+ exec nova-conductor --config-file /etc/nova/nova.conf
2026-07-18 14:48:48.884 1 INFO nova.utils [None req-7e16cb53-cdc0-4a3a-9791-29d48efff8dc - - - - - -] The cell worker thread pool MainProcess.cell_worker is initialized
2026-07-18 14:48:49.044 1 INFO nova.utils [None req-7e16cb53-cdc0-4a3a-9791-29d48efff8dc - - - - - -] The cell worker thread pool MainProcess.cell_worker is shutting down
2026-07-18 14:48:50.044 1 INFO nova.utils [None req-7e16cb53-cdc0-4a3a-9791-29d48efff8dc - - - - - -] The cell worker thread pool MainProcess.cell_worker is closed
2026-07-18 14:48:50.046 1 WARNING oslo_service.backend._threading.service [None req-7e16cb53-cdc0-4a3a-9791-29d48efff8dc - - - - - -] Service Service is not picklable with spawn; falling back to fork. Please make the service spawn-safe to avoid this fallback.
2026-07-18 14:48:50.052 1 WARNING oslo_config.cfg [None req-7e16cb53-cdc0-4a3a-9791-29d48efff8dc - - - - - -] 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.
2026-07-18 14:48:50.094 10 INFO nova.service [-] Starting conductor node (version 33.1.0)
2026-07-18 14:48:50.110 12 INFO nova.service [-] Starting conductor node (version 33.1.0)
2026-07-18 15:26:39.237 12 INFO nova.utils [None req-42276aac-7c06-45f9-8b56-9a279c6b2a7e fd55127d44484c249968833a886d59c0 4abd56cfc8484d99bb841e4efd90c366 - - default default] The cell worker thread pool ForkProcess-2.cell_worker is initialized
2026-07-18 15:26:39.419 12 INFO nova.compute.rpcapi [None req-c2e87c13-b9e8-493e-823b-918170d38c81 - - - - - -] Automatically selected compute RPC version 6.5 from minimum service version 72
2026-07-18 15:26:56.971 10 ERROR nova.scheduler.utils [None req-42276aac-7c06-45f9-8b56-9a279c6b2a7e fd55127d44484c249968833a886d59c0 4abd56cfc8484d99bb841e4efd90c366 - - default default] [instance: ff86b5ee-f1a9-48af-a0a8-1b3a4f974233] 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 ff86b5ee-f1a9-48af-a0a8-1b3a4f974233 was re-scheduled: Failure running os_vif plugin plug method: No VIF plugin was found with the name ovs\n']
2026-07-18 15:26:56.972 10 WARNING nova.scheduler.utils [None req-42276aac-7c06-45f9-8b56-9a279c6b2a7e fd55127d44484c249968833a886d59c0 4abd56cfc8484d99bb841e4efd90c366 - - default default] Failed to compute_task_build_instances: Exceeded maximum number of retries. Exhausted all hosts available for retrying build failures for instance ff86b5ee-f1a9-48af-a0a8-1b3a4f974233.: nova.exception.MaxRetriesExceeded: Exceeded maximum number of retries. Exhausted all hosts available for retrying build failures for instance ff86b5ee-f1a9-48af-a0a8-1b3a4f974233.
2026-07-18 15:26:56.973 10 WARNING nova.scheduler.utils [None req-42276aac-7c06-45f9-8b56-9a279c6b2a7e fd55127d44484c249968833a886d59c0 4abd56cfc8484d99bb841e4efd90c366 - - default default] [instance: ff86b5ee-f1a9-48af-a0a8-1b3a4f974233] Setting instance to ERROR state.: nova.exception.MaxRetriesExceeded: Exceeded maximum number of retries. Exhausted all hosts available for retrying build failures for instance ff86b5ee-f1a9-48af-a0a8-1b3a4f974233.
