+ exec nova-conductor --config-file /etc/nova/nova.conf
2026-07-16 16:27:01.611 1 INFO nova.utils [None req-c5a3d530-3142-4ca1-8872-aa94dc971281 - - - - - -] The cell worker thread pool MainProcess.cell_worker is initialized
2026-07-16 16:27:01.796 1 INFO nova.utils [None req-c5a3d530-3142-4ca1-8872-aa94dc971281 - - - - - -] The cell worker thread pool MainProcess.cell_worker is shutting down
2026-07-16 16:27:02.794 1 INFO nova.utils [None req-c5a3d530-3142-4ca1-8872-aa94dc971281 - - - - - -] The cell worker thread pool MainProcess.cell_worker is closed
2026-07-16 16:27:02.797 1 WARNING oslo_service.backend._threading.service [None req-c5a3d530-3142-4ca1-8872-aa94dc971281 - - - - - -] Service Service is not picklable with spawn; falling back to fork. Please make the service spawn-safe to avoid this fallback.
2026-07-16 16:27:02.810 1 WARNING oslo_config.cfg [None req-c5a3d530-3142-4ca1-8872-aa94dc971281 - - - - - -] 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.
2026-07-16 16:27:02.855 10 INFO nova.service [-] Starting conductor node (version 33.1.0)
2026-07-16 16:27:02.874 12 INFO nova.service [-] Starting conductor node (version 33.1.0)
2026-07-16 17:04:58.944 10 INFO nova.utils [None req-4e490979-3071-4660-bc95-c81fae9eda5e 16080e3506e14938b80e28f27c7f824e eda21852fb3549e8876d1a0d03dd414f - - default default] The cell worker thread pool ForkProcess-1.cell_worker is initialized
2026-07-16 17:04:59.168 10 INFO nova.compute.rpcapi [None req-d3304058-21b3-4e61-ac03-9191560c3a93 - - - - - -] Automatically selected compute RPC version 6.5 from minimum service version 72
2026-07-16 17:04:59.424 12 INFO nova.utils [None req-208d7baa-1f9a-4ac5-b023-7a0c06687c06 db46d7ca39384d559b03aee8efac23e9 adec7b454c6d4a12b6e09e4836b04372 - - default default] The cell worker thread pool ForkProcess-2.cell_worker is initialized
2026-07-16 17:04:59.662 12 INFO nova.compute.rpcapi [None req-e3bb9cf7-a352-45a7-8ce4-075b2f8d6a72 - - - - - -] Automatically selected compute RPC version 6.5 from minimum service version 72
2026-07-16 17:05:14.289 12 ERROR nova.scheduler.utils [None req-4e490979-3071-4660-bc95-c81fae9eda5e 16080e3506e14938b80e28f27c7f824e eda21852fb3549e8876d1a0d03dd414f - - default default] [instance: 4585d9b7-46a4-4d0b-a873-9064d0a4c9ee] Error from last host: instance (node instance): ['Traceback (most recent call last):\n', '  File "/var/lib/openstack/lib/python3.12/site-packages/os_vif/__init__.py", line 84, in plug\n    plugin = _EXT_MANAGER[plugin_name].obj\n             ~~~~~~~~~~~~^^^^^^^^^^^^^\n', '  File "/var/lib/openstack/lib/python3.12/site-packages/stevedore/extension.py", line 452, in __getitem__\n    return self._extensions_by_name[name]\n           ~~~~~~~~~~~~~~~~~~~~~~~~^^^^^^\n', "KeyError: 'ovs'\n", '\nDuring handling of the above exception, another exception occurred:\n\n', 'Traceback (most recent call last):\n', '  File "/var/lib/openstack/lib/python3.12/site-packages/nova/virt/libvirt/vif.py", line 755, in _plug_os_vif\n    os_vif.plug(vif, instance_info)\n', '  File "/var/lib/openstack/lib/python3.12/site-packages/os_vif/__init__.py", line 86, in plug\n    raise os_vif.exception.NoMatchingPlugin(plugin_name=plugin_name)\n', 'os_vif.exception.NoMatchingPlugin: No VIF plugin was found with the name ovs\n', '\nDuring handling of the above exception, another exception occurred:\n\n', 'Traceback (most recent call last):\n', '  File "/var/lib/openstack/lib/python3.12/site-packages/nova/compute/manager.py", line 2723, in _build_and_run_instance\n    self.driver.spawn(context, instance, image_meta,\n', '  File "/var/lib/openstack/lib/python3.12/site-packages/nova/virt/libvirt/driver.py", line 4984, in spawn\n    self._create_guest_with_network(\n', '  File "/var/lib/openstack/lib/python3.12/site-packages/nova/virt/libvirt/driver.py", line 8576, 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 8549, 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 1616, in plug_vifs\n    self.vif_driver.plug(instance, vif)\n', '  File "/var/lib/openstack/lib/python3.12/site-packages/nova/virt/libvirt/vif.py", line 779, in plug\n    self._plug_os_vif(instance, vif_obj)\n', '  File "/var/lib/openstack/lib/python3.12/site-packages/nova/virt/libvirt/vif.py", line 759, in _plug_os_vif\n    raise exception.InternalError(msg)\n', 'nova.exception.InternalError: Failure running os_vif plugin plug method: No VIF plugin was found with the name ovs\n', '\nDuring handling of the above exception, another exception occurred:\n\n', 'Traceback (most recent call last):\n', '  File "/var/lib/openstack/lib/python3.12/site-packages/nova/compute/manager.py", line 2538, in _do_build_and_run_instance\n    self._build_and_run_instance(context, instance, image,\n', '  File "/var/lib/openstack/lib/python3.12/site-packages/nova/compute/manager.py", line 2831, in _build_and_run_instance\n    raise exception.RescheduledException(\n', 'nova.exception.RescheduledException: Build of instance 4585d9b7-46a4-4d0b-a873-9064d0a4c9ee was re-scheduled: Failure running os_vif plugin plug method: No VIF plugin was found with the name ovs\n']
2026-07-16 17:05:14.290 12 WARNING nova.scheduler.utils [None req-4e490979-3071-4660-bc95-c81fae9eda5e 16080e3506e14938b80e28f27c7f824e eda21852fb3549e8876d1a0d03dd414f - - default default] Failed to compute_task_build_instances: Exceeded maximum number of retries. Exhausted all hosts available for retrying build failures for instance 4585d9b7-46a4-4d0b-a873-9064d0a4c9ee.: nova.exception.MaxRetriesExceeded: Exceeded maximum number of retries. Exhausted all hosts available for retrying build failures for instance 4585d9b7-46a4-4d0b-a873-9064d0a4c9ee.
2026-07-16 17:05:14.291 12 WARNING nova.scheduler.utils [None req-4e490979-3071-4660-bc95-c81fae9eda5e 16080e3506e14938b80e28f27c7f824e eda21852fb3549e8876d1a0d03dd414f - - default default] [instance: 4585d9b7-46a4-4d0b-a873-9064d0a4c9ee] Setting instance to ERROR state.: nova.exception.MaxRetriesExceeded: Exceeded maximum number of retries. Exhausted all hosts available for retrying build failures for instance 4585d9b7-46a4-4d0b-a873-9064d0a4c9ee.
