+ exec nova-conductor --config-file /etc/nova/nova.conf
2026-07-08 05:44:48.513 1 INFO nova.utils [None req-717502e8-201d-4d11-8301-fcd762ca7ab0 - - - - - -] The cell worker thread pool MainProcess.cell_worker is initialized
2026-07-08 05:44:48.659 1 INFO nova.utils [None req-717502e8-201d-4d11-8301-fcd762ca7ab0 - - - - - -] The cell worker thread pool MainProcess.cell_worker is shutting down
2026-07-08 05:44:49.659 1 INFO nova.utils [None req-717502e8-201d-4d11-8301-fcd762ca7ab0 - - - - - -] The cell worker thread pool MainProcess.cell_worker is closed
2026-07-08 05:44:49.661 1 WARNING oslo_service.backend._threading.service [None req-717502e8-201d-4d11-8301-fcd762ca7ab0 - - - - - -] Service Service is not picklable with spawn; falling back to fork. Please make the service spawn-safe to avoid this fallback.
2026-07-08 05:44:49.668 1 WARNING oslo_config.cfg [None req-717502e8-201d-4d11-8301-fcd762ca7ab0 - - - - - -] 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.
2026-07-08 05:44:49.716 10 INFO nova.service [-] Starting conductor node (version 33.1.0)
2026-07-08 05:44:49.729 12 INFO nova.service [-] Starting conductor node (version 33.1.0)
2026-07-08 06:22:52.538 10 INFO nova.utils [None req-bbd3475d-83f7-4e07-8dc1-a4fffee15a47 e306691f6bab4baa8ff4595e99d9da09 b987909eb4f44f0694c6976025da7fdb - - default default] The cell worker thread pool ForkProcess-1.cell_worker is initialized
2026-07-08 06:22:52.719 10 INFO nova.compute.rpcapi [None req-bceb56c2-f998-4bfc-a68b-229a74409f99 - - - - - -] Automatically selected compute RPC version 6.5 from minimum service version 72
2026-07-08 06:22:53.953 12 INFO nova.utils [None req-73d32e51-f8a6-454e-8c9b-407a38d5dfeb adf156fd7fd04d70aeecadbe5eecb4a0 25a8f3a83c4142108f4c0c356b277613 - - default default] The cell worker thread pool ForkProcess-2.cell_worker is initialized
2026-07-08 06:22:54.088 12 INFO nova.compute.rpcapi [None req-3f60ef1b-d9b8-4430-b0d0-9392d52e852a - - - - - -] Automatically selected compute RPC version 6.5 from minimum service version 72
2026-07-08 06:23:07.903 10 ERROR nova.scheduler.utils [None req-bbd3475d-83f7-4e07-8dc1-a4fffee15a47 e306691f6bab4baa8ff4595e99d9da09 b987909eb4f44f0694c6976025da7fdb - - default default] [instance: 841a5364-d808-4465-9b5d-f34b7ee7bc79] Error from last host: instance (node instance): ['Traceback (most recent call last):\n', '  File "/var/lib/openstack/lib/python3.12/site-packages/os_vif/__init__.py", line 84, in plug\n    plugin = _EXT_MANAGER[plugin_name].obj\n             ~~~~~~~~~~~~^^^^^^^^^^^^^\n', '  File "/var/lib/openstack/lib/python3.12/site-packages/stevedore/extension.py", line 452, in __getitem__\n    return self._extensions_by_name[name]\n           ~~~~~~~~~~~~~~~~~~~~~~~~^^^^^^\n', "KeyError: 'ovs'\n", '\nDuring handling of the above exception, another exception occurred:\n\n', 'Traceback (most recent call last):\n', '  File "/var/lib/openstack/lib/python3.12/site-packages/nova/virt/libvirt/vif.py", line 755, in _plug_os_vif\n    os_vif.plug(vif, instance_info)\n', '  File "/var/lib/openstack/lib/python3.12/site-packages/os_vif/__init__.py", line 86, in plug\n    raise os_vif.exception.NoMatchingPlugin(plugin_name=plugin_name)\n', 'os_vif.exception.NoMatchingPlugin: No VIF plugin was found with the name ovs\n', '\nDuring handling of the above exception, another exception occurred:\n\n', 'Traceback (most recent call last):\n', '  File "/var/lib/openstack/lib/python3.12/site-packages/nova/compute/manager.py", line 2821, in _build_and_run_instance\n    self.driver.spawn(context, instance, image_meta,\n', '  File "/var/lib/openstack/lib/python3.12/site-packages/nova/virt/libvirt/driver.py", line 4879, in spawn\n    self._create_guest_with_network(\n', '  File "/var/lib/openstack/lib/python3.12/site-packages/nova/virt/libvirt/driver.py", line 8471, in _create_guest_with_network\n    with excutils.save_and_reraise_exception():\n', '  File "/var/lib/openstack/lib/python3.12/site-packages/oslo_utils/excutils.py", line 266, in __exit__\n    self.force_reraise()\n', '  File "/var/lib/openstack/lib/python3.12/site-packages/oslo_utils/excutils.py", line 232, in force_reraise\n    raise self.value\n', '  File "/var/lib/openstack/lib/python3.12/site-packages/nova/virt/libvirt/driver.py", line 8444, in _create_guest_with_network\n    self.plug_vifs(instance, network_info)\n', '  File "/var/lib/openstack/lib/python3.12/site-packages/nova/virt/libvirt/driver.py", line 1511, in plug_vifs\n    self.vif_driver.plug(instance, vif)\n', '  File "/var/lib/openstack/lib/python3.12/site-packages/nova/virt/libvirt/vif.py", line 779, in plug\n    self._plug_os_vif(instance, vif_obj)\n', '  File "/var/lib/openstack/lib/python3.12/site-packages/nova/virt/libvirt/vif.py", line 759, in _plug_os_vif\n    raise exception.InternalError(msg)\n', 'nova.exception.InternalError: Failure running os_vif plugin plug method: No VIF plugin was found with the name ovs\n', '\nDuring handling of the above exception, another exception occurred:\n\n', 'Traceback (most recent call last):\n', '  File "/var/lib/openstack/lib/python3.12/site-packages/nova/compute/manager.py", line 2636, in _do_build_and_run_instance\n    self._build_and_run_instance(context, instance, image,\n', '  File "/var/lib/openstack/lib/python3.12/site-packages/nova/compute/manager.py", line 2929, in _build_and_run_instance\n    raise exception.RescheduledException(\n', 'nova.exception.RescheduledException: Build of instance 841a5364-d808-4465-9b5d-f34b7ee7bc79 was re-scheduled: Failure running os_vif plugin plug method: No VIF plugin was found with the name ovs\n']
2026-07-08 06:23:07.904 10 WARNING nova.scheduler.utils [None req-bbd3475d-83f7-4e07-8dc1-a4fffee15a47 e306691f6bab4baa8ff4595e99d9da09 b987909eb4f44f0694c6976025da7fdb - - default default] Failed to compute_task_build_instances: Exceeded maximum number of retries. Exhausted all hosts available for retrying build failures for instance 841a5364-d808-4465-9b5d-f34b7ee7bc79.: nova.exception.MaxRetriesExceeded: Exceeded maximum number of retries. Exhausted all hosts available for retrying build failures for instance 841a5364-d808-4465-9b5d-f34b7ee7bc79.
2026-07-08 06:23:07.904 10 WARNING nova.scheduler.utils [None req-bbd3475d-83f7-4e07-8dc1-a4fffee15a47 e306691f6bab4baa8ff4595e99d9da09 b987909eb4f44f0694c6976025da7fdb - - default default] [instance: 841a5364-d808-4465-9b5d-f34b7ee7bc79] Setting instance to ERROR state.: nova.exception.MaxRetriesExceeded: Exceeded maximum number of retries. Exhausted all hosts available for retrying build failures for instance 841a5364-d808-4465-9b5d-f34b7ee7bc79.
2026-07-08 06:23:07.989 10 WARNING neutronclient.v2_0.client [None req-bbd3475d-83f7-4e07-8dc1-a4fffee15a47 e306691f6bab4baa8ff4595e99d9da09 b987909eb4f44f0694c6976025da7fdb - - 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 841a5364-d808-4465-9b5d-f34b7ee7bc79.