2026-07-18 15:26:57.048 10 WARNING neutronclient.v2_0.client [None req-42276aac-7c06-45f9-8b56-9a279c6b2a7e fd55127d44484c249968833a886d59c0 4abd56cfc8484d99bb841e4efd90c366 - - 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 ff86b5ee-f1a9-48af-a0a8-1b3a4f974233.
2026-07-18 15:26:57.640 10 WARNING neutronclient.v2_0.client [None req-42276aac-7c06-45f9-8b56-9a279c6b2a7e fd55127d44484c249968833a886d59c0 4abd56cfc8484d99bb841e4efd90c366 - - 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 ff86b5ee-f1a9-48af-a0a8-1b3a4f974233.
2026-07-18 15:27:00.905 12 ERROR nova.scheduler.utils [None req-cfcb034d-0f88-48bc-bf7a-c1e22ff495ae e4b652bd9217432ba58fee836fb2462b 5715e3c588ee46b3b936cf848e39e021 - - default default] [instance: 344b431d-5189-47eb-98fc-fc6f9b5d47d8] 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 344b431d-5189-47eb-98fc-fc6f9b5d47d8 was re-scheduled: Failure running os_vif plugin plug method: No VIF plugin was found with the name ovs\n']
2026-07-18 15:27:00.906 12 WARNING nova.scheduler.utils [None req-cfcb034d-0f88-48bc-bf7a-c1e22ff495ae e4b652bd9217432ba58fee836fb2462b 5715e3c588ee46b3b936cf848e39e021 - - default default] Failed to compute_task_build_instances: Exceeded maximum number of retries. Exhausted all hosts available for retrying build failures for instance 344b431d-5189-47eb-98fc-fc6f9b5d47d8.: nova.exception.MaxRetriesExceeded: Exceeded maximum number of retries. Exhausted all hosts available for retrying build failures for instance 344b431d-5189-47eb-98fc-fc6f9b5d47d8.
2026-07-18 15:27:00.907 12 WARNING nova.scheduler.utils [None req-cfcb034d-0f88-48bc-bf7a-c1e22ff495ae e4b652bd9217432ba58fee836fb2462b 5715e3c588ee46b3b936cf848e39e021 - - default default] [instance: 344b431d-5189-47eb-98fc-fc6f9b5d47d8] Setting instance to ERROR state.: nova.exception.MaxRetriesExceeded: Exceeded maximum number of retries. Exhausted all hosts available for retrying build failures for instance 344b431d-5189-47eb-98fc-fc6f9b5d47d8.
2026-07-18 15:27:00.991 12 WARNING neutronclient.v2_0.client [None req-cfcb034d-0f88-48bc-bf7a-c1e22ff495ae e4b652bd9217432ba58fee836fb2462b 5715e3c588ee46b3b936cf848e39e021 - - 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 344b431d-5189-47eb-98fc-fc6f9b5d47d8.
2026-07-18 15:27:01.513 12 WARNING neutronclient.v2_0.client [None req-cfcb034d-0f88-48bc-bf7a-c1e22ff495ae e4b652bd9217432ba58fee836fb2462b 5715e3c588ee46b3b936cf848e39e021 - - 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 344b431d-5189-47eb-98fc-fc6f9b5d47d8.
2026-07-18 15:27:02.734 10 ERROR nova.scheduler.utils [None req-65047575-0164-45bb-b6d9-86d622261bd9 715a6603abc549b4ac9fbf7c81246176 86abe770cad24d6794b3105411d8b2a9 - - default default] [instance: 552cdbf2-b311-4eb9-a421-39cf7441d21e] 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 552cdbf2-b311-4eb9-a421-39cf7441d21e was re-scheduled: Failure running os_vif plugin plug method: No VIF plugin was found with the name ovs\n']
2026-07-18 15:27:02.735 10 WARNING nova.scheduler.utils [None req-65047575-0164-45bb-b6d9-86d622261bd9 715a6603abc549b4ac9fbf7c81246176 86abe770cad24d6794b3105411d8b2a9 - - default default] Failed to compute_task_build_instances: Exceeded maximum number of retries. Exhausted all hosts available for retrying build failures for instance 552cdbf2-b311-4eb9-a421-39cf7441d21e.: nova.exception.MaxRetriesExceeded: Exceeded maximum number of retries. Exhausted all hosts available for retrying build failures for instance 552cdbf2-b311-4eb9-a421-39cf7441d21e.
