+ exec nova-conductor --config-file /etc/nova/nova.conf
2026-07-15 20:30:34.563 1 INFO nova.utils [None req-a5ef8577-5132-4516-9ef4-943d076d6e57 - - - - - -] The cell worker thread pool MainProcess.cell_worker is initialized
2026-07-15 20:30:34.722 1 INFO nova.utils [None req-a5ef8577-5132-4516-9ef4-943d076d6e57 - - - - - -] The cell worker thread pool MainProcess.cell_worker is shutting down
2026-07-15 20:30:35.722 1 INFO nova.utils [None req-a5ef8577-5132-4516-9ef4-943d076d6e57 - - - - - -] The cell worker thread pool MainProcess.cell_worker is closed
2026-07-15 20:30:35.725 1 WARNING oslo_service.backend._threading.service [None req-a5ef8577-5132-4516-9ef4-943d076d6e57 - - - - - -] Service Service is not picklable with spawn; falling back to fork. Please make the service spawn-safe to avoid this fallback.
2026-07-15 20:30:35.736 1 WARNING oslo_config.cfg [None req-a5ef8577-5132-4516-9ef4-943d076d6e57 - - - - - -] 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.
2026-07-15 20:30:35.781 10 INFO nova.service [-] Starting conductor node (version 33.1.0)
2026-07-15 20:30:35.796 12 INFO nova.service [-] Starting conductor node (version 33.1.0)
2026-07-15 21:11:10.061 12 INFO nova.utils [None req-d2ee5140-94e5-48f9-9a39-43d952b14fa3 bba6917559ed41fdb0982511e0b1371f d1801869701c49078236ac9e4f07d73b - - default default] The cell worker thread pool ForkProcess-2.cell_worker is initialized
2026-07-15 21:11:10.264 12 INFO nova.compute.rpcapi [None req-5c8055a2-f85b-4b6b-bfdd-64d69b9aac11 - - - - - -] Automatically selected compute RPC version 6.5 from minimum service version 72
2026-07-15 21:11:10.515 10 INFO nova.utils [None req-eb78ea24-9250-49e6-bd7c-39237daa9ba1 83af7e9ee7e346a6a90fc5f3395a0942 800840ca99484dd98d17c3ade9582147 - - default default] The cell worker thread pool ForkProcess-1.cell_worker is initialized
2026-07-15 21:11:10.667 10 INFO nova.compute.rpcapi [None req-4b4913f4-a28e-4356-9184-831ac2c6fe2b - - - - - -] Automatically selected compute RPC version 6.5 from minimum service version 72
2026-07-15 21:11:27.416 10 ERROR nova.scheduler.utils [None req-eb78ea24-9250-49e6-bd7c-39237daa9ba1 83af7e9ee7e346a6a90fc5f3395a0942 800840ca99484dd98d17c3ade9582147 - - default default] [instance: 334dd733-7a45-4767-b0d5-0b82764e8c77] Error from last host: instance (node instance): ['Traceback (most recent call last):\n', '  File "/var/lib/openstack/lib/python3.12/site-packages/os_vif/__init__.py", line 84, in plug\n    plugin = _EXT_MANAGER[plugin_name].obj\n             ~~~~~~~~~~~~^^^^^^^^^^^^^\n', '  File "/var/lib/openstack/lib/python3.12/site-packages/stevedore/extension.py", line 452, in __getitem__\n    return self._extensions_by_name[name]\n           ~~~~~~~~~~~~~~~~~~~~~~~~^^^^^^\n', "KeyError: 'ovs'\n", '\nDuring handling of the above exception, another exception occurred:\n\n', 'Traceback (most recent call last):\n', '  File "/var/lib/openstack/lib/python3.12/site-packages/nova/virt/libvirt/vif.py", line 755, in _plug_os_vif\n    os_vif.plug(vif, instance_info)\n', '  File "/var/lib/openstack/lib/python3.12/site-packages/os_vif/__init__.py", line 86, in plug\n    raise os_vif.exception.NoMatchingPlugin(plugin_name=plugin_name)\n', 'os_vif.exception.NoMatchingPlugin: No VIF plugin was found with the name ovs\n', '\nDuring handling of the above exception, another exception occurred:\n\n', 'Traceback (most recent call last):\n', '  File "/var/lib/openstack/lib/python3.12/site-packages/nova/compute/manager.py", line 2821, in _build_and_run_instance\n    self.driver.spawn(context, instance, image_meta,\n', '  File "/var/lib/openstack/lib/python3.12/site-packages/nova/virt/libvirt/driver.py", line 4879, in spawn\n    self._create_guest_with_network(\n', '  File "/var/lib/openstack/lib/python3.12/site-packages/nova/virt/libvirt/driver.py", line 8471, in _create_guest_with_network\n    with excutils.save_and_reraise_exception():\n', '  File "/var/lib/openstack/lib/python3.12/site-packages/oslo_utils/excutils.py", line 266, in __exit__\n    self.force_reraise()\n', '  File "/var/lib/openstack/lib/python3.12/site-packages/oslo_utils/excutils.py", line 232, in force_reraise\n    raise self.value\n', '  File "/var/lib/openstack/lib/python3.12/site-packages/nova/virt/libvirt/driver.py", line 8444, in _create_guest_with_network\n    self.plug_vifs(instance, network_info)\n', '  File "/var/lib/openstack/lib/python3.12/site-packages/nova/virt/libvirt/driver.py", line 1511, in plug_vifs\n    self.vif_driver.plug(instance, vif)\n', '  File "/var/lib/openstack/lib/python3.12/site-packages/nova/virt/libvirt/vif.py", line 779, in plug\n    self._plug_os_vif(instance, vif_obj)\n', '  File "/var/lib/openstack/lib/python3.12/site-packages/nova/virt/libvirt/vif.py", line 759, in _plug_os_vif\n    raise exception.InternalError(msg)\n', 'nova.exception.InternalError: Failure running os_vif plugin plug method: No VIF plugin was found with the name ovs\n', '\nDuring handling of the above exception, another exception occurred:\n\n', 'Traceback (most recent call last):\n', '  File "/var/lib/openstack/lib/python3.12/site-packages/nova/compute/manager.py", line 2636, in _do_build_and_run_instance\n    self._build_and_run_instance(context, instance, image,\n', '  File "/var/lib/openstack/lib/python3.12/site-packages/nova/compute/manager.py", line 2929, in _build_and_run_instance\n    raise exception.RescheduledException(\n', 'nova.exception.RescheduledException: Build of instance 334dd733-7a45-4767-b0d5-0b82764e8c77 was re-scheduled: Failure running os_vif plugin plug method: No VIF plugin was found with the name ovs\n']
2026-07-15 21:11:27.418 10 WARNING nova.scheduler.utils [None req-eb78ea24-9250-49e6-bd7c-39237daa9ba1 83af7e9ee7e346a6a90fc5f3395a0942 800840ca99484dd98d17c3ade9582147 - - default default] Failed to compute_task_build_instances: Exceeded maximum number of retries. Exhausted all hosts available for retrying build failures for instance 334dd733-7a45-4767-b0d5-0b82764e8c77.: nova.exception.MaxRetriesExceeded: Exceeded maximum number of retries. Exhausted all hosts available for retrying build failures for instance 334dd733-7a45-4767-b0d5-0b82764e8c77.
2026-07-15 21:11:27.418 10 WARNING nova.scheduler.utils [None req-eb78ea24-9250-49e6-bd7c-39237daa9ba1 83af7e9ee7e346a6a90fc5f3395a0942 800840ca99484dd98d17c3ade9582147 - - default default] [instance: 334dd733-7a45-4767-b0d5-0b82764e8c77] Setting instance to ERROR state.: nova.exception.MaxRetriesExceeded: Exceeded maximum number of retries. Exhausted all hosts available for retrying build failures for instance 334dd733-7a45-4767-b0d5-0b82764e8c77.
