+ exec nova-conductor --config-file /etc/nova/nova.conf
2026-07-10 22:01:48.791 1 INFO nova.utils [None req-558045a6-f94f-417e-9164-7e387a62212c - - - - - -] The cell worker thread pool MainProcess.cell_worker is initialized
2026-07-10 22:01:48.955 1 INFO nova.utils [None req-558045a6-f94f-417e-9164-7e387a62212c - - - - - -] The cell worker thread pool MainProcess.cell_worker is shutting down
2026-07-10 22:01:49.954 1 INFO nova.utils [None req-558045a6-f94f-417e-9164-7e387a62212c - - - - - -] The cell worker thread pool MainProcess.cell_worker is closed
2026-07-10 22:01:49.957 1 WARNING oslo_service.backend._threading.service [None req-558045a6-f94f-417e-9164-7e387a62212c - - - - - -] Service Service is not picklable with spawn; falling back to fork. Please make the service spawn-safe to avoid this fallback.
2026-07-10 22:01:49.968 1 WARNING oslo_config.cfg [None req-558045a6-f94f-417e-9164-7e387a62212c - - - - - -] 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.
2026-07-10 22:01:50.014 10 INFO nova.service [-] Starting conductor node (version 33.1.0)
2026-07-10 22:01:50.025 12 INFO nova.service [-] Starting conductor node (version 33.1.0)
2026-07-10 22:39:35.528 10 INFO nova.utils [None req-2df85fd5-47c5-47b5-a2f0-e167bbf37290 9f494d16d3b74d888bbab13cb82806ee 624e14c52f6249eb92f8f30c64d23461 - - default default] The cell worker thread pool ForkProcess-1.cell_worker is initialized
2026-07-10 22:39:35.697 10 INFO nova.compute.rpcapi [None req-a3a514b0-1f3b-4317-875f-f47f5234e0da - - - - - -] Automatically selected compute RPC version 6.5 from minimum service version 72
2026-07-10 22:39:36.654 12 INFO nova.utils [None req-d9429dcc-b763-4532-866f-5185fb02a7dd 79a19b2a810145b2811bb04bdb3f432e 47bf53655916491ab74f1f28b2bc03b2 - - default default] The cell worker thread pool ForkProcess-2.cell_worker is initialized
2026-07-10 22:39:36.853 12 INFO nova.compute.rpcapi [None req-a5826c7a-295f-4a1c-99c4-8b15f8b7b9de - - - - - -] Automatically selected compute RPC version 6.5 from minimum service version 72
2026-07-10 22:39:56.245 10 ERROR nova.scheduler.utils [None req-2df85fd5-47c5-47b5-a2f0-e167bbf37290 9f494d16d3b74d888bbab13cb82806ee 624e14c52f6249eb92f8f30c64d23461 - - default default] [instance: 40c9651c-5523-4ca5-b4e3-47c6c35ca1ca] 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 40c9651c-5523-4ca5-b4e3-47c6c35ca1ca was re-scheduled: Failure running os_vif plugin plug method: No VIF plugin was found with the name ovs\n']
2026-07-10 22:39:56.246 10 WARNING nova.scheduler.utils [None req-2df85fd5-47c5-47b5-a2f0-e167bbf37290 9f494d16d3b74d888bbab13cb82806ee 624e14c52f6249eb92f8f30c64d23461 - - default default] Failed to compute_task_build_instances: Exceeded maximum number of retries. Exhausted all hosts available for retrying build failures for instance 40c9651c-5523-4ca5-b4e3-47c6c35ca1ca.: nova.exception.MaxRetriesExceeded: Exceeded maximum number of retries. Exhausted all hosts available for retrying build failures for instance 40c9651c-5523-4ca5-b4e3-47c6c35ca1ca.