2026-07-18 15:27:02.735 10 WARNING nova.scheduler.utils [None req-65047575-0164-45bb-b6d9-86d622261bd9 715a6603abc549b4ac9fbf7c81246176 86abe770cad24d6794b3105411d8b2a9 - - default default] [instance: 552cdbf2-b311-4eb9-a421-39cf7441d21e] Setting instance to ERROR state.: nova.exception.MaxRetriesExceeded: Exceeded maximum number of retries. Exhausted all hosts available for retrying build failures for instance 552cdbf2-b311-4eb9-a421-39cf7441d21e.
2026-07-18 15:27:02.781 10 WARNING neutronclient.v2_0.client [None req-65047575-0164-45bb-b6d9-86d622261bd9 715a6603abc549b4ac9fbf7c81246176 86abe770cad24d6794b3105411d8b2a9 - - 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 552cdbf2-b311-4eb9-a421-39cf7441d21e.
2026-07-18 15:27:02.812 10 WARNING neutronclient.v2_0.client [None req-65047575-0164-45bb-b6d9-86d622261bd9 715a6603abc549b4ac9fbf7c81246176 86abe770cad24d6794b3105411d8b2a9 - - 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 552cdbf2-b311-4eb9-a421-39cf7441d21e.
2026-07-18 15:27:14.052 10 INFO nova.utils [None req-8dddabd1-1976-4920-a1f8-c3e09247c4f7 a99b950d9ff84470af9cd2d169639e35 129e6e7d7c4a4d95a06249e4c674f3b0 - - default default] The cell worker thread pool ForkProcess-1.cell_worker is initialized
2026-07-18 15:27:14.215 10 INFO nova.compute.rpcapi [None req-607e5b3f-6073-49aa-8626-a595bfcfc282 - - - - - -] Automatically selected compute RPC version 6.5 from minimum service version 72
2026-07-18 15:27:27.230 12 ERROR nova.scheduler.utils [None req-8dddabd1-1976-4920-a1f8-c3e09247c4f7 a99b950d9ff84470af9cd2d169639e35 129e6e7d7c4a4d95a06249e4c674f3b0 - - default default] [instance: 18f8fe44-1d1d-4de3-9e76-eb2fd02babb6] 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 18f8fe44-1d1d-4de3-9e76-eb2fd02babb6 was re-scheduled: Failure running os_vif plugin plug method: No VIF plugin was found with the name ovs\n']
2026-07-18 15:27:27.232 12 WARNING nova.scheduler.utils [None req-8dddabd1-1976-4920-a1f8-c3e09247c4f7 a99b950d9ff84470af9cd2d169639e35 129e6e7d7c4a4d95a06249e4c674f3b0 - - default default] Failed to compute_task_build_instances: Exceeded maximum number of retries. Exhausted all hosts available for retrying build failures for instance 18f8fe44-1d1d-4de3-9e76-eb2fd02babb6.: nova.exception.MaxRetriesExceeded: Exceeded maximum number of retries. Exhausted all hosts available for retrying build failures for instance 18f8fe44-1d1d-4de3-9e76-eb2fd02babb6.
2026-07-18 15:27:27.233 12 WARNING nova.scheduler.utils [None req-8dddabd1-1976-4920-a1f8-c3e09247c4f7 a99b950d9ff84470af9cd2d169639e35 129e6e7d7c4a4d95a06249e4c674f3b0 - - default default] [instance: 18f8fe44-1d1d-4de3-9e76-eb2fd02babb6] Setting instance to ERROR state.: nova.exception.MaxRetriesExceeded: Exceeded maximum number of retries. Exhausted all hosts available for retrying build failures for instance 18f8fe44-1d1d-4de3-9e76-eb2fd02babb6.