2026-07-16 17:05:14.393 12 WARNING neutronclient.v2_0.client [None req-4e490979-3071-4660-bc95-c81fae9eda5e 16080e3506e14938b80e28f27c7f824e eda21852fb3549e8876d1a0d03dd414f - - 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 4585d9b7-46a4-4d0b-a873-9064d0a4c9ee.
2026-07-16 17:05:14.933 12 WARNING neutronclient.v2_0.client [None req-4e490979-3071-4660-bc95-c81fae9eda5e 16080e3506e14938b80e28f27c7f824e eda21852fb3549e8876d1a0d03dd414f - - 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 4585d9b7-46a4-4d0b-a873-9064d0a4c9ee.
2026-07-16 17:05:15.928 10 ERROR nova.scheduler.utils [None req-208d7baa-1f9a-4ac5-b023-7a0c06687c06 db46d7ca39384d559b03aee8efac23e9 adec7b454c6d4a12b6e09e4836b04372 - - default default] [instance: 4eb168d3-ebe7-4541-acda-9df30bbded75] Error from last host: instance (node instance): ['Traceback (most recent call last):\n', '  File "/var/lib/openstack/lib/python3.12/site-packages/os_vif/__init__.py", line 84, in plug\n    plugin = _EXT_MANAGER[plugin_name].obj\n             ~~~~~~~~~~~~^^^^^^^^^^^^^\n', '  File "/var/lib/openstack/lib/python3.12/site-packages/stevedore/extension.py", line 452, in __getitem__\n    return self._extensions_by_name[name]\n           ~~~~~~~~~~~~~~~~~~~~~~~~^^^^^^\n', "KeyError: 'ovs'\n", '\nDuring handling of the above exception, another exception occurred:\n\n', 'Traceback (most recent call last):\n', '  File "/var/lib/openstack/lib/python3.12/site-packages/nova/virt/libvirt/vif.py", line 755, in _plug_os_vif\n    os_vif.plug(vif, instance_info)\n', '  File "/var/lib/openstack/lib/python3.12/site-packages/os_vif/__init__.py", line 86, in plug\n    raise os_vif.exception.NoMatchingPlugin(plugin_name=plugin_name)\n', 'os_vif.exception.NoMatchingPlugin: No VIF plugin was found with the name ovs\n', '\nDuring handling of the above exception, another exception occurred:\n\n', 'Traceback (most recent call last):\n', '  File "/var/lib/openstack/lib/python3.12/site-packages/nova/compute/manager.py", line 2723, in _build_and_run_instance\n    self.driver.spawn(context, instance, image_meta,\n', '  File "/var/lib/openstack/lib/python3.12/site-packages/nova/virt/libvirt/driver.py", line 4984, in spawn\n    self._create_guest_with_network(\n', '  File "/var/lib/openstack/lib/python3.12/site-packages/nova/virt/libvirt/driver.py", line 8576, 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 8549, 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 1616, in plug_vifs\n    self.vif_driver.plug(instance, vif)\n', '  File "/var/lib/openstack/lib/python3.12/site-packages/nova/virt/libvirt/vif.py", line 779, in plug\n    self._plug_os_vif(instance, vif_obj)\n', '  File "/var/lib/openstack/lib/python3.12/site-packages/nova/virt/libvirt/vif.py", line 759, in _plug_os_vif\n    raise exception.InternalError(msg)\n', 'nova.exception.InternalError: Failure running os_vif plugin plug method: No VIF plugin was found with the name ovs\n', '\nDuring handling of the above exception, another exception occurred:\n\n', 'Traceback (most recent call last):\n', '  File "/var/lib/openstack/lib/python3.12/site-packages/nova/compute/manager.py", line 2538, in _do_build_and_run_instance\n    self._build_and_run_instance(context, instance, image,\n', '  File "/var/lib/openstack/lib/python3.12/site-packages/nova/compute/manager.py", line 2831, in _build_and_run_instance\n    raise exception.RescheduledException(\n', 'nova.exception.RescheduledException: Build of instance 4eb168d3-ebe7-4541-acda-9df30bbded75 was re-scheduled: Failure running os_vif plugin plug method: No VIF plugin was found with the name ovs\n']
2026-07-16 17:05:15.928 10 WARNING nova.scheduler.utils [None req-208d7baa-1f9a-4ac5-b023-7a0c06687c06 db46d7ca39384d559b03aee8efac23e9 adec7b454c6d4a12b6e09e4836b04372 - - default default] Failed to compute_task_build_instances: Exceeded maximum number of retries. Exhausted all hosts available for retrying build failures for instance 4eb168d3-ebe7-4541-acda-9df30bbded75.: nova.exception.MaxRetriesExceeded: Exceeded maximum number of retries. Exhausted all hosts available for retrying build failures for instance 4eb168d3-ebe7-4541-acda-9df30bbded75.
2026-07-16 17:05:15.929 10 WARNING nova.scheduler.utils [None req-208d7baa-1f9a-4ac5-b023-7a0c06687c06 db46d7ca39384d559b03aee8efac23e9 adec7b454c6d4a12b6e09e4836b04372 - - default default] [instance: 4eb168d3-ebe7-4541-acda-9df30bbded75] Setting instance to ERROR state.: nova.exception.MaxRetriesExceeded: Exceeded maximum number of retries. Exhausted all hosts available for retrying build failures for instance 4eb168d3-ebe7-4541-acda-9df30bbded75.
2026-07-16 17:05:16.030 10 WARNING neutronclient.v2_0.client [None req-208d7baa-1f9a-4ac5-b023-7a0c06687c06 db46d7ca39384d559b03aee8efac23e9 adec7b454c6d4a12b6e09e4836b04372 - - 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 4eb168d3-ebe7-4541-acda-9df30bbded75.
2026-07-16 17:05:16.627 10 WARNING neutronclient.v2_0.client [None req-208d7baa-1f9a-4ac5-b023-7a0c06687c06 db46d7ca39384d559b03aee8efac23e9 adec7b454c6d4a12b6e09e4836b04372 - - 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 4eb168d3-ebe7-4541-acda-9df30bbded75.
