hosts available for retrying build failures for instance eedae602-d1da-4b17-8500-8ae4dea00f3b.
2026-07-17 19:31:45.559 12 WARNING neutronclient.v2_0.client [None req-2fd30df3-23e2-4225-b344-1b63d552c5a3 57c3b314f68f45389ed7b4b58186fe02 e7fca1643f5b4d6eb64e60ed6f544da2 - - 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 eedae602-d1da-4b17-8500-8ae4dea00f3b.
2026-07-17 19:31:46.027 12 WARNING neutronclient.v2_0.client [None req-2fd30df3-23e2-4225-b344-1b63d552c5a3 57c3b314f68f45389ed7b4b58186fe02 e7fca1643f5b4d6eb64e60ed6f544da2 - - 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 eedae602-d1da-4b17-8500-8ae4dea00f3b.
2026-07-17 19:32:07.199 12 ERROR nova.scheduler.utils [None req-431153b0-8b62-4528-8665-2b940207f186 57585ba1ec3e45e495f9f73c0983aec5 db8fa5c6aad648ffb3cdb55788a2de20 - - default default] [instance: 3fd7d848-d4f3-4562-8131-5ff8dddb520f] 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 2723, 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 5018, in spawn\n    self._create_guest_with_network(\n', '  File "/var/lib/openstack/lib/python3.12/site-packages/nova/virt/libvirt/driver.py", line 8610, 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 8583, 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 1650, 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 2538, 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 2831, in _build_and_run_instance\n    raise exception.RescheduledException(\n', 'nova.exception.RescheduledException: Build of instance 3fd7d848-d4f3-4562-8131-5ff8dddb520f was re-scheduled: Failure running os_vif plugin plug method: No VIF plugin was found with the name ovs\n']
2026-07-17 19:32:07.200 12 WARNING nova.scheduler.utils [None req-431153b0-8b62-4528-8665-2b940207f186 57585ba1ec3e45e495f9f73c0983aec5 db8fa5c6aad648ffb3cdb55788a2de20 - - default default] Failed to compute_task_build_instances: Exceeded maximum number of retries. Exhausted all hosts available for retrying build failures for instance 3fd7d848-d4f3-4562-8131-5ff8dddb520f.: nova.exception.MaxRetriesExceeded: Exceeded maximum number of retries. Exhausted all hosts available for retrying build failures for instance 3fd7d848-d4f3-4562-8131-5ff8dddb520f.
2026-07-17 19:32:07.201 12 WARNING nova.scheduler.utils [None req-431153b0-8b62-4528-8665-2b940207f186 57585ba1ec3e45e495f9f73c0983aec5 db8fa5c6aad648ffb3cdb55788a2de20 - - default default] [instance: 3fd7d848-d4f3-4562-8131-5ff8dddb520f] Setting instance to ERROR state.: nova.exception.MaxRetriesExceeded: Exceeded maximum number of retries. Exhausted all hosts available for retrying build failures for instance 3fd7d848-d4f3-4562-8131-5ff8dddb520f.
2026-07-17 19:32:07.278 12 WARNING neutronclient.v2_0.client [None req-431153b0-8b62-4528-8665-2b940207f186 57585ba1ec3e45e495f9f73c0983aec5 db8fa5c6aad648ffb3cdb55788a2de20 - - 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 3fd7d848-d4f3-4562-8131-5ff8dddb520f.
2026-07-17 19:32:07.310 12 WARNING neutronclient.v2_0.client [None req-431153b0-8b62-4528-8665-2b940207f186 57585ba1ec3e45e495f9f73c0983aec5 db8fa5c6aad648ffb3cdb55788a2de20 - - 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 3fd7d848-d4f3-4562-8131-5ff8dddb520f.
