+ exec nova-conductor --config-file /etc/nova/nova.conf
2026-09-12 07:10:12.928 1 INFO nova.utils [None req-03192c10-41d4-40eb-a705-55041ab6a472 - - - - - -] The cell worker thread pool MainProcess.cell_worker is initialized
2026-09-12 07:10:13.076 1 INFO nova.utils [None req-03192c10-41d4-40eb-a705-55041ab6a472 - - - - - -] The cell worker thread pool MainProcess.cell_worker is shutting down
2026-09-12 07:10:14.076 1 INFO nova.utils [None req-03192c10-41d4-40eb-a705-55041ab6a472 - - - - - -] The cell worker thread pool MainProcess.cell_worker is closed
2026-09-12 07:10:14.079 1 WARNING oslo_service.backend._threading.service [None req-03192c10-41d4-40eb-a705-55041ab6a472 - - - - - -] Service Service is not picklable with spawn; falling back to fork. Please make the service spawn-safe to avoid this fallback.
2026-09-12 07:10:14.091 1 WARNING oslo_config.cfg [None req-03192c10-41d4-40eb-a705-55041ab6a472 - - - - - -] Deprecated: Option "api_servers" from group "glance" is deprecated for removal (
Support for image service configuration via standard keystoneauth1 Adapter
options was added in the 17.0.0 Queens release. The api_servers option was
retained temporarily to allow consumers time to cut over to a real load
balancing solution.
).  Its value may be silently ignored in the future.
2026-09-12 07:10:14.158 10 INFO nova.service [-] Starting conductor node (version 33.1.0)
2026-09-12 07:10:14.167 12 INFO nova.service [-] Starting conductor node (version 33.1.0)
2026-09-12 07:50:13.963 12 INFO nova.utils [None req-25c15935-c90e-4937-b8e6-c20de25435f7 cfcb37c2aa9444a1aaf28b02c54e6372 66d91041c5c5495eba2ec6e49c9ef9cf - - default default] The cell worker thread pool ForkProcess-2.cell_worker is initialized
2026-09-12 07:50:14.155 12 INFO nova.compute.rpcapi [None req-be99a768-a345-4b1d-b816-60a7955cbdfa - - - - - -] Automatically selected compute RPC version 6.5 from minimum service version 72
2026-09-12 07:50:34.381 10 ERROR nova.scheduler.utils [None req-25c15935-c90e-4937-b8e6-c20de25435f7 cfcb37c2aa9444a1aaf28b02c54e6372 66d91041c5c5495eba2ec6e49c9ef9cf - - default default] [instance: 213abdf9-17d9-4e3d-8fbe-338ad1f79062] 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 213abdf9-17d9-4e3d-8fbe-338ad1f79062 was re-scheduled: Failure running os_vif plugin plug method: No VIF plugin was found with the name ovs\n']
2026-09-12 07:50:34.382 10 WARNING nova.scheduler.utils [None req-25c15935-c90e-4937-b8e6-c20de25435f7 cfcb37c2aa9444a1aaf28b02c54e6372 66d91041c5c5495eba2ec6e49c9ef9cf - - default default] Failed to compute_task_build_instances: Exceeded maximum number of retries. Exhausted all hosts available for retrying build failures for instance 213abdf9-17d9-4e3d-8fbe-338ad1f79062.: nova.exception.MaxRetriesExceeded: Exceeded maximum number of retries. Exhausted all hosts available for retrying build failures for instance 213abdf9-17d9-4e3d-8fbe-338ad1f79062.
2026-09-12 07:50:34.382 10 WARNING nova.scheduler.utils [None req-25c15935-c90e-4937-b8e6-c20de25435f7 cfcb37c2aa9444a1aaf28b02c54e6372 66d91041c5c5495eba2ec6e49c9ef9cf - - default default] [instance: 213abdf9-17d9-4e3d-8fbe-338ad1f79062] Setting instance to ERROR state.: nova.exception.MaxRetriesExceeded: Exceeded maximum number of retries. Exhausted all hosts available for retrying build failures for instance 213abdf9-17d9-4e3d-8fbe-338ad1f79062.