2026-07-15 21:11:27.511 10 WARNING neutronclient.v2_0.client [None req-eb78ea24-9250-49e6-bd7c-39237daa9ba1 83af7e9ee7e346a6a90fc5f3395a0942 800840ca99484dd98d17c3ade9582147 - - 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 334dd733-7a45-4767-b0d5-0b82764e8c77.
2026-07-15 21:11:28.029 10 WARNING neutronclient.v2_0.client [None req-eb78ea24-9250-49e6-bd7c-39237daa9ba1 83af7e9ee7e346a6a90fc5f3395a0942 800840ca99484dd98d17c3ade9582147 - - 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 334dd733-7a45-4767-b0d5-0b82764e8c77.
2026-07-15 21:11:29.106 10 ERROR nova.scheduler.utils [None req-d2ee5140-94e5-48f9-9a39-43d952b14fa3 bba6917559ed41fdb0982511e0b1371f d1801869701c49078236ac9e4f07d73b - - default default] [instance: c525fe4d-bc73-4a88-b418-a8431abc4a70] Error from last host: instance (node instance): ['Traceback (most recent call last):\n', '  File "/var/lib/openstack/lib/python3.12/site-packages/os_vif/__init__.py", line 84, in plug\n    plugin = _EXT_MANAGER[plugin_name].obj\n             ~~~~~~~~~~~~^^^^^^^^^^^^^\n', '  File "/var/lib/openstack/lib/python3.12/site-packages/stevedore/extension.py", line 452, in __getitem__\n    return self._extensions_by_name[name]\n           ~~~~~~~~~~~~~~~~~~~~~~~~^^^^^^\n', "KeyError: 'ovs'\n", '\nDuring handling of the above exception, another exception occurred:\n\n', 'Traceback (most recent call last):\n', '  File "/var/lib/openstack/lib/python3.12/site-packages/nova/virt/libvirt/vif.py", line 755, in _plug_os_vif\n    os_vif.plug(vif, instance_info)\n', '  File "/var/lib/openstack/lib/python3.12/site-packages/os_vif/__init__.py", line 86, in plug\n    raise os_vif.exception.NoMatchingPlugin(plugin_name=plugin_name)\n', 'os_vif.exception.NoMatchingPlugin: No VIF plugin was found with the name ovs\n', '\nDuring handling of the above exception, another exception occurred:\n\n', 'Traceback (most recent call last):\n', '  File "/var/lib/openstack/lib/python3.12/site-packages/nova/compute/manager.py", line 2821, in _build_and_run_instance\n    self.driver.spawn(context, instance, image_meta,\n', '  File "/var/lib/openstack/lib/python3.12/site-packages/nova/virt/libvirt/driver.py", line 4879, in spawn\n    self._create_guest_with_network(\n', '  File "/var/lib/openstack/lib/python3.12/site-packages/nova/virt/libvirt/driver.py", line 8471, in _create_guest_with_network\n    with excutils.save_and_reraise_exception():\n', '  File "/var/lib/openstack/lib/python3.12/site-packages/oslo_utils/excutils.py", line 266, in __exit__\n    self.force_reraise()\n', '  File "/var/lib/openstack/lib/python3.12/site-packages/oslo_utils/excutils.py", line 232, in force_reraise\n    raise self.value\n', '  File "/var/lib/openstack/lib/python3.12/site-packages/nova/virt/libvirt/driver.py", line 8444, in _create_guest_with_network\n    self.plug_vifs(instance, network_info)\n', '  File "/var/lib/openstack/lib/python3.12/site-packages/nova/virt/libvirt/driver.py", line 1511, in plug_vifs\n    self.vif_driver.plug(instance, vif)\n', '  File "/var/lib/openstack/lib/python3.12/site-packages/nova/virt/libvirt/vif.py", line 779, in plug\n    self._plug_os_vif(instance, vif_obj)\n', '  File "/var/lib/openstack/lib/python3.12/site-packages/nova/virt/libvirt/vif.py", line 759, in _plug_os_vif\n    raise exception.InternalError(msg)\n', 'nova.exception.InternalError: Failure running os_vif plugin plug method: No VIF plugin was found with the name ovs\n', '\nDuring handling of the above exception, another exception occurred:\n\n', 'Traceback (most recent call last):\n', '  File "/var/lib/openstack/lib/python3.12/site-packages/nova/compute/manager.py", line 2636, in _do_build_and_run_instance\n    self._build_and_run_instance(context, instance, image,\n', '  File "/var/lib/openstack/lib/python3.12/site-packages/nova/compute/manager.py", line 2929, in _build_and_run_instance\n    raise exception.RescheduledException(\n', 'nova.exception.RescheduledException: Build of instance c525fe4d-bc73-4a88-b418-a8431abc4a70 was re-scheduled: Failure running os_vif plugin plug method: No VIF plugin was found with the name ovs\n']
2026-07-15 21:11:29.107 10 WARNING nova.scheduler.utils [None req-d2ee5140-94e5-48f9-9a39-43d952b14fa3 bba6917559ed41fdb0982511e0b1371f d1801869701c49078236ac9e4f07d73b - - default default] Failed to compute_task_build_instances: Exceeded maximum number of retries. Exhausted all hosts available for retrying build failures for instance c525fe4d-bc73-4a88-b418-a8431abc4a70.: nova.exception.MaxRetriesExceeded: Exceeded maximum number of retries. Exhausted all hosts available for retrying build failures for instance c525fe4d-bc73-4a88-b418-a8431abc4a70.
2026-07-15 21:11:29.107 10 WARNING nova.scheduler.utils [None req-d2ee5140-94e5-48f9-9a39-43d952b14fa3 bba6917559ed41fdb0982511e0b1371f d1801869701c49078236ac9e4f07d73b - - default default] [instance: c525fe4d-bc73-4a88-b418-a8431abc4a70] Setting instance to ERROR state.: nova.exception.MaxRetriesExceeded: Exceeded maximum number of retries. Exhausted all hosts available for retrying build failures for instance c525fe4d-bc73-4a88-b418-a8431abc4a70.
2026-07-15 21:11:29.160 10 WARNING neutronclient.v2_0.client [None req-d2ee5140-94e5-48f9-9a39-43d952b14fa3 bba6917559ed41fdb0982511e0b1371f d1801869701c49078236ac9e4f07d73b - - 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 c525fe4d-bc73-4a88-b418-a8431abc4a70.
2026-07-15 21:11:29.196 10 WARNING neutronclient.v2_0.client [None req-d2ee5140-94e5-48f9-9a39-43d952b14fa3 bba6917559ed41fdb0982511e0b1371f d1801869701c49078236ac9e4f07d73b - - 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 c525fe4d-bc73-4a88-b418-a8431abc4a70.
