+ exec nova-conductor --config-file /etc/nova/nova.conf
2026-07-21 21:27:43.542 1 INFO nova.utils [None req-f525b383-001b-4e4e-a9ed-05a5b992fa56 - - - - - -] The cell worker thread pool MainProcess.cell_worker is initialized
2026-07-21 21:27:43.700 1 INFO nova.utils [None req-f525b383-001b-4e4e-a9ed-05a5b992fa56 - - - - - -] The cell worker thread pool MainProcess.cell_worker is shutting down
2026-07-21 21:27:44.700 1 INFO nova.utils [None req-f525b383-001b-4e4e-a9ed-05a5b992fa56 - - - - - -] The cell worker thread pool MainProcess.cell_worker is closed
2026-07-21 21:27:44.703 1 WARNING oslo_service.backend._threading.service [None req-f525b383-001b-4e4e-a9ed-05a5b992fa56 - - - - - -] Service Service is not picklable with spawn; falling back to fork. Please make the service spawn-safe to avoid this fallback.
2026-07-21 21:27:44.713 1 WARNING oslo_config.cfg [None req-f525b383-001b-4e4e-a9ed-05a5b992fa56 - - - - - -] 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.
2026-07-21 21:27:44.757 10 INFO nova.service [-] Starting conductor node (version 33.1.0)
2026-07-21 21:27:44.769 12 INFO nova.service [-] Starting conductor node (version 33.1.0)
2026-07-21 22:05:25.990 12 INFO nova.utils [None req-45e6d842-9060-4be6-9c18-2f1147126e99 ff1fc7b42d954f67a39befa8e54c9eb6 8e3e326ac7904773a25d7f9026430fa8 - - default default] The cell worker thread pool ForkProcess-2.cell_worker is initialized
2026-07-21 22:05:26.138 12 INFO nova.compute.rpcapi [None req-1717bf6a-c9d7-4873-a066-72d9f1ed7bf1 - - - - - -] Automatically selected compute RPC version 6.5 from minimum service version 72
2026-07-21 22:05:38.876 10 INFO nova.utils [None req-e9c98096-fedf-45bb-8efc-bc24339ddc67 f1d42ca7e1854f74a1362dfe0325be52 0d15a2be8ff046fdbff69cbbe2e4a716 - - default default] The cell worker thread pool ForkProcess-1.cell_worker is initialized
2026-07-21 22:05:39.024 10 INFO nova.compute.rpcapi [None req-dde7a1ec-0646-4d51-85b1-cd7aa760d849 - - - - - -] Automatically selected compute RPC version 6.5 from minimum service version 72
2026-07-21 22:05:43.770 12 ERROR nova.scheduler.utils [None req-45e6d842-9060-4be6-9c18-2f1147126e99 ff1fc7b42d954f67a39befa8e54c9eb6 8e3e326ac7904773a25d7f9026430fa8 - - default default] [instance: 7443bbf5-c05a-4682-87b8-cffb94ea161f] 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 7443bbf5-c05a-4682-87b8-cffb94ea161f was re-scheduled: Failure running os_vif plugin plug method: No VIF plugin was found with the name ovs\n']
2026-07-21 22:05:43.771 12 WARNING nova.scheduler.utils [None req-45e6d842-9060-4be6-9c18-2f1147126e99 ff1fc7b42d954f67a39befa8e54c9eb6 8e3e326ac7904773a25d7f9026430fa8 - - default default] Failed to compute_task_build_instances: Exceeded maximum number of retries. Exhausted all hosts available for retrying build failures for instance 7443bbf5-c05a-4682-87b8-cffb94ea161f.: nova.exception.MaxRetriesExceeded: Exceeded maximum number of retries. Exhausted all hosts available for retrying build failures for instance 7443bbf5-c05a-4682-87b8-cffb94ea161f.