2026-09-12 07:50:34.492 10 WARNING neutronclient.v2_0.client [None req-25c15935-c90e-4937-b8e6-c20de25435f7 cfcb37c2aa9444a1aaf28b02c54e6372 66d91041c5c5495eba2ec6e49c9ef9cf - - 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 213abdf9-17d9-4e3d-8fbe-338ad1f79062.
2026-09-12 07:50:35.259 10 WARNING neutronclient.v2_0.client [None req-25c15935-c90e-4937-b8e6-c20de25435f7 cfcb37c2aa9444a1aaf28b02c54e6372 66d91041c5c5495eba2ec6e49c9ef9cf - - 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 213abdf9-17d9-4e3d-8fbe-338ad1f79062.
2026-09-12 07:50:46.331 12 ERROR nova.scheduler.utils [None req-eefed35a-52d2-40d0-bdb7-3440330c9cc5 eb61eccf1bd94576a3a50f0980589933 16d7de67f775441db6154229469c75b6 - - default default] [instance: 076dbfca-0313-4c3e-b745-f451975759f4] 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 076dbfca-0313-4c3e-b745-f451975759f4 was re-scheduled: Failure running os_vif plugin plug method: No VIF plugin was found with the name ovs\n']
2026-09-12 07:50:46.333 12 WARNING nova.scheduler.utils [None req-eefed35a-52d2-40d0-bdb7-3440330c9cc5 eb61eccf1bd94576a3a50f0980589933 16d7de67f775441db6154229469c75b6 - - default default] Failed to compute_task_build_instances: Exceeded maximum number of retries. Exhausted all hosts available for retrying build failures for instance 076dbfca-0313-4c3e-b745-f451975759f4.: nova.exception.MaxRetriesExceeded: Exceeded maximum number of retries. Exhausted all hosts available for retrying build failures for instance 076dbfca-0313-4c3e-b745-f451975759f4.
2026-09-12 07:50:46.333 12 WARNING nova.scheduler.utils [None req-eefed35a-52d2-40d0-bdb7-3440330c9cc5 eb61eccf1bd94576a3a50f0980589933 16d7de67f775441db6154229469c75b6 - - default default] [instance: 076dbfca-0313-4c3e-b745-f451975759f4] Setting instance to ERROR state.: nova.exception.MaxRetriesExceeded: Exceeded maximum number of retries. Exhausted all hosts available for retrying build failures for instance 076dbfca-0313-4c3e-b745-f451975759f4.
2026-09-12 07:50:46.439 12 WARNING neutronclient.v2_0.client [None req-eefed35a-52d2-40d0-bdb7-3440330c9cc5 eb61eccf1bd94576a3a50f0980589933 16d7de67f775441db6154229469c75b6 - - 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 076dbfca-0313-4c3e-b745-f451975759f4.
2026-09-12 07:50:46.942 12 WARNING neutronclient.v2_0.client [None req-eefed35a-52d2-40d0-bdb7-3440330c9cc5 eb61eccf1bd94576a3a50f0980589933 16d7de67f775441db6154229469c75b6 - - 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 076dbfca-0313-4c3e-b745-f451975759f4.
2026-09-12 07:50:47.978 10 ERROR nova.scheduler.utils [None req-e8c5371c-f0f3-4ba9-af62-0c256e0f32ca c76bad2e516a4a61939e5159aae62347 aadaa7e0edec48a6b3c1e28787abca9e - - default default] [instance: 5a1cdde2-5fa3-4c1b-9f8f-979bbf1250f6] 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 5a1cdde2-5fa3-4c1b-9f8f-979bbf1250f6 was re-scheduled: Failure running os_vif plugin plug method: No VIF plugin was found with the name ovs\n']
2026-09-12 07:50:47.979 10 WARNING nova.scheduler.utils [None req-e8c5371c-f0f3-4ba9-af62-0c256e0f32ca c76bad2e516a4a61939e5159aae62347 aadaa7e0edec48a6b3c1e28787abca9e - - default default] Failed to compute_task_build_instances: Exceeded maximum number of retries. Exhausted all hosts available for retrying build failures for instance 5a1cdde2-5fa3-4c1b-9f8f-979bbf1250f6.: nova.exception.MaxRetriesExceeded: Exceeded maximum number of retries. Exhausted all hosts available for retrying build failures for instance 5a1cdde2-5fa3-4c1b-9f8f-979bbf1250f6.