2026-07-10 22:39:56.246 10 WARNING nova.scheduler.utils [None req-2df85fd5-47c5-47b5-a2f0-e167bbf37290 9f494d16d3b74d888bbab13cb82806ee 624e14c52f6249eb92f8f30c64d23461 - - default default] [instance: 40c9651c-5523-4ca5-b4e3-47c6c35ca1ca] Setting instance to ERROR state.: nova.exception.MaxRetriesExceeded: Exceeded maximum number of retries. Exhausted all hosts available for retrying build failures for instance 40c9651c-5523-4ca5-b4e3-47c6c35ca1ca.
2026-07-10 22:39:56.398 10 WARNING neutronclient.v2_0.client [None req-2df85fd5-47c5-47b5-a2f0-e167bbf37290 9f494d16d3b74d888bbab13cb82806ee 624e14c52f6249eb92f8f30c64d23461 - - 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 40c9651c-5523-4ca5-b4e3-47c6c35ca1ca.
2026-07-10 22:39:56.768 10 WARNING neutronclient.v2_0.client [None req-2df85fd5-47c5-47b5-a2f0-e167bbf37290 9f494d16d3b74d888bbab13cb82806ee 624e14c52f6249eb92f8f30c64d23461 - - 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 40c9651c-5523-4ca5-b4e3-47c6c35ca1ca.
2026-07-10 22:39:57.947 12 ERROR nova.scheduler.utils [None req-d9429dcc-b763-4532-866f-5185fb02a7dd 79a19b2a810145b2811bb04bdb3f432e 47bf53655916491ab74f1f28b2bc03b2 - - default default] [instance: 5681af66-cd98-46ed-bc04-c51a8dbb48bf] 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 5681af66-cd98-46ed-bc04-c51a8dbb48bf was re-scheduled: Failure running os_vif plugin plug method: No VIF plugin was found with the name ovs\n']
2026-07-10 22:39:57.948 12 WARNING nova.scheduler.utils [None req-d9429dcc-b763-4532-866f-5185fb02a7dd 79a19b2a810145b2811bb04bdb3f432e 47bf53655916491ab74f1f28b2bc03b2 - - default default] Failed to compute_task_build_instances: Exceeded maximum number of retries. Exhausted all hosts available for retrying build failures for instance 5681af66-cd98-46ed-bc04-c51a8dbb48bf.: nova.exception.MaxRetriesExceeded: Exceeded maximum number of retries. Exhausted all hosts available for retrying build failures for instance 5681af66-cd98-46ed-bc04-c51a8dbb48bf.
2026-07-10 22:39:57.948 12 WARNING nova.scheduler.utils [None req-d9429dcc-b763-4532-866f-5185fb02a7dd 79a19b2a810145b2811bb04bdb3f432e 47bf53655916491ab74f1f28b2bc03b2 - - default default] [instance: 5681af66-cd98-46ed-bc04-c51a8dbb48bf] Setting instance to ERROR state.: nova.exception.MaxRetriesExceeded: Exceeded maximum number of retries. Exhausted all hosts available for retrying build failures for instance 5681af66-cd98-46ed-bc04-c51a8dbb48bf.
2026-07-10 22:39:58.039 12 WARNING neutronclient.v2_0.client [None req-d9429dcc-b763-4532-866f-5185fb02a7dd 79a19b2a810145b2811bb04bdb3f432e 47bf53655916491ab74f1f28b2bc03b2 - - 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 5681af66-cd98-46ed-bc04-c51a8dbb48bf.
2026-07-10 22:39:58.419 12 WARNING neutronclient.v2_0.client [None req-d9429dcc-b763-4532-866f-5185fb02a7dd 79a19b2a810145b2811bb04bdb3f432e 47bf53655916491ab74f1f28b2bc03b2 - - 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 5681af66-cd98-46ed-bc04-c51a8dbb48bf.