2026-07-16 17:05:33.506 12 ERROR nova.scheduler.utils [None req-33c33c28-eac1-49f3-be49-6181a97e2b06 478d452f244943a7a4cf7492ba9b98c5 8ee17e570eb543cd81a3c528ee3f3bb9 - - default default] [instance: c4b674a5-8c5f-4f26-8760-8ac55c36e057] Error from last host: instance (node instance): ['Traceback (most recent call last):\n', '  File "/var/lib/openstack/lib/python3.12/site-packages/os_vif/__init__.py", line 84, in plug\n    plugin = _EXT_MANAGER[plugin_name].obj\n             ~~~~~~~~~~~~^^^^^^^^^^^^^\n', '  File "/var/lib/openstack/lib/python3.12/site-packages/stevedore/extension.py", line 452, in __getitem__\n    return self._extensions_by_name[name]\n           ~~~~~~~~~~~~~~~~~~~~~~~~^^^^^^\n', "KeyError: 'ovs'\n", '\nDuring handling of the above exception, another exception occurred:\n\n', 'Traceback (most recent call last):\n', '  File "/var/lib/openstack/lib/python3.12/site-packages/nova/virt/libvirt/vif.py", line 755, in _plug_os_vif\n    os_vif.plug(vif, instance_info)\n', '  File "/var/lib/openstack/lib/python3.12/site-packages/os_vif/__init__.py", line 86, in plug\n    raise os_vif.exception.NoMatchingPlugin(plugin_name=plugin_name)\n', 'os_vif.exception.NoMatchingPlugin: No VIF plugin was found with the name ovs\n', '\nDuring handling of the above exception, another exception occurred:\n\n', 'Traceback (most recent call last):\n', '  File "/var/lib/openstack/lib/python3.12/site-packages/nova/compute/manager.py", line 2723, in _build_and_run_instance\n    self.driver.spawn(context, instance, image_meta,\n', '  File "/var/lib/openstack/lib/python3.12/site-packages/nova/virt/libvirt/driver.py", line 4984, in spawn\n    self._create_guest_with_network(\n', '  File "/var/lib/openstack/lib/python3.12/site-packages/nova/virt/libvirt/driver.py", line 8576, 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 8549, 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 1616, in plug_vifs\n    self.vif_driver.plug(instance, vif)\n', '  File "/var/lib/openstack/lib/python3.12/site-packages/nova/virt/libvirt/vif.py", line 779, in plug\n    self._plug_os_vif(instance, vif_obj)\n', '  File "/var/lib/openstack/lib/python3.12/site-packages/nova/virt/libvirt/vif.py", line 759, in _plug_os_vif\n    raise exception.InternalError(msg)\n', 'nova.exception.InternalError: Failure running os_vif plugin plug method: No VIF plugin was found with the name ovs\n', '\nDuring handling of the above exception, another exception occurred:\n\n', 'Traceback (most recent call last):\n', '  File "/var/lib/openstack/lib/python3.12/site-packages/nova/compute/manager.py", line 2538, in _do_build_and_run_instance\n    self._build_and_run_instance(context, instance, image,\n', '  File "/var/lib/openstack/lib/python3.12/site-packages/nova/compute/manager.py", line 2831, in _build_and_run_instance\n    raise exception.RescheduledException(\n', 'nova.exception.RescheduledException: Build of instance c4b674a5-8c5f-4f26-8760-8ac55c36e057 was re-scheduled: Failure running os_vif plugin plug method: No VIF plugin was found with the name ovs\n']
2026-07-16 17:05:33.506 12 WARNING nova.scheduler.utils [None req-33c33c28-eac1-49f3-be49-6181a97e2b06 478d452f244943a7a4cf7492ba9b98c5 8ee17e570eb543cd81a3c528ee3f3bb9 - - default default] Failed to compute_task_build_instances: Exceeded maximum number of retries. Exhausted all hosts available for retrying build failures for instance c4b674a5-8c5f-4f26-8760-8ac55c36e057.: nova.exception.MaxRetriesExceeded: Exceeded maximum number of retries. Exhausted all hosts available for retrying build failures for instance c4b674a5-8c5f-4f26-8760-8ac55c36e057.
2026-07-16 17:05:33.506 12 WARNING nova.scheduler.utils [None req-33c33c28-eac1-49f3-be49-6181a97e2b06 478d452f244943a7a4cf7492ba9b98c5 8ee17e570eb543cd81a3c528ee3f3bb9 - - default default] [instance: c4b674a5-8c5f-4f26-8760-8ac55c36e057] Setting instance to ERROR state.: nova.exception.MaxRetriesExceeded: Exceeded maximum number of retries. Exhausted all hosts available for retrying build failures for instance c4b674a5-8c5f-4f26-8760-8ac55c36e057.
2026-07-16 17:05:33.556 12 WARNING neutronclient.v2_0.client [None req-33c33c28-eac1-49f3-be49-6181a97e2b06 478d452f244943a7a4cf7492ba9b98c5 8ee17e570eb543cd81a3c528ee3f3bb9 - - 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 c4b674a5-8c5f-4f26-8760-8ac55c36e057.
2026-07-16 17:05:33.583 12 WARNING neutronclient.v2_0.client [None req-33c33c28-eac1-49f3-be49-6181a97e2b06 478d452f244943a7a4cf7492ba9b98c5 8ee17e570eb543cd81a3c528ee3f3bb9 - - 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 c4b674a5-8c5f-4f26-8760-8ac55c36e057.
2026-07-16 17:05:45.311 10 ERROR nova.scheduler.utils [None req-b14815c3-1ef3-49d4-8651-3f7040dd9199 aee2dbb835484baea99c07f29bd46f05 0a96a7b3455d4fe89b4b2fa1c2dfbc86 - - default default] [instance: ed16b5da-a594-4b08-9ed3-ab13f0bd6339] Error from last host: instance (node instance): ['Traceback (most recent call last):\n', '  File "/var/lib/openstack/lib/python3.12/site-packages/os_vif/__init__.py", line 84, in plug\n    plugin = _EXT_MANAGER[plugin_name].obj\n             ~~~~~~~~~~~~^^^^^^^^^^^^^\n', '  File "/var/lib/openstack/lib/python3.12/site-packages/stevedore/extension.py", line 452, in __getitem__\n    return self._extensions_by_name[name]\n           ~~~~~~~~~~~~~~~~~~~~~~~~^^^^^^\n', "KeyError: 'ovs'\n", '\nDuring handling of the above exception, another exception occurred:\n\n', 'Traceback (most recent call last):\n', '  File "/var/lib/openstack/lib/python3.12/site-packages/nova/virt/libvirt/vif.py", line 755, in _plug_os_vif\n    os_vif.plug(vif, instance_info)\n', '  File "/var/lib/openstack/lib/python3.12/site-packages/os_vif/__init__.py", line 86, in plug\n    raise os_vif.exception.NoMatchingPlugin(plugin_name=plugin_name)\n', 'os_vif.exception.NoMatchingPlugin: No VIF plugin was found with the name ovs\n', '\nDuring handling of the above exception, another exception occurred:\n\n', 'Traceback (most recent call last):\n', '  File "/var/lib/openstack/lib/python3.12/site-packages/nova/compute/manager.py", line 2723, in _build_and_run_instance\n    self.driver.spawn(context, instance, image_meta,\n', '  File "/var/lib/openstack/lib/python3.12/site-packages/nova/virt/libvirt/driver.py", line 4984, in spawn\n    self._create_guest_with_network(\n', '  File "/var/lib/openstack/lib/python3.12/site-packages/nova/virt/libvirt/driver.py", line 8576, 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 8549, 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 1616, in plug_vifs\n    self.vif_driver.plug(instance, vif)\n', '  File "/var/lib/openstack/lib/python3.12/site-packages/nova/virt/libvirt/vif.py", line 779, in plug\n    self._plug_os_vif(instance, vif_obj)\n', '  File "/var/lib/openstack/lib/python3.12/site-packages/nova/virt/libvirt/vif.py", line 759, in _plug_os_vif\n    raise exception.InternalError(msg)\n', 'nova.exception.InternalError: Failure running os_vif plugin plug method: No VIF plugin was found with the name ovs\n', '\nDuring handling of the above exception, another exception occurred:\n\n', 'Traceback (most recent call last):\n', '  File "/var/lib/openstack/lib/python3.12/site-packages/nova/compute/manager.py", line 2538, in _do_build_and_run_instance\n    self._build_and_run_instance(context, instance, image,\n', '  File "/var/lib/openstack/lib/python3.12/site-packages/nova/compute/manager.py", line 2831, in _build_and_run_instance\n    raise exception.RescheduledException(\n', 'nova.exception.RescheduledException: Build of instance ed16b5da-a594-4b08-9ed3-ab13f0bd6339 was re-scheduled: Failure running os_vif plugin plug method: No VIF plugin was found with the name ovs\n']
2026-07-16 17:05:45.312 10 WARNING nova.scheduler.utils [None req-b14815c3-1ef3-49d4-8651-3f7040dd9199 aee2dbb835484baea99c07f29bd46f05 0a96a7b3455d4fe89b4b2fa1c2dfbc86 - - default default] Failed to compute_task_build_instances: Exceeded maximum number of retries. Exhausted all hosts available for retrying build failures for instance ed16b5da-a594-4b08-9ed3-ab13f0bd6339.: nova.exception.MaxRetriesExceeded: Exceeded maximum number of retries. Exhausted all hosts available for retrying build failures for instance ed16b5da-a594-4b08-9ed3-ab13f0bd6339.