2026-07-15 21:11:30.567 12 ERROR nova.scheduler.utils [None req-095d0813-5b20-4de6-bf60-6a955a31d826 fc026a392ccf44418a34d49927d1b3d6 7d1ef43c2fd742379b4d82f50fe69327 - - default default] [instance: 7f27e640-ce2b-436f-bcd9-7685c4fad22e] Error from last host: instance (node instance): ['Traceback (most recent call last):\n', '  File "/var/lib/openstack/lib/python3.12/site-packages/os_vif/__init__.py", line 84, in plug\n    plugin = _EXT_MANAGER[plugin_name].obj\n             ~~~~~~~~~~~~^^^^^^^^^^^^^\n', '  File "/var/lib/openstack/lib/python3.12/site-packages/stevedore/extension.py", line 452, in __getitem__\n    return self._extensions_by_name[name]\n           ~~~~~~~~~~~~~~~~~~~~~~~~^^^^^^\n', "KeyError: 'ovs'\n", '\nDuring handling of the above exception, another exception occurred:\n\n', 'Traceback (most recent call last):\n', '  File "/var/lib/openstack/lib/python3.12/site-packages/nova/virt/libvirt/vif.py", line 755, in _plug_os_vif\n    os_vif.plug(vif, instance_info)\n', '  File "/var/lib/openstack/lib/python3.12/site-packages/os_vif/__init__.py", line 86, in plug\n    raise os_vif.exception.NoMatchingPlugin(plugin_name=plugin_name)\n', 'os_vif.exception.NoMatchingPlugin: No VIF plugin was found with the name ovs\n', '\nDuring handling of the above exception, another exception occurred:\n\n', 'Traceback (most recent call last):\n', '  File "/var/lib/openstack/lib/python3.12/site-packages/nova/compute/manager.py", line 2821, in _build_and_run_instance\n    self.driver.spawn(context, instance, image_meta,\n', '  File "/var/lib/openstack/lib/python3.12/site-packages/nova/virt/libvirt/driver.py", line 4879, in spawn\n    self._create_guest_with_network(\n', '  File "/var/lib/openstack/lib/python3.12/site-packages/nova/virt/libvirt/driver.py", line 8471, in _create_guest_with_network\n    with excutils.save_and_reraise_exception():\n', '  File "/var/lib/openstack/lib/python3.12/site-packages/oslo_utils/excutils.py", line 266, in __exit__\n    self.force_reraise()\n', '  File "/var/lib/openstack/lib/python3.12/site-packages/oslo_utils/excutils.py", line 232, in force_reraise\n    raise self.value\n', '  File "/var/lib/openstack/lib/python3.12/site-packages/nova/virt/libvirt/driver.py", line 8444, in _create_guest_with_network\n    self.plug_vifs(instance, network_info)\n', '  File "/var/lib/openstack/lib/python3.12/site-packages/nova/virt/libvirt/driver.py", line 1511, in plug_vifs\n    self.vif_driver.plug(instance, vif)\n', '  File "/var/lib/openstack/lib/python3.12/site-packages/nova/virt/libvirt/vif.py", line 779, in plug\n    self._plug_os_vif(instance, vif_obj)\n', '  File "/var/lib/openstack/lib/python3.12/site-packages/nova/virt/libvirt/vif.py", line 759, in _plug_os_vif\n    raise exception.InternalError(msg)\n', 'nova.exception.InternalError: Failure running os_vif plugin plug method: No VIF plugin was found with the name ovs\n', '\nDuring handling of the above exception, another exception occurred:\n\n', 'Traceback (most recent call last):\n', '  File "/var/lib/openstack/lib/python3.12/site-packages/nova/compute/manager.py", line 2636, in _do_build_and_run_instance\n    self._build_and_run_instance(context, instance, image,\n', '  File "/var/lib/openstack/lib/python3.12/site-packages/nova/compute/manager.py", line 2929, in _build_and_run_instance\n    raise exception.RescheduledException(\n', 'nova.exception.RescheduledException: Build of instance 7f27e640-ce2b-436f-bcd9-7685c4fad22e was re-scheduled: Failure running os_vif plugin plug method: No VIF plugin was found with the name ovs\n']
2026-07-15 21:11:30.568 12 WARNING nova.scheduler.utils [None req-095d0813-5b20-4de6-bf60-6a955a31d826 fc026a392ccf44418a34d49927d1b3d6 7d1ef43c2fd742379b4d82f50fe69327 - - default default] Failed to compute_task_build_instances: Exceeded maximum number of retries. Exhausted all hosts available for retrying build failures for instance 7f27e640-ce2b-436f-bcd9-7685c4fad22e.: nova.exception.MaxRetriesExceeded: Exceeded maximum number of retries. Exhausted all hosts available for retrying build failures for instance 7f27e640-ce2b-436f-bcd9-7685c4fad22e.
2026-07-15 21:11:30.568 12 WARNING nova.scheduler.utils [None req-095d0813-5b20-4de6-bf60-6a955a31d826 fc026a392ccf44418a34d49927d1b3d6 7d1ef43c2fd742379b4d82f50fe69327 - - default default] [instance: 7f27e640-ce2b-436f-bcd9-7685c4fad22e] Setting instance to ERROR state.: nova.exception.MaxRetriesExceeded: Exceeded maximum number of retries. Exhausted all hosts available for retrying build failures for instance 7f27e640-ce2b-436f-bcd9-7685c4fad22e.
2026-07-15 21:11:30.660 12 WARNING neutronclient.v2_0.client [None req-095d0813-5b20-4de6-bf60-6a955a31d826 fc026a392ccf44418a34d49927d1b3d6 7d1ef43c2fd742379b4d82f50fe69327 - - 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 7f27e640-ce2b-436f-bcd9-7685c4fad22e.
2026-07-15 21:11:31.173 12 WARNING neutronclient.v2_0.client [None req-095d0813-5b20-4de6-bf60-6a955a31d826 fc026a392ccf44418a34d49927d1b3d6 7d1ef43c2fd742379b4d82f50fe69327 - - 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 7f27e640-ce2b-436f-bcd9-7685c4fad22e.
2026-07-15 21:11:56.670 10 ERROR nova.scheduler.utils [None req-846b83dc-7d41-4bba-959b-2e2b7ff2797b e135ea6b9b2e41599cd721b6a11aeac7 e3fa6c8324b54af1a8c3da3ed93c4895 - - default default] [instance: 7fa2d03f-7a94-4023-8609-8ee57a7d0209] Error from last host: instance (node instance): ['Traceback (most recent call last):\n', '  File "/var/lib/openstack/lib/python3.12/site-packages/os_vif/__init__.py", line 84, in plug\n    plugin = _EXT_MANAGER[plugin_name].obj\n             ~~~~~~~~~~~~^^^^^^^^^^^^^\n', '  File "/var/lib/openstack/lib/python3.12/site-packages/stevedore/extension.py", line 452, in __getitem__\n    return self._extensions_by_name[name]\n           ~~~~~~~~~~~~~~~~~~~~~~~~^^^^^^\n', "KeyError: 'ovs'\n", '\nDuring handling of the above exception, another exception occurred:\n\n', 'Traceback (most recent call last):\n', '  File "/var/lib/openstack/lib/python3.12/site-packages/nova/virt/libvirt/vif.py", line 755, in _plug_os_vif\n    os_vif.plug(vif, instance_info)\n', '  File "/var/lib/openstack/lib/python3.12/site-packages/os_vif/__init__.py", line 86, in plug\n    raise os_vif.exception.NoMatchingPlugin(plugin_name=plugin_name)\n', 'os_vif.exception.NoMatchingPlugin: No VIF plugin was found with the name ovs\n', '\nDuring handling of the above exception, another exception occurred:\n\n', 'Traceback (most recent call last):\n', '  File "/var/lib/openstack/lib/python3.12/site-packages/nova/compute/manager.py", line 2821, in _build_and_run_instance\n    self.driver.spawn(context, instance, image_meta,\n', '  File "/var/lib/openstack/lib/python3.12/site-packages/nova/virt/libvirt/driver.py", line 4879, in spawn\n    self._create_guest_with_network(\n', '  File "/var/lib/openstack/lib/python3.12/site-packages/nova/virt/libvirt/driver.py", line 8471, in _create_guest_with_network\n    with excutils.save_and_reraise_exception():\n', '  File "/var/lib/openstack/lib/python3.12/site-packages/oslo_utils/excutils.py", line 266, in __exit__\n    self.force_reraise()\n', '  File "/var/lib/openstack/lib/python3.12/site-packages/oslo_utils/excutils.py", line 232, in force_reraise\n    raise self.value\n', '  File "/var/lib/openstack/lib/python3.12/site-packages/nova/virt/libvirt/driver.py", line 8444, in _create_guest_with_network\n    self.plug_vifs(instance, network_info)\n', '  File "/var/lib/openstack/lib/python3.12/site-packages/nova/virt/libvirt/driver.py", line 1511, in plug_vifs\n    self.vif_driver.plug(instance, vif)\n', '  File "/var/lib/openstack/lib/python3.12/site-packages/nova/virt/libvirt/vif.py", line 779, in plug\n    self._plug_os_vif(instance, vif_obj)\n', '  File "/var/lib/openstack/lib/python3.12/site-packages/nova/virt/libvirt/vif.py", line 759, in _plug_os_vif\n    raise exception.InternalError(msg)\n', 'nova.exception.InternalError: Failure running os_vif plugin plug method: No VIF plugin was found with the name ovs\n', '\nDuring handling of the above exception, another exception occurred:\n\n', 'Traceback (most recent call last):\n', '  File "/var/lib/openstack/lib/python3.12/site-packages/nova/compute/manager.py", line 2636, in _do_build_and_run_instance\n    self._build_and_run_instance(context, instance, image,\n', '  File "/var/lib/openstack/lib/python3.12/site-packages/nova/compute/manager.py", line 2929, in _build_and_run_instance\n    raise exception.RescheduledException(\n', 'nova.exception.RescheduledException: Build of instance 7fa2d03f-7a94-4023-8609-8ee57a7d0209 was re-scheduled: Failure running os_vif plugin plug method: No VIF plugin was found with the name ovs\n']
2026-07-15 21:11:56.671 10 WARNING nova.scheduler.utils [None req-846b83dc-7d41-4bba-959b-2e2b7ff2797b e135ea6b9b2e41599cd721b6a11aeac7 e3fa6c8324b54af1a8c3da3ed93c4895 - - default default] Failed to compute_task_build_instances: Exceeded maximum number of retries. Exhausted all hosts available for retrying build failures for instance 7fa2d03f-7a94-4023-8609-8ee57a7d0209.: nova.exception.MaxRetriesExceeded: Exceeded maximum number of retries. Exhausted all hosts available for retrying build failures for instance 7fa2d03f-7a94-4023-8609-8ee57a7d0209.
