+ exec nova-conductor --config-file /etc/nova/nova.conf
2026-07-14 23:34:23.436 1 INFO nova.utils [None req-551d2518-30cc-40bd-92c7-2487d9e882f4 - - - - - -] The cell worker thread pool MainProcess.cell_worker is initialized
2026-07-14 23:34:23.594 1 INFO nova.utils [None req-551d2518-30cc-40bd-92c7-2487d9e882f4 - - - - - -] The cell worker thread pool MainProcess.cell_worker is shutting down
2026-07-14 23:34:24.594 1 INFO nova.utils [None req-551d2518-30cc-40bd-92c7-2487d9e882f4 - - - - - -] The cell worker thread pool MainProcess.cell_worker is closed
2026-07-14 23:34:24.597 1 WARNING oslo_service.backend._threading.service [None req-551d2518-30cc-40bd-92c7-2487d9e882f4 - - - - - -] Service Service is not picklable with spawn; falling back to fork. Please make the service spawn-safe to avoid this fallback.
2026-07-14 23:34:24.605 1 WARNING oslo_config.cfg [None req-551d2518-30cc-40bd-92c7-2487d9e882f4 - - - - - -] 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.
2026-07-14 23:34:24.652 10 INFO nova.service [-] Starting conductor node (version 33.1.0)
2026-07-14 23:34:24.668 12 INFO nova.service [-] Starting conductor node (version 33.1.0)
2026-07-14 23:54:16.929 10 WARNING oslo.service.backend._common.loopingcall [-] Function 'nova.servicegroup.drivers.db.DbDriver._report_state' run outlasted interval by 7.07 sec
2026-07-14 23:54:16.931 12 WARNING oslo.service.backend._common.loopingcall [-] Function 'nova.servicegroup.drivers.db.DbDriver._report_state' run outlasted interval by 7.07 sec
2026-07-14 23:54:29.685 12 WARNING oslo.service.backend._common.loopingcall [-] Function 'nova.servicegroup.drivers.db.DbDriver._report_state' run outlasted interval by 2.75 sec
2026-07-14 23:54:29.690 10 WARNING oslo.service.backend._common.loopingcall [-] Function 'nova.servicegroup.drivers.db.DbDriver._report_state' run outlasted interval by 2.75 sec
2026-07-14 23:54:43.581 12 WARNING oslo.service.backend._common.loopingcall [-] Function 'nova.servicegroup.drivers.db.DbDriver._report_state' run outlasted interval by 3.90 sec
2026-07-14 23:54:49.836 10 WARNING oslo.service.backend._common.loopingcall [-] Function 'nova.servicegroup.drivers.db.DbDriver._report_state' run outlasted interval by 0.14 sec
2026-07-14 23:54:54.915 12 WARNING oslo.service.backend._common.loopingcall [-] Function 'nova.servicegroup.drivers.db.DbDriver._report_state' run outlasted interval by 1.33 sec
2026-07-14 23:55:00.936 10 WARNING oslo.service.backend._common.loopingcall [-] Function 'nova.servicegroup.drivers.db.DbDriver._report_state' run outlasted interval by 1.10 sec
2026-07-15 00:19:51.230 10 INFO nova.utils [None req-450bd42f-710c-453d-8859-e9a525dfca99 a9d7a3ab03924aed9c0ac14748d456fe 40d5c9d30b264e4c9f58f7c57b61ee20 - - default default] The cell worker thread pool ForkProcess-1.cell_worker is initialized
2026-07-15 00:19:51.382 10 INFO nova.compute.rpcapi [None req-b1bcff2d-dc10-4d29-a9a4-27beb15b1309 - - - - - -] Automatically selected compute RPC version 6.5 from minimum service version 72
2026-07-15 00:20:07.426 10 ERROR nova.scheduler.utils [None req-450bd42f-710c-453d-8859-e9a525dfca99 a9d7a3ab03924aed9c0ac14748d456fe 40d5c9d30b264e4c9f58f7c57b61ee20 - - default default] [instance: 635e3c14-aab6-403a-95ce-c6e65434b944] 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 635e3c14-aab6-403a-95ce-c6e65434b944 was re-scheduled: Failure running os_vif plugin plug method: No VIF plugin was found with the name ovs\n']
2026-07-15 00:20:07.427 10 WARNING nova.scheduler.utils [None req-450bd42f-710c-453d-8859-e9a525dfca99 a9d7a3ab03924aed9c0ac14748d456fe 40d5c9d30b264e4c9f58f7c57b61ee20 - - default default] Failed to compute_task_build_instances: Exceeded maximum number of retries. Exhausted all hosts available for retrying build failures for instance 635e3c14-aab6-403a-95ce-c6e65434b944.: nova.exception.MaxRetriesExceeded: Exceeded maximum number of retries. Exhausted all hosts available for retrying build failures for instance 635e3c14-aab6-403a-95ce-c6e65434b944.