2026-07-10 22:40:00.258 10 ERROR nova.scheduler.utils [None req-d5c2bf78-12a0-4abd-bfb7-eafe58340c7e b21322c9090b4a56b64d600b58254bc7 059452afd9ac4571baaa3cfa9e55351c - - default default] [instance: df3d4146-147b-46b8-b72c-4aeb94335bca] 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 df3d4146-147b-46b8-b72c-4aeb94335bca was re-scheduled: Failure running os_vif plugin plug method: No VIF plugin was found with the name ovs\n']
2026-07-10 22:40:00.263 10 WARNING nova.scheduler.utils [None req-d5c2bf78-12a0-4abd-bfb7-eafe58340c7e b21322c9090b4a56b64d600b58254bc7 059452afd9ac4571baaa3cfa9e55351c - - default default] Failed to compute_task_build_instances: Exceeded maximum number of retries. Exhausted all hosts available for retrying build failures for instance df3d4146-147b-46b8-b72c-4aeb94335bca.: nova.exception.MaxRetriesExceeded: Exceeded maximum number of retries. Exhausted all hosts available for retrying build failures for instance df3d4146-147b-46b8-b72c-4aeb94335bca.
2026-07-10 22:40:00.263 10 WARNING nova.scheduler.utils [None req-d5c2bf78-12a0-4abd-bfb7-eafe58340c7e b21322c9090b4a56b64d600b58254bc7 059452afd9ac4571baaa3cfa9e55351c - - default default] [instance: df3d4146-147b-46b8-b72c-4aeb94335bca] Setting instance to ERROR state.: nova.exception.MaxRetriesExceeded: Exceeded maximum number of retries. Exhausted all hosts available for retrying build failures for instance df3d4146-147b-46b8-b72c-4aeb94335bca.
2026-07-10 22:40:00.330 10 WARNING neutronclient.v2_0.client [None req-d5c2bf78-12a0-4abd-bfb7-eafe58340c7e b21322c9090b4a56b64d600b58254bc7 059452afd9ac4571baaa3cfa9e55351c - - 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 df3d4146-147b-46b8-b72c-4aeb94335bca.
2026-07-10 22:40:00.570 10 WARNING neutronclient.v2_0.client [None req-d5c2bf78-12a0-4abd-bfb7-eafe58340c7e b21322c9090b4a56b64d600b58254bc7 059452afd9ac4571baaa3cfa9e55351c - - 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 df3d4146-147b-46b8-b72c-4aeb94335bca.
2026-07-10 22:40:02.331 12 ERROR nova.scheduler.utils [None req-70e955ad-b1fe-4a00-9820-18cb5e351291 11f9296c1e8f4240beda49a7b0cf2625 244466664beb4b2ca3c806cc020e26b4 - - default default] [instance: f86385b0-599d-4601-932e-c98b7a60ceb5] 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 f86385b0-599d-4601-932e-c98b7a60ceb5 was re-scheduled: Failure running os_vif plugin plug method: No VIF plugin was found with the name ovs\n']
2026-07-10 22:40:02.332 12 WARNING nova.scheduler.utils [None req-70e955ad-b1fe-4a00-9820-18cb5e351291 11f9296c1e8f4240beda49a7b0cf2625 244466664beb4b2ca3c806cc020e26b4 - - default default] Failed to compute_task_build_instances: Exceeded maximum number of retries. Exhausted all hosts available for retrying build failures for instance f86385b0-599d-4601-932e-c98b7a60ceb5.: nova.exception.MaxRetriesExceeded: Exceeded maximum number of retries. Exhausted all hosts available for retrying build failures for instance f86385b0-599d-4601-932e-c98b7a60ceb5.
2026-07-10 22:40:02.333 12 WARNING nova.scheduler.utils [None req-70e955ad-b1fe-4a00-9820-18cb5e351291 11f9296c1e8f4240beda49a7b0cf2625 244466664beb4b2ca3c806cc020e26b4 - - default default] [instance: f86385b0-599d-4601-932e-c98b7a60ceb5] Setting instance to ERROR state.: nova.exception.MaxRetriesExceeded: Exceeded maximum number of retries. Exhausted all hosts available for retrying build failures for instance f86385b0-599d-4601-932e-c98b7a60ceb5.