2026-09-12 07:50:47.980 10 WARNING nova.scheduler.utils [None req-e8c5371c-f0f3-4ba9-af62-0c256e0f32ca c76bad2e516a4a61939e5159aae62347 aadaa7e0edec48a6b3c1e28787abca9e - - default default] [instance: 5a1cdde2-5fa3-4c1b-9f8f-979bbf1250f6] Setting instance to ERROR state.: nova.exception.MaxRetriesExceeded: Exceeded maximum number of retries. Exhausted all hosts available for retrying build failures for instance 5a1cdde2-5fa3-4c1b-9f8f-979bbf1250f6.
2026-09-12 07:50:48.031 10 WARNING neutronclient.v2_0.client [None req-e8c5371c-f0f3-4ba9-af62-0c256e0f32ca c76bad2e516a4a61939e5159aae62347 aadaa7e0edec48a6b3c1e28787abca9e - - 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 5a1cdde2-5fa3-4c1b-9f8f-979bbf1250f6.
2026-09-12 07:50:48.080 10 WARNING neutronclient.v2_0.client [None req-e8c5371c-f0f3-4ba9-af62-0c256e0f32ca c76bad2e516a4a61939e5159aae62347 aadaa7e0edec48a6b3c1e28787abca9e - - 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 5a1cdde2-5fa3-4c1b-9f8f-979bbf1250f6.
2026-09-12 07:51:08.207 10 INFO nova.utils [None req-38424a1b-869f-4726-a1b0-e7477c2e419e 55341c2a0b2d4a80b338308bb9322511 2a6654b07aec472eb161912c3ee9f72a - - default default] The cell worker thread pool ForkProcess-1.cell_worker is initialized
2026-09-12 07:51:08.391 10 INFO nova.compute.rpcapi [None req-305b633c-8b2b-44ab-a17c-0024365b46b6 - - - - - -] Automatically selected compute RPC version 6.5 from minimum service version 72
2026-09-12 07:51:25.473 10 ERROR nova.scheduler.utils [None req-38424a1b-869f-4726-a1b0-e7477c2e419e 55341c2a0b2d4a80b338308bb9322511 2a6654b07aec472eb161912c3ee9f72a - - default default] [instance: 53be25b6-7195-41b5-b059-cea5b5db7e2a] 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 53be25b6-7195-41b5-b059-cea5b5db7e2a was re-scheduled: Failure running os_vif plugin plug method: No VIF plugin was found with the name ovs\n']
2026-09-12 07:51:25.474 10 WARNING nova.scheduler.utils [None req-38424a1b-869f-4726-a1b0-e7477c2e419e 55341c2a0b2d4a80b338308bb9322511 2a6654b07aec472eb161912c3ee9f72a - - default default] Failed to compute_task_build_instances: Exceeded maximum number of retries. Exhausted all hosts available for retrying build failures for instance 53be25b6-7195-41b5-b059-cea5b5db7e2a.: nova.exception.MaxRetriesExceeded: Exceeded maximum number of retries. Exhausted all hosts available for retrying build failures for instance 53be25b6-7195-41b5-b059-cea5b5db7e2a.
2026-09-12 07:51:25.475 10 WARNING nova.scheduler.utils [None req-38424a1b-869f-4726-a1b0-e7477c2e419e 55341c2a0b2d4a80b338308bb9322511 2a6654b07aec472eb161912c3ee9f72a - - default default] [instance: 53be25b6-7195-41b5-b059-cea5b5db7e2a] Setting instance to ERROR state.: nova.exception.MaxRetriesExceeded: Exceeded maximum number of retries. Exhausted all hosts available for retrying build failures for instance 53be25b6-7195-41b5-b059-cea5b5db7e2a.