2026-07-18 15:27:27.271 12 WARNING neutronclient.v2_0.client [None req-8dddabd1-1976-4920-a1f8-c3e09247c4f7 a99b950d9ff84470af9cd2d169639e35 129e6e7d7c4a4d95a06249e4c674f3b0 - - 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 18f8fe44-1d1d-4de3-9e76-eb2fd02babb6.
2026-07-18 15:27:27.617 12 WARNING neutronclient.v2_0.client [None req-8dddabd1-1976-4920-a1f8-c3e09247c4f7 a99b950d9ff84470af9cd2d169639e35 129e6e7d7c4a4d95a06249e4c674f3b0 - - 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 18f8fe44-1d1d-4de3-9e76-eb2fd02babb6.
2026-07-18 15:28:02.140 12 ERROR nova.scheduler.utils [None req-1f549c2b-92ab-47fc-a6be-2bd9f8e76e09 94a687024b384f129524fda234fb77c5 c4bd07255657486db66e8d09dd513c04 - - default default] [instance: 741f4dc0-8833-4d3b-ae50-cb4fb43dd7d5] 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 741f4dc0-8833-4d3b-ae50-cb4fb43dd7d5 was re-scheduled: Failure running os_vif plugin plug method: No VIF plugin was found with the name ovs\n']
2026-07-18 15:28:02.142 12 WARNING nova.scheduler.utils [None req-1f549c2b-92ab-47fc-a6be-2bd9f8e76e09 94a687024b384f129524fda234fb77c5 c4bd07255657486db66e8d09dd513c04 - - default default] Failed to compute_task_build_instances: Exceeded maximum number of retries. Exhausted all hosts available for retrying build failures for instance 741f4dc0-8833-4d3b-ae50-cb4fb43dd7d5.: nova.exception.MaxRetriesExceeded: Exceeded maximum number of retries. Exhausted all hosts available for retrying build failures for instance 741f4dc0-8833-4d3b-ae50-cb4fb43dd7d5.
2026-07-18 15:28:02.142 12 WARNING nova.scheduler.utils [None req-1f549c2b-92ab-47fc-a6be-2bd9f8e76e09 94a687024b384f129524fda234fb77c5 c4bd07255657486db66e8d09dd513c04 - - default default] [instance: 741f4dc0-8833-4d3b-ae50-cb4fb43dd7d5] Setting instance to ERROR state.: nova.exception.MaxRetriesExceeded: Exceeded maximum number of retries. Exhausted all hosts available for retrying build failures for instance 741f4dc0-8833-4d3b-ae50-cb4fb43dd7d5.
2026-07-18 15:28:02.214 12 WARNING neutronclient.v2_0.client [None req-1f549c2b-92ab-47fc-a6be-2bd9f8e76e09 94a687024b384f129524fda234fb77c5 c4bd07255657486db66e8d09dd513c04 - - 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 741f4dc0-8833-4d3b-ae50-cb4fb43dd7d5.
2026-07-18 15:28:02.248 12 WARNING neutronclient.v2_0.client [None req-1f549c2b-92ab-47fc-a6be-2bd9f8e76e09 94a687024b384f129524fda234fb77c5 c4bd07255657486db66e8d09dd513c04 - - 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 741f4dc0-8833-4d3b-ae50-cb4fb43dd7d5.