2026-07-15 21:11:56.671 10 WARNING nova.scheduler.utils [None req-846b83dc-7d41-4bba-959b-2e2b7ff2797b e135ea6b9b2e41599cd721b6a11aeac7 e3fa6c8324b54af1a8c3da3ed93c4895 - - default default] [instance: 7fa2d03f-7a94-4023-8609-8ee57a7d0209] Setting instance to ERROR state.: nova.exception.MaxRetriesExceeded: Exceeded maximum number of retries. Exhausted all hosts available for retrying build failures for instance 7fa2d03f-7a94-4023-8609-8ee57a7d0209.
2026-07-15 21:11:56.717 10 WARNING neutronclient.v2_0.client [None req-846b83dc-7d41-4bba-959b-2e2b7ff2797b e135ea6b9b2e41599cd721b6a11aeac7 e3fa6c8324b54af1a8c3da3ed93c4895 - - 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 7fa2d03f-7a94-4023-8609-8ee57a7d0209.
2026-07-15 21:11:56.760 10 WARNING neutronclient.v2_0.client [None req-846b83dc-7d41-4bba-959b-2e2b7ff2797b e135ea6b9b2e41599cd721b6a11aeac7 e3fa6c8324b54af1a8c3da3ed93c4895 - - 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 7fa2d03f-7a94-4023-8609-8ee57a7d0209.
2026-07-15 21:12:10.452 12 ERROR nova.scheduler.utils [None req-de47b8a1-5688-4ca7-99f2-7a7b14e7100b dc5c89c8faba4a03ad9c527181b272e7 7ae46102afb5453ea6cec9616685a0f2 - - default default] [instance: b5335dc7-1f2a-4e4a-83a5-d32b6d08afaa] Error from last host: instance (node instance): ['Traceback (most recent call last):\n', '  File "/var/lib/openstack/lib/python3.12/site-packages/os_vif/__init__.py", line 84, in plug\n    plugin = _EXT_MANAGER[plugin_name].obj\n             ~~~~~~~~~~~~^^^^^^^^^^^^^\n', '  File "/var/lib/openstack/lib/python3.12/site-packages/stevedore/extension.py", line 452, in __getitem__\n    return self._extensions_by_name[name]\n           ~~~~~~~~~~~~~~~~~~~~~~~~^^^^^^\n', "KeyError: 'ovs'\n", '\nDuring handling of the above exception, another exception occurred:\n\n', 'Traceback (most recent call last):\n', '  File "/var/lib/openstack/lib/python3.12/site-packages/nova/virt/libvirt/vif.py", line 755, in _plug_os_vif\n    os_vif.plug(vif, instance_info)\n', '  File "/var/lib/openstack/lib/python3.12/site-packages/os_vif/__init__.py", line 86, in plug\n    raise os_vif.exception.NoMatchingPlugin(plugin_name=plugin_name)\n', 'os_vif.exception.NoMatchingPlugin: No VIF plugin was found with the name ovs\n', '\nDuring handling of the above exception, another exception occurred:\n\n', 'Traceback (most recent call last):\n', '  File "/var/lib/openstack/lib/python3.12/site-packages/nova/compute/manager.py", line 2821, in _build_and_run_instance\n    self.driver.spawn(context, instance, image_meta,\n', '  File "/var/lib/openstack/lib/python3.12/site-packages/nova/virt/libvirt/driver.py", line 4879, in spawn\n    self._create_guest_with_network(\n', '  File "/var/lib/openstack/lib/python3.12/site-packages/nova/virt/libvirt/driver.py", line 8471, in _create_guest_with_network\n    with excutils.save_and_reraise_exception():\n', '  File "/var/lib/openstack/lib/python3.12/site-packages/oslo_utils/excutils.py", line 266, in __exit__\n    self.force_reraise()\n', '  File "/var/lib/openstack/lib/python3.12/site-packages/oslo_utils/excutils.py", line 232, in force_reraise\n    raise self.value\n', '  File "/var/lib/openstack/lib/python3.12/site-packages/nova/virt/libvirt/driver.py", line 8444, in _create_guest_with_network\n    self.plug_vifs(instance, network_info)\n', '  File "/var/lib/openstack/lib/python3.12/site-packages/nova/virt/libvirt/driver.py", line 1511, in plug_vifs\n    self.vif_driver.plug(instance, vif)\n', '  File "/var/lib/openstack/lib/python3.12/site-packages/nova/virt/libvirt/vif.py", line 779, in plug\n    self._plug_os_vif(instance, vif_obj)\n', '  File "/var/lib/openstack/lib/python3.12/site-packages/nova/virt/libvirt/vif.py", line 759, in _plug_os_vif\n    raise exception.InternalError(msg)\n', 'nova.exception.InternalError: Failure running os_vif plugin plug method: No VIF plugin was found with the name ovs\n', '\nDuring handling of the above exception, another exception occurred:\n\n', 'Traceback (most recent call last):\n', '  File "/var/lib/openstack/lib/python3.12/site-packages/nova/compute/manager.py", line 2636, in _do_build_and_run_instance\n    self._build_and_run_instance(context, instance, image,\n', '  File "/var/lib/openstack/lib/python3.12/site-packages/nova/compute/manager.py", line 2929, in _build_and_run_instance\n    raise exception.RescheduledException(\n', 'nova.exception.RescheduledException: Build of instance b5335dc7-1f2a-4e4a-83a5-d32b6d08afaa was re-scheduled: Failure running os_vif plugin plug method: No VIF plugin was found with the name ovs\n']
2026-07-15 21:12:10.453 12 WARNING nova.scheduler.utils [None req-de47b8a1-5688-4ca7-99f2-7a7b14e7100b dc5c89c8faba4a03ad9c527181b272e7 7ae46102afb5453ea6cec9616685a0f2 - - default default] Failed to compute_task_build_instances: Exceeded maximum number of retries. Exhausted all hosts available for retrying build failures for instance b5335dc7-1f2a-4e4a-83a5-d32b6d08afaa.: nova.exception.MaxRetriesExceeded: Exceeded maximum number of retries. Exhausted all hosts available for retrying build failures for instance b5335dc7-1f2a-4e4a-83a5-d32b6d08afaa.