2026-07-15 00:20:07.428 10 WARNING nova.scheduler.utils [None req-450bd42f-710c-453d-8859-e9a525dfca99 a9d7a3ab03924aed9c0ac14748d456fe 40d5c9d30b264e4c9f58f7c57b61ee20 - - default default] [instance: 635e3c14-aab6-403a-95ce-c6e65434b944] Setting instance to ERROR state.: nova.exception.MaxRetriesExceeded: Exceeded maximum number of retries. Exhausted all hosts available for retrying build failures for instance 635e3c14-aab6-403a-95ce-c6e65434b944.
2026-07-15 00:20:07.542 10 WARNING neutronclient.v2_0.client [None req-450bd42f-710c-453d-8859-e9a525dfca99 a9d7a3ab03924aed9c0ac14748d456fe 40d5c9d30b264e4c9f58f7c57b61ee20 - - 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 635e3c14-aab6-403a-95ce-c6e65434b944.
2026-07-15 00:20:07.929 10 WARNING neutronclient.v2_0.client [None req-450bd42f-710c-453d-8859-e9a525dfca99 a9d7a3ab03924aed9c0ac14748d456fe 40d5c9d30b264e4c9f58f7c57b61ee20 - - 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 635e3c14-aab6-403a-95ce-c6e65434b944.
2026-07-15 00:20:08.717 12 ERROR nova.scheduler.utils [None req-c1de034a-0c48-48ae-b014-a10f2c561fce 09e71c77b6694feb9459fc8897ba505b 2a779317c6374816840796dcb3ee915d - - default default] [instance: 346e3963-9ee9-4c13-90a2-94ce9c84c537] 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 346e3963-9ee9-4c13-90a2-94ce9c84c537 was re-scheduled: Failure running os_vif plugin plug method: No VIF plugin was found with the name ovs\n']
2026-07-15 00:20:08.717 12 WARNING nova.scheduler.utils [None req-c1de034a-0c48-48ae-b014-a10f2c561fce 09e71c77b6694feb9459fc8897ba505b 2a779317c6374816840796dcb3ee915d - - default default] Failed to compute_task_build_instances: Exceeded maximum number of retries. Exhausted all hosts available for retrying build failures for instance 346e3963-9ee9-4c13-90a2-94ce9c84c537.: nova.exception.MaxRetriesExceeded: Exceeded maximum number of retries. Exhausted all hosts available for retrying build failures for instance 346e3963-9ee9-4c13-90a2-94ce9c84c537.
2026-07-15 00:20:08.718 12 WARNING nova.scheduler.utils [None req-c1de034a-0c48-48ae-b014-a10f2c561fce 09e71c77b6694feb9459fc8897ba505b 2a779317c6374816840796dcb3ee915d - - default default] [instance: 346e3963-9ee9-4c13-90a2-94ce9c84c537] Setting instance to ERROR state.: nova.exception.MaxRetriesExceeded: Exceeded maximum number of retries. Exhausted all hosts available for retrying build failures for instance 346e3963-9ee9-4c13-90a2-94ce9c84c537.
2026-07-15 00:20:08.861 12 WARNING neutronclient.v2_0.client [None req-c1de034a-0c48-48ae-b014-a10f2c561fce 09e71c77b6694feb9459fc8897ba505b 2a779317c6374816840796dcb3ee915d - - 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 346e3963-9ee9-4c13-90a2-94ce9c84c537.