2026-07-10 22:40:02.396 12 WARNING neutronclient.v2_0.client [None req-70e955ad-b1fe-4a00-9820-18cb5e351291 11f9296c1e8f4240beda49a7b0cf2625 244466664beb4b2ca3c806cc020e26b4 - - 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 f86385b0-599d-4601-932e-c98b7a60ceb5.
2026-07-10 22:40:02.436 12 WARNING neutronclient.v2_0.client [None req-70e955ad-b1fe-4a00-9820-18cb5e351291 11f9296c1e8f4240beda49a7b0cf2625 244466664beb4b2ca3c806cc020e26b4 - - 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 f86385b0-599d-4601-932e-c98b7a60ceb5.
2026-07-10 22:40:26.756 12 ERROR nova.scheduler.utils [None req-508e4e81-9452-41fe-b154-2f9c66fdb5fa 340346c1071d4fc895f543f924e9ceae cd46ca2b705e4166a8852cc204bfdb65 - - default default] [instance: e3e5c0c9-92c8-44d5-bcef-bfc30d176cf9] 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 e3e5c0c9-92c8-44d5-bcef-bfc30d176cf9 was re-scheduled: Failure running os_vif plugin plug method: No VIF plugin was found with the name ovs\n']
2026-07-10 22:40:26.758 12 WARNING nova.scheduler.utils [None req-508e4e81-9452-41fe-b154-2f9c66fdb5fa 340346c1071d4fc895f543f924e9ceae cd46ca2b705e4166a8852cc204bfdb65 - - default default] Failed to compute_task_build_instances: Exceeded maximum number of retries. Exhausted all hosts available for retrying build failures for instance e3e5c0c9-92c8-44d5-bcef-bfc30d176cf9.: nova.exception.MaxRetriesExceeded: Exceeded maximum number of retries. Exhausted all hosts available for retrying build failures for instance e3e5c0c9-92c8-44d5-bcef-bfc30d176cf9.
2026-07-10 22:40:26.758 12 WARNING nova.scheduler.utils [None req-508e4e81-9452-41fe-b154-2f9c66fdb5fa 340346c1071d4fc895f543f924e9ceae cd46ca2b705e4166a8852cc204bfdb65 - - default default] [instance: e3e5c0c9-92c8-44d5-bcef-bfc30d176cf9] Setting instance to ERROR state.: nova.exception.MaxRetriesExceeded: Exceeded maximum number of retries. Exhausted all hosts available for retrying build failures for instance e3e5c0c9-92c8-44d5-bcef-bfc30d176cf9.
2026-07-10 22:40:26.800 12 WARNING neutronclient.v2_0.client [None req-508e4e81-9452-41fe-b154-2f9c66fdb5fa 340346c1071d4fc895f543f924e9ceae cd46ca2b705e4166a8852cc204bfdb65 - - 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 e3e5c0c9-92c8-44d5-bcef-bfc30d176cf9.
2026-07-10 22:40:26.840 12 WARNING neutronclient.v2_0.client [None req-508e4e81-9452-41fe-b154-2f9c66fdb5fa 340346c1071d4fc895f543f924e9ceae cd46ca2b705e4166a8852cc204bfdb65 - - 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 e3e5c0c9-92c8-44d5-bcef-bfc30d176cf9.