2026-07-16 17:05:45.313 10 WARNING nova.scheduler.utils [None req-b14815c3-1ef3-49d4-8651-3f7040dd9199 aee2dbb835484baea99c07f29bd46f05 0a96a7b3455d4fe89b4b2fa1c2dfbc86 - - default default] [instance: ed16b5da-a594-4b08-9ed3-ab13f0bd6339] Setting instance to ERROR state.: nova.exception.MaxRetriesExceeded: Exceeded maximum number of retries. Exhausted all hosts available for retrying build failures for instance ed16b5da-a594-4b08-9ed3-ab13f0bd6339.
2026-07-16 17:05:45.346 10 WARNING neutronclient.v2_0.client [None req-b14815c3-1ef3-49d4-8651-3f7040dd9199 aee2dbb835484baea99c07f29bd46f05 0a96a7b3455d4fe89b4b2fa1c2dfbc86 - - 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 ed16b5da-a594-4b08-9ed3-ab13f0bd6339.
2026-07-16 17:05:45.378 10 WARNING neutronclient.v2_0.client [None req-b14815c3-1ef3-49d4-8651-3f7040dd9199 aee2dbb835484baea99c07f29bd46f05 0a96a7b3455d4fe89b4b2fa1c2dfbc86 - - 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 ed16b5da-a594-4b08-9ed3-ab13f0bd6339.
2026-07-16 17:06:02.533 12 ERROR nova.scheduler.utils [None req-7a8d28f8-2a18-4840-979d-c0169e417c34 99d93999ee054787879c4f0d9f60951e 9a151910438f45c299b9827fb95ad6b4 - - default default] [instance: a29e4faa-0fbf-4be0-a8e6-35e8bf88ea29] Error from last host: instance (node instance): ['Traceback (most recent call last):\n', '  File "/var/lib/openstack/lib/python3.12/site-packages/os_vif/__init__.py", line 84, in plug\n    plugin = _EXT_MANAGER[plugin_name].obj\n             ~~~~~~~~~~~~^^^^^^^^^^^^^\n', '  File "/var/lib/openstack/lib/python3.12/site-packages/stevedore/extension.py", line 452, in __getitem__\n    return self._extensions_by_name[name]\n           ~~~~~~~~~~~~~~~~~~~~~~~~^^^^^^\n', "KeyError: 'ovs'\n", '\nDuring handling of the above exception, another exception occurred:\n\n', 'Traceback (most recent call last):\n', '  File "/var/lib/openstack/lib/python3.12/site-packages/nova/virt/libvirt/vif.py", line 755, in _plug_os_vif\n    os_vif.plug(vif, instance_info)\n', '  File "/var/lib/openstack/lib/python3.12/site-packages/os_vif/__init__.py", line 86, in plug\n    raise os_vif.exception.NoMatchingPlugin(plugin_name=plugin_name)\n', 'os_vif.exception.NoMatchingPlugin: No VIF plugin was found with the name ovs\n', '\nDuring handling of the above exception, another exception occurred:\n\n', 'Traceback (most recent call last):\n', '  File "/var/lib/openstack/lib/python3.12/site-packages/nova/compute/manager.py", line 2723, in _build_and_run_instance\n    self.driver.spawn(context, instance, image_meta,\n', '  File "/var/lib/openstack/lib/python3.12/site-packages/nova/virt/libvirt/driver.py", line 4984, in spawn\n    self._create_guest_with_network(\n', '  File "/var/lib/openstack/lib/python3.12/site-packages/nova/virt/libvirt/driver.py", line 8576, 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 8549, 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 1616, in plug_vifs\n    self.vif_driver.plug(instance, vif)\n', '  File "/var/lib/openstack/lib/python3.12/site-packages/nova/virt/libvirt/vif.py", line 779, in plug\n    self._plug_os_vif(instance, vif_obj)\n', '  File "/var/lib/openstack/lib/python3.12/site-packages/nova/virt/libvirt/vif.py", line 759, in _plug_os_vif\n    raise exception.InternalError(msg)\n', 'nova.exception.InternalError: Failure running os_vif plugin plug method: No VIF plugin was found with the name ovs\n', '\nDuring handling of the above exception, another exception occurred:\n\n', 'Traceback (most recent call last):\n', '  File "/var/lib/openstack/lib/python3.12/site-packages/nova/compute/manager.py", line 2538, in _do_build_and_run_instance\n    self._build_and_run_instance(context, instance, image,\n', '  File "/var/lib/openstack/lib/python3.12/site-packages/nova/compute/manager.py", line 2831, in _build_and_run_instance\n    raise exception.RescheduledException(\n', 'nova.exception.RescheduledException: Build of instance a29e4faa-0fbf-4be0-a8e6-35e8bf88ea29 was re-scheduled: Failure running os_vif plugin plug method: No VIF plugin was found with the name ovs\n']
2026-07-16 17:06:02.534 12 WARNING nova.scheduler.utils [None req-7a8d28f8-2a18-4840-979d-c0169e417c34 99d93999ee054787879c4f0d9f60951e 9a151910438f45c299b9827fb95ad6b4 - - default default] Failed to compute_task_build_instances: Exceeded maximum number of retries. Exhausted all hosts available for retrying build failures for instance a29e4faa-0fbf-4be0-a8e6-35e8bf88ea29.: nova.exception.MaxRetriesExceeded: Exceeded maximum number of retries. Exhausted all hosts available for retrying build failures for instance a29e4faa-0fbf-4be0-a8e6-35e8bf88ea29.