2026-07-15 00:20:09.563 12 WARNING neutronclient.v2_0.client [None req-c1de034a-0c48-48ae-b014-a10f2c561fce 09e71c77b6694feb9459fc8897ba505b 2a779317c6374816840796dcb3ee915d - - 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 346e3963-9ee9-4c13-90a2-94ce9c84c537.
2026-07-15 00:20:13.305 10 ERROR nova.scheduler.utils [None req-b94076ab-0b49-43b8-8be3-0a2b903ff439 1b7fd56c18834001ba9744468dce4ca9 65cf58e4795c406686b55ea133998277 - - default default] [instance: 97f55b46-85ba-42ea-bf64-0e75892c29e9] 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 97f55b46-85ba-42ea-bf64-0e75892c29e9 was re-scheduled: Failure running os_vif plugin plug method: No VIF plugin was found with the name ovs\n']
2026-07-15 00:20:13.306 10 WARNING nova.scheduler.utils [None req-b94076ab-0b49-43b8-8be3-0a2b903ff439 1b7fd56c18834001ba9744468dce4ca9 65cf58e4795c406686b55ea133998277 - - default default] Failed to compute_task_build_instances: Exceeded maximum number of retries. Exhausted all hosts available for retrying build failures for instance 97f55b46-85ba-42ea-bf64-0e75892c29e9.: nova.exception.MaxRetriesExceeded: Exceeded maximum number of retries. Exhausted all hosts available for retrying build failures for instance 97f55b46-85ba-42ea-bf64-0e75892c29e9.
2026-07-15 00:20:13.306 10 WARNING nova.scheduler.utils [None req-b94076ab-0b49-43b8-8be3-0a2b903ff439 1b7fd56c18834001ba9744468dce4ca9 65cf58e4795c406686b55ea133998277 - - default default] [instance: 97f55b46-85ba-42ea-bf64-0e75892c29e9] Setting instance to ERROR state.: nova.exception.MaxRetriesExceeded: Exceeded maximum number of retries. Exhausted all hosts available for retrying build failures for instance 97f55b46-85ba-42ea-bf64-0e75892c29e9.
2026-07-15 00:20:13.371 10 WARNING neutronclient.v2_0.client [None req-b94076ab-0b49-43b8-8be3-0a2b903ff439 1b7fd56c18834001ba9744468dce4ca9 65cf58e4795c406686b55ea133998277 - - 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 97f55b46-85ba-42ea-bf64-0e75892c29e9.
2026-07-15 00:20:13.405 10 WARNING neutronclient.v2_0.client [None req-b94076ab-0b49-43b8-8be3-0a2b903ff439 1b7fd56c18834001ba9744468dce4ca9 65cf58e4795c406686b55ea133998277 - - 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 97f55b46-85ba-42ea-bf64-0e75892c29e9.
2026-07-15 00:20:24.724 12 INFO nova.utils [None req-4669542a-f588-47ea-9fe4-4286017e1b9d f3f899034c1f45eb969a9f4517ccdc72 2dc939b4d5034e61873335aa1fa63e40 - - default default] The cell worker thread pool ForkProcess-2.cell_worker is initialized
2026-07-15 00:20:24.986 12 INFO nova.compute.rpcapi [None req-c61d0a32-acc7-4f5f-b40f-4f1ef3ab4d4f - - - - - -] Automatically selected compute RPC version 6.5 from minimum service version 72
2026-07-15 00:20:40.150 12 ERROR nova.scheduler.utils [None req-4669542a-f588-47ea-9fe4-4286017e1b9d f3f899034c1f45eb969a9f4517ccdc72 2dc939b4d5034e61873335aa1fa63e40 - - default default] [instance: 95d4302f-216e-4ecb-a190-b3e20ff2a5c0] 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 95d4302f-216e-4ecb-a190-b3e20ff2a5c0 was re-scheduled: Failure running os_vif plugin plug method: No VIF plugin was found with the name ovs\n']
2026-07-15 00:20:40.151 12 WARNING nova.scheduler.utils [None req-4669542a-f588-47ea-9fe4-4286017e1b9d f3f899034c1f45eb969a9f4517ccdc72 2dc939b4d5034e61873335aa1fa63e40 - - default default] Failed to compute_task_build_instances: Exceeded maximum number of retries. Exhausted all hosts available for retrying build failures for instance 95d4302f-216e-4ecb-a190-b3e20ff2a5c0.: nova.exception.MaxRetriesExceeded: Exceeded maximum number of retries. Exhausted all hosts available for retrying build failures for instance 95d4302f-216e-4ecb-a190-b3e20ff2a5c0.