2026-07-21 22:05:43.771 12 WARNING nova.scheduler.utils [None req-45e6d842-9060-4be6-9c18-2f1147126e99 ff1fc7b42d954f67a39befa8e54c9eb6 8e3e326ac7904773a25d7f9026430fa8 - - default default] [instance: 7443bbf5-c05a-4682-87b8-cffb94ea161f] Setting instance to ERROR state.: nova.exception.MaxRetriesExceeded: Exceeded maximum number of retries. Exhausted all hosts available for retrying build failures for instance 7443bbf5-c05a-4682-87b8-cffb94ea161f.
2026-07-21 22:05:43.874 12 WARNING neutronclient.v2_0.client [None req-45e6d842-9060-4be6-9c18-2f1147126e99 ff1fc7b42d954f67a39befa8e54c9eb6 8e3e326ac7904773a25d7f9026430fa8 - - 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 7443bbf5-c05a-4682-87b8-cffb94ea161f.
2026-07-21 22:05:44.288 12 WARNING neutronclient.v2_0.client [None req-45e6d842-9060-4be6-9c18-2f1147126e99 ff1fc7b42d954f67a39befa8e54c9eb6 8e3e326ac7904773a25d7f9026430fa8 - - 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 7443bbf5-c05a-4682-87b8-cffb94ea161f.
2026-07-21 22:05:53.677 10 ERROR nova.scheduler.utils [None req-49b73944-f9fb-446e-bd03-adbba77bd9ad 04dd122c2f59496eb64430b34ad9a981 badb56b8cce34bb69d88073bdd15e0fc - - default default] [instance: 8fadc03c-c918-469b-a406-3eb4de25dca3] 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 8fadc03c-c918-469b-a406-3eb4de25dca3 was re-scheduled: Failure running os_vif plugin plug method: No VIF plugin was found with the name ovs\n']
2026-07-21 22:05:53.678 10 WARNING nova.scheduler.utils [None req-49b73944-f9fb-446e-bd03-adbba77bd9ad 04dd122c2f59496eb64430b34ad9a981 badb56b8cce34bb69d88073bdd15e0fc - - default default] Failed to compute_task_build_instances: Exceeded maximum number of retries. Exhausted all hosts available for retrying build failures for instance 8fadc03c-c918-469b-a406-3eb4de25dca3.: nova.exception.MaxRetriesExceeded: Exceeded maximum number of retries. Exhausted all hosts available for retrying build failures for instance 8fadc03c-c918-469b-a406-3eb4de25dca3.
2026-07-21 22:05:53.678 10 WARNING nova.scheduler.utils [None req-49b73944-f9fb-446e-bd03-adbba77bd9ad 04dd122c2f59496eb64430b34ad9a981 badb56b8cce34bb69d88073bdd15e0fc - - default default] [instance: 8fadc03c-c918-469b-a406-3eb4de25dca3] Setting instance to ERROR state.: nova.exception.MaxRetriesExceeded: Exceeded maximum number of retries. Exhausted all hosts available for retrying build failures for instance 8fadc03c-c918-469b-a406-3eb4de25dca3.
2026-07-21 22:05:53.771 10 WARNING neutronclient.v2_0.client [None req-49b73944-f9fb-446e-bd03-adbba77bd9ad 04dd122c2f59496eb64430b34ad9a981 badb56b8cce34bb69d88073bdd15e0fc - - 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 8fadc03c-c918-469b-a406-3eb4de25dca3.
2026-07-21 22:05:54.426 10 WARNING neutronclient.v2_0.client [None req-49b73944-f9fb-446e-bd03-adbba77bd9ad 04dd122c2f59496eb64430b34ad9a981 badb56b8cce34bb69d88073bdd15e0fc - - 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 8fadc03c-c918-469b-a406-3eb4de25dca3.