2026-07-10 22:40:28.219 12 ERROR nova.scheduler.utils [None req-5de4881f-ee8e-4ec3-99fe-ad4b44dcd4ed f0b226673a6749cca2530233442dd27c 3dccaba8af86420383fff9350b062b39 - - default default] [instance: 2c9796bc-57ac-4caa-80bd-50f77fd7128a] 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 2c9796bc-57ac-4caa-80bd-50f77fd7128a was re-scheduled: Failure running os_vif plugin plug method: No VIF plugin was found with the name ovs\n']
2026-07-10 22:40:28.219 12 WARNING nova.scheduler.utils [None req-5de4881f-ee8e-4ec3-99fe-ad4b44dcd4ed f0b226673a6749cca2530233442dd27c 3dccaba8af86420383fff9350b062b39 - - default default] Failed to compute_task_build_instances: Exceeded maximum number of retries. Exhausted all hosts available for retrying build failures for instance 2c9796bc-57ac-4caa-80bd-50f77fd7128a.: nova.exception.MaxRetriesExceeded: Exceeded maximum number of retries. Exhausted all hosts available for retrying build failures for instance 2c9796bc-57ac-4caa-80bd-50f77fd7128a.
2026-07-10 22:40:28.219 12 WARNING nova.scheduler.utils [None req-5de4881f-ee8e-4ec3-99fe-ad4b44dcd4ed f0b226673a6749cca2530233442dd27c 3dccaba8af86420383fff9350b062b39 - - default default] [instance: 2c9796bc-57ac-4caa-80bd-50f77fd7128a] Setting instance to ERROR state.: nova.exception.MaxRetriesExceeded: Exceeded maximum number of retries. Exhausted all hosts available for retrying build failures for instance 2c9796bc-57ac-4caa-80bd-50f77fd7128a.
2026-07-10 22:40:28.271 12 WARNING neutronclient.v2_0.client [None req-5de4881f-ee8e-4ec3-99fe-ad4b44dcd4ed f0b226673a6749cca2530233442dd27c 3dccaba8af86420383fff9350b062b39 - - 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 2c9796bc-57ac-4caa-80bd-50f77fd7128a.
2026-07-10 22:40:28.302 12 WARNING neutronclient.v2_0.client [None req-5de4881f-ee8e-4ec3-99fe-ad4b44dcd4ed f0b226673a6749cca2530233442dd27c 3dccaba8af86420383fff9350b062b39 - - 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 2c9796bc-57ac-4caa-80bd-50f77fd7128a.
2026-07-10 22:41:38.295 10 ERROR nova.scheduler.utils [None req-d121f96b-c146-4efc-b88a-abbcc615919b 5a1e72c6d748408c9cedb749a525c62f c3df395a055b4ac788ea93dc82c49430 - - default default] [instance: b001e810-acbd-4fb5-b1ea-d686d64c8ee7] 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 b001e810-acbd-4fb5-b1ea-d686d64c8ee7 was re-scheduled: Failure running os_vif plugin plug method: No VIF plugin was found with the name ovs\n']
2026-07-10 22:41:38.296 10 WARNING nova.scheduler.utils [None req-d121f96b-c146-4efc-b88a-abbcc615919b 5a1e72c6d748408c9cedb749a525c62f c3df395a055b4ac788ea93dc82c49430 - - default default] Failed to compute_task_build_instances: Exceeded maximum number of retries. Exhausted all hosts available for retrying build failures for instance b001e810-acbd-4fb5-b1ea-d686d64c8ee7.: nova.exception.MaxRetriesExceeded: Exceeded maximum number of retries. Exhausted all hosts available for retrying build failures for instance b001e810-acbd-4fb5-b1ea-d686d64c8ee7.
2026-07-10 22:41:38.297 10 WARNING nova.scheduler.utils [None req-d121f96b-c146-4efc-b88a-abbcc615919b 5a1e72c6d748408c9cedb749a525c62f c3df395a055b4ac788ea93dc82c49430 - - default default] [instance: b001e810-acbd-4fb5-b1ea-d686d64c8ee7] Setting instance to ERROR state.: nova.exception.MaxRetriesExceeded: Exceeded maximum number of retries. Exhausted all hosts available for retrying build failures for instance b001e810-acbd-4fb5-b1ea-d686d64c8ee7.
2026-07-10 22:41:38.361 10 WARNING neutronclient.v2_0.client [None req-d121f96b-c146-4efc-b88a-abbcc615919b 5a1e72c6d748408c9cedb749a525c62f c3df395a055b4ac788ea93dc82c49430 - - 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 b001e810-acbd-4fb5-b1ea-d686d64c8ee7.