2026-09-12 07:51:25.569 10 WARNING neutronclient.v2_0.client [None req-38424a1b-869f-4726-a1b0-e7477c2e419e 55341c2a0b2d4a80b338308bb9322511 2a6654b07aec472eb161912c3ee9f72a - - 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 53be25b6-7195-41b5-b059-cea5b5db7e2a.
2026-09-12 07:51:25.809 10 WARNING neutronclient.v2_0.client [None req-38424a1b-869f-4726-a1b0-e7477c2e419e 55341c2a0b2d4a80b338308bb9322511 2a6654b07aec472eb161912c3ee9f72a - - 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 53be25b6-7195-41b5-b059-cea5b5db7e2a.
2026-09-12 07:51:34.694 12 ERROR nova.scheduler.utils [None req-8441cb56-03af-4f54-83a9-6876c26936a1 b63c1dc37bf14b4a8b76b2ddf79ed28c 13a31ca8c2bf486188795955bb1cdcd9 - - default default] [instance: 324fdd08-055a-432f-a09e-89d0db3116d7] 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 324fdd08-055a-432f-a09e-89d0db3116d7 was re-scheduled: Failure running os_vif plugin plug method: No VIF plugin was found with the name ovs\n']
2026-09-12 07:51:34.697 12 WARNING nova.scheduler.utils [None req-8441cb56-03af-4f54-83a9-6876c26936a1 b63c1dc37bf14b4a8b76b2ddf79ed28c 13a31ca8c2bf486188795955bb1cdcd9 - - default default] Failed to compute_task_build_instances: Exceeded maximum number of retries. Exhausted all hosts available for retrying build failures for instance 324fdd08-055a-432f-a09e-89d0db3116d7.: nova.exception.MaxRetriesExceeded: Exceeded maximum number of retries. Exhausted all hosts available for retrying build failures for instance 324fdd08-055a-432f-a09e-89d0db3116d7.
2026-09-12 07:51:34.697 12 WARNING nova.scheduler.utils [None req-8441cb56-03af-4f54-83a9-6876c26936a1 b63c1dc37bf14b4a8b76b2ddf79ed28c 13a31ca8c2bf486188795955bb1cdcd9 - - default default] [instance: 324fdd08-055a-432f-a09e-89d0db3116d7] Setting instance to ERROR state.: nova.exception.MaxRetriesExceeded: Exceeded maximum number of retries. Exhausted all hosts available for retrying build failures for instance 324fdd08-055a-432f-a09e-89d0db3116d7.
2026-09-12 07:51:34.755 12 WARNING neutronclient.v2_0.client [None req-8441cb56-03af-4f54-83a9-6876c26936a1 b63c1dc37bf14b4a8b76b2ddf79ed28c 13a31ca8c2bf486188795955bb1cdcd9 - - 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 324fdd08-055a-432f-a09e-89d0db3116d7.
2026-09-12 07:51:34.809 12 WARNING neutronclient.v2_0.client [None req-8441cb56-03af-4f54-83a9-6876c26936a1 b63c1dc37bf14b4a8b76b2ddf79ed28c 13a31ca8c2bf486188795955bb1cdcd9 - - 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 324fdd08-055a-432f-a09e-89d0db3116d7.