2026-07-21 22:05:57.321 12 ERROR nova.scheduler.utils [None req-e9c98096-fedf-45bb-8efc-bc24339ddc67 f1d42ca7e1854f74a1362dfe0325be52 0d15a2be8ff046fdbff69cbbe2e4a716 - - default default] [instance: b331cf5b-7b3e-4ef0-be2f-c4a9387f5c74] 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 b331cf5b-7b3e-4ef0-be2f-c4a9387f5c74 was re-scheduled: Failure running os_vif plugin plug method: No VIF plugin was found with the name ovs\n']
2026-07-21 22:05:57.322 12 WARNING nova.scheduler.utils [None req-e9c98096-fedf-45bb-8efc-bc24339ddc67 f1d42ca7e1854f74a1362dfe0325be52 0d15a2be8ff046fdbff69cbbe2e4a716 - - default default] Failed to compute_task_build_instances: Exceeded maximum number of retries. Exhausted all hosts available for retrying build failures for instance b331cf5b-7b3e-4ef0-be2f-c4a9387f5c74.: nova.exception.MaxRetriesExceeded: Exceeded maximum number of retries. Exhausted all hosts available for retrying build failures for instance b331cf5b-7b3e-4ef0-be2f-c4a9387f5c74.
2026-07-21 22:05:57.322 12 WARNING nova.scheduler.utils [None req-e9c98096-fedf-45bb-8efc-bc24339ddc67 f1d42ca7e1854f74a1362dfe0325be52 0d15a2be8ff046fdbff69cbbe2e4a716 - - default default] [instance: b331cf5b-7b3e-4ef0-be2f-c4a9387f5c74] Setting instance to ERROR state.: nova.exception.MaxRetriesExceeded: Exceeded maximum number of retries. Exhausted all hosts available for retrying build failures for instance b331cf5b-7b3e-4ef0-be2f-c4a9387f5c74.
2026-07-21 22:05:57.386 12 WARNING neutronclient.v2_0.client [None req-e9c98096-fedf-45bb-8efc-bc24339ddc67 f1d42ca7e1854f74a1362dfe0325be52 0d15a2be8ff046fdbff69cbbe2e4a716 - - 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 b331cf5b-7b3e-4ef0-be2f-c4a9387f5c74.
2026-07-21 22:05:57.465 12 WARNING neutronclient.v2_0.client [None req-e9c98096-fedf-45bb-8efc-bc24339ddc67 f1d42ca7e1854f74a1362dfe0325be52 0d15a2be8ff046fdbff69cbbe2e4a716 - - 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 b331cf5b-7b3e-4ef0-be2f-c4a9387f5c74.
2026-07-21 22:05:59.512 12 ERROR nova.scheduler.utils [None req-dc6ba6f3-5b1a-4866-9e5e-e1b820734a03 6e16a132ac9a4c91891bbaba6a799d47 374eafaf8af342379f00fb6a4d8afebb - - default default] [instance: b44c4471-88a7-46fa-930c-e7008e1c2a3c] 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 b44c4471-88a7-46fa-930c-e7008e1c2a3c was re-scheduled: Failure running os_vif plugin plug method: No VIF plugin was found with the name ovs\n']
2026-07-21 22:05:59.513 12 WARNING nova.scheduler.utils [None req-dc6ba6f3-5b1a-4866-9e5e-e1b820734a03 6e16a132ac9a4c91891bbaba6a799d47 374eafaf8af342379f00fb6a4d8afebb - - default default] Failed to compute_task_build_instances: Exceeded maximum number of retries. Exhausted all hosts available for retrying build failures for instance b44c4471-88a7-46fa-930c-e7008e1c2a3c.: nova.exception.MaxRetriesExceeded: Exceeded maximum number of retries. Exhausted all hosts available for retrying build failures for instance b44c4471-88a7-46fa-930c-e7008e1c2a3c.
2026-07-21 22:05:59.513 12 WARNING nova.scheduler.utils [None req-dc6ba6f3-5b1a-4866-9e5e-e1b820734a03 6e16a132ac9a4c91891bbaba6a799d47 374eafaf8af342379f00fb6a4d8afebb - - default default] [instance: b44c4471-88a7-46fa-930c-e7008e1c2a3c] Setting instance to ERROR state.: nova.exception.MaxRetriesExceeded: Exceeded maximum number of retries. Exhausted all hosts available for retrying build failures for instance b44c4471-88a7-46fa-930c-e7008e1c2a3c.
