+ exec nova-conductor --config-file /etc/nova/nova.conf
/var/lib/openstack/lib/python3.12/site-packages/nova/monkey_patch.py:39: EventletDeprecationWarning: 
Eventlet is deprecated. It is currently being maintained in bugfix mode, and
we strongly recommend against using it for new projects.

If you are already using Eventlet, we recommend migrating to a different
framework.  For more detail see
https://eventlet.readthedocs.io/en/latest/asyncio/migration.html

  import eventlet
2026-09-19 23:16:49.250 1 INFO nova.utils [None req-038b751c-9deb-473e-95f4-8d9d159fe22b - - - - - -] The cell worker thread pool MainProcess.cell_worker is initialized
2026-09-19 23:16:49.392 1 INFO nova.utils [None req-038b751c-9deb-473e-95f4-8d9d159fe22b - - - - - -] The cell worker thread pool MainProcess.cell_worker is shutting down
2026-09-19 23:16:49.393 1 INFO nova.utils [None req-038b751c-9deb-473e-95f4-8d9d159fe22b - - - - - -] The cell worker thread pool MainProcess.cell_worker is closed
2026-09-19 23:16:49.393 1 INFO oslo_service.backend._eventlet.service [None req-038b751c-9deb-473e-95f4-8d9d159fe22b - - - - - -] Starting 2 workers
2026-09-19 23:16:49.403 7 INFO nova.service [-] Starting conductor node (version 33.0.2)
2026-09-19 23:16:49.403 8 INFO nova.service [-] Starting conductor node (version 33.0.2)
2026-09-19 23:16:49.404 1 WARNING oslo_config.cfg [None req-038b751c-9deb-473e-95f4-8d9d159fe22b - - - - - -] 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.
2026-09-19 23:55:52.579 8 INFO nova.utils [None req-b732a374-a47e-40d3-983a-9782663086da b1664d7365b44974bc429878bd45e7ee 8ecba46a713843d3b6cf4a685801c6d1 - - default default] The cell worker thread pool MainProcess.cell_worker is initialized
2026-09-19 23:55:52.712 8 WARNING oslo_config.cfg [None req-b732a374-a47e-40d3-983a-9782663086da b1664d7365b44974bc429878bd45e7ee 8ecba46a713843d3b6cf4a685801c6d1 - - default default] 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.
2026-09-19 23:55:52.761 8 INFO nova.compute.rpcapi [None req-7fd530a7-02aa-4a49-81da-64b1f9d29870 - - - - - -] Automatically selected compute RPC version 6.5 from minimum service version 72
2026-09-19 23:55:53.040 7 WARNING oslo_config.cfg [None req-b732a374-a47e-40d3-983a-9782663086da b1664d7365b44974bc429878bd45e7ee 8ecba46a713843d3b6cf4a685801c6d1 - - default default] 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.
2026-09-19 23:55:56.559 7 INFO nova.utils [None req-00ec61bc-0633-4ec3-9437-59216ba9f3de dad1c1b28e11441bba90089dae358d40 3362517351f24a89b9d36ae1cc968e1e - - default default] The cell worker thread pool MainProcess.cell_worker is initialized
2026-09-19 23:55:56.761 7 INFO nova.compute.rpcapi [None req-388a0c96-eb38-4f29-ab6a-86b112e5a97b - - - - - -] Automatically selected compute RPC version 6.5 from minimum service version 72
2026-09-19 23:55:57.403 8 ERROR nova.scheduler.utils [None req-b732a374-a47e-40d3-983a-9782663086da b1664d7365b44974bc429878bd45e7ee 8ecba46a713843d3b6cf4a685801c6d1 - - default default] [instance: b93f306d-9b3a-47f3-94a9-e5603548c1ff] 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 450, 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 752, 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 4887, in spawn\n    self._create_guest_with_network(\n', '  File "/var/lib/openstack/lib/python3.12/site-packages/nova/virt/libvirt/driver.py", line 8447, 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 8421, 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 1522, 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 776, 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 756, 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 b93f306d-9b3a-47f3-94a9-e5603548c1ff was re-scheduled: Failure running os_vif plugin plug method: No VIF plugin was found with the name ovs\n']
2026-09-19 23:55:57.404 8 WARNING nova.scheduler.utils [None req-b732a374-a47e-40d3-983a-9782663086da b1664d7365b44974bc429878bd45e7ee 8ecba46a713843d3b6cf4a685801c6d1 - - default default] Failed to compute_task_build_instances: Exceeded maximum number of retries. Exhausted all hosts available for retrying build failures for instance b93f306d-9b3a-47f3-94a9-e5603548c1ff.: nova.exception.MaxRetriesExceeded: Exceeded maximum number of retries. Exhausted all hosts available for retrying build failures for instance b93f306d-9b3a-47f3-94a9-e5603548c1ff.