2026-07-18 15:28:29.142 10 ERROR nova.scheduler.utils [None req-8089c047-2381-4028-9e30-f517011c990a 239768c6bee14182aaf1fa96d0bd4a63 8d6136a81cbb403b90275f573962d22b - - default default] [instance: 72d2a701-192f-4d7b-9622-3217d277d059] 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 72d2a701-192f-4d7b-9622-3217d277d059 was re-scheduled: Failure running os_vif plugin plug method: No VIF plugin was found with the name ovs\n']
2026-07-18 15:28:29.142 10 WARNING nova.scheduler.utils [None req-8089c047-2381-4028-9e30-f517011c990a 239768c6bee14182aaf1fa96d0bd4a63 8d6136a81cbb403b90275f573962d22b - - default default] Failed to compute_task_build_instances: Exceeded maximum number of retries. Exhausted all hosts available for retrying build failures for instance 72d2a701-192f-4d7b-9622-3217d277d059.: nova.exception.MaxRetriesExceeded: Exceeded maximum number of retries. Exhausted all hosts available for retrying build failures for instance 72d2a701-192f-4d7b-9622-3217d277d059.
2026-07-18 15:28:29.143 10 WARNING nova.scheduler.utils [None req-8089c047-2381-4028-9e30-f517011c990a 239768c6bee14182aaf1fa96d0bd4a63 8d6136a81cbb403b90275f573962d22b - - default default] [instance: 72d2a701-192f-4d7b-9622-3217d277d059] Setting instance to ERROR state.: nova.exception.MaxRetriesExceeded: Exceeded maximum number of retries. Exhausted all hosts available for retrying build failures for instance 72d2a701-192f-4d7b-9622-3217d277d059.
2026-07-18 15:28:29.194 10 WARNING neutronclient.v2_0.client [None req-8089c047-2381-4028-9e30-f517011c990a 239768c6bee14182aaf1fa96d0bd4a63 8d6136a81cbb403b90275f573962d22b - - 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 72d2a701-192f-4d7b-9622-3217d277d059.
2026-07-18 15:28:29.374 10 WARNING neutronclient.v2_0.client [None req-8089c047-2381-4028-9e30-f517011c990a 239768c6bee14182aaf1fa96d0bd4a63 8d6136a81cbb403b90275f573962d22b - - 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 72d2a701-192f-4d7b-9622-3217d277d059.
2026-07-18 15:28:31.933 12 ERROR nova.scheduler.utils [None req-230521e5-a886-4014-bf3c-f06446ad9106 97b91bd05c5146959f72256593e7396d 98143a30a95945b89c9561077c823763 - - default default] [instance: 289f63d4-1a5d-4760-bac5-6abedce29e89] 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 289f63d4-1a5d-4760-bac5-6abedce29e89 was re-scheduled: Failure running os_vif plugin plug method: No VIF plugin was found with the name ovs\n']
2026-07-18 15:28:31.934 12 WARNING nova.scheduler.utils [None req-230521e5-a886-4014-bf3c-f06446ad9106 97b91bd05c5146959f72256593e7396d 98143a30a95945b89c9561077c823763 - - default default] Failed to compute_task_build_instances: Exceeded maximum number of retries. Exhausted all hosts available for retrying build failures for instance 289f63d4-1a5d-4760-bac5-6abedce29e89.: nova.exception.MaxRetriesExceeded: Exceeded maximum number of retries. Exhausted all hosts available for retrying build failures for instance 289f63d4-1a5d-4760-bac5-6abedce29e89.
2026-07-18 15:28:31.935 12 WARNING nova.scheduler.utils [None req-230521e5-a886-4014-bf3c-f06446ad9106 97b91bd05c5146959f72256593e7396d 98143a30a95945b89c9561077c823763 - - default default] [instance: 289f63d4-1a5d-4760-bac5-6abedce29e89] Setting instance to ERROR state.: nova.exception.MaxRetriesExceeded: Exceeded maximum number of retries. Exhausted all hosts available for retrying build failures for instance 289f63d4-1a5d-4760-bac5-6abedce29e89.
2026-07-18 15:28:31.978 12 WARNING neutronclient.v2_0.client [None req-230521e5-a886-4014-bf3c-f06446ad9106 97b91bd05c5146959f72256593e7396d 98143a30a95945b89c9561077c823763 - - 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 289f63d4-1a5d-4760-bac5-6abedce29e89.