2026-07-21 22:05:59.565 12 WARNING neutronclient.v2_0.client [None req-dc6ba6f3-5b1a-4866-9e5e-e1b820734a03 6e16a132ac9a4c91891bbaba6a799d47 374eafaf8af342379f00fb6a4d8afebb - - 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 b44c4471-88a7-46fa-930c-e7008e1c2a3c.
2026-07-21 22:05:59.594 12 WARNING neutronclient.v2_0.client [None req-dc6ba6f3-5b1a-4866-9e5e-e1b820734a03 6e16a132ac9a4c91891bbaba6a799d47 374eafaf8af342379f00fb6a4d8afebb - - 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 b44c4471-88a7-46fa-930c-e7008e1c2a3c.
2026-07-21 22:06:21.296 12 ERROR nova.scheduler.utils [None req-c254a57a-60ef-4082-8c22-4538ba308d17 70c92e501899435eb4dd424fe6afd9d4 42e1d2a35f734578b5b94f2d52d5d22c - - default default] [instance: e2207853-4c64-4bae-8505-32c90b534e82] 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 e2207853-4c64-4bae-8505-32c90b534e82 was re-scheduled: Failure running os_vif plugin plug method: No VIF plugin was found with the name ovs\n']
2026-07-21 22:06:21.297 12 WARNING nova.scheduler.utils [None req-c254a57a-60ef-4082-8c22-4538ba308d17 70c92e501899435eb4dd424fe6afd9d4 42e1d2a35f734578b5b94f2d52d5d22c - - default default] Failed to compute_task_build_instances: Exceeded maximum number of retries. Exhausted all hosts available for retrying build failures for instance e2207853-4c64-4bae-8505-32c90b534e82.: nova.exception.MaxRetriesExceeded: Exceeded maximum number of retries. Exhausted all hosts available for retrying build failures for instance e2207853-4c64-4bae-8505-32c90b534e82.
2026-07-21 22:06:21.297 12 WARNING nova.scheduler.utils [None req-c254a57a-60ef-4082-8c22-4538ba308d17 70c92e501899435eb4dd424fe6afd9d4 42e1d2a35f734578b5b94f2d52d5d22c - - default default] [instance: e2207853-4c64-4bae-8505-32c90b534e82] Setting instance to ERROR state.: nova.exception.MaxRetriesExceeded: Exceeded maximum number of retries. Exhausted all hosts available for retrying build failures for instance e2207853-4c64-4bae-8505-32c90b534e82.
2026-07-21 22:06:21.343 12 WARNING neutronclient.v2_0.client [None req-c254a57a-60ef-4082-8c22-4538ba308d17 70c92e501899435eb4dd424fe6afd9d4 42e1d2a35f734578b5b94f2d52d5d22c - - 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 e2207853-4c64-4bae-8505-32c90b534e82.
2026-07-21 22:06:21.377 12 WARNING neutronclient.v2_0.client [None req-c254a57a-60ef-4082-8c22-4538ba308d17 70c92e501899435eb4dd424fe6afd9d4 42e1d2a35f734578b5b94f2d52d5d22c - - 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 e2207853-4c64-4bae-8505-32c90b534e82.
2026-07-21 22:06:27.436 10 ERROR nova.scheduler.utils [None req-cb1ad960-39c1-4244-8a19-b67020db6e08 da4029a0dfee49cdb017668787909f35 a830243614524552a5cb2d05c7732b38 - - default default] [instance: fb119d92-ea49-4a24-b649-7be88fc238f8] 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 fb119d92-ea49-4a24-b649-7be88fc238f8 was re-scheduled: Failure running os_vif plugin plug method: No VIF plugin was found with the name ovs\n']
2026-07-21 22:06:27.437 10 WARNING nova.scheduler.utils [None req-cb1ad960-39c1-4244-8a19-b67020db6e08 da4029a0dfee49cdb017668787909f35 a830243614524552a5cb2d05c7732b38 - - default default] Failed to compute_task_build_instances: Exceeded maximum number of retries. Exhausted all hosts available for retrying build failures for instance fb119d92-ea49-4a24-b649-7be88fc238f8.: nova.exception.MaxRetriesExceeded: Exceeded maximum number of retries. Exhausted all hosts available for retrying build failures for instance fb119d92-ea49-4a24-b649-7be88fc238f8.