2026-09-19 23:55:57.404 8 WARNING nova.scheduler.utils [None req-b732a374-a47e-40d3-983a-9782663086da b1664d7365b44974bc429878bd45e7ee 8ecba46a713843d3b6cf4a685801c6d1 - - default default] [instance: b93f306d-9b3a-47f3-94a9-e5603548c1ff] Setting instance to ERROR state.: nova.exception.MaxRetriesExceeded: Exceeded maximum number of retries. Exhausted all hosts available for retrying build failures for instance b93f306d-9b3a-47f3-94a9-e5603548c1ff.
2026-09-19 23:55:57.521 8 WARNING neutronclient.v2_0.client [None req-b732a374-a47e-40d3-983a-9782663086da b1664d7365b44974bc429878bd45e7ee 8ecba46a713843d3b6cf4a685801c6d1 - - 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 b93f306d-9b3a-47f3-94a9-e5603548c1ff.
2026-09-19 23:55:58.091 8 WARNING neutronclient.v2_0.client [None req-b732a374-a47e-40d3-983a-9782663086da b1664d7365b44974bc429878bd45e7ee 8ecba46a713843d3b6cf4a685801c6d1 - - 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 b93f306d-9b3a-47f3-94a9-e5603548c1ff.
2026-09-19 23:56:01.457 8 ERROR nova.scheduler.utils [None req-00ec61bc-0633-4ec3-9437-59216ba9f3de dad1c1b28e11441bba90089dae358d40 3362517351f24a89b9d36ae1cc968e1e - - default default] [instance: dd368fc9-37c9-47e5-9367-42969539c83e] 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 450, 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 752, 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 4887, in spawn\n    self._create_guest_with_network(\n', '  File "/var/lib/openstack/lib/python3.12/site-packages/nova/virt/libvirt/driver.py", line 8447, 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 8421, 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 1522, 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 776, 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 756, 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 dd368fc9-37c9-47e5-9367-42969539c83e was re-scheduled: Failure running os_vif plugin plug method: No VIF plugin was found with the name ovs\n']
2026-09-19 23:56:01.457 8 WARNING nova.scheduler.utils [None req-00ec61bc-0633-4ec3-9437-59216ba9f3de dad1c1b28e11441bba90089dae358d40 3362517351f24a89b9d36ae1cc968e1e - - default default] Failed to compute_task_build_instances: Exceeded maximum number of retries. Exhausted all hosts available for retrying build failures for instance dd368fc9-37c9-47e5-9367-42969539c83e.: nova.exception.MaxRetriesExceeded: Exceeded maximum number of retries. Exhausted all hosts available for retrying build failures for instance dd368fc9-37c9-47e5-9367-42969539c83e.
2026-09-19 23:56:01.458 8 WARNING nova.scheduler.utils [None req-00ec61bc-0633-4ec3-9437-59216ba9f3de dad1c1b28e11441bba90089dae358d40 3362517351f24a89b9d36ae1cc968e1e - - default default] [instance: dd368fc9-37c9-47e5-9367-42969539c83e] Setting instance to ERROR state.: nova.exception.MaxRetriesExceeded: Exceeded maximum number of retries. Exhausted all hosts available for retrying build failures for instance dd368fc9-37c9-47e5-9367-42969539c83e.
2026-09-19 23:56:01.524 8 WARNING neutronclient.v2_0.client [None req-00ec61bc-0633-4ec3-9437-59216ba9f3de dad1c1b28e11441bba90089dae358d40 3362517351f24a89b9d36ae1cc968e1e - - 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 dd368fc9-37c9-47e5-9367-42969539c83e.
2026-09-19 23:56:02.017 8 WARNING neutronclient.v2_0.client [None req-00ec61bc-0633-4ec3-9437-59216ba9f3de dad1c1b28e11441bba90089dae358d40 3362517351f24a89b9d36ae1cc968e1e - - 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 dd368fc9-37c9-47e5-9367-42969539c83e.