2026-07-15 00:20:40.151 12 WARNING nova.scheduler.utils [None req-4669542a-f588-47ea-9fe4-4286017e1b9d f3f899034c1f45eb969a9f4517ccdc72 2dc939b4d5034e61873335aa1fa63e40 - - default default] [instance: 95d4302f-216e-4ecb-a190-b3e20ff2a5c0] Setting instance to ERROR state.: nova.exception.MaxRetriesExceeded: Exceeded maximum number of retries. Exhausted all hosts available for retrying build failures for instance 95d4302f-216e-4ecb-a190-b3e20ff2a5c0.
2026-07-15 00:20:40.263 12 WARNING neutronclient.v2_0.client [None req-4669542a-f588-47ea-9fe4-4286017e1b9d f3f899034c1f45eb969a9f4517ccdc72 2dc939b4d5034e61873335aa1fa63e40 - - 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 95d4302f-216e-4ecb-a190-b3e20ff2a5c0.
2026-07-15 00:20:40.292 12 WARNING neutronclient.v2_0.client [None req-4669542a-f588-47ea-9fe4-4286017e1b9d f3f899034c1f45eb969a9f4517ccdc72 2dc939b4d5034e61873335aa1fa63e40 - - 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 95d4302f-216e-4ecb-a190-b3e20ff2a5c0.
2026-07-15 00:20:47.201 10 ERROR nova.scheduler.utils [None req-4c653b5e-59d0-49ec-960f-5b78e50a4bd2 081c5d4aeb17478cb86373f69cd32928 fa252eb2c0b848bb9303e916f61a78e7 - - default default] [instance: 11a6c540-9024-4a34-90b3-add4d6f34a59] 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 11a6c540-9024-4a34-90b3-add4d6f34a59 was re-scheduled: Failure running os_vif plugin plug method: No VIF plugin was found with the name ovs\n']
2026-07-15 00:20:47.202 10 WARNING nova.scheduler.utils [None req-4c653b5e-59d0-49ec-960f-5b78e50a4bd2 081c5d4aeb17478cb86373f69cd32928 fa252eb2c0b848bb9303e916f61a78e7 - - default default] Failed to compute_task_build_instances: Exceeded maximum number of retries. Exhausted all hosts available for retrying build failures for instance 11a6c540-9024-4a34-90b3-add4d6f34a59.: nova.exception.MaxRetriesExceeded: Exceeded maximum number of retries. Exhausted all hosts available for retrying build failures for instance 11a6c540-9024-4a34-90b3-add4d6f34a59.
2026-07-15 00:20:47.203 10 WARNING nova.scheduler.utils [None req-4c653b5e-59d0-49ec-960f-5b78e50a4bd2 081c5d4aeb17478cb86373f69cd32928 fa252eb2c0b848bb9303e916f61a78e7 - - default default] [instance: 11a6c540-9024-4a34-90b3-add4d6f34a59] Setting instance to ERROR state.: nova.exception.MaxRetriesExceeded: Exceeded maximum number of retries. Exhausted all hosts available for retrying build failures for instance 11a6c540-9024-4a34-90b3-add4d6f34a59.
2026-07-15 00:20:47.254 10 WARNING neutronclient.v2_0.client [None req-4c653b5e-59d0-49ec-960f-5b78e50a4bd2 081c5d4aeb17478cb86373f69cd32928 fa252eb2c0b848bb9303e916f61a78e7 - - 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 11a6c540-9024-4a34-90b3-add4d6f34a59.
2026-07-15 00:20:47.284 10 WARNING neutronclient.v2_0.client [None req-4c653b5e-59d0-49ec-960f-5b78e50a4bd2 081c5d4aeb17478cb86373f69cd32928 fa252eb2c0b848bb9303e916f61a78e7 - - 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 11a6c540-9024-4a34-90b3-add4d6f34a59.