2026-07-18 15:28:32.669 12 WARNING neutronclient.v2_0.client [None req-230521e5-a886-4014-bf3c-f06446ad9106 97b91bd05c5146959f72256593e7396d 98143a30a95945b89c9561077c823763 - - 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 289f63d4-1a5d-4760-bac5-6abedce29e89.
2026-07-18 15:28:53.302 12 ERROR nova.scheduler.utils [None req-80fc7e60-b4fa-435a-a35d-585a43d4d1da 20542b03f9594a9e93341c020db08b74 3aade6f35bfc4c64a0003131bdbc712c - - default default] [instance: e2956d53-ff8f-45d1-b8d2-5e60b13ffaa3] 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 e2956d53-ff8f-45d1-b8d2-5e60b13ffaa3 was re-scheduled: Failure running os_vif plugin plug method: No VIF plugin was found with the name ovs\n']
2026-07-18 15:28:53.303 12 WARNING nova.scheduler.utils [None req-80fc7e60-b4fa-435a-a35d-585a43d4d1da 20542b03f9594a9e93341c020db08b74 3aade6f35bfc4c64a0003131bdbc712c - - default default] Failed to compute_task_build_instances: Exceeded maximum number of retries. Exhausted all hosts available for retrying build failures for instance e2956d53-ff8f-45d1-b8d2-5e60b13ffaa3.: nova.exception.MaxRetriesExceeded: Exceeded maximum number of retries. Exhausted all hosts available for retrying build failures for instance e2956d53-ff8f-45d1-b8d2-5e60b13ffaa3.
2026-07-18 15:28:53.304 12 WARNING nova.scheduler.utils [None req-80fc7e60-b4fa-435a-a35d-585a43d4d1da 20542b03f9594a9e93341c020db08b74 3aade6f35bfc4c64a0003131bdbc712c - - default default] [instance: e2956d53-ff8f-45d1-b8d2-5e60b13ffaa3] Setting instance to ERROR state.: nova.exception.MaxRetriesExceeded: Exceeded maximum number of retries. Exhausted all hosts available for retrying build failures for instance e2956d53-ff8f-45d1-b8d2-5e60b13ffaa3.
2026-07-18 15:28:53.349 12 WARNING neutronclient.v2_0.client [None req-80fc7e60-b4fa-435a-a35d-585a43d4d1da 20542b03f9594a9e93341c020db08b74 3aade6f35bfc4c64a0003131bdbc712c - - 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 e2956d53-ff8f-45d1-b8d2-5e60b13ffaa3.
2026-07-18 15:28:53.397 12 WARNING neutronclient.v2_0.client [None req-80fc7e60-b4fa-435a-a35d-585a43d4d1da 20542b03f9594a9e93341c020db08b74 3aade6f35bfc4c64a0003131bdbc712c - - 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 e2956d53-ff8f-45d1-b8d2-5e60b13ffaa3.
2026-07-18 15:29:42.544 12 ERROR nova.scheduler.utils [None req-81ea1eb8-09a9-4e7c-a768-2d78e3228405 76470fed4d534c9d8e656aa04975c64a 5ac8f0eebb8d4abbab4099bc4a39ecdf - - default default] [instance: 70be5e88-f44a-4143-ace2-dda93488b12c] 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 70be5e88-f44a-4143-ace2-dda93488b12c was re-scheduled: Failure running os_vif plugin plug method: No VIF plugin was found with the name ovs\n']
2026-07-18 15:29:42.546 12 WARNING nova.scheduler.utils [None req-81ea1eb8-09a9-4e7c-a768-2d78e3228405 76470fed4d534c9d8e656aa04975c64a 5ac8f0eebb8d4abbab4099bc4a39ecdf - - default default] Failed to compute_task_build_instances: Exceeded maximum number of retries. Exhausted all hosts available for retrying build failures for instance 70be5e88-f44a-4143-ace2-dda93488b12c.: nova.exception.MaxRetriesExceeded: Exceeded maximum number of retries. Exhausted all hosts available for retrying build failures for instance 70be5e88-f44a-4143-ace2-dda93488b12c.