2026-09-19 23:56:02.982 7 ERROR nova.scheduler.utils [None req-959b9dd5-c161-4029-a969-00f83e09300c f1aa2202404442db9893384851b5edd3 fad220fb3c24416e853676243e2827b2 - - default default] [instance: 7df133d1-87b5-4ee0-86e4-745053fa7923] 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 450, 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 752, 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 4887, in spawn\n    self._create_guest_with_network(\n', '  File "/var/lib/openstack/lib/python3.12/site-packages/nova/virt/libvirt/driver.py", line 8447, 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 8421, 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 1522, 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 776, 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 756, 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 7df133d1-87b5-4ee0-86e4-745053fa7923 was re-scheduled: Failure running os_vif plugin plug method: No VIF plugin was found with the name ovs\n']
2026-09-19 23:56:02.983 7 WARNING nova.scheduler.utils [None req-959b9dd5-c161-4029-a969-00f83e09300c f1aa2202404442db9893384851b5edd3 fad220fb3c24416e853676243e2827b2 - - default default] Failed to compute_task_build_instances: Exceeded maximum number of retries. Exhausted all hosts available for retrying build failures for instance 7df133d1-87b5-4ee0-86e4-745053fa7923.: nova.exception.MaxRetriesExceeded: Exceeded maximum number of retries. Exhausted all hosts available for retrying build failures for instance 7df133d1-87b5-4ee0-86e4-745053fa7923.
2026-09-19 23:56:02.984 7 WARNING nova.scheduler.utils [None req-959b9dd5-c161-4029-a969-00f83e09300c f1aa2202404442db9893384851b5edd3 fad220fb3c24416e853676243e2827b2 - - default default] [instance: 7df133d1-87b5-4ee0-86e4-745053fa7923] Setting instance to ERROR state.: nova.exception.MaxRetriesExceeded: Exceeded maximum number of retries. Exhausted all hosts available for retrying build failures for instance 7df133d1-87b5-4ee0-86e4-745053fa7923.
2026-09-19 23:56:03.136 7 WARNING neutronclient.v2_0.client [None req-959b9dd5-c161-4029-a969-00f83e09300c f1aa2202404442db9893384851b5edd3 fad220fb3c24416e853676243e2827b2 - - 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 7df133d1-87b5-4ee0-86e4-745053fa7923.
2026-09-19 23:56:03.796 7 WARNING neutronclient.v2_0.client [None req-959b9dd5-c161-4029-a969-00f83e09300c f1aa2202404442db9893384851b5edd3 fad220fb3c24416e853676243e2827b2 - - 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 7df133d1-87b5-4ee0-86e4-745053fa7923.
2026-09-19 23:56:19.222 7 ERROR nova.scheduler.utils [None req-8bcad24a-34ed-44e3-8363-df41ef9117d3 b23a10e51c0144d4a8a62898b5e3ee3d 16354e1095914124bbe4d8712f4e587e - - default default] [instance: 414d8121-853c-4e47-b13f-d4a2983ff176] 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 450, 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 752, 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 4887, in spawn\n    self._create_guest_with_network(\n', '  File "/var/lib/openstack/lib/python3.12/site-packages/nova/virt/libvirt/driver.py", line 8447, 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 8421, 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 1522, 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 776, 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 756, 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 414d8121-853c-4e47-b13f-d4a2983ff176 was re-scheduled: Failure running os_vif plugin plug method: No VIF plugin was found with the name ovs\n']
2026-09-19 23:56:19.224 7 WARNING nova.scheduler.utils [None req-8bcad24a-34ed-44e3-8363-df41ef9117d3 b23a10e51c0144d4a8a62898b5e3ee3d 16354e1095914124bbe4d8712f4e587e - - default default] Failed to compute_task_build_instances: Exceeded maximum number of retries. Exhausted all hosts available for retrying build failures for instance 414d8121-853c-4e47-b13f-d4a2983ff176.: nova.exception.MaxRetriesExceeded: Exceeded maximum number of retries. Exhausted all hosts available for retrying build failures for instance 414d8121-853c-4e47-b13f-d4a2983ff176.