2026-07-15 21:12:10.454 12 WARNING nova.scheduler.utils [None req-de47b8a1-5688-4ca7-99f2-7a7b14e7100b dc5c89c8faba4a03ad9c527181b272e7 7ae46102afb5453ea6cec9616685a0f2 - - default default] [instance: b5335dc7-1f2a-4e4a-83a5-d32b6d08afaa] Setting instance to ERROR state.: nova.exception.MaxRetriesExceeded: Exceeded maximum number of retries. Exhausted all hosts available for retrying build failures for instance b5335dc7-1f2a-4e4a-83a5-d32b6d08afaa.
2026-07-15 21:12:10.501 12 WARNING neutronclient.v2_0.client [None req-de47b8a1-5688-4ca7-99f2-7a7b14e7100b dc5c89c8faba4a03ad9c527181b272e7 7ae46102afb5453ea6cec9616685a0f2 - - 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 b5335dc7-1f2a-4e4a-83a5-d32b6d08afaa.
2026-07-15 21:12:10.526 12 WARNING neutronclient.v2_0.client [None req-de47b8a1-5688-4ca7-99f2-7a7b14e7100b dc5c89c8faba4a03ad9c527181b272e7 7ae46102afb5453ea6cec9616685a0f2 - - 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 b5335dc7-1f2a-4e4a-83a5-d32b6d08afaa.
2026-07-15 21:12:30.084 12 ERROR nova.scheduler.utils [None req-66d580d9-ab3f-42c4-91b6-b044fbd5bfe7 3fc5c4ad1b6b42d8ad7b597d7019fa9e aa554685264e4279a6e0476e4854d838 - - default default] [instance: 2ea52d1d-077a-438e-beb5-b4c1b7ff46da] Error from last host: instance (node instance): ['Traceback (most recent call last):\n', '  File "/var/lib/openstack/lib/python3.12/site-packages/os_vif/__init__.py", line 84, in plug\n    plugin = _EXT_MANAGER[plugin_name].obj\n             ~~~~~~~~~~~~^^^^^^^^^^^^^\n', '  File "/var/lib/openstack/lib/python3.12/site-packages/stevedore/extension.py", line 452, in __getitem__\n    return self._extensions_by_name[name]\n           ~~~~~~~~~~~~~~~~~~~~~~~~^^^^^^\n', "KeyError: 'ovs'\n", '\nDuring handling of the above exception, another exception occurred:\n\n', 'Traceback (most recent call last):\n', '  File "/var/lib/openstack/lib/python3.12/site-packages/nova/virt/libvirt/vif.py", line 755, in _plug_os_vif\n    os_vif.plug(vif, instance_info)\n', '  File "/var/lib/openstack/lib/python3.12/site-packages/os_vif/__init__.py", line 86, in plug\n    raise os_vif.exception.NoMatchingPlugin(plugin_name=plugin_name)\n', 'os_vif.exception.NoMatchingPlugin: No VIF plugin was found with the name ovs\n', '\nDuring handling of the above exception, another exception occurred:\n\n', 'Traceback (most recent call last):\n', '  File "/var/lib/openstack/lib/python3.12/site-packages/nova/compute/manager.py", line 2821, in _build_and_run_instance\n    self.driver.spawn(context, instance, image_meta,\n', '  File "/var/lib/openstack/lib/python3.12/site-packages/nova/virt/libvirt/driver.py", line 4879, in spawn\n    self._create_guest_with_network(\n', '  File "/var/lib/openstack/lib/python3.12/site-packages/nova/virt/libvirt/driver.py", line 8471, in _create_guest_with_network\n    with excutils.save_and_reraise_exception():\n', '  File "/var/lib/openstack/lib/python3.12/site-packages/oslo_utils/excutils.py", line 266, in __exit__\n    self.force_reraise()\n', '  File "/var/lib/openstack/lib/python3.12/site-packages/oslo_utils/excutils.py", line 232, in force_reraise\n    raise self.value\n', '  File "/var/lib/openstack/lib/python3.12/site-packages/nova/virt/libvirt/driver.py", line 8444, in _create_guest_with_network\n    self.plug_vifs(instance, network_info)\n', '  File "/var/lib/openstack/lib/python3.12/site-packages/nova/virt/libvirt/driver.py", line 1511, in plug_vifs\n    self.vif_driver.plug(instance, vif)\n', '  File "/var/lib/openstack/lib/python3.12/site-packages/nova/virt/libvirt/vif.py", line 779, in plug\n    self._plug_os_vif(instance, vif_obj)\n', '  File "/var/lib/openstack/lib/python3.12/site-packages/nova/virt/libvirt/vif.py", line 759, in _plug_os_vif\n    raise exception.InternalError(msg)\n', 'nova.exception.InternalError: Failure running os_vif plugin plug method: No VIF plugin was found with the name ovs\n', '\nDuring handling of the above exception, another exception occurred:\n\n', 'Traceback (most recent call last):\n', '  File "/var/lib/openstack/lib/python3.12/site-packages/nova/compute/manager.py", line 2636, in _do_build_and_run_instance\n    self._build_and_run_instance(context, instance, image,\n', '  File "/var/lib/openstack/lib/python3.12/site-packages/nova/compute/manager.py", line 2929, in _build_and_run_instance\n    raise exception.RescheduledException(\n', 'nova.exception.RescheduledException: Build of instance 2ea52d1d-077a-438e-beb5-b4c1b7ff46da was re-scheduled: Failure running os_vif plugin plug method: No VIF plugin was found with the name ovs\n']
2026-07-15 21:12:30.087 12 WARNING nova.scheduler.utils [None req-66d580d9-ab3f-42c4-91b6-b044fbd5bfe7 3fc5c4ad1b6b42d8ad7b597d7019fa9e aa554685264e4279a6e0476e4854d838 - - default default] Failed to compute_task_build_instances: Exceeded maximum number of retries. Exhausted all hosts available for retrying build failures for instance 2ea52d1d-077a-438e-beb5-b4c1b7ff46da.: nova.exception.MaxRetriesExceeded: Exceeded maximum number of retries. Exhausted all hosts available for retrying build failures for instance 2ea52d1d-077a-438e-beb5-b4c1b7ff46da.
2026-07-15 21:12:30.087 12 WARNING nova.scheduler.utils [None req-66d580d9-ab3f-42c4-91b6-b044fbd5bfe7 3fc5c4ad1b6b42d8ad7b597d7019fa9e aa554685264e4279a6e0476e4854d838 - - default default] [instance: 2ea52d1d-077a-438e-beb5-b4c1b7ff46da] Setting instance to ERROR state.: nova.exception.MaxRetriesExceeded: Exceeded maximum number of retries. Exhausted all hosts available for retrying build failures for instance 2ea52d1d-077a-438e-beb5-b4c1b7ff46da.
2026-07-15 21:12:30.139 12 WARNING neutronclient.v2_0.client [None req-66d580d9-ab3f-42c4-91b6-b044fbd5bfe7 3fc5c4ad1b6b42d8ad7b597d7019fa9e aa554685264e4279a6e0476e4854d838 - - 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 2ea52d1d-077a-438e-beb5-b4c1b7ff46da.
2026-07-15 21:12:30.256 12 WARNING neutronclient.v2_0.client [None req-66d580d9-ab3f-42c4-91b6-b044fbd5bfe7 3fc5c4ad1b6b42d8ad7b597d7019fa9e aa554685264e4279a6e0476e4854d838 - - 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 2ea52d1d-077a-438e-beb5-b4c1b7ff46da.