2026-07-16 17:06:02.535 12 WARNING nova.scheduler.utils [None req-7a8d28f8-2a18-4840-979d-c0169e417c34 99d93999ee054787879c4f0d9f60951e 9a151910438f45c299b9827fb95ad6b4 - - default default] [instance: a29e4faa-0fbf-4be0-a8e6-35e8bf88ea29] Setting instance to ERROR state.: nova.exception.MaxRetriesExceeded: Exceeded maximum number of retries. Exhausted all hosts available for retrying build failures for instance a29e4faa-0fbf-4be0-a8e6-35e8bf88ea29.
2026-07-16 17:06:02.579 12 WARNING neutronclient.v2_0.client [None req-7a8d28f8-2a18-4840-979d-c0169e417c34 99d93999ee054787879c4f0d9f60951e 9a151910438f45c299b9827fb95ad6b4 - - 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 a29e4faa-0fbf-4be0-a8e6-35e8bf88ea29.
2026-07-16 17:06:02.605 12 WARNING neutronclient.v2_0.client [None req-7a8d28f8-2a18-4840-979d-c0169e417c34 99d93999ee054787879c4f0d9f60951e 9a151910438f45c299b9827fb95ad6b4 - - 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 a29e4faa-0fbf-4be0-a8e6-35e8bf88ea29.
2026-07-16 17:06:13.608 12 ERROR nova.scheduler.utils [None req-849be2e7-4d0a-4d5e-9ba7-4de9149fd30f 6e9b82b7272941d491f244b41e9e611c a75fe5d41ebd48dd811c54fb1629cb00 - - default default] [instance: b33730ca-1ed1-42fe-bfee-6c6b69362517] Error from last host: instance (node instance): ['Traceback (most recent call last):\n', '  File "/var/lib/openstack/lib/python3.12/site-packages/os_vif/__init__.py", line 84, in plug\n    plugin = _EXT_MANAGER[plugin_name].obj\n             ~~~~~~~~~~~~^^^^^^^^^^^^^\n', '  File "/var/lib/openstack/lib/python3.12/site-packages/stevedore/extension.py", line 452, in __getitem__\n    return self._extensions_by_name[name]\n           ~~~~~~~~~~~~~~~~~~~~~~~~^^^^^^\n', "KeyError: 'ovs'\n", '\nDuring handling of the above exception, another exception occurred:\n\n', 'Traceback (most recent call last):\n', '  File "/var/lib/openstack/lib/python3.12/site-packages/nova/virt/libvirt/vif.py", line 755, in _plug_os_vif\n    os_vif.plug(vif, instance_info)\n', '  File "/var/lib/openstack/lib/python3.12/site-packages/os_vif/__init__.py", line 86, in plug\n    raise os_vif.exception.NoMatchingPlugin(plugin_name=plugin_name)\n', 'os_vif.exception.NoMatchingPlugin: No VIF plugin was found with the name ovs\n', '\nDuring handling of the above exception, another exception occurred:\n\n', 'Traceback (most recent call last):\n', '  File "/var/lib/openstack/lib/python3.12/site-packages/nova/compute/manager.py", line 2723, in _build_and_run_instance\n    self.driver.spawn(context, instance, image_meta,\n', '  File "/var/lib/openstack/lib/python3.12/site-packages/nova/virt/libvirt/driver.py", line 4984, in spawn\n    self._create_guest_with_network(\n', '  File "/var/lib/openstack/lib/python3.12/site-packages/nova/virt/libvirt/driver.py", line 8576, 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 8549, 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 1616, in plug_vifs\n    self.vif_driver.plug(instance, vif)\n', '  File "/var/lib/openstack/lib/python3.12/site-packages/nova/virt/libvirt/vif.py", line 779, in plug\n    self._plug_os_vif(instance, vif_obj)\n', '  File "/var/lib/openstack/lib/python3.12/site-packages/nova/virt/libvirt/vif.py", line 759, in _plug_os_vif\n    raise exception.InternalError(msg)\n', 'nova.exception.InternalError: Failure running os_vif plugin plug method: No VIF plugin was found with the name ovs\n', '\nDuring handling of the above exception, another exception occurred:\n\n', 'Traceback (most recent call last):\n', '  File "/var/lib/openstack/lib/python3.12/site-packages/nova/compute/manager.py", line 2538, in _do_build_and_run_instance\n    self._build_and_run_instance(context, instance, image,\n', '  File "/var/lib/openstack/lib/python3.12/site-packages/nova/compute/manager.py", line 2831, in _build_and_run_instance\n    raise exception.RescheduledException(\n', 'nova.exception.RescheduledException: Build of instance b33730ca-1ed1-42fe-bfee-6c6b69362517 was re-scheduled: Failure running os_vif plugin plug method: No VIF plugin was found with the name ovs\n']
2026-07-16 17:06:13.608 12 WARNING nova.scheduler.utils [None req-849be2e7-4d0a-4d5e-9ba7-4de9149fd30f 6e9b82b7272941d491f244b41e9e611c a75fe5d41ebd48dd811c54fb1629cb00 - - default default] Failed to compute_task_build_instances: Exceeded maximum number of retries. Exhausted all hosts available for retrying build failures for instance b33730ca-1ed1-42fe-bfee-6c6b69362517.: nova.exception.MaxRetriesExceeded: Exceeded maximum number of retries. Exhausted all hosts available for retrying build failures for instance b33730ca-1ed1-42fe-bfee-6c6b69362517.
2026-07-16 17:06:13.609 12 WARNING nova.scheduler.utils [None req-849be2e7-4d0a-4d5e-9ba7-4de9149fd30f 6e9b82b7272941d491f244b41e9e611c a75fe5d41ebd48dd811c54fb1629cb00 - - default default] [instance: b33730ca-1ed1-42fe-bfee-6c6b69362517] Setting instance to ERROR state.: nova.exception.MaxRetriesExceeded: Exceeded maximum number of retries. Exhausted all hosts available for retrying build failures for instance b33730ca-1ed1-42fe-bfee-6c6b69362517.
2026-07-16 17:06:13.650 12 WARNING neutronclient.v2_0.client [None req-849be2e7-4d0a-4d5e-9ba7-4de9149fd30f 6e9b82b7272941d491f244b41e9e611c a75fe5d41ebd48dd811c54fb1629cb00 - - 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 b33730ca-1ed1-42fe-bfee-6c6b69362517.
2026-07-16 17:06:13.670 12 WARNING neutronclient.v2_0.client [None req-849be2e7-4d0a-4d5e-9ba7-4de9149fd30f 6e9b82b7272941d491f244b41e9e611c a75fe5d41ebd48dd811c54fb1629cb00 - - 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 b33730ca-1ed1-42fe-bfee-6c6b69362517.