2026-07-18 15:29:42.546 12 WARNING nova.scheduler.utils [None req-81ea1eb8-09a9-4e7c-a768-2d78e3228405 76470fed4d534c9d8e656aa04975c64a 5ac8f0eebb8d4abbab4099bc4a39ecdf - - default default] [instance: 70be5e88-f44a-4143-ace2-dda93488b12c] Setting instance to ERROR state.: nova.exception.MaxRetriesExceeded: Exceeded maximum number of retries. Exhausted all hosts available for retrying build failures for instance 70be5e88-f44a-4143-ace2-dda93488b12c.
2026-07-18 15:29:42.593 12 WARNING neutronclient.v2_0.client [None req-81ea1eb8-09a9-4e7c-a768-2d78e3228405 76470fed4d534c9d8e656aa04975c64a 5ac8f0eebb8d4abbab4099bc4a39ecdf - - 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 70be5e88-f44a-4143-ace2-dda93488b12c.
2026-07-18 15:29:42.618 12 WARNING neutronclient.v2_0.client [None req-81ea1eb8-09a9-4e7c-a768-2d78e3228405 76470fed4d534c9d8e656aa04975c64a 5ac8f0eebb8d4abbab4099bc4a39ecdf - - 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 70be5e88-f44a-4143-ace2-dda93488b12c.
2026-07-18 15:30:08.955 12 ERROR nova.scheduler.utils [None req-d51762bd-88e0-41b3-82ce-08bf450d5582 3c03295fcafe4bfdb0243a5b7354bb83 caa5cfbeb3ee4ec1a0551efd92d1ec29 - - default default] [instance: 457613d6-0e80-475b-bdbf-e74beceb7ae3] 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 457613d6-0e80-475b-bdbf-e74beceb7ae3 was re-scheduled: Failure running os_vif plugin plug method: No VIF plugin was found with the name ovs\n']
2026-07-18 15:30:08.956 12 WARNING nova.scheduler.utils [None req-d51762bd-88e0-41b3-82ce-08bf450d5582 3c03295fcafe4bfdb0243a5b7354bb83 caa5cfbeb3ee4ec1a0551efd92d1ec29 - - default default] Failed to compute_task_build_instances: Exceeded maximum number of retries. Exhausted all hosts available for retrying build failures for instance 457613d6-0e80-475b-bdbf-e74beceb7ae3.: nova.exception.MaxRetriesExceeded: Exceeded maximum number of retries. Exhausted all hosts available for retrying build failures for instance 457613d6-0e80-475b-bdbf-e74beceb7ae3.
2026-07-18 15:30:08.956 12 WARNING nova.scheduler.utils [None req-d51762bd-88e0-41b3-82ce-08bf450d5582 3c03295fcafe4bfdb0243a5b7354bb83 caa5cfbeb3ee4ec1a0551efd92d1ec29 - - default default] [instance: 457613d6-0e80-475b-bdbf-e74beceb7ae3] Setting instance to ERROR state.: nova.exception.MaxRetriesExceeded: Exceeded maximum number of retries. Exhausted all hosts available for retrying build failures for instance 457613d6-0e80-475b-bdbf-e74beceb7ae3.
2026-07-18 15:30:08.997 12 WARNING neutronclient.v2_0.client [None req-d51762bd-88e0-41b3-82ce-08bf450d5582 3c03295fcafe4bfdb0243a5b7354bb83 caa5cfbeb3ee4ec1a0551efd92d1ec29 - - 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 457613d6-0e80-475b-bdbf-e74beceb7ae3.
2026-07-18 15:30:09.020 12 WARNING neutronclient.v2_0.client [None req-d51762bd-88e0-41b3-82ce-08bf450d5582 3c03295fcafe4bfdb0243a5b7354bb83 caa5cfbeb3ee4ec1a0551efd92d1ec29 - - 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 457613d6-0e80-475b-bdbf-e74beceb7ae3.