2026-07-15 21:12:41.725 10 ERROR nova.scheduler.utils [None req-a1db1e08-4bc8-41cb-818d-69ef06f42e5a e9d338f9739140629e82f2dbc4d4e58b 62085c15b86a409f95297b4b87d14df1 - - default default] [instance: 2a9184cc-5938-4bc6-8d4d-678f0cf5b2ba] Error from last host: instance (node instance): ['Traceback (most recent call last):\n', '  File "/var/lib/openstack/lib/python3.12/site-packages/os_vif/__init__.py", line 84, in plug\n    plugin = _EXT_MANAGER[plugin_name].obj\n             ~~~~~~~~~~~~^^^^^^^^^^^^^\n', '  File "/var/lib/openstack/lib/python3.12/site-packages/stevedore/extension.py", line 452, in __getitem__\n    return self._extensions_by_name[name]\n           ~~~~~~~~~~~~~~~~~~~~~~~~^^^^^^\n', "KeyError: 'ovs'\n", '\nDuring handling of the above exception, another exception occurred:\n\n', 'Traceback (most recent call last):\n', '  File "/var/lib/openstack/lib/python3.12/site-packages/nova/virt/libvirt/vif.py", line 755, in _plug_os_vif\n    os_vif.plug(vif, instance_info)\n', '  File "/var/lib/openstack/lib/python3.12/site-packages/os_vif/__init__.py", line 86, in plug\n    raise os_vif.exception.NoMatchingPlugin(plugin_name=plugin_name)\n', 'os_vif.exception.NoMatchingPlugin: No VIF plugin was found with the name ovs\n', '\nDuring handling of the above exception, another exception occurred:\n\n', 'Traceback (most recent call last):\n', '  File "/var/lib/openstack/lib/python3.12/site-packages/nova/compute/manager.py", line 2821, in _build_and_run_instance\n    self.driver.spawn(context, instance, image_meta,\n', '  File "/var/lib/openstack/lib/python3.12/site-packages/nova/virt/libvirt/driver.py", line 4879, in spawn\n    self._create_guest_with_network(\n', '  File "/var/lib/openstack/lib/python3.12/site-packages/nova/virt/libvirt/driver.py", line 8471, in _create_guest_with_network\n    with excutils.save_and_reraise_exception():\n', '  File "/var/lib/openstack/lib/python3.12/site-packages/oslo_utils/excutils.py", line 266, in __exit__\n    self.force_reraise()\n', '  File "/var/lib/openstack/lib/python3.12/site-packages/oslo_utils/excutils.py", line 232, in force_reraise\n    raise self.value\n', '  File "/var/lib/openstack/lib/python3.12/site-packages/nova/virt/libvirt/driver.py", line 8444, in _create_guest_with_network\n    self.plug_vifs(instance, network_info)\n', '  File "/var/lib/openstack/lib/python3.12/site-packages/nova/virt/libvirt/driver.py", line 1511, in plug_vifs\n    self.vif_driver.plug(instance, vif)\n', '  File "/var/lib/openstack/lib/python3.12/site-packages/nova/virt/libvirt/vif.py", line 779, in plug\n    self._plug_os_vif(instance, vif_obj)\n', '  File "/var/lib/openstack/lib/python3.12/site-packages/nova/virt/libvirt/vif.py", line 759, in _plug_os_vif\n    raise exception.InternalError(msg)\n', 'nova.exception.InternalError: Failure running os_vif plugin plug method: No VIF plugin was found with the name ovs\n', '\nDuring handling of the above exception, another exception occurred:\n\n', 'Traceback (most recent call last):\n', '  File "/var/lib/openstack/lib/python3.12/site-packages/nova/compute/manager.py", line 2636, in _do_build_and_run_instance\n    self._build_and_run_instance(context, instance, image,\n', '  File "/var/lib/openstack/lib/python3.12/site-packages/nova/compute/manager.py", line 2929, in _build_and_run_instance\n    raise exception.RescheduledException(\n', 'nova.exception.RescheduledException: Build of instance 2a9184cc-5938-4bc6-8d4d-678f0cf5b2ba was re-scheduled: Failure running os_vif plugin plug method: No VIF plugin was found with the name ovs\n']
2026-07-15 21:12:41.726 10 WARNING nova.scheduler.utils [None req-a1db1e08-4bc8-41cb-818d-69ef06f42e5a e9d338f9739140629e82f2dbc4d4e58b 62085c15b86a409f95297b4b87d14df1 - - default default] Failed to compute_task_build_instances: Exceeded maximum number of retries. Exhausted all hosts available for retrying build failures for instance 2a9184cc-5938-4bc6-8d4d-678f0cf5b2ba.: nova.exception.MaxRetriesExceeded: Exceeded maximum number of retries. Exhausted all hosts available for retrying build failures for instance 2a9184cc-5938-4bc6-8d4d-678f0cf5b2ba.
2026-07-15 21:12:41.726 10 WARNING nova.scheduler.utils [None req-a1db1e08-4bc8-41cb-818d-69ef06f42e5a e9d338f9739140629e82f2dbc4d4e58b 62085c15b86a409f95297b4b87d14df1 - - default default] [instance: 2a9184cc-5938-4bc6-8d4d-678f0cf5b2ba] Setting instance to ERROR state.: nova.exception.MaxRetriesExceeded: Exceeded maximum number of retries. Exhausted all hosts available for retrying build failures for instance 2a9184cc-5938-4bc6-8d4d-678f0cf5b2ba.
2026-07-15 21:12:41.776 10 WARNING neutronclient.v2_0.client [None req-a1db1e08-4bc8-41cb-818d-69ef06f42e5a e9d338f9739140629e82f2dbc4d4e58b 62085c15b86a409f95297b4b87d14df1 - - 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 2a9184cc-5938-4bc6-8d4d-678f0cf5b2ba.
2026-07-15 21:12:41.918 10 WARNING neutronclient.v2_0.client [None req-a1db1e08-4bc8-41cb-818d-69ef06f42e5a e9d338f9739140629e82f2dbc4d4e58b 62085c15b86a409f95297b4b87d14df1 - - 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 2a9184cc-5938-4bc6-8d4d-678f0cf5b2ba.