2026-07-16 17:07:12.015 10 ERROR nova.scheduler.utils [None req-3e961d75-3089-4d30-a901-ad7ce14369df 79ab80c8963d43fdae49282714cea4cd 1ba732be19ae47c0b02abf563308f59e - - default default] [instance: 1422a6e3-13d9-49b6-a462-efa99079ffde] Error from last host: instance (node instance): ['Traceback (most recent call last):\n', '  File "/var/lib/openstack/lib/python3.12/site-packages/os_vif/__init__.py", line 84, in plug\n    plugin = _EXT_MANAGER[plugin_name].obj\n             ~~~~~~~~~~~~^^^^^^^^^^^^^\n', '  File "/var/lib/openstack/lib/python3.12/site-packages/stevedore/extension.py", line 452, in __getitem__\n    return self._extensions_by_name[name]\n           ~~~~~~~~~~~~~~~~~~~~~~~~^^^^^^\n', "KeyError: 'ovs'\n", '\nDuring handling of the above exception, another exception occurred:\n\n', 'Traceback (most recent call last):\n', '  File "/var/lib/openstack/lib/python3.12/site-packages/nova/virt/libvirt/vif.py", line 755, in _plug_os_vif\n    os_vif.plug(vif, instance_info)\n', '  File "/var/lib/openstack/lib/python3.12/site-packages/os_vif/__init__.py", line 86, in plug\n    raise os_vif.exception.NoMatchingPlugin(plugin_name=plugin_name)\n', 'os_vif.exception.NoMatchingPlugin: No VIF plugin was found with the name ovs\n', '\nDuring handling of the above exception, another exception occurred:\n\n', 'Traceback (most recent call last):\n', '  File "/var/lib/openstack/lib/python3.12/site-packages/nova/compute/manager.py", line 2723, in _build_and_run_instance\n    self.driver.spawn(context, instance, image_meta,\n', '  File "/var/lib/openstack/lib/python3.12/site-packages/nova/virt/libvirt/driver.py", line 4984, in spawn\n    self._create_guest_with_network(\n', '  File "/var/lib/openstack/lib/python3.12/site-packages/nova/virt/libvirt/driver.py", line 8576, 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 8549, 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 1616, in plug_vifs\n    self.vif_driver.plug(instance, vif)\n', '  File "/var/lib/openstack/lib/python3.12/site-packages/nova/virt/libvirt/vif.py", line 779, in plug\n    self._plug_os_vif(instance, vif_obj)\n', '  File "/var/lib/openstack/lib/python3.12/site-packages/nova/virt/libvirt/vif.py", line 759, in _plug_os_vif\n    raise exception.InternalError(msg)\n', 'nova.exception.InternalError: Failure running os_vif plugin plug method: No VIF plugin was found with the name ovs\n', '\nDuring handling of the above exception, another exception occurred:\n\n', 'Traceback (most recent call last):\n', '  File "/var/lib/openstack/lib/python3.12/site-packages/nova/compute/manager.py", line 2538, in _do_build_and_run_instance\n    self._build_and_run_instance(context, instance, image,\n', '  File "/var/lib/openstack/lib/python3.12/site-packages/nova/compute/manager.py", line 2831, in _build_and_run_instance\n    raise exception.RescheduledException(\n', 'nova.exception.RescheduledException: Build of instance 1422a6e3-13d9-49b6-a462-efa99079ffde was re-scheduled: Failure running os_vif plugin plug method: No VIF plugin was found with the name ovs\n']
2026-07-16 17:07:12.016 10 WARNING nova.scheduler.utils [None req-3e961d75-3089-4d30-a901-ad7ce14369df 79ab80c8963d43fdae49282714cea4cd 1ba732be19ae47c0b02abf563308f59e - - default default] Failed to compute_task_build_instances: Exceeded maximum number of retries. Exhausted all hosts available for retrying build failures for instance 1422a6e3-13d9-49b6-a462-efa99079ffde.: nova.exception.MaxRetriesExceeded: Exceeded maximum number of retries. Exhausted all hosts available for retrying build failures for instance 1422a6e3-13d9-49b6-a462-efa99079ffde.
2026-07-16 17:07:12.016 10 WARNING nova.scheduler.utils [None req-3e961d75-3089-4d30-a901-ad7ce14369df 79ab80c8963d43fdae49282714cea4cd 1ba732be19ae47c0b02abf563308f59e - - default default] [instance: 1422a6e3-13d9-49b6-a462-efa99079ffde] Setting instance to ERROR state.: nova.exception.MaxRetriesExceeded: Exceeded maximum number of retries. Exhausted all hosts available for retrying build failures for instance 1422a6e3-13d9-49b6-a462-efa99079ffde.
2026-07-16 17:07:12.055 10 WARNING neutronclient.v2_0.client [None req-3e961d75-3089-4d30-a901-ad7ce14369df 79ab80c8963d43fdae49282714cea4cd 1ba732be19ae47c0b02abf563308f59e - - 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 1422a6e3-13d9-49b6-a462-efa99079ffde.
2026-07-16 17:07:12.085 10 WARNING neutronclient.v2_0.client [None req-3e961d75-3089-4d30-a901-ad7ce14369df 79ab80c8963d43fdae49282714cea4cd 1ba732be19ae47c0b02abf563308f59e - - 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 1422a6e3-13d9-49b6-a462-efa99079ffde.