2026-07-21 22:06:27.437 10 WARNING nova.scheduler.utils [None req-cb1ad960-39c1-4244-8a19-b67020db6e08 da4029a0dfee49cdb017668787909f35 a830243614524552a5cb2d05c7732b38 - - default default] [instance: fb119d92-ea49-4a24-b649-7be88fc238f8] Setting instance to ERROR state.: nova.exception.MaxRetriesExceeded: Exceeded maximum number of retries. Exhausted all hosts available for retrying build failures for instance fb119d92-ea49-4a24-b649-7be88fc238f8.
2026-07-21 22:06:27.494 10 WARNING neutronclient.v2_0.client [None req-cb1ad960-39c1-4244-8a19-b67020db6e08 da4029a0dfee49cdb017668787909f35 a830243614524552a5cb2d05c7732b38 - - 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 fb119d92-ea49-4a24-b649-7be88fc238f8.
2026-07-21 22:06:27.576 10 WARNING neutronclient.v2_0.client [None req-cb1ad960-39c1-4244-8a19-b67020db6e08 da4029a0dfee49cdb017668787909f35 a830243614524552a5cb2d05c7732b38 - - 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 fb119d92-ea49-4a24-b649-7be88fc238f8.
2026-07-21 22:07:35.213 12 ERROR nova.scheduler.utils [None req-5ad10e19-d1f6-4291-909f-73b311496e9a 7aaa97ef7928406999dbdb6ceae9726c 8c99b3411a20493f935c2be79c9bfce1 - - default default] [instance: bc39b134-d547-4130-89f1-3a6f85747fe2] 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 bc39b134-d547-4130-89f1-3a6f85747fe2 was re-scheduled: Failure running os_vif plugin plug method: No VIF plugin was found with the name ovs\n']
2026-07-21 22:07:35.214 12 WARNING nova.scheduler.utils [None req-5ad10e19-d1f6-4291-909f-73b311496e9a 7aaa97ef7928406999dbdb6ceae9726c 8c99b3411a20493f935c2be79c9bfce1 - - default default] Failed to compute_task_build_instances: Exceeded maximum number of retries. Exhausted all hosts available for retrying build failures for instance bc39b134-d547-4130-89f1-3a6f85747fe2.: nova.exception.MaxRetriesExceeded: Exceeded maximum number of retries. Exhausted all hosts available for retrying build failures for instance bc39b134-d547-4130-89f1-3a6f85747fe2.
2026-07-21 22:07:35.214 12 WARNING nova.scheduler.utils [None req-5ad10e19-d1f6-4291-909f-73b311496e9a 7aaa97ef7928406999dbdb6ceae9726c 8c99b3411a20493f935c2be79c9bfce1 - - default default] [instance: bc39b134-d547-4130-89f1-3a6f85747fe2] Setting instance to ERROR state.: nova.exception.MaxRetriesExceeded: Exceeded maximum number of retries. Exhausted all hosts available for retrying build failures for instance bc39b134-d547-4130-89f1-3a6f85747fe2.
2026-07-21 22:07:35.257 12 WARNING neutronclient.v2_0.client [None req-5ad10e19-d1f6-4291-909f-73b311496e9a 7aaa97ef7928406999dbdb6ceae9726c 8c99b3411a20493f935c2be79c9bfce1 - - 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 bc39b134-d547-4130-89f1-3a6f85747fe2.