2026-07-17 19:32:17.784 12 ERROR nova.scheduler.utils [None req-5705d5b6-8066-488d-a0c9-e534b29f4181 9e118dc4356d43ab91a8c9d9fdf56024 809efb851d0749b1ba4a3d4fbdc07f40 - - default default] [instance: 1509117d-4da9-489f-b774-a5a904e9cf0e] 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 2723, 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 5018, in spawn\n    self._create_guest_with_network(\n', '  File "/var/lib/openstack/lib/python3.12/site-packages/nova/virt/libvirt/driver.py", line 8610, 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 8583, 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 1650, 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 2538, 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 2831, in _build_and_run_instance\n    raise exception.RescheduledException(\n', 'nova.exception.RescheduledException: Build of instance 1509117d-4da9-489f-b774-a5a904e9cf0e was re-scheduled: Failure running os_vif plugin plug method: No VIF plugin was found with the name ovs\n']
2026-07-17 19:32:17.785 12 WARNING nova.scheduler.utils [None req-5705d5b6-8066-488d-a0c9-e534b29f4181 9e118dc4356d43ab91a8c9d9fdf56024 809efb851d0749b1ba4a3d4fbdc07f40 - - default default] Failed to compute_task_build_instances: Exceeded maximum number of retries. Exhausted all hosts available for retrying build failures for instance 1509117d-4da9-489f-b774-a5a904e9cf0e.: nova.exception.MaxRetriesExceeded: Exceeded maximum number of retries. Exhausted all hosts available for retrying build failures for instance 1509117d-4da9-489f-b774-a5a904e9cf0e.
2026-07-17 19:32:17.785 12 WARNING nova.scheduler.utils [None req-5705d5b6-8066-488d-a0c9-e534b29f4181 9e118dc4356d43ab91a8c9d9fdf56024 809efb851d0749b1ba4a3d4fbdc07f40 - - default default] [instance: 1509117d-4da9-489f-b774-a5a904e9cf0e] Setting instance to ERROR state.: nova.exception.MaxRetriesExceeded: Exceeded maximum number of retries. Exhausted all hosts available for retrying build failures for instance 1509117d-4da9-489f-b774-a5a904e9cf0e.
2026-07-17 19:32:17.874 12 WARNING neutronclient.v2_0.client [None req-5705d5b6-8066-488d-a0c9-e534b29f4181 9e118dc4356d43ab91a8c9d9fdf56024 809efb851d0749b1ba4a3d4fbdc07f40 - - 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 1509117d-4da9-489f-b774-a5a904e9cf0e.
2026-07-17 19:32:17.970 12 WARNING neutronclient.v2_0.client [None req-5705d5b6-8066-488d-a0c9-e534b29f4181 9e118dc4356d43ab91a8c9d9fdf56024 809efb851d0749b1ba4a3d4fbdc07f40 - - 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 1509117d-4da9-489f-b774-a5a904e9cf0e.
2026-07-17 19:32:35.113 12 ERROR nova.scheduler.utils [None req-72961dce-b3d6-4786-9871-797e549518de 2ab7680d29c0453283f8ac1e450bc27b 4572872f833b4f80a40e35952688e40e - - default default] [instance: 96e2e1cd-80c0-48e5-ad95-c46002fb7b07] 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 2723, 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 5018, in spawn\n    self._create_guest_with_network(\n', '  File "/var/lib/openstack/lib/python3.12/site-packages/nova/virt/libvirt/driver.py", line 8610, 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 8583, 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 1650, 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 2538, 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 2831, in _build_and_run_instance\n    raise exception.RescheduledException(\n', 'nova.exception.RescheduledException: Build of instance 96e2e1cd-80c0-48e5-ad95-c46002fb7b07 was re-scheduled: Failure running os_vif plugin plug method: No VIF plugin was found with the name ovs\n']
2026-07-17 19:32:35.115 12 WARNING nova.scheduler.utils [None req-72961dce-b3d6-4786-9871-797e549518de 2ab7680d29c0453283f8ac1e450bc27b 4572872f833b4f80a40e35952688e40e - - default default] Failed to compute_task_build_instances: Exceeded maximum number of retries. Exhausted all hosts available for retrying build failures for instance 96e2e1cd-80c0-48e5-ad95-c46002fb7b07.: nova.exception.MaxRetriesExceeded: Exceeded maximum number of retries. Exhausted all hosts available for retrying build failures for instance 96e2e1cd-80c0-48e5-ad95-c46002fb7b07.