2026-07-16 17:07:16.949 10 ERROR nova.scheduler.utils [None req-1e0d2f1f-dc2c-46f5-ad98-a7328ce73625 13300c14ee2849d2b55a9ebe589f4f99 3db1294292a7408ba0e7f582ae492698 - - default default] [instance: 066af199-d3f0-4798-ab81-f42fd18d7717] Error from last host: instance (node instance): ['Traceback (most recent call last):\n', '  File "/var/lib/openstack/lib/python3.12/site-packages/os_vif/__init__.py", line 84, in plug\n    plugin = _EXT_MANAGER[plugin_name].obj\n             ~~~~~~~~~~~~^^^^^^^^^^^^^\n', '  File "/var/lib/openstack/lib/python3.12/site-packages/stevedore/extension.py", line 452, in __getitem__\n    return self._extensions_by_name[name]\n           ~~~~~~~~~~~~~~~~~~~~~~~~^^^^^^\n', "KeyError: 'ovs'\n", '\nDuring handling of the above exception, another exception occurred:\n\n', 'Traceback (most recent call last):\n', '  File "/var/lib/openstack/lib/python3.12/site-packages/nova/virt/libvirt/vif.py", line 755, in _plug_os_vif\n    os_vif.plug(vif, instance_info)\n', '  File "/var/lib/openstack/lib/python3.12/site-packages/os_vif/__init__.py", line 86, in plug\n    raise os_vif.exception.NoMatchingPlugin(plugin_name=plugin_name)\n', 'os_vif.exception.NoMatchingPlugin: No VIF plugin was found with the name ovs\n', '\nDuring handling of the above exception, another exception occurred:\n\n', 'Traceback (most recent call last):\n', '  File "/var/lib/openstack/lib/python3.12/site-packages/nova/compute/manager.py", line 2723, in _build_and_run_instance\n    self.driver.spawn(context, instance, image_meta,\n', '  File "/var/lib/openstack/lib/python3.12/site-packages/nova/virt/libvirt/driver.py", line 4984, in spawn\n    self._create_guest_with_network(\n', '  File "/var/lib/openstack/lib/python3.12/site-packages/nova/virt/libvirt/driver.py", line 8576, 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 8549, 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 1616, in plug_vifs\n    self.vif_driver.plug(instance, vif)\n', '  File "/var/lib/openstack/lib/python3.12/site-packages/nova/virt/libvirt/vif.py", line 779, in plug\n    self._plug_os_vif(instance, vif_obj)\n', '  File "/var/lib/openstack/lib/python3.12/site-packages/nova/virt/libvirt/vif.py", line 759, in _plug_os_vif\n    raise exception.InternalError(msg)\n', 'nova.exception.InternalError: Failure running os_vif plugin plug method: No VIF plugin was found with the name ovs\n', '\nDuring handling of the above exception, another exception occurred:\n\n', 'Traceback (most recent call last):\n', '  File "/var/lib/openstack/lib/python3.12/site-packages/nova/compute/manager.py", line 2538, in _do_build_and_run_instance\n    self._build_and_run_instance(context, instance, image,\n', '  File "/var/lib/openstack/lib/python3.12/site-packages/nova/compute/manager.py", line 2831, in _build_and_run_instance\n    raise exception.RescheduledException(\n', 'nova.exception.RescheduledException: Build of instance 066af199-d3f0-4798-ab81-f42fd18d7717 was re-scheduled: Failure running os_vif plugin plug method: No VIF plugin was found with the name ovs\n']
2026-07-16 17:07:16.950 10 WARNING nova.scheduler.utils [None req-1e0d2f1f-dc2c-46f5-ad98-a7328ce73625 13300c14ee2849d2b55a9ebe589f4f99 3db1294292a7408ba0e7f582ae492698 - - default default] Failed to compute_task_build_instances: Exceeded maximum number of retries. Exhausted all hosts available for retrying build failures for instance 066af199-d3f0-4798-ab81-f42fd18d7717.: nova.exception.MaxRetriesExceeded: Exceeded maximum number of retries. Exhausted all hosts available for retrying build failures for instance 066af199-d3f0-4798-ab81-f42fd18d7717.
2026-07-16 17:07:16.950 10 WARNING nova.scheduler.utils [None req-1e0d2f1f-dc2c-46f5-ad98-a7328ce73625 13300c14ee2849d2b55a9ebe589f4f99 3db1294292a7408ba0e7f582ae492698 - - default default] [instance: 066af199-d3f0-4798-ab81-f42fd18d7717] Setting instance to ERROR state.: nova.exception.MaxRetriesExceeded: Exceeded maximum number of retries. Exhausted all hosts available for retrying build failures for instance 066af199-d3f0-4798-ab81-f42fd18d7717.
2026-07-16 17:07:16.990 10 WARNING neutronclient.v2_0.client [None req-1e0d2f1f-dc2c-46f5-ad98-a7328ce73625 13300c14ee2849d2b55a9ebe589f4f99 3db1294292a7408ba0e7f582ae492698 - - 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 066af199-d3f0-4798-ab81-f42fd18d7717.
2026-07-16 17:07:17.016 10 WARNING neutronclient.v2_0.client [None req-1e0d2f1f-dc2c-46f5-ad98-a7328ce73625 13300c14ee2849d2b55a9ebe589f4f99 3db1294292a7408ba0e7f582ae492698 - - 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 066af199-d3f0-4798-ab81-f42fd18d7717.
2026-07-16 17:07:50.842 12 ERROR nova.scheduler.utils [None req-2270c614-f7c0-4b9f-91e7-e8559fd618fb 8df0b214bf584fadb4dd4d769748f29e 5859811dacbb4597af29c5a6bcf3db7b - - default default] [instance: c058b31b-3213-42b9-ad4e-75807bca4103] Error from last host: instance (node instance): ['Traceback (most recent call last):\n', '  File "/var/lib/openstack/lib/python3.12/site-packages/os_vif/__init__.py", line 84, in plug\n    plugin = _EXT_MANAGER[plugin_name].obj\n             ~~~~~~~~~~~~^^^^^^^^^^^^^\n', '  File "/var/lib/openstack/lib/python3.12/site-packages/stevedore/extension.py", line 452, in __getitem__\n    return self._extensions_by_name[name]\n           ~~~~~~~~~~~~~~~~~~~~~~~~^^^^^^\n', "KeyError: 'ovs'\n", '\nDuring handling of the above exception, another exception occurred:\n\n', 'Traceback (most recent call last):\n', '  File "/var/lib/openstack/lib/python3.12/site-packages/nova/virt/libvirt/vif.py", line 755, in _plug_os_vif\n    os_vif.plug(vif, instance_info)\n', '  File "/var/lib/openstack/lib/python3.12/site-packages/os_vif/__init__.py", line 86, in plug\n    raise os_vif.exception.NoMatchingPlugin(plugin_name=plugin_name)\n', 'os_vif.exception.NoMatchingPlugin: No VIF plugin was found with the name ovs\n', '\nDuring handling of the above exception, another exception occurred:\n\n', 'Traceback (most recent call last):\n', '  File "/var/lib/openstack/lib/python3.12/site-packages/nova/compute/manager.py", line 2723, in _build_and_run_instance\n    self.driver.spawn(context, instance, image_meta,\n', '  File "/var/lib/openstack/lib/python3.12/site-packages/nova/virt/libvirt/driver.py", line 4984, in spawn\n    self._create_guest_with_network(\n', '  File "/var/lib/openstack/lib/python3.12/site-packages/nova/virt/libvirt/driver.py", line 8576, 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 8549, 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 1616, in plug_vifs\n    self.vif_driver.plug(instance, vif)\n', '  File "/var/lib/openstack/lib/python3.12/site-packages/nova/virt/libvirt/vif.py", line 779, in plug\n    self._plug_os_vif(instance, vif_obj)\n', '  File "/var/lib/openstack/lib/python3.12/site-packages/nova/virt/libvirt/vif.py", line 759, in _plug_os_vif\n    raise exception.InternalError(msg)\n', 'nova.exception.InternalError: Failure running os_vif plugin plug method: No VIF plugin was found with the name ovs\n', '\nDuring handling of the above exception, another exception occurred:\n\n', 'Traceback (most recent call last):\n', '  File "/var/lib/openstack/lib/python3.12/site-packages/nova/compute/manager.py", line 2538, in _do_build_and_run_instance\n    self._build_and_run_instance(context, instance, image,\n', '  File "/var/lib/openstack/lib/python3.12/site-packages/nova/compute/manager.py", line 2831, in _build_and_run_instance\n    raise exception.RescheduledException(\n', 'nova.exception.RescheduledException: Build of instance c058b31b-3213-42b9-ad4e-75807bca4103 was re-scheduled: Failure running os_vif plugin plug method: No VIF plugin was found with the name ovs\n']
2026-07-16 17:07:50.843 12 WARNING nova.scheduler.utils [None req-2270c614-f7c0-4b9f-91e7-e8559fd618fb 8df0b214bf584fadb4dd4d769748f29e 5859811dacbb4597af29c5a6bcf3db7b - - default default] Failed to compute_task_build_instances: Exceeded maximum number of retries. Exhausted all hosts available for retrying build failures for instance c058b31b-3213-42b9-ad4e-75807bca4103.: nova.exception.MaxRetriesExceeded: Exceeded maximum number of retries. Exhausted all hosts available for retrying build failures for instance c058b31b-3213-42b9-ad4e-75807bca4103.