2026-09-19 23:56:19.225 7 WARNING nova.scheduler.utils [None req-8bcad24a-34ed-44e3-8363-df41ef9117d3 b23a10e51c0144d4a8a62898b5e3ee3d 16354e1095914124bbe4d8712f4e587e - - default default] [instance: 414d8121-853c-4e47-b13f-d4a2983ff176] Setting instance to ERROR state.: nova.exception.MaxRetriesExceeded: Exceeded maximum number of retries. Exhausted all hosts available for retrying build failures for instance 414d8121-853c-4e47-b13f-d4a2983ff176.
2026-09-19 23:56:19.306 7 WARNING neutronclient.v2_0.client [None req-8bcad24a-34ed-44e3-8363-df41ef9117d3 b23a10e51c0144d4a8a62898b5e3ee3d 16354e1095914124bbe4d8712f4e587e - - 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 414d8121-853c-4e47-b13f-d4a2983ff176.
2026-09-19 23:56:19.427 7 WARNING neutronclient.v2_0.client [None req-8bcad24a-34ed-44e3-8363-df41ef9117d3 b23a10e51c0144d4a8a62898b5e3ee3d 16354e1095914124bbe4d8712f4e587e - - 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 414d8121-853c-4e47-b13f-d4a2983ff176.
2026-09-19 23:56:21.378 7 ERROR nova.scheduler.utils [None req-934e2078-f368-48af-9363-3854d2fed3cb 616f986e81014701a9af82509b69c35e 2941cd17d6734f81955ced00c0e586f3 - - default default] [instance: 57e29be4-02c1-4c83-a5f0-406213097e79] 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 450, 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 752, 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 4887, in spawn\n    self._create_guest_with_network(\n', '  File "/var/lib/openstack/lib/python3.12/site-packages/nova/virt/libvirt/driver.py", line 8447, 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 8421, 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 1522, 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 776, 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 756, 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 57e29be4-02c1-4c83-a5f0-406213097e79 was re-scheduled: Failure running os_vif plugin plug method: No VIF plugin was found with the name ovs\n']
2026-09-19 23:56:21.379 7 WARNING nova.scheduler.utils [None req-934e2078-f368-48af-9363-3854d2fed3cb 616f986e81014701a9af82509b69c35e 2941cd17d6734f81955ced00c0e586f3 - - default default] Failed to compute_task_build_instances: Exceeded maximum number of retries. Exhausted all hosts available for retrying build failures for instance 57e29be4-02c1-4c83-a5f0-406213097e79.: nova.exception.MaxRetriesExceeded: Exceeded maximum number of retries. Exhausted all hosts available for retrying build failures for instance 57e29be4-02c1-4c83-a5f0-406213097e79.
2026-09-19 23:56:21.380 7 WARNING nova.scheduler.utils [None req-934e2078-f368-48af-9363-3854d2fed3cb 616f986e81014701a9af82509b69c35e 2941cd17d6734f81955ced00c0e586f3 - - default default] [instance: 57e29be4-02c1-4c83-a5f0-406213097e79] Setting instance to ERROR state.: nova.exception.MaxRetriesExceeded: Exceeded maximum number of retries. Exhausted all hosts available for retrying build failures for instance 57e29be4-02c1-4c83-a5f0-406213097e79.
2026-09-19 23:56:21.475 7 WARNING neutronclient.v2_0.client [None req-934e2078-f368-48af-9363-3854d2fed3cb 616f986e81014701a9af82509b69c35e 2941cd17d6734f81955ced00c0e586f3 - - 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 57e29be4-02c1-4c83-a5f0-406213097e79.
2026-09-19 23:56:21.540 7 WARNING neutronclient.v2_0.client [None req-934e2078-f368-48af-9363-3854d2fed3cb 616f986e81014701a9af82509b69c35e 2941cd17d6734f81955ced00c0e586f3 - - 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 57e29be4-02c1-4c83-a5f0-406213097e79.