2026-09-12 07:52:07.813 12 ERROR nova.scheduler.utils [None req-8ef926d9-5f93-4c7c-93eb-8fbeb1e9b3ab cbfe873c08ac45c8b4d9025cb211ff88 b4738a3e7a6849198280e7f09894b875 - - default default] [instance: 51ec3d07-fb6a-4430-8e86-c142605d0090] 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 51ec3d07-fb6a-4430-8e86-c142605d0090 was re-scheduled: Failure running os_vif plugin plug method: No VIF plugin was found with the name ovs\n']
2026-09-12 07:52:07.814 12 WARNING nova.scheduler.utils [None req-8ef926d9-5f93-4c7c-93eb-8fbeb1e9b3ab cbfe873c08ac45c8b4d9025cb211ff88 b4738a3e7a6849198280e7f09894b875 - - default default] Failed to compute_task_build_instances: Exceeded maximum number of retries. Exhausted all hosts available for retrying build failures for instance 51ec3d07-fb6a-4430-8e86-c142605d0090.: nova.exception.MaxRetriesExceeded: Exceeded maximum number of retries. Exhausted all hosts available for retrying build failures for instance 51ec3d07-fb6a-4430-8e86-c142605d0090.
2026-09-12 07:52:07.814 12 WARNING nova.scheduler.utils [None req-8ef926d9-5f93-4c7c-93eb-8fbeb1e9b3ab cbfe873c08ac45c8b4d9025cb211ff88 b4738a3e7a6849198280e7f09894b875 - - default default] [instance: 51ec3d07-fb6a-4430-8e86-c142605d0090] Setting instance to ERROR state.: nova.exception.MaxRetriesExceeded: Exceeded maximum number of retries. Exhausted all hosts available for retrying build failures for instance 51ec3d07-fb6a-4430-8e86-c142605d0090.
2026-09-12 07:52:07.876 12 WARNING neutronclient.v2_0.client [None req-8ef926d9-5f93-4c7c-93eb-8fbeb1e9b3ab cbfe873c08ac45c8b4d9025cb211ff88 b4738a3e7a6849198280e7f09894b875 - - 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 51ec3d07-fb6a-4430-8e86-c142605d0090.
2026-09-12 07:52:08.056 12 WARNING neutronclient.v2_0.client [None req-8ef926d9-5f93-4c7c-93eb-8fbeb1e9b3ab cbfe873c08ac45c8b4d9025cb211ff88 b4738a3e7a6849198280e7f09894b875 - - 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 51ec3d07-fb6a-4430-8e86-c142605d0090.
2026-09-12 07:53:18.221 12 ERROR nova.scheduler.utils [None req-eab262f5-24e1-4e9b-b258-3821a71e7666 4743c30e8cd748478813366f6b3e3a2a 67e8a2f9ecab418b8d7362a3f1a8c81c - - default default] [instance: b9043b32-075b-42ad-a495-191733104202] 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 b9043b32-075b-42ad-a495-191733104202 was re-scheduled: Failure running os_vif plugin plug method: No VIF plugin was found with the name ovs\n']
2026-09-12 07:53:18.222 12 WARNING nova.scheduler.utils [None req-eab262f5-24e1-4e9b-b258-3821a71e7666 4743c30e8cd748478813366f6b3e3a2a 67e8a2f9ecab418b8d7362a3f1a8c81c - - default default] Failed to compute_task_build_instances: Exceeded maximum number of retries. Exhausted all hosts available for retrying build failures for instance b9043b32-075b-42ad-a495-191733104202.: nova.exception.MaxRetriesExceeded: Exceeded maximum number of retries. Exhausted all hosts available for retrying build failures for instance b9043b32-075b-42ad-a495-191733104202.
2026-09-12 07:53:18.223 12 WARNING nova.scheduler.utils [None req-eab262f5-24e1-4e9b-b258-3821a71e7666 4743c30e8cd748478813366f6b3e3a2a 67e8a2f9ecab418b8d7362a3f1a8c81c - - default default] [instance: b9043b32-075b-42ad-a495-191733104202] Setting instance to ERROR state.: nova.exception.MaxRetriesExceeded: Exceeded maximum number of retries. Exhausted all hosts available for retrying build failures for instance b9043b32-075b-42ad-a495-191733104202.
2026-09-12 07:53:18.283 12 WARNING neutronclient.v2_0.client [None req-eab262f5-24e1-4e9b-b258-3821a71e7666 4743c30e8cd748478813366f6b3e3a2a 67e8a2f9ecab418b8d7362a3f1a8c81c - - 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 b9043b32-075b-42ad-a495-191733104202.