2026-07-16 17:07:50.843 12 WARNING nova.scheduler.utils [None req-2270c614-f7c0-4b9f-91e7-e8559fd618fb 8df0b214bf584fadb4dd4d769748f29e 5859811dacbb4597af29c5a6bcf3db7b - - default default] [instance: c058b31b-3213-42b9-ad4e-75807bca4103] Setting instance to ERROR state.: nova.exception.MaxRetriesExceeded: Exceeded maximum number of retries. Exhausted all hosts available for retrying build failures for instance c058b31b-3213-42b9-ad4e-75807bca4103.
2026-07-16 17:07:50.890 12 WARNING neutronclient.v2_0.client [None req-2270c614-f7c0-4b9f-91e7-e8559fd618fb 8df0b214bf584fadb4dd4d769748f29e 5859811dacbb4597af29c5a6bcf3db7b - - 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 c058b31b-3213-42b9-ad4e-75807bca4103.
2026-07-16 17:07:50.917 12 WARNING neutronclient.v2_0.client [None req-2270c614-f7c0-4b9f-91e7-e8559fd618fb 8df0b214bf584fadb4dd4d769748f29e 5859811dacbb4597af29c5a6bcf3db7b - - 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 c058b31b-3213-42b9-ad4e-75807bca4103.
2026-07-16 17:08:22.374 12 ERROR nova.scheduler.utils [None req-87dba2e1-4e9f-4b99-9503-3997d3711bd9 63a607927db4409787f253b0dfa7453e 5e4e47830b2f497e91127dd3209f5e48 - - default default] [instance: 6e93ee4f-42f0-4589-8167-965385491d6c] Error from last host: instance (node instance): ['Traceback (most recent call last):\n', '  File "/var/lib/openstack/lib/python3.12/site-packages/os_vif/__init__.py", line 84, in plug\n    plugin = _EXT_MANAGER[plugin_name].obj\n             ~~~~~~~~~~~~^^^^^^^^^^^^^\n', '  File "/var/lib/openstack/lib/python3.12/site-packages/stevedore/extension.py", line 452, in __getitem__\n    return self._extensions_by_name[name]\n           ~~~~~~~~~~~~~~~~~~~~~~~~^^^^^^\n', "KeyError: 'ovs'\n", '\nDuring handling of the above exception, another exception occurred:\n\n', 'Traceback (most recent call last):\n', '  File "/var/lib/openstack/lib/python3.12/site-packages/nova/virt/libvirt/vif.py", line 755, in _plug_os_vif\n    os_vif.plug(vif, instance_info)\n', '  File "/var/lib/openstack/lib/python3.12/site-packages/os_vif/__init__.py", line 86, in plug\n    raise os_vif.exception.NoMatchingPlugin(plugin_name=plugin_name)\n', 'os_vif.exception.NoMatchingPlugin: No VIF plugin was found with the name ovs\n', '\nDuring handling of the above exception, another exception occurred:\n\n', 'Traceback (most recent call last):\n', '  File "/var/lib/openstack/lib/python3.12/site-packages/nova/compute/manager.py", line 2723, in _build_and_run_instance\n    self.driver.spawn(context, instance, image_meta,\n', '  File "/var/lib/openstack/lib/python3.12/site-packages/nova/virt/libvirt/driver.py", line 4984, in spawn\n    self._create_guest_with_network(\n', '  File "/var/lib/openstack/lib/python3.12/site-packages/nova/virt/libvirt/driver.py", line 8576, 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 8549, 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 1616, in plug_vifs\n    self.vif_driver.plug(instance, vif)\n', '  File "/var/lib/openstack/lib/python3.12/site-packages/nova/virt/libvirt/vif.py", line 779, in plug\n    self._plug_os_vif(instance, vif_obj)\n', '  File "/var/lib/openstack/lib/python3.12/site-packages/nova/virt/libvirt/vif.py", line 759, in _plug_os_vif\n    raise exception.InternalError(msg)\n', 'nova.exception.InternalError: Failure running os_vif plugin plug method: No VIF plugin was found with the name ovs\n', '\nDuring handling of the above exception, another exception occurred:\n\n', 'Traceback (most recent call last):\n', '  File "/var/lib/openstack/lib/python3.12/site-packages/nova/compute/manager.py", line 2538, in _do_build_and_run_instance\n    self._build_and_run_instance(context, instance, image,\n', '  File "/var/lib/openstack/lib/python3.12/site-packages/nova/compute/manager.py", line 2831, in _build_and_run_instance\n    raise exception.RescheduledException(\n', 'nova.exception.RescheduledException: Build of instance 6e93ee4f-42f0-4589-8167-965385491d6c was re-scheduled: Failure running os_vif plugin plug method: No VIF plugin was found with the name ovs\n']
2026-07-16 17:08:22.375 12 WARNING nova.scheduler.utils [None req-87dba2e1-4e9f-4b99-9503-3997d3711bd9 63a607927db4409787f253b0dfa7453e 5e4e47830b2f497e91127dd3209f5e48 - - default default] Failed to compute_task_build_instances: Exceeded maximum number of retries. Exhausted all hosts available for retrying build failures for instance 6e93ee4f-42f0-4589-8167-965385491d6c.: nova.exception.MaxRetriesExceeded: Exceeded maximum number of retries. Exhausted all hosts available for retrying build failures for instance 6e93ee4f-42f0-4589-8167-965385491d6c.
2026-07-16 17:08:22.375 12 WARNING nova.scheduler.utils [None req-87dba2e1-4e9f-4b99-9503-3997d3711bd9 63a607927db4409787f253b0dfa7453e 5e4e47830b2f497e91127dd3209f5e48 - - default default] [instance: 6e93ee4f-42f0-4589-8167-965385491d6c] Setting instance to ERROR state.: nova.exception.MaxRetriesExceeded: Exceeded maximum number of retries. Exhausted all hosts available for retrying build failures for instance 6e93ee4f-42f0-4589-8167-965385491d6c.
2026-07-16 17:08:22.429 12 WARNING neutronclient.v2_0.client [None req-87dba2e1-4e9f-4b99-9503-3997d3711bd9 63a607927db4409787f253b0dfa7453e 5e4e47830b2f497e91127dd3209f5e48 - - 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 6e93ee4f-42f0-4589-8167-965385491d6c.
2026-07-16 17:08:22.463 12 WARNING neutronclient.v2_0.client [None req-87dba2e1-4e9f-4b99-9503-3997d3711bd9 63a607927db4409787f253b0dfa7453e 5e4e47830b2f497e91127dd3209f5e48 - - 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 6e93ee4f-42f0-4589-8167-965385491d6c.