2026-07-15 21:14:09.470 12 ERROR nova.scheduler.utils [None req-d52a288b-b131-4bb9-bab2-97aee64027c5 cb6fe52a71ea4821b7d8425324931c44 445a827323724393b091ad768600e885 - - default default] [instance: bbda88c2-5d50-43fe-b652-0774c9e21d92] Error from last host: instance (node instance): ['Traceback (most recent call last):\n', '  File "/var/lib/openstack/lib/python3.12/site-packages/os_vif/__init__.py", line 84, in plug\n    plugin = _EXT_MANAGER[plugin_name].obj\n             ~~~~~~~~~~~~^^^^^^^^^^^^^\n', '  File "/var/lib/openstack/lib/python3.12/site-packages/stevedore/extension.py", line 452, in __getitem__\n    return self._extensions_by_name[name]\n           ~~~~~~~~~~~~~~~~~~~~~~~~^^^^^^\n', "KeyError: 'ovs'\n", '\nDuring handling of the above exception, another exception occurred:\n\n', 'Traceback (most recent call last):\n', '  File "/var/lib/openstack/lib/python3.12/site-packages/nova/virt/libvirt/vif.py", line 755, in _plug_os_vif\n    os_vif.plug(vif, instance_info)\n', '  File "/var/lib/openstack/lib/python3.12/site-packages/os_vif/__init__.py", line 86, in plug\n    raise os_vif.exception.NoMatchingPlugin(plugin_name=plugin_name)\n', 'os_vif.exception.NoMatchingPlugin: No VIF plugin was found with the name ovs\n', '\nDuring handling of the above exception, another exception occurred:\n\n', 'Traceback (most recent call last):\n', '  File "/var/lib/openstack/lib/python3.12/site-packages/nova/compute/manager.py", line 2821, in _build_and_run_instance\n    self.driver.spawn(context, instance, image_meta,\n', '  File "/var/lib/openstack/lib/python3.12/site-packages/nova/virt/libvirt/driver.py", line 4879, in spawn\n    self._create_guest_with_network(\n', '  File "/var/lib/openstack/lib/python3.12/site-packages/nova/virt/libvirt/driver.py", line 8471, in _create_guest_with_network\n    with excutils.save_and_reraise_exception():\n', '  File "/var/lib/openstack/lib/python3.12/site-packages/oslo_utils/excutils.py", line 266, in __exit__\n    self.force_reraise()\n', '  File "/var/lib/openstack/lib/python3.12/site-packages/oslo_utils/excutils.py", line 232, in force_reraise\n    raise self.value\n', '  File "/var/lib/openstack/lib/python3.12/site-packages/nova/virt/libvirt/driver.py", line 8444, in _create_guest_with_network\n    self.plug_vifs(instance, network_info)\n', '  File "/var/lib/openstack/lib/python3.12/site-packages/nova/virt/libvirt/driver.py", line 1511, in plug_vifs\n    self.vif_driver.plug(instance, vif)\n', '  File "/var/lib/openstack/lib/python3.12/site-packages/nova/virt/libvirt/vif.py", line 779, in plug\n    self._plug_os_vif(instance, vif_obj)\n', '  File "/var/lib/openstack/lib/python3.12/site-packages/nova/virt/libvirt/vif.py", line 759, in _plug_os_vif\n    raise exception.InternalError(msg)\n', 'nova.exception.InternalError: Failure running os_vif plugin plug method: No VIF plugin was found with the name ovs\n', '\nDuring handling of the above exception, another exception occurred:\n\n', 'Traceback (most recent call last):\n', '  File "/var/lib/openstack/lib/python3.12/site-packages/nova/compute/manager.py", line 2636, in _do_build_and_run_instance\n    self._build_and_run_instance(context, instance, image,\n', '  File "/var/lib/openstack/lib/python3.12/site-packages/nova/compute/manager.py", line 2929, in _build_and_run_instance\n    raise exception.RescheduledException(\n', 'nova.exception.RescheduledException: Build of instance bbda88c2-5d50-43fe-b652-0774c9e21d92 was re-scheduled: Failure running os_vif plugin plug method: No VIF plugin was found with the name ovs\n']
2026-07-15 21:14:09.471 12 WARNING nova.scheduler.utils [None req-d52a288b-b131-4bb9-bab2-97aee64027c5 cb6fe52a71ea4821b7d8425324931c44 445a827323724393b091ad768600e885 - - default default] Failed to compute_task_build_instances: Exceeded maximum number of retries. Exhausted all hosts available for retrying build failures for instance bbda88c2-5d50-43fe-b652-0774c9e21d92.: nova.exception.MaxRetriesExceeded: Exceeded maximum number of retries. Exhausted all hosts available for retrying build failures for instance bbda88c2-5d50-43fe-b652-0774c9e21d92.
2026-07-15 21:14:09.471 12 WARNING nova.scheduler.utils [None req-d52a288b-b131-4bb9-bab2-97aee64027c5 cb6fe52a71ea4821b7d8425324931c44 445a827323724393b091ad768600e885 - - default default] [instance: bbda88c2-5d50-43fe-b652-0774c9e21d92] Setting instance to ERROR state.: nova.exception.MaxRetriesExceeded: Exceeded maximum number of retries. Exhausted all hosts available for retrying build failures for instance bbda88c2-5d50-43fe-b652-0774c9e21d92.
2026-07-15 21:14:09.512 12 WARNING neutronclient.v2_0.client [None req-d52a288b-b131-4bb9-bab2-97aee64027c5 cb6fe52a71ea4821b7d8425324931c44 445a827323724393b091ad768600e885 - - 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 bbda88c2-5d50-43fe-b652-0774c9e21d92.
2026-07-15 21:14:09.549 12 WARNING neutronclient.v2_0.client [None req-d52a288b-b131-4bb9-bab2-97aee64027c5 cb6fe52a71ea4821b7d8425324931c44 445a827323724393b091ad768600e885 - - 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 bbda88c2-5d50-43fe-b652-0774c9e21d92.
2026-07-15 21:14:45.341 12 ERROR nova.scheduler.utils [None req-60880bf4-12b1-4563-a41f-03b59220cdb0 bbc0e57283ec4f2f99d0070481835374 5670bb110ff644adb0c23cf1a81be352 - - default default] [instance: 0be1bb12-1fc0-4d4d-9bad-f8a2b5a0f77a] Error from last host: instance (node instance): ['Traceback (most recent call last):\n', '  File "/var/lib/openstack/lib/python3.12/site-packages/os_vif/__init__.py", line 84, in plug\n    plugin = _EXT_MANAGER[plugin_name].obj\n             ~~~~~~~~~~~~^^^^^^^^^^^^^\n', '  File "/var/lib/openstack/lib/python3.12/site-packages/stevedore/extension.py", line 452, in __getitem__\n    return self._extensions_by_name[name]\n           ~~~~~~~~~~~~~~~~~~~~~~~~^^^^^^\n', "KeyError: 'ovs'\n", '\nDuring handling of the above exception, another exception occurred:\n\n', 'Traceback (most recent call last):\n', '  File "/var/lib/openstack/lib/python3.12/site-packages/nova/virt/libvirt/vif.py", line 755, in _plug_os_vif\n    os_vif.plug(vif, instance_info)\n', '  File "/var/lib/openstack/lib/python3.12/site-packages/os_vif/__init__.py", line 86, in plug\n    raise os_vif.exception.NoMatchingPlugin(plugin_name=plugin_name)\n', 'os_vif.exception.NoMatchingPlugin: No VIF plugin was found with the name ovs\n', '\nDuring handling of the above exception, another exception occurred:\n\n', 'Traceback (most recent call last):\n', '  File "/var/lib/openstack/lib/python3.12/site-packages/nova/compute/manager.py", line 2821, in _build_and_run_instance\n    self.driver.spawn(context, instance, image_meta,\n', '  File "/var/lib/openstack/lib/python3.12/site-packages/nova/virt/libvirt/driver.py", line 4879, in spawn\n    self._create_guest_with_network(\n', '  File "/var/lib/openstack/lib/python3.12/site-packages/nova/virt/libvirt/driver.py", line 8471, in _create_guest_with_network\n    with excutils.save_and_reraise_exception():\n', '  File "/var/lib/openstack/lib/python3.12/site-packages/oslo_utils/excutils.py", line 266, in __exit__\n    self.force_reraise()\n', '  File "/var/lib/openstack/lib/python3.12/site-packages/oslo_utils/excutils.py", line 232, in force_reraise\n    raise self.value\n', '  File "/var/lib/openstack/lib/python3.12/site-packages/nova/virt/libvirt/driver.py", line 8444, in _create_guest_with_network\n    self.plug_vifs(instance, network_info)\n', '  File "/var/lib/openstack/lib/python3.12/site-packages/nova/virt/libvirt/driver.py", line 1511, in plug_vifs\n    self.vif_driver.plug(instance, vif)\n', '  File "/var/lib/openstack/lib/python3.12/site-packages/nova/virt/libvirt/vif.py", line 779, in plug\n    self._plug_os_vif(instance, vif_obj)\n', '  File "/var/lib/openstack/lib/python3.12/site-packages/nova/virt/libvirt/vif.py", line 759, in _plug_os_vif\n    raise exception.InternalError(msg)\n', 'nova.exception.InternalError: Failure running os_vif plugin plug method: No VIF plugin was found with the name ovs\n', '\nDuring handling of the above exception, another exception occurred:\n\n', 'Traceback (most recent call last):\n', '  File "/var/lib/openstack/lib/python3.12/site-packages/nova/compute/manager.py", line 2636, in _do_build_and_run_instance\n    self._build_and_run_instance(context, instance, image,\n', '  File "/var/lib/openstack/lib/python3.12/site-packages/nova/compute/manager.py", line 2929, in _build_and_run_instance\n    raise exception.RescheduledException(\n', 'nova.exception.RescheduledException: Build of instance 0be1bb12-1fc0-4d4d-9bad-f8a2b5a0f77a was re-scheduled: Failure running os_vif plugin plug method: No VIF plugin was found with the name ovs\n']
2026-07-15 21:14:45.342 12 WARNING nova.scheduler.utils [None req-60880bf4-12b1-4563-a41f-03b59220cdb0 bbc0e57283ec4f2f99d0070481835374 5670bb110ff644adb0c23cf1a81be352 - - default default] Failed to compute_task_build_instances: Exceeded maximum number of retries. Exhausted all hosts available for retrying build failures for instance 0be1bb12-1fc0-4d4d-9bad-f8a2b5a0f77a.: nova.exception.MaxRetriesExceeded: Exceeded maximum number of retries. Exhausted all hosts available for retrying build failures for instance 0be1bb12-1fc0-4d4d-9bad-f8a2b5a0f77a.