2026-07-08 06:23:08.538 10 WARNING neutronclient.v2_0.client [None req-bbd3475d-83f7-4e07-8dc1-a4fffee15a47 e306691f6bab4baa8ff4595e99d9da09 b987909eb4f44f0694c6976025da7fdb - - 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 841a5364-d808-4465-9b5d-f34b7ee7bc79.
2026-07-08 06:23:09.530 10 ERROR nova.scheduler.utils [None req-73d32e51-f8a6-454e-8c9b-407a38d5dfeb adf156fd7fd04d70aeecadbe5eecb4a0 25a8f3a83c4142108f4c0c356b277613 - - default default] [instance: 393c897d-ab13-4105-a519-7f154b42ef68] Error from last host: instance (node instance): ['Traceback (most recent call last):\n', '  File "/var/lib/openstack/lib/python3.12/site-packages/os_vif/__init__.py", line 84, in plug\n    plugin = _EXT_MANAGER[plugin_name].obj\n             ~~~~~~~~~~~~^^^^^^^^^^^^^\n', '  File "/var/lib/openstack/lib/python3.12/site-packages/stevedore/extension.py", line 452, in __getitem__\n    return self._extensions_by_name[name]\n           ~~~~~~~~~~~~~~~~~~~~~~~~^^^^^^\n', "KeyError: 'ovs'\n", '\nDuring handling of the above exception, another exception occurred:\n\n', 'Traceback (most recent call last):\n', '  File "/var/lib/openstack/lib/python3.12/site-packages/nova/virt/libvirt/vif.py", line 755, in _plug_os_vif\n    os_vif.plug(vif, instance_info)\n', '  File "/var/lib/openstack/lib/python3.12/site-packages/os_vif/__init__.py", line 86, in plug\n    raise os_vif.exception.NoMatchingPlugin(plugin_name=plugin_name)\n', 'os_vif.exception.NoMatchingPlugin: No VIF plugin was found with the name ovs\n', '\nDuring handling of the above exception, another exception occurred:\n\n', 'Traceback (most recent call last):\n', '  File "/var/lib/openstack/lib/python3.12/site-packages/nova/compute/manager.py", line 2821, in _build_and_run_instance\n    self.driver.spawn(context, instance, image_meta,\n', '  File "/var/lib/openstack/lib/python3.12/site-packages/nova/virt/libvirt/driver.py", line 4879, in spawn\n    self._create_guest_with_network(\n', '  File "/var/lib/openstack/lib/python3.12/site-packages/nova/virt/libvirt/driver.py", line 8471, in _create_guest_with_network\n    with excutils.save_and_reraise_exception():\n', '  File "/var/lib/openstack/lib/python3.12/site-packages/oslo_utils/excutils.py", line 266, in __exit__\n    self.force_reraise()\n', '  File "/var/lib/openstack/lib/python3.12/site-packages/oslo_utils/excutils.py", line 232, in force_reraise\n    raise self.value\n', '  File "/var/lib/openstack/lib/python3.12/site-packages/nova/virt/libvirt/driver.py", line 8444, in _create_guest_with_network\n    self.plug_vifs(instance, network_info)\n', '  File "/var/lib/openstack/lib/python3.12/site-packages/nova/virt/libvirt/driver.py", line 1511, in plug_vifs\n    self.vif_driver.plug(instance, vif)\n', '  File "/var/lib/openstack/lib/python3.12/site-packages/nova/virt/libvirt/vif.py", line 779, in plug\n    self._plug_os_vif(instance, vif_obj)\n', '  File "/var/lib/openstack/lib/python3.12/site-packages/nova/virt/libvirt/vif.py", line 759, in _plug_os_vif\n    raise exception.InternalError(msg)\n', 'nova.exception.InternalError: Failure running os_vif plugin plug method: No VIF plugin was found with the name ovs\n', '\nDuring handling of the above exception, another exception occurred:\n\n', 'Traceback (most recent call last):\n', '  File "/var/lib/openstack/lib/python3.12/site-packages/nova/compute/manager.py", line 2636, in _do_build_and_run_instance\n    self._build_and_run_instance(context, instance, image,\n', '  File "/var/lib/openstack/lib/python3.12/site-packages/nova/compute/manager.py", line 2929, in _build_and_run_instance\n    raise exception.RescheduledException(\n', 'nova.exception.RescheduledException: Build of instance 393c897d-ab13-4105-a519-7f154b42ef68 was re-scheduled: Failure running os_vif plugin plug method: No VIF plugin was found with the name ovs\n']
2026-07-08 06:23:09.532 10 WARNING nova.scheduler.utils [None req-73d32e51-f8a6-454e-8c9b-407a38d5dfeb adf156fd7fd04d70aeecadbe5eecb4a0 25a8f3a83c4142108f4c0c356b277613 - - default default] Failed to compute_task_build_instances: Exceeded maximum number of retries. Exhausted all hosts available for retrying build failures for instance 393c897d-ab13-4105-a519-7f154b42ef68.: nova.exception.MaxRetriesExceeded: Exceeded maximum number of retries. Exhausted all hosts available for retrying build failures for instance 393c897d-ab13-4105-a519-7f154b42ef68.