2026-07-15 00:21:22.820 10 ERROR nova.scheduler.utils [None req-1f7b340a-98d9-4d77-8765-f5bc5e2192b7 2f71ffe16b274156a4d362b358f42c2d 1b1ddca604134428aa1194266cd4c01a - - default default] [instance: 79a398be-9c32-41ac-a554-269646383a90] 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 79a398be-9c32-41ac-a554-269646383a90 was re-scheduled: Failure running os_vif plugin plug method: No VIF plugin was found with the name ovs\n']
2026-07-15 00:21:22.820 10 WARNING nova.scheduler.utils [None req-1f7b340a-98d9-4d77-8765-f5bc5e2192b7 2f71ffe16b274156a4d362b358f42c2d 1b1ddca604134428aa1194266cd4c01a - - default default] Failed to compute_task_build_instances: Exceeded maximum number of retries. Exhausted all hosts available for retrying build failures for instance 79a398be-9c32-41ac-a554-269646383a90.: nova.exception.MaxRetriesExceeded: Exceeded maximum number of retries. Exhausted all hosts available for retrying build failures for instance 79a398be-9c32-41ac-a554-269646383a90.
2026-07-15 00:21:22.820 10 WARNING nova.scheduler.utils [None req-1f7b340a-98d9-4d77-8765-f5bc5e2192b7 2f71ffe16b274156a4d362b358f42c2d 1b1ddca604134428aa1194266cd4c01a - - default default] [instance: 79a398be-9c32-41ac-a554-269646383a90] Setting instance to ERROR state.: nova.exception.MaxRetriesExceeded: Exceeded maximum number of retries. Exhausted all hosts available for retrying build failures for instance 79a398be-9c32-41ac-a554-269646383a90.
2026-07-15 00:21:23.054 10 WARNING neutronclient.v2_0.client [None req-1f7b340a-98d9-4d77-8765-f5bc5e2192b7 2f71ffe16b274156a4d362b358f42c2d 1b1ddca604134428aa1194266cd4c01a - - 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 79a398be-9c32-41ac-a554-269646383a90.
2026-07-15 00:21:23.082 10 WARNING neutronclient.v2_0.client [None req-1f7b340a-98d9-4d77-8765-f5bc5e2192b7 2f71ffe16b274156a4d362b358f42c2d 1b1ddca604134428aa1194266cd4c01a - - 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 79a398be-9c32-41ac-a554-269646383a90.
2026-07-15 00:21:24.946 10 ERROR nova.scheduler.utils [None req-0ce9d3ea-8133-4b1d-acf2-b6b89309022c 31d1b0cb6b49424493b42e989ef0f343 292069d3e85746c2bcc9a15e2e6bd804 - - default default] [instance: e1c0761f-84b1-47c6-90c1-b27cf4120082] 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 e1c0761f-84b1-47c6-90c1-b27cf4120082 was re-scheduled: Failure running os_vif plugin plug method: No VIF plugin was found with the name ovs\n']
2026-07-15 00:21:24.947 10 WARNING nova.scheduler.utils [None req-0ce9d3ea-8133-4b1d-acf2-b6b89309022c 31d1b0cb6b49424493b42e989ef0f343 292069d3e85746c2bcc9a15e2e6bd804 - - default default] Failed to compute_task_build_instances: Exceeded maximum number of retries. Exhausted all hosts available for retrying build failures for instance e1c0761f-84b1-47c6-90c1-b27cf4120082.: nova.exception.MaxRetriesExceeded: Exceeded maximum number of retries. Exhausted all hosts available for retrying build failures for instance e1c0761f-84b1-47c6-90c1-b27cf4120082.
2026-07-15 00:21:24.948 10 WARNING nova.scheduler.utils [None req-0ce9d3ea-8133-4b1d-acf2-b6b89309022c 31d1b0cb6b49424493b42e989ef0f343 292069d3e85746c2bcc9a15e2e6bd804 - - default default] [instance: e1c0761f-84b1-47c6-90c1-b27cf4120082] Setting instance to ERROR state.: nova.exception.MaxRetriesExceeded: Exceeded maximum number of retries. Exhausted all hosts available for retrying build failures for instance e1c0761f-84b1-47c6-90c1-b27cf4120082.