2026-09-19 23:56:25.740 8 ERROR nova.scheduler.utils [None req-a67d61f0-694c-4657-81e3-77d9997e94d4 cb500148a320450ea249f8c5139a0a58 55d8d16c212d457992f331a05418a5b5 - - default default] [instance: 3d873725-b981-43ba-86de-c0ef12e418aa] 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 450, 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 752, 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 4887, in spawn\n    self._create_guest_with_network(\n', '  File "/var/lib/openstack/lib/python3.12/site-packages/nova/virt/libvirt/driver.py", line 8447, 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 8421, 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 1522, 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 776, 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 756, 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 3d873725-b981-43ba-86de-c0ef12e418aa was re-scheduled: Failure running os_vif plugin plug method: No VIF plugin was found with the name ovs\n']
2026-09-19 23:56:25.741 8 WARNING nova.scheduler.utils [None req-a67d61f0-694c-4657-81e3-77d9997e94d4 cb500148a320450ea249f8c5139a0a58 55d8d16c212d457992f331a05418a5b5 - - default default] Failed to compute_task_build_instances: Exceeded maximum number of retries. Exhausted all hosts available for retrying build failures for instance 3d873725-b981-43ba-86de-c0ef12e418aa.: nova.exception.MaxRetriesExceeded: Exceeded maximum number of retries. Exhausted all hosts available for retrying build failures for instance 3d873725-b981-43ba-86de-c0ef12e418aa.
2026-09-19 23:56:25.742 8 WARNING nova.scheduler.utils [None req-a67d61f0-694c-4657-81e3-77d9997e94d4 cb500148a320450ea249f8c5139a0a58 55d8d16c212d457992f331a05418a5b5 - - default default] [instance: 3d873725-b981-43ba-86de-c0ef12e418aa] Setting instance to ERROR state.: nova.exception.MaxRetriesExceeded: Exceeded maximum number of retries. Exhausted all hosts available for retrying build failures for instance 3d873725-b981-43ba-86de-c0ef12e418aa.
2026-09-19 23:56:25.803 8 WARNING neutronclient.v2_0.client [None req-a67d61f0-694c-4657-81e3-77d9997e94d4 cb500148a320450ea249f8c5139a0a58 55d8d16c212d457992f331a05418a5b5 - - 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 3d873725-b981-43ba-86de-c0ef12e418aa.
2026-09-19 23:56:25.844 8 WARNING neutronclient.v2_0.client [None req-a67d61f0-694c-4657-81e3-77d9997e94d4 cb500148a320450ea249f8c5139a0a58 55d8d16c212d457992f331a05418a5b5 - - 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 3d873725-b981-43ba-86de-c0ef12e418aa.
2026-09-19 23:57:30.858 7 ERROR nova.scheduler.utils [None req-5c969288-b8ac-4ab9-9220-e70a0090a911 09ea220b18524554bab6ef508f4186b7 685c49a8e4f14632affbcb724a932b83 - - default default] [instance: b68510f0-374e-4d2a-9d5a-02063e4417ce] 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 450, 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 752, 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 4887, in spawn\n    self._create_guest_with_network(\n', '  File "/var/lib/openstack/lib/python3.12/site-packages/nova/virt/libvirt/driver.py", line 8447, 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 8421, 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 1522, 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 776, 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 756, 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 b68510f0-374e-4d2a-9d5a-02063e4417ce was re-scheduled: Failure running os_vif plugin plug method: No VIF plugin was found with the name ovs\n']
2026-09-19 23:57:30.859 7 WARNING nova.scheduler.utils [None req-5c969288-b8ac-4ab9-9220-e70a0090a911 09ea220b18524554bab6ef508f4186b7 685c49a8e4f14632affbcb724a932b83 - - default default] Failed to compute_task_build_instances: Exceeded maximum number of retries. Exhausted all hosts available for retrying build failures for instance b68510f0-374e-4d2a-9d5a-02063e4417ce.: nova.exception.MaxRetriesExceeded: Exceeded maximum number of retries. Exhausted all hosts available for retrying build failures for instance b68510f0-374e-4d2a-9d5a-02063e4417ce.
2026-09-19 23:57:30.859 7 WARNING nova.scheduler.utils [None req-5c969288-b8ac-4ab9-9220-e70a0090a911 09ea220b18524554bab6ef508f4186b7 685c49a8e4f14632affbcb724a932b83 - - default default] [instance: b68510f0-374e-4d2a-9d5a-02063e4417ce] Setting instance to ERROR state.: nova.exception.MaxRetriesExceeded: Exceeded maximum number of retries. Exhausted all hosts available for retrying build failures for instance b68510f0-374e-4d2a-9d5a-02063e4417ce.
2026-09-19 23:57:30.919 7 WARNING neutronclient.v2_0.client [None req-5c969288-b8ac-4ab9-9220-e70a0090a911 09ea220b18524554bab6ef508f4186b7 685c49a8e4f14632affbcb724a932b83 - - 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 b68510f0-374e-4d2a-9d5a-02063e4417ce.