2026-07-10 22:41:38.386 10 WARNING neutronclient.v2_0.client [None req-d121f96b-c146-4efc-b88a-abbcc615919b 5a1e72c6d748408c9cedb749a525c62f c3df395a055b4ac788ea93dc82c49430 - - 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 b001e810-acbd-4fb5-b1ea-d686d64c8ee7.
2026-07-10 22:42:02.455 12 ERROR nova.scheduler.utils [None req-7e5935c1-9554-4043-9c33-0254a2fa091e a9cdf37e1eb64912b13df525055f464a 1fbbe5ceb21c4fbcbe391ad3afdf505f - - default default] [instance: ee39a209-135f-4f1a-8076-63438eb9b630] 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 ee39a209-135f-4f1a-8076-63438eb9b630 was re-scheduled: Failure running os_vif plugin plug method: No VIF plugin was found with the name ovs\n']
2026-07-10 22:42:02.457 12 WARNING nova.scheduler.utils [None req-7e5935c1-9554-4043-9c33-0254a2fa091e a9cdf37e1eb64912b13df525055f464a 1fbbe5ceb21c4fbcbe391ad3afdf505f - - default default] Failed to compute_task_build_instances: Exceeded maximum number of retries. Exhausted all hosts available for retrying build failures for instance ee39a209-135f-4f1a-8076-63438eb9b630.: nova.exception.MaxRetriesExceeded: Exceeded maximum number of retries. Exhausted all hosts available for retrying build failures for instance ee39a209-135f-4f1a-8076-63438eb9b630.
2026-07-10 22:42:02.458 12 WARNING nova.scheduler.utils [None req-7e5935c1-9554-4043-9c33-0254a2fa091e a9cdf37e1eb64912b13df525055f464a 1fbbe5ceb21c4fbcbe391ad3afdf505f - - default default] [instance: ee39a209-135f-4f1a-8076-63438eb9b630] Setting instance to ERROR state.: nova.exception.MaxRetriesExceeded: Exceeded maximum number of retries. Exhausted all hosts available for retrying build failures for instance ee39a209-135f-4f1a-8076-63438eb9b630.
2026-07-10 22:42:02.504 12 WARNING neutronclient.v2_0.client [None req-7e5935c1-9554-4043-9c33-0254a2fa091e a9cdf37e1eb64912b13df525055f464a 1fbbe5ceb21c4fbcbe391ad3afdf505f - - 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 ee39a209-135f-4f1a-8076-63438eb9b630.
2026-07-10 22:42:02.533 12 WARNING neutronclient.v2_0.client [None req-7e5935c1-9554-4043-9c33-0254a2fa091e a9cdf37e1eb64912b13df525055f464a 1fbbe5ceb21c4fbcbe391ad3afdf505f - - 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 ee39a209-135f-4f1a-8076-63438eb9b630.
2026-07-10 22:42:14.136 10 ERROR nova.scheduler.utils [None req-8f742208-9028-4b63-b245-b87b01a7bdd2 36fe30742c0348b3a64ef909d49a32cc 06276185d7e045ada140b32cee80e8ca - - default default] [instance: 003eb952-cc40-41ca-871d-6cefb2d73e33] 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 003eb952-cc40-41ca-871d-6cefb2d73e33 was re-scheduled: Failure running os_vif plugin plug method: No VIF plugin was found with the name ovs\n']
2026-07-10 22:42:14.137 10 WARNING nova.scheduler.utils [None req-8f742208-9028-4b63-b245-b87b01a7bdd2 36fe30742c0348b3a64ef909d49a32cc 06276185d7e045ada140b32cee80e8ca - - default default] Failed to compute_task_build_instances: Exceeded maximum number of retries. Exhausted all hosts available for retrying build failures for instance 003eb952-cc40-41ca-871d-6cefb2d73e33.: nova.exception.MaxRetriesExceeded: Exceeded maximum number of retries. Exhausted all hosts available for retrying build failures for instance 003eb952-cc40-41ca-871d-6cefb2d73e33.