2026-09-12 07:53:18.357 12 WARNING neutronclient.v2_0.client [None req-eab262f5-24e1-4e9b-b258-3821a71e7666 4743c30e8cd748478813366f6b3e3a2a 67e8a2f9ecab418b8d7362a3f1a8c81c - - 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 b9043b32-075b-42ad-a495-191733104202.
2026-09-12 07:53:19.943 12 ERROR nova.scheduler.utils [None req-0e2cd480-51e6-4bd6-9e2a-94e64a1498aa 75ceacd0303642569a404bdec3d28e11 9d9983c4458e4fb6a281156a2c83c585 - - default default] [instance: 0fe1db67-7d8d-4652-bffc-bd2156f95a56] 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 0fe1db67-7d8d-4652-bffc-bd2156f95a56 was re-scheduled: Failure running os_vif plugin plug method: No VIF plugin was found with the name ovs\n']
2026-09-12 07:53:19.945 12 WARNING nova.scheduler.utils [None req-0e2cd480-51e6-4bd6-9e2a-94e64a1498aa 75ceacd0303642569a404bdec3d28e11 9d9983c4458e4fb6a281156a2c83c585 - - default default] Failed to compute_task_build_instances: Exceeded maximum number of retries. Exhausted all hosts available for retrying build failures for instance 0fe1db67-7d8d-4652-bffc-bd2156f95a56.: nova.exception.MaxRetriesExceeded: Exceeded maximum number of retries. Exhausted all hosts available for retrying build failures for instance 0fe1db67-7d8d-4652-bffc-bd2156f95a56.
2026-09-12 07:53:19.945 12 WARNING nova.scheduler.utils [None req-0e2cd480-51e6-4bd6-9e2a-94e64a1498aa 75ceacd0303642569a404bdec3d28e11 9d9983c4458e4fb6a281156a2c83c585 - - default default] [instance: 0fe1db67-7d8d-4652-bffc-bd2156f95a56] Setting instance to ERROR state.: nova.exception.MaxRetriesExceeded: Exceeded maximum number of retries. Exhausted all hosts available for retrying build failures for instance 0fe1db67-7d8d-4652-bffc-bd2156f95a56.
2026-09-12 07:53:20.010 12 WARNING neutronclient.v2_0.client [None req-0e2cd480-51e6-4bd6-9e2a-94e64a1498aa 75ceacd0303642569a404bdec3d28e11 9d9983c4458e4fb6a281156a2c83c585 - - 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 0fe1db67-7d8d-4652-bffc-bd2156f95a56.
2026-09-12 07:53:20.043 12 WARNING neutronclient.v2_0.client [None req-0e2cd480-51e6-4bd6-9e2a-94e64a1498aa 75ceacd0303642569a404bdec3d28e11 9d9983c4458e4fb6a281156a2c83c585 - - 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 0fe1db67-7d8d-4652-bffc-bd2156f95a56.
2026-09-12 07:54:03.281 10 ERROR nova.scheduler.utils [None req-d59e3fde-268a-4ffa-9f60-c9b71a501801 585b9f63bea24862bdbf0ec29a3c967c e1a34f5145c9477a9e38707d8261d94f - - default default] [instance: d4fb11a1-8005-4016-8e24-9e73bdc7dd45] 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 d4fb11a1-8005-4016-8e24-9e73bdc7dd45 was re-scheduled: Failure running os_vif plugin plug method: No VIF plugin was found with the name ovs\n']
2026-09-12 07:54:03.282 10 WARNING nova.scheduler.utils [None req-d59e3fde-268a-4ffa-9f60-c9b71a501801 585b9f63bea24862bdbf0ec29a3c967c e1a34f5145c9477a9e38707d8261d94f - - default default] Failed to compute_task_build_instances: Exceeded maximum number of retries. Exhausted all hosts available for retrying build failures for instance d4fb11a1-8005-4016-8e24-9e73bdc7dd45.: nova.exception.MaxRetriesExceeded: Exceeded maximum number of retries. Exhausted all hosts available for retrying build failures for instance d4fb11a1-8005-4016-8e24-9e73bdc7dd45.