2026-09-19 23:57:30.954 7 WARNING neutronclient.v2_0.client [None req-5c969288-b8ac-4ab9-9220-e70a0090a911 09ea220b18524554bab6ef508f4186b7 685c49a8e4f14632affbcb724a932b83 - - 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 b68510f0-374e-4d2a-9d5a-02063e4417ce.
2026-09-19 23:57:51.187 8 ERROR nova.scheduler.utils [None req-5b88505d-62fa-4a78-a03f-906c43b577a7 7ac2dfee2f004ce7912b2ceacc30564a 26b8e500ee0641e6956af58923257a10 - - default default] [instance: 86167fca-a57e-4b5c-963d-312fe3d11ce3] 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 450, 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 752, 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 4887, in spawn\n    self._create_guest_with_network(\n', '  File "/var/lib/openstack/lib/python3.12/site-packages/nova/virt/libvirt/driver.py", line 8447, 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 8421, 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 1522, 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 776, 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 756, 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 86167fca-a57e-4b5c-963d-312fe3d11ce3 was re-scheduled: Failure running os_vif plugin plug method: No VIF plugin was found with the name ovs\n']
2026-09-19 23:57:51.188 8 WARNING nova.scheduler.utils [None req-5b88505d-62fa-4a78-a03f-906c43b577a7 7ac2dfee2f004ce7912b2ceacc30564a 26b8e500ee0641e6956af58923257a10 - - default default] Failed to compute_task_build_instances: Exceeded maximum number of retries. Exhausted all hosts available for retrying build failures for instance 86167fca-a57e-4b5c-963d-312fe3d11ce3.: nova.exception.MaxRetriesExceeded: Exceeded maximum number of retries. Exhausted all hosts available for retrying build failures for instance 86167fca-a57e-4b5c-963d-312fe3d11ce3.
2026-09-19 23:57:51.189 8 WARNING nova.scheduler.utils [None req-5b88505d-62fa-4a78-a03f-906c43b577a7 7ac2dfee2f004ce7912b2ceacc30564a 26b8e500ee0641e6956af58923257a10 - - default default] [instance: 86167fca-a57e-4b5c-963d-312fe3d11ce3] Setting instance to ERROR state.: nova.exception.MaxRetriesExceeded: Exceeded maximum number of retries. Exhausted all hosts available for retrying build failures for instance 86167fca-a57e-4b5c-963d-312fe3d11ce3.
2026-09-19 23:57:51.255 8 WARNING neutronclient.v2_0.client [None req-5b88505d-62fa-4a78-a03f-906c43b577a7 7ac2dfee2f004ce7912b2ceacc30564a 26b8e500ee0641e6956af58923257a10 - - 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 86167fca-a57e-4b5c-963d-312fe3d11ce3.
2026-09-19 23:57:51.350 8 WARNING neutronclient.v2_0.client [None req-5b88505d-62fa-4a78-a03f-906c43b577a7 7ac2dfee2f004ce7912b2ceacc30564a 26b8e500ee0641e6956af58923257a10 - - 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 86167fca-a57e-4b5c-963d-312fe3d11ce3.
2026-09-19 23:58:07.116 8 ERROR nova.scheduler.utils [None req-ec872ac0-2e17-4e14-aec8-68a70dc109b4 cb3abd49d8084487b0c0d96bc52bf46a 6bbfae601a304ec3a212498a793d15d0 - - default default] [instance: 82882098-8baf-4be2-90a4-7110cc43faa8] 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 450, 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 752, 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 4887, in spawn\n    self._create_guest_with_network(\n', '  File "/var/lib/openstack/lib/python3.12/site-packages/nova/virt/libvirt/driver.py", line 8447, 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 8421, 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 1522, 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 776, 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 756, 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 82882098-8baf-4be2-90a4-7110cc43faa8 was re-scheduled: Failure running os_vif plugin plug method: No VIF plugin was found with the name ovs\n']
2026-09-19 23:58:07.117 8 WARNING nova.scheduler.utils [None req-ec872ac0-2e17-4e14-aec8-68a70dc109b4 cb3abd49d8084487b0c0d96bc52bf46a 6bbfae601a304ec3a212498a793d15d0 - - default default] Failed to compute_task_build_instances: Exceeded maximum number of retries. Exhausted all hosts available for retrying build failures for instance 82882098-8baf-4be2-90a4-7110cc43faa8.: nova.exception.MaxRetriesExceeded: Exceeded maximum number of retries. Exhausted all hosts available for retrying build failures for instance 82882098-8baf-4be2-90a4-7110cc43faa8.