2026-07-10 22:42:14.137 10 WARNING nova.scheduler.utils [None req-8f742208-9028-4b63-b245-b87b01a7bdd2 36fe30742c0348b3a64ef909d49a32cc 06276185d7e045ada140b32cee80e8ca - - default default] [instance: 003eb952-cc40-41ca-871d-6cefb2d73e33] Setting instance to ERROR state.: nova.exception.MaxRetriesExceeded: Exceeded maximum number of retries. Exhausted all hosts available for retrying build failures for instance 003eb952-cc40-41ca-871d-6cefb2d73e33.
2026-07-10 22:42:14.194 10 WARNING neutronclient.v2_0.client [None req-8f742208-9028-4b63-b245-b87b01a7bdd2 36fe30742c0348b3a64ef909d49a32cc 06276185d7e045ada140b32cee80e8ca - - 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 003eb952-cc40-41ca-871d-6cefb2d73e33.
2026-07-10 22:42:14.688 10 WARNING neutronclient.v2_0.client [None req-8f742208-9028-4b63-b245-b87b01a7bdd2 36fe30742c0348b3a64ef909d49a32cc 06276185d7e045ada140b32cee80e8ca - - 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 003eb952-cc40-41ca-871d-6cefb2d73e33.
2026-07-10 22:43:14.121 12 ERROR nova.scheduler.utils [None req-4937842d-aa73-4217-90ad-ee7834c22f97 64ca500b2f444bb696257c7e5c89728a 32d8758717cb48d3b78fdb8903450299 - - default default] [instance: df7e2a84-dd4d-48da-9600-f934a46aab58] 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 df7e2a84-dd4d-48da-9600-f934a46aab58 was re-scheduled: Failure running os_vif plugin plug method: No VIF plugin was found with the name ovs\n']
2026-07-10 22:43:14.122 12 WARNING nova.scheduler.utils [None req-4937842d-aa73-4217-90ad-ee7834c22f97 64ca500b2f444bb696257c7e5c89728a 32d8758717cb48d3b78fdb8903450299 - - default default] Failed to compute_task_build_instances: Exceeded maximum number of retries. Exhausted all hosts available for retrying build failures for instance df7e2a84-dd4d-48da-9600-f934a46aab58.: nova.exception.MaxRetriesExceeded: Exceeded maximum number of retries. Exhausted all hosts available for retrying build failures for instance df7e2a84-dd4d-48da-9600-f934a46aab58.
2026-07-10 22:43:14.122 12 WARNING nova.scheduler.utils [None req-4937842d-aa73-4217-90ad-ee7834c22f97 64ca500b2f444bb696257c7e5c89728a 32d8758717cb48d3b78fdb8903450299 - - default default] [instance: df7e2a84-dd4d-48da-9600-f934a46aab58] Setting instance to ERROR state.: nova.exception.MaxRetriesExceeded: Exceeded maximum number of retries. Exhausted all hosts available for retrying build failures for instance df7e2a84-dd4d-48da-9600-f934a46aab58.
2026-07-10 22:43:14.165 12 WARNING neutronclient.v2_0.client [None req-4937842d-aa73-4217-90ad-ee7834c22f97 64ca500b2f444bb696257c7e5c89728a 32d8758717cb48d3b78fdb8903450299 - - 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 df7e2a84-dd4d-48da-9600-f934a46aab58.
2026-07-10 22:43:14.206 12 WARNING neutronclient.v2_0.client [None req-4937842d-aa73-4217-90ad-ee7834c22f97 64ca500b2f444bb696257c7e5c89728a 32d8758717cb48d3b78fdb8903450299 - - 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 df7e2a84-dd4d-48da-9600-f934a46aab58.