2026-07-15 00:21:25.030 10 WARNING neutronclient.v2_0.client [None req-0ce9d3ea-8133-4b1d-acf2-b6b89309022c 31d1b0cb6b49424493b42e989ef0f343 292069d3e85746c2bcc9a15e2e6bd804 - - 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 e1c0761f-84b1-47c6-90c1-b27cf4120082.
2026-07-15 00:21:25.319 10 WARNING neutronclient.v2_0.client [None req-0ce9d3ea-8133-4b1d-acf2-b6b89309022c 31d1b0cb6b49424493b42e989ef0f343 292069d3e85746c2bcc9a15e2e6bd804 - - 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 e1c0761f-84b1-47c6-90c1-b27cf4120082.
2026-07-15 00:22:22.567 10 ERROR nova.scheduler.utils [None req-88679a5b-1703-45e2-8e37-1dded5656cda 4b6717620d0c4ffc8e439ed15474b97f 9edbbb06202e4f9bbd213759a3203c60 - - default default] [instance: 582179ce-166b-49fc-a5a8-8f7c61327686] 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 582179ce-166b-49fc-a5a8-8f7c61327686 was re-scheduled: Failure running os_vif plugin plug method: No VIF plugin was found with the name ovs\n']
2026-07-15 00:22:22.568 10 WARNING nova.scheduler.utils [None req-88679a5b-1703-45e2-8e37-1dded5656cda 4b6717620d0c4ffc8e439ed15474b97f 9edbbb06202e4f9bbd213759a3203c60 - - default default] Failed to compute_task_build_instances: Exceeded maximum number of retries. Exhausted all hosts available for retrying build failures for instance 582179ce-166b-49fc-a5a8-8f7c61327686.: nova.exception.MaxRetriesExceeded: Exceeded maximum number of retries. Exhausted all hosts available for retrying build failures for instance 582179ce-166b-49fc-a5a8-8f7c61327686.
2026-07-15 00:22:22.569 10 WARNING nova.scheduler.utils [None req-88679a5b-1703-45e2-8e37-1dded5656cda 4b6717620d0c4ffc8e439ed15474b97f 9edbbb06202e4f9bbd213759a3203c60 - - default default] [instance: 582179ce-166b-49fc-a5a8-8f7c61327686] Setting instance to ERROR state.: nova.exception.MaxRetriesExceeded: Exceeded maximum number of retries. Exhausted all hosts available for retrying build failures for instance 582179ce-166b-49fc-a5a8-8f7c61327686.
2026-07-15 00:22:22.628 10 WARNING neutronclient.v2_0.client [None req-88679a5b-1703-45e2-8e37-1dded5656cda 4b6717620d0c4ffc8e439ed15474b97f 9edbbb06202e4f9bbd213759a3203c60 - - 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 582179ce-166b-49fc-a5a8-8f7c61327686.
2026-07-15 00:22:22.649 10 WARNING neutronclient.v2_0.client [None req-88679a5b-1703-45e2-8e37-1dded5656cda 4b6717620d0c4ffc8e439ed15474b97f 9edbbb06202e4f9bbd213759a3203c60 - - 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 582179ce-166b-49fc-a5a8-8f7c61327686.
2026-07-15 00:23:42.108 10 ERROR nova.scheduler.utils [None req-c52266c3-e04b-4448-ae32-7100d442fde1 ddf9f3ad29ee478a834b17a92a6f1526 640c5feda32e4e7fb156c5a47ab6e8c9 - - default default] [instance: 2065f9fa-a1b0-470b-82c6-1291c1e98320] 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 2065f9fa-a1b0-470b-82c6-1291c1e98320 was re-scheduled: Failure running os_vif plugin plug method: No VIF plugin was found with the name ovs\n']
2026-07-15 00:23:42.109 10 WARNING nova.scheduler.utils [None req-c52266c3-e04b-4448-ae32-7100d442fde1 ddf9f3ad29ee478a834b17a92a6f1526 640c5feda32e4e7fb156c5a47ab6e8c9 - - default default] Failed to compute_task_build_instances: Exceeded maximum number of retries. Exhausted all hosts available for retrying build failures for instance 2065f9fa-a1b0-470b-82c6-1291c1e98320.: nova.exception.MaxRetriesExceeded: Exceeded maximum number of retries. Exhausted all hosts available for retrying build failures for instance 2065f9fa-a1b0-470b-82c6-1291c1e98320.