2026-09-19 23:58:07.118 8 WARNING nova.scheduler.utils [None req-ec872ac0-2e17-4e14-aec8-68a70dc109b4 cb3abd49d8084487b0c0d96bc52bf46a 6bbfae601a304ec3a212498a793d15d0 - - default default] [instance: 82882098-8baf-4be2-90a4-7110cc43faa8] Setting instance to ERROR state.: nova.exception.MaxRetriesExceeded: Exceeded maximum number of retries. Exhausted all hosts available for retrying build failures for instance 82882098-8baf-4be2-90a4-7110cc43faa8.
2026-09-19 23:58:07.173 8 WARNING neutronclient.v2_0.client [None req-ec872ac0-2e17-4e14-aec8-68a70dc109b4 cb3abd49d8084487b0c0d96bc52bf46a 6bbfae601a304ec3a212498a793d15d0 - - 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 82882098-8baf-4be2-90a4-7110cc43faa8.
2026-09-19 23:58:07.235 8 WARNING neutronclient.v2_0.client [None req-ec872ac0-2e17-4e14-aec8-68a70dc109b4 cb3abd49d8084487b0c0d96bc52bf46a 6bbfae601a304ec3a212498a793d15d0 - - 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 82882098-8baf-4be2-90a4-7110cc43faa8.
2026-09-19 23:58:55.447 7 ERROR nova.scheduler.utils [None req-fdf1c164-ac69-4ff4-ac4d-8ac7b83a27a0 9b44c4c4275648ce95bde7c205110e3a 9b4fc82865554125a3641ec682d1bff3 - - default default] [instance: 21680a23-96c2-4303-a31a-9a5cb03134d3] 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 450, 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 752, 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 4887, in spawn\n    self._create_guest_with_network(\n', '  File "/var/lib/openstack/lib/python3.12/site-packages/nova/virt/libvirt/driver.py", line 8447, 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 8421, 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 1522, 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 776, 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 756, 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 21680a23-96c2-4303-a31a-9a5cb03134d3 was re-scheduled: Failure running os_vif plugin plug method: No VIF plugin was found with the name ovs\n']
2026-09-19 23:58:55.449 7 WARNING nova.scheduler.utils [None req-fdf1c164-ac69-4ff4-ac4d-8ac7b83a27a0 9b44c4c4275648ce95bde7c205110e3a 9b4fc82865554125a3641ec682d1bff3 - - default default] Failed to compute_task_build_instances: Exceeded maximum number of retries. Exhausted all hosts available for retrying build failures for instance 21680a23-96c2-4303-a31a-9a5cb03134d3.: nova.exception.MaxRetriesExceeded: Exceeded maximum number of retries. Exhausted all hosts available for retrying build failures for instance 21680a23-96c2-4303-a31a-9a5cb03134d3.
2026-09-19 23:58:55.450 7 WARNING nova.scheduler.utils [None req-fdf1c164-ac69-4ff4-ac4d-8ac7b83a27a0 9b44c4c4275648ce95bde7c205110e3a 9b4fc82865554125a3641ec682d1bff3 - - default default] [instance: 21680a23-96c2-4303-a31a-9a5cb03134d3] Setting instance to ERROR state.: nova.exception.MaxRetriesExceeded: Exceeded maximum number of retries. Exhausted all hosts available for retrying build failures for instance 21680a23-96c2-4303-a31a-9a5cb03134d3.
2026-09-19 23:58:55.519 7 WARNING neutronclient.v2_0.client [None req-fdf1c164-ac69-4ff4-ac4d-8ac7b83a27a0 9b44c4c4275648ce95bde7c205110e3a 9b4fc82865554125a3641ec682d1bff3 - - 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 21680a23-96c2-4303-a31a-9a5cb03134d3.
2026-09-19 23:58:55.563 7 WARNING neutronclient.v2_0.client [None req-fdf1c164-ac69-4ff4-ac4d-8ac7b83a27a0 9b44c4c4275648ce95bde7c205110e3a 9b4fc82865554125a3641ec682d1bff3 - - 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 21680a23-96c2-4303-a31a-9a5cb03134d3.