2026-07-21 22:07:35.343 12 WARNING neutronclient.v2_0.client [None req-5ad10e19-d1f6-4291-909f-73b311496e9a 7aaa97ef7928406999dbdb6ceae9726c 8c99b3411a20493f935c2be79c9bfce1 - - 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 bc39b134-d547-4130-89f1-3a6f85747fe2.
2026-07-21 22:08:03.531 12 ERROR nova.scheduler.utils [None req-37a6642f-abc2-4435-87d6-ef795bff39db 94c67d8bdc894b0188b531d291de170d 2837ab9fa1b44f1d94e7e4c4c15f899e - - default default] [instance: 1c1a9d21-658b-4f06-9f17-64e0bf22c227] 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 1c1a9d21-658b-4f06-9f17-64e0bf22c227 was re-scheduled: Failure running os_vif plugin plug method: No VIF plugin was found with the name ovs\n']
2026-07-21 22:08:03.531 12 WARNING nova.scheduler.utils [None req-37a6642f-abc2-4435-87d6-ef795bff39db 94c67d8bdc894b0188b531d291de170d 2837ab9fa1b44f1d94e7e4c4c15f899e - - default default] Failed to compute_task_build_instances: Exceeded maximum number of retries. Exhausted all hosts available for retrying build failures for instance 1c1a9d21-658b-4f06-9f17-64e0bf22c227.: nova.exception.MaxRetriesExceeded: Exceeded maximum number of retries. Exhausted all hosts available for retrying build failures for instance 1c1a9d21-658b-4f06-9f17-64e0bf22c227.
2026-07-21 22:08:03.532 12 WARNING nova.scheduler.utils [None req-37a6642f-abc2-4435-87d6-ef795bff39db 94c67d8bdc894b0188b531d291de170d 2837ab9fa1b44f1d94e7e4c4c15f899e - - default default] [instance: 1c1a9d21-658b-4f06-9f17-64e0bf22c227] Setting instance to ERROR state.: nova.exception.MaxRetriesExceeded: Exceeded maximum number of retries. Exhausted all hosts available for retrying build failures for instance 1c1a9d21-658b-4f06-9f17-64e0bf22c227.
2026-07-21 22:08:03.576 12 WARNING neutronclient.v2_0.client [None req-37a6642f-abc2-4435-87d6-ef795bff39db 94c67d8bdc894b0188b531d291de170d 2837ab9fa1b44f1d94e7e4c4c15f899e - - 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 1c1a9d21-658b-4f06-9f17-64e0bf22c227.
2026-07-21 22:08:03.601 12 WARNING neutronclient.v2_0.client [None req-37a6642f-abc2-4435-87d6-ef795bff39db 94c67d8bdc894b0188b531d291de170d 2837ab9fa1b44f1d94e7e4c4c15f899e - - 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 1c1a9d21-658b-4f06-9f17-64e0bf22c227.
2026-07-21 22:08:05.340 12 ERROR nova.scheduler.utils [None req-4993ca13-02e6-4441-ad1c-1d78c45a4da7 994c80a763134b468b5ba0913e17cb78 825ef8b368924d1eb08594687d9e0df8 - - default default] [instance: 31c82a94-3d47-4e84-ac9f-9975950e12e7] 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 31c82a94-3d47-4e84-ac9f-9975950e12e7 was re-scheduled: Failure running os_vif plugin plug method: No VIF plugin was found with the name ovs\n']
2026-07-21 22:08:05.341 12 WARNING nova.scheduler.utils [None req-4993ca13-02e6-4441-ad1c-1d78c45a4da7 994c80a763134b468b5ba0913e17cb78 825ef8b368924d1eb08594687d9e0df8 - - default default] Failed to compute_task_build_instances: Exceeded maximum number of retries. Exhausted all hosts available for retrying build failures for instance 31c82a94-3d47-4e84-ac9f-9975950e12e7.: nova.exception.MaxRetriesExceeded: Exceeded maximum number of retries. Exhausted all hosts available for retrying build failures for instance 31c82a94-3d47-4e84-ac9f-9975950e12e7.