2026-07-15 21:14:45.342 12 WARNING nova.scheduler.utils [None req-60880bf4-12b1-4563-a41f-03b59220cdb0 bbc0e57283ec4f2f99d0070481835374 5670bb110ff644adb0c23cf1a81be352 - - default default] [instance: 0be1bb12-1fc0-4d4d-9bad-f8a2b5a0f77a] Setting instance to ERROR state.: nova.exception.MaxRetriesExceeded: Exceeded maximum number of retries. Exhausted all hosts available for retrying build failures for instance 0be1bb12-1fc0-4d4d-9bad-f8a2b5a0f77a.
2026-07-15 21:14:45.389 12 WARNING neutronclient.v2_0.client [None req-60880bf4-12b1-4563-a41f-03b59220cdb0 bbc0e57283ec4f2f99d0070481835374 5670bb110ff644adb0c23cf1a81be352 - - 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 0be1bb12-1fc0-4d4d-9bad-f8a2b5a0f77a.
2026-07-15 21:14:45.414 12 WARNING neutronclient.v2_0.client [None req-60880bf4-12b1-4563-a41f-03b59220cdb0 bbc0e57283ec4f2f99d0070481835374 5670bb110ff644adb0c23cf1a81be352 - - 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 0be1bb12-1fc0-4d4d-9bad-f8a2b5a0f77a.
2026-07-15 21:16:17.747 10 ERROR nova.scheduler.utils [None req-69b3f24f-eeff-4fbd-a09f-8c28f0162641 726c63ad6efa4b6294c929949c65c618 c6f896bdeee94dc8b89854bda2492810 - - default default] [instance: 64c38e9b-539d-4c5c-a0f2-2042d4c541d8] Error from last host: instance (node instance): ['Traceback (most recent call last):\n', '  File "/var/lib/openstack/lib/python3.12/site-packages/os_vif/__init__.py", line 84, in plug\n    plugin = _EXT_MANAGER[plugin_name].obj\n             ~~~~~~~~~~~~^^^^^^^^^^^^^\n', '  File "/var/lib/openstack/lib/python3.12/site-packages/stevedore/extension.py", line 452, in __getitem__\n    return self._extensions_by_name[name]\n           ~~~~~~~~~~~~~~~~~~~~~~~~^^^^^^\n', "KeyError: 'ovs'\n", '\nDuring handling of the above exception, another exception occurred:\n\n', 'Traceback (most recent call last):\n', '  File "/var/lib/openstack/lib/python3.12/site-packages/nova/virt/libvirt/vif.py", line 755, in _plug_os_vif\n    os_vif.plug(vif, instance_info)\n', '  File "/var/lib/openstack/lib/python3.12/site-packages/os_vif/__init__.py", line 86, in plug\n    raise os_vif.exception.NoMatchingPlugin(plugin_name=plugin_name)\n', 'os_vif.exception.NoMatchingPlugin: No VIF plugin was found with the name ovs\n', '\nDuring handling of the above exception, another exception occurred:\n\n', 'Traceback (most recent call last):\n', '  File "/var/lib/openstack/lib/python3.12/site-packages/nova/compute/manager.py", line 2821, in _build_and_run_instance\n    self.driver.spawn(context, instance, image_meta,\n', '  File "/var/lib/openstack/lib/python3.12/site-packages/nova/virt/libvirt/driver.py", line 4879, in spawn\n    self._create_guest_with_network(\n', '  File "/var/lib/openstack/lib/python3.12/site-packages/nova/virt/libvirt/driver.py", line 8471, in _create_guest_with_network\n    with excutils.save_and_reraise_exception():\n', '  File "/var/lib/openstack/lib/python3.12/site-packages/oslo_utils/excutils.py", line 266, in __exit__\n    self.force_reraise()\n', '  File "/var/lib/openstack/lib/python3.12/site-packages/oslo_utils/excutils.py", line 232, in force_reraise\n    raise self.value\n', '  File "/var/lib/openstack/lib/python3.12/site-packages/nova/virt/libvirt/driver.py", line 8444, in _create_guest_with_network\n    self.plug_vifs(instance, network_info)\n', '  File "/var/lib/openstack/lib/python3.12/site-packages/nova/virt/libvirt/driver.py", line 1511, in plug_vifs\n    self.vif_driver.plug(instance, vif)\n', '  File "/var/lib/openstack/lib/python3.12/site-packages/nova/virt/libvirt/vif.py", line 779, in plug\n    self._plug_os_vif(instance, vif_obj)\n', '  File "/var/lib/openstack/lib/python3.12/site-packages/nova/virt/libvirt/vif.py", line 759, in _plug_os_vif\n    raise exception.InternalError(msg)\n', 'nova.exception.InternalError: Failure running os_vif plugin plug method: No VIF plugin was found with the name ovs\n', '\nDuring handling of the above exception, another exception occurred:\n\n', 'Traceback (most recent call last):\n', '  File "/var/lib/openstack/lib/python3.12/site-packages/nova/compute/manager.py", line 2636, in _do_build_and_run_instance\n    self._build_and_run_instance(context, instance, image,\n', '  File "/var/lib/openstack/lib/python3.12/site-packages/nova/compute/manager.py", line 2929, in _build_and_run_instance\n    raise exception.RescheduledException(\n', 'nova.exception.RescheduledException: Build of instance 64c38e9b-539d-4c5c-a0f2-2042d4c541d8 was re-scheduled: Failure running os_vif plugin plug method: No VIF plugin was found with the name ovs\n']
2026-07-15 21:16:17.748 10 WARNING nova.scheduler.utils [None req-69b3f24f-eeff-4fbd-a09f-8c28f0162641 726c63ad6efa4b6294c929949c65c618 c6f896bdeee94dc8b89854bda2492810 - - default default] Failed to compute_task_build_instances: Exceeded maximum number of retries. Exhausted all hosts available for retrying build failures for instance 64c38e9b-539d-4c5c-a0f2-2042d4c541d8.: nova.exception.MaxRetriesExceeded: Exceeded maximum number of retries. Exhausted all hosts available for retrying build failures for instance 64c38e9b-539d-4c5c-a0f2-2042d4c541d8.
2026-07-15 21:16:17.749 10 WARNING nova.scheduler.utils [None req-69b3f24f-eeff-4fbd-a09f-8c28f0162641 726c63ad6efa4b6294c929949c65c618 c6f896bdeee94dc8b89854bda2492810 - - default default] [instance: 64c38e9b-539d-4c5c-a0f2-2042d4c541d8] Setting instance to ERROR state.: nova.exception.MaxRetriesExceeded: Exceeded maximum number of retries. Exhausted all hosts available for retrying build failures for instance 64c38e9b-539d-4c5c-a0f2-2042d4c541d8.
2026-07-15 21:16:17.794 10 WARNING neutronclient.v2_0.client [None req-69b3f24f-eeff-4fbd-a09f-8c28f0162641 726c63ad6efa4b6294c929949c65c618 c6f896bdeee94dc8b89854bda2492810 - - 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 64c38e9b-539d-4c5c-a0f2-2042d4c541d8.
2026-07-15 21:16:17.821 10 WARNING neutronclient.v2_0.client [None req-69b3f24f-eeff-4fbd-a09f-8c28f0162641 726c63ad6efa4b6294c929949c65c618 c6f896bdeee94dc8b89854bda2492810 - - 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 64c38e9b-539d-4c5c-a0f2-2042d4c541d8.