2026-07-17 19:32:35.115 12 WARNING nova.scheduler.utils [None req-72961dce-b3d6-4786-9871-797e549518de 2ab7680d29c0453283f8ac1e450bc27b 4572872f833b4f80a40e35952688e40e - - default default] [instance: 96e2e1cd-80c0-48e5-ad95-c46002fb7b07] Setting instance to ERROR state.: nova.exception.MaxRetriesExceeded: Exceeded maximum number of retries. Exhausted all hosts available for retrying build failures for instance 96e2e1cd-80c0-48e5-ad95-c46002fb7b07.
2026-07-17 19:32:35.166 12 WARNING neutronclient.v2_0.client [None req-72961dce-b3d6-4786-9871-797e549518de 2ab7680d29c0453283f8ac1e450bc27b 4572872f833b4f80a40e35952688e40e - - 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 96e2e1cd-80c0-48e5-ad95-c46002fb7b07.
2026-07-17 19:32:35.201 12 WARNING neutronclient.v2_0.client [None req-72961dce-b3d6-4786-9871-797e549518de 2ab7680d29c0453283f8ac1e450bc27b 4572872f833b4f80a40e35952688e40e - - 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 96e2e1cd-80c0-48e5-ad95-c46002fb7b07.
2026-07-17 19:33:12.521 10 ERROR nova.scheduler.utils [None req-f8c37e9d-70ae-4a28-8375-9c764f2e12dc fc07bae27c3d4e74a3626b99e6566f9b 5b5acd6f26d3413482c77365c00298ce - - default default] [instance: b75dec03-02ef-4a66-850e-10fe9df9d3f9] 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 2723, 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 5018, in spawn\n    self._create_guest_with_network(\n', '  File "/var/lib/openstack/lib/python3.12/site-packages/nova/virt/libvirt/driver.py", line 8610, 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 8583, 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 1650, 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 2538, 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 2831, in _build_and_run_instance\n    raise exception.RescheduledException(\n', 'nova.exception.RescheduledException: Build of instance b75dec03-02ef-4a66-850e-10fe9df9d3f9 was re-scheduled: Failure running os_vif plugin plug method: No VIF plugin was found with the name ovs\n']
2026-07-17 19:33:12.529 10 WARNING nova.scheduler.utils [None req-f8c37e9d-70ae-4a28-8375-9c764f2e12dc fc07bae27c3d4e74a3626b99e6566f9b 5b5acd6f26d3413482c77365c00298ce - - default default] Failed to compute_task_build_instances: Exceeded maximum number of retries. Exhausted all hosts available for retrying build failures for instance b75dec03-02ef-4a66-850e-10fe9df9d3f9.: nova.exception.MaxRetriesExceeded: Exceeded maximum number of retries. Exhausted all hosts available for retrying build failures for instance b75dec03-02ef-4a66-850e-10fe9df9d3f9.
2026-07-17 19:33:12.530 10 WARNING nova.scheduler.utils [None req-f8c37e9d-70ae-4a28-8375-9c764f2e12dc fc07bae27c3d4e74a3626b99e6566f9b 5b5acd6f26d3413482c77365c00298ce - - default default] [instance: b75dec03-02ef-4a66-850e-10fe9df9d3f9] Setting instance to ERROR state.: nova.exception.MaxRetriesExceeded: Exceeded maximum number of retries. Exhausted all hosts available for retrying build failures for instance b75dec03-02ef-4a66-850e-10fe9df9d3f9.
2026-07-17 19:33:12.575 10 WARNING neutronclient.v2_0.client [None req-f8c37e9d-70ae-4a28-8375-9c764f2e12dc fc07bae27c3d4e74a3626b99e6566f9b 5b5acd6f26d3413482c77365c00298ce - - 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 b75dec03-02ef-4a66-850e-10fe9df9d3f9.
2026-07-17 19:33:12.726 10 WARNING neutronclient.v2_0.client [None req-f8c37e9d-70ae-4a28-8375-9c764f2e12dc fc07bae27c3d4e74a3626b99e6566f9b 5b5acd6f26d3413482c77365c00298ce - - 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 b75dec03-02ef-4a66-850e-10fe9df9d3f9.