2026-07-21 22:08:05.341 12 WARNING nova.scheduler.utils [None req-4993ca13-02e6-4441-ad1c-1d78c45a4da7 994c80a763134b468b5ba0913e17cb78 825ef8b368924d1eb08594687d9e0df8 - - default default] [instance: 31c82a94-3d47-4e84-ac9f-9975950e12e7] Setting instance to ERROR state.: nova.exception.MaxRetriesExceeded: Exceeded maximum number of retries. Exhausted all hosts available for retrying build failures for instance 31c82a94-3d47-4e84-ac9f-9975950e12e7.
2026-07-21 22:08:05.399 12 WARNING neutronclient.v2_0.client [None req-4993ca13-02e6-4441-ad1c-1d78c45a4da7 994c80a763134b468b5ba0913e17cb78 825ef8b368924d1eb08594687d9e0df8 - - 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 31c82a94-3d47-4e84-ac9f-9975950e12e7.
2026-07-21 22:08:05.456 12 WARNING neutronclient.v2_0.client [None req-4993ca13-02e6-4441-ad1c-1d78c45a4da7 994c80a763134b468b5ba0913e17cb78 825ef8b368924d1eb08594687d9e0df8 - - 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 31c82a94-3d47-4e84-ac9f-9975950e12e7.
2026-07-21 22:09:06.243 12 ERROR nova.scheduler.utils [None req-154ed1fd-1cde-41e8-a416-f9a63be18e1d d83ad145dd2c4c58811415b2225b3a1e 1f430817d3de47388d871ab7a5074bfd - - default default] [instance: 395f1d2f-4aac-4e48-bd3f-3c4de6fd797d] 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 395f1d2f-4aac-4e48-bd3f-3c4de6fd797d was re-scheduled: Failure running os_vif plugin plug method: No VIF plugin was found with the name ovs\n']
2026-07-21 22:09:06.243 12 WARNING nova.scheduler.utils [None req-154ed1fd-1cde-41e8-a416-f9a63be18e1d d83ad145dd2c4c58811415b2225b3a1e 1f430817d3de47388d871ab7a5074bfd - - default default] Failed to compute_task_build_instances: Exceeded maximum number of retries. Exhausted all hosts available for retrying build failures for instance 395f1d2f-4aac-4e48-bd3f-3c4de6fd797d.: nova.exception.MaxRetriesExceeded: Exceeded maximum number of retries. Exhausted all hosts available for retrying build failures for instance 395f1d2f-4aac-4e48-bd3f-3c4de6fd797d.
2026-07-21 22:09:06.244 12 WARNING nova.scheduler.utils [None req-154ed1fd-1cde-41e8-a416-f9a63be18e1d d83ad145dd2c4c58811415b2225b3a1e 1f430817d3de47388d871ab7a5074bfd - - default default] [instance: 395f1d2f-4aac-4e48-bd3f-3c4de6fd797d] Setting instance to ERROR state.: nova.exception.MaxRetriesExceeded: Exceeded maximum number of retries. Exhausted all hosts available for retrying build failures for instance 395f1d2f-4aac-4e48-bd3f-3c4de6fd797d.
2026-07-21 22:09:06.286 12 WARNING neutronclient.v2_0.client [None req-154ed1fd-1cde-41e8-a416-f9a63be18e1d d83ad145dd2c4c58811415b2225b3a1e 1f430817d3de47388d871ab7a5074bfd - - 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 395f1d2f-4aac-4e48-bd3f-3c4de6fd797d.
2026-07-21 22:09:06.320 12 WARNING neutronclient.v2_0.client [None req-154ed1fd-1cde-41e8-a416-f9a63be18e1d d83ad145dd2c4c58811415b2225b3a1e 1f430817d3de47388d871ab7a5074bfd - - 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 395f1d2f-4aac-4e48-bd3f-3c4de6fd797d.