2026-07-15 00:23:42.109 10 WARNING nova.scheduler.utils [None req-c52266c3-e04b-4448-ae32-7100d442fde1 ddf9f3ad29ee478a834b17a92a6f1526 640c5feda32e4e7fb156c5a47ab6e8c9 - - default default] [instance: 2065f9fa-a1b0-470b-82c6-1291c1e98320] Setting instance to ERROR state.: nova.exception.MaxRetriesExceeded: Exceeded maximum number of retries. Exhausted all hosts available for retrying build failures for instance 2065f9fa-a1b0-470b-82c6-1291c1e98320.
2026-07-15 00:23:42.444 10 WARNING neutronclient.v2_0.client [None req-c52266c3-e04b-4448-ae32-7100d442fde1 ddf9f3ad29ee478a834b17a92a6f1526 640c5feda32e4e7fb156c5a47ab6e8c9 - - 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 2065f9fa-a1b0-470b-82c6-1291c1e98320.
2026-07-15 00:23:42.473 10 WARNING neutronclient.v2_0.client [None req-c52266c3-e04b-4448-ae32-7100d442fde1 ddf9f3ad29ee478a834b17a92a6f1526 640c5feda32e4e7fb156c5a47ab6e8c9 - - 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 2065f9fa-a1b0-470b-82c6-1291c1e98320.
2026-07-15 00:24:20.529 10 ERROR nova.scheduler.utils [None req-951be54a-4b28-47ac-8294-8b6cc1ce167f f4445dcfac14409ca9e1b0ff38b88294 fbb5267236214410876aec8eeee78f8c - - default default] [instance: 4cd13898-b88e-45a8-b48a-b03d7d9ee32c] 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 4cd13898-b88e-45a8-b48a-b03d7d9ee32c was re-scheduled: Failure running os_vif plugin plug method: No VIF plugin was found with the name ovs\n']
2026-07-15 00:24:20.531 10 WARNING nova.scheduler.utils [None req-951be54a-4b28-47ac-8294-8b6cc1ce167f f4445dcfac14409ca9e1b0ff38b88294 fbb5267236214410876aec8eeee78f8c - - default default] Failed to compute_task_build_instances: Exceeded maximum number of retries. Exhausted all hosts available for retrying build failures for instance 4cd13898-b88e-45a8-b48a-b03d7d9ee32c.: nova.exception.MaxRetriesExceeded: Exceeded maximum number of retries. Exhausted all hosts available for retrying build failures for instance 4cd13898-b88e-45a8-b48a-b03d7d9ee32c.
2026-07-15 00:24:20.531 10 WARNING nova.scheduler.utils [None req-951be54a-4b28-47ac-8294-8b6cc1ce167f f4445dcfac14409ca9e1b0ff38b88294 fbb5267236214410876aec8eeee78f8c - - default default] [instance: 4cd13898-b88e-45a8-b48a-b03d7d9ee32c] Setting instance to ERROR state.: nova.exception.MaxRetriesExceeded: Exceeded maximum number of retries. Exhausted all hosts available for retrying build failures for instance 4cd13898-b88e-45a8-b48a-b03d7d9ee32c.
2026-07-15 00:24:20.607 10 WARNING neutronclient.v2_0.client [None req-951be54a-4b28-47ac-8294-8b6cc1ce167f f4445dcfac14409ca9e1b0ff38b88294 fbb5267236214410876aec8eeee78f8c - - 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 4cd13898-b88e-45a8-b48a-b03d7d9ee32c.
2026-07-15 00:24:20.637 10 WARNING neutronclient.v2_0.client [None req-951be54a-4b28-47ac-8294-8b6cc1ce167f f4445dcfac14409ca9e1b0ff38b88294 fbb5267236214410876aec8eeee78f8c - - 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 4cd13898-b88e-45a8-b48a-b03d7d9ee32c.