2026-07-17 19:33:19.873 10 ERROR nova.scheduler.utils [None req-ae69b77e-258c-47fe-9ae5-6c5f68bf421b dca37e4ecfbf4334b97036b2b9cb4865 eaa60671272d4ee6bb5722b72b621e39 - - default default] [instance: f7170a8e-9c88-484b-8d98-4192a4d2f47b] 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 2723, 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 5018, in spawn\n    self._create_guest_with_network(\n', '  File "/var/lib/openstack/lib/python3.12/site-packages/nova/virt/libvirt/driver.py", line 8610, 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 8583, 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 1650, 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 2538, 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 2831, in _build_and_run_instance\n    raise exception.RescheduledException(\n', 'nova.exception.RescheduledException: Build of instance f7170a8e-9c88-484b-8d98-4192a4d2f47b was re-scheduled: Failure running os_vif plugin plug method: No VIF plugin was found with the name ovs\n']
2026-07-17 19:33:19.874 10 WARNING nova.scheduler.utils [None req-ae69b77e-258c-47fe-9ae5-6c5f68bf421b dca37e4ecfbf4334b97036b2b9cb4865 eaa60671272d4ee6bb5722b72b621e39 - - default default] Failed to compute_task_build_instances: Exceeded maximum number of retries. Exhausted all hosts available for retrying build failures for instance f7170a8e-9c88-484b-8d98-4192a4d2f47b.: nova.exception.MaxRetriesExceeded: Exceeded maximum number of retries. Exhausted all hosts available for retrying build failures for instance f7170a8e-9c88-484b-8d98-4192a4d2f47b.
2026-07-17 19:33:19.874 10 WARNING nova.scheduler.utils [None req-ae69b77e-258c-47fe-9ae5-6c5f68bf421b dca37e4ecfbf4334b97036b2b9cb4865 eaa60671272d4ee6bb5722b72b621e39 - - default default] [instance: f7170a8e-9c88-484b-8d98-4192a4d2f47b] Setting instance to ERROR state.: nova.exception.MaxRetriesExceeded: Exceeded maximum number of retries. Exhausted all hosts available for retrying build failures for instance f7170a8e-9c88-484b-8d98-4192a4d2f47b.
2026-07-17 19:33:19.928 10 WARNING neutronclient.v2_0.client [None req-ae69b77e-258c-47fe-9ae5-6c5f68bf421b dca37e4ecfbf4334b97036b2b9cb4865 eaa60671272d4ee6bb5722b72b621e39 - - 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 f7170a8e-9c88-484b-8d98-4192a4d2f47b.
2026-07-17 19:33:20.195 10 WARNING neutronclient.v2_0.client [None req-ae69b77e-258c-47fe-9ae5-6c5f68bf421b dca37e4ecfbf4334b97036b2b9cb4865 eaa60671272d4ee6bb5722b72b621e39 - - 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 f7170a8e-9c88-484b-8d98-4192a4d2f47b.
2026-07-17 19:34:11.176 10 ERROR nova.scheduler.utils [None req-e1591385-405a-454d-a9fe-a9420c132a51 adfdef9822814a60a0e4f87430212b74 9e596e75b00a4ca7bc4758774a743867 - - default default] [instance: 9bc1d4f7-4060-479a-9107-25e84d4d79b7] 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 2723, 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 5018, in spawn\n    self._create_guest_with_network(\n', '  File "/var/lib/openstack/lib/python3.12/site-packages/nova/virt/libvirt/driver.py", line 8610, 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 8583, 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 1650, 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 2538, 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 2831, in _build_and_run_instance\n    raise exception.RescheduledException(\n', 'nova.exception.RescheduledException: Build of instance 9bc1d4f7-4060-479a-9107-25e84d4d79b7 was re-scheduled: Failure running os_vif plugin plug method: No VIF plugin was found with the name ovs\n']
2026-07-17 19:34:11.177 10 WARNING nova.scheduler.utils [None req-e1591385-405a-454d-a9fe-a9420c132a51 adfdef9822814a60a0e4f87430212b74 9e596e75b00a4ca7bc4758774a743867 - - default default] Failed to compute_task_build_instances: Exceeded maximum number of retries. Exhausted all hosts available for retrying build failures for instance 9bc1d4f7-4060-479a-9107-25e84d4d79b7.: nova.exception.MaxRetriesExceeded: Exceeded maximum number of retries. Exhausted all hosts available for retrying build failures for instance 9bc1d4f7-4060-479a-9107-25e84d4d79b7.