2026-09-12 07:54:03.283 10 WARNING nova.scheduler.utils [None req-d59e3fde-268a-4ffa-9f60-c9b71a501801 585b9f63bea24862bdbf0ec29a3c967c e1a34f5145c9477a9e38707d8261d94f - - default default] [instance: d4fb11a1-8005-4016-8e24-9e73bdc7dd45] Setting instance to ERROR state.: nova.exception.MaxRetriesExceeded: Exceeded maximum number of retries. Exhausted all hosts available for retrying build failures for instance d4fb11a1-8005-4016-8e24-9e73bdc7dd45.
2026-09-12 07:54:03.346 10 WARNING neutronclient.v2_0.client [None req-d59e3fde-268a-4ffa-9f60-c9b71a501801 585b9f63bea24862bdbf0ec29a3c967c e1a34f5145c9477a9e38707d8261d94f - - 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 d4fb11a1-8005-4016-8e24-9e73bdc7dd45.
2026-09-12 07:54:03.437 10 WARNING neutronclient.v2_0.client [None req-d59e3fde-268a-4ffa-9f60-c9b71a501801 585b9f63bea24862bdbf0ec29a3c967c e1a34f5145c9477a9e38707d8261d94f - - 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 d4fb11a1-8005-4016-8e24-9e73bdc7dd45.
2026-09-12 07:54:35.571 12 ERROR nova.scheduler.utils [None req-4a3a6739-0a47-4f08-8318-d33832e10e2f 6974f31604ed412e8a25cae0f661c1db bb6ea167d3a44da09425e8541928a203 - - default default] [instance: c221aaac-0764-4103-b6e2-6cd8dd8dc43f] 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 c221aaac-0764-4103-b6e2-6cd8dd8dc43f was re-scheduled: Failure running os_vif plugin plug method: No VIF plugin was found with the name ovs\n']
2026-09-12 07:54:35.573 12 WARNING nova.scheduler.utils [None req-4a3a6739-0a47-4f08-8318-d33832e10e2f 6974f31604ed412e8a25cae0f661c1db bb6ea167d3a44da09425e8541928a203 - - default default] Failed to compute_task_build_instances: Exceeded maximum number of retries. Exhausted all hosts available for retrying build failures for instance c221aaac-0764-4103-b6e2-6cd8dd8dc43f.: nova.exception.MaxRetriesExceeded: Exceeded maximum number of retries. Exhausted all hosts available for retrying build failures for instance c221aaac-0764-4103-b6e2-6cd8dd8dc43f.
2026-09-12 07:54:35.573 12 WARNING nova.scheduler.utils [None req-4a3a6739-0a47-4f08-8318-d33832e10e2f 6974f31604ed412e8a25cae0f661c1db bb6ea167d3a44da09425e8541928a203 - - default default] [instance: c221aaac-0764-4103-b6e2-6cd8dd8dc43f] Setting instance to ERROR state.: nova.exception.MaxRetriesExceeded: Exceeded maximum number of retries. Exhausted all hosts available for retrying build failures for instance c221aaac-0764-4103-b6e2-6cd8dd8dc43f.
2026-09-12 07:54:35.637 12 WARNING neutronclient.v2_0.client [None req-4a3a6739-0a47-4f08-8318-d33832e10e2f 6974f31604ed412e8a25cae0f661c1db bb6ea167d3a44da09425e8541928a203 - - 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 c221aaac-0764-4103-b6e2-6cd8dd8dc43f.
2026-09-12 07:54:35.739 12 WARNING neutronclient.v2_0.client [None req-4a3a6739-0a47-4f08-8318-d33832e10e2f 6974f31604ed412e8a25cae0f661c1db bb6ea167d3a44da09425e8541928a203 - - 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 c221aaac-0764-4103-b6e2-6cd8dd8dc43f.