2026-07-17 19:34:11.177 10 WARNING nova.scheduler.utils [None req-e1591385-405a-454d-a9fe-a9420c132a51 adfdef9822814a60a0e4f87430212b74 9e596e75b00a4ca7bc4758774a743867 - - default default] [instance: 9bc1d4f7-4060-479a-9107-25e84d4d79b7] Setting instance to ERROR state.: nova.exception.MaxRetriesExceeded: Exceeded maximum number of retries. Exhausted all hosts available for retrying build failures for instance 9bc1d4f7-4060-479a-9107-25e84d4d79b7.
2026-07-17 19:34:11.252 10 WARNING neutronclient.v2_0.client [None req-e1591385-405a-454d-a9fe-a9420c132a51 adfdef9822814a60a0e4f87430212b74 9e596e75b00a4ca7bc4758774a743867 - - 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 9bc1d4f7-4060-479a-9107-25e84d4d79b7.
2026-07-17 19:34:11.285 10 WARNING neutronclient.v2_0.client [None req-e1591385-405a-454d-a9fe-a9420c132a51 adfdef9822814a60a0e4f87430212b74 9e596e75b00a4ca7bc4758774a743867 - - 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 9bc1d4f7-4060-479a-9107-25e84d4d79b7.
2026-07-17 19:34:45.869 12 ERROR nova.scheduler.utils [None req-e894803d-713e-4133-b0ce-2a2edba1c217 691ec5cc31d24a309eeb3e9d69957a3c 2e2333e194f54b9493818f3e025c4c47 - - default default] [instance: 65cdc82c-148f-449b-a196-cc00a133f5a3] 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 2723, 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 5018, in spawn\n    self._create_guest_with_network(\n', '  File "/var/lib/openstack/lib/python3.12/site-packages/nova/virt/libvirt/driver.py", line 8610, 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 8583, 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 1650, 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 2538, 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 2831, in _build_and_run_instance\n    raise exception.RescheduledException(\n', 'nova.exception.RescheduledException: Build of instance 65cdc82c-148f-449b-a196-cc00a133f5a3 was re-scheduled: Failure running os_vif plugin plug method: No VIF plugin was found with the name ovs\n']
2026-07-17 19:34:45.870 12 WARNING nova.scheduler.utils [None req-e894803d-713e-4133-b0ce-2a2edba1c217 691ec5cc31d24a309eeb3e9d69957a3c 2e2333e194f54b9493818f3e025c4c47 - - default default] Failed to compute_task_build_instances: Exceeded maximum number of retries. Exhausted all hosts available for retrying build failures for instance 65cdc82c-148f-449b-a196-cc00a133f5a3.: nova.exception.MaxRetriesExceeded: Exceeded maximum number of retries. Exhausted all hosts available for retrying build failures for instance 65cdc82c-148f-449b-a196-cc00a133f5a3.
2026-07-17 19:34:45.870 12 WARNING nova.scheduler.utils [None req-e894803d-713e-4133-b0ce-2a2edba1c217 691ec5cc31d24a309eeb3e9d69957a3c 2e2333e194f54b9493818f3e025c4c47 - - default default] [instance: 65cdc82c-148f-449b-a196-cc00a133f5a3] Setting instance to ERROR state.: nova.exception.MaxRetriesExceeded: Exceeded maximum number of retries. Exhausted all hosts available for retrying build failures for instance 65cdc82c-148f-449b-a196-cc00a133f5a3.
2026-07-17 19:34:45.941 12 WARNING neutronclient.v2_0.client [None req-e894803d-713e-4133-b0ce-2a2edba1c217 691ec5cc31d24a309eeb3e9d69957a3c 2e2333e194f54b9493818f3e025c4c47 - - 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 65cdc82c-148f-449b-a196-cc00a133f5a3.
2026-07-17 19:34:45.967 12 WARNING neutronclient.v2_0.client [None req-e894803d-713e-4133-b0ce-2a2edba1c217 691ec5cc31d24a309eeb3e9d69957a3c 2e2333e194f54b9493818f3e025c4c47 - - 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 65cdc82c-148f-449b-a196-cc00a133f5a3.