2026-07-08 06:23:09.536 10 WARNING nova.scheduler.utils [None req-73d32e51-f8a6-454e-8c9b-407a38d5dfeb adf156fd7fd04d70aeecadbe5eecb4a0 25a8f3a83c4142108f4c0c356b277613 - - default default] [instance: 393c897d-ab13-4105-a519-7f154b42ef68] Setting instance to ERROR state.: nova.exception.MaxRetriesExceeded: Exceeded maximum number of retries. Exhausted all hosts available for retrying build failures for instance 393c897d-ab13-4105-a519-7f154b42ef68.
2026-07-08 06:23:09.602 10 WARNING neutronclient.v2_0.client [None req-73d32e51-f8a6-454e-8c9b-407a38d5dfeb adf156fd7fd04d70aeecadbe5eecb4a0 25a8f3a83c4142108f4c0c356b277613 - - 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 393c897d-ab13-4105-a519-7f154b42ef68.
2026-07-08 06:23:09.631 10 WARNING neutronclient.v2_0.client [None req-73d32e51-f8a6-454e-8c9b-407a38d5dfeb adf156fd7fd04d70aeecadbe5eecb4a0 25a8f3a83c4142108f4c0c356b277613 - - 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 393c897d-ab13-4105-a519-7f154b42ef68.
2026-07-08 06:23:16.702 10 ERROR nova.scheduler.utils [None req-0e4e4c9f-f4c9-4bbc-b531-b432f8922ce4 6a7c6af8397d448781453b0b2566ae9a 038a3716ed314893b4672d01fadebc61 - - default default] [instance: 48ecd789-4bfc-4037-9b19-b57fed107d65] Error from last host: instance (node instance): ['Traceback (most recent call last):\n', '  File "/var/lib/openstack/lib/python3.12/site-packages/os_vif/__init__.py", line 84, in plug\n    plugin = _EXT_MANAGER[plugin_name].obj\n             ~~~~~~~~~~~~^^^^^^^^^^^^^\n', '  File "/var/lib/openstack/lib/python3.12/site-packages/stevedore/extension.py", line 452, in __getitem__\n    return self._extensions_by_name[name]\n           ~~~~~~~~~~~~~~~~~~~~~~~~^^^^^^\n', "KeyError: 'ovs'\n", '\nDuring handling of the above exception, another exception occurred:\n\n', 'Traceback (most recent call last):\n', '  File "/var/lib/openstack/lib/python3.12/site-packages/nova/virt/libvirt/vif.py", line 755, in _plug_os_vif\n    os_vif.plug(vif, instance_info)\n', '  File "/var/lib/openstack/lib/python3.12/site-packages/os_vif/__init__.py", line 86, in plug\n    raise os_vif.exception.NoMatchingPlugin(plugin_name=plugin_name)\n', 'os_vif.exception.NoMatchingPlugin: No VIF plugin was found with the name ovs\n', '\nDuring handling of the above exception, another exception occurred:\n\n', 'Traceback (most recent call last):\n', '  File "/var/lib/openstack/lib/python3.12/site-packages/nova/compute/manager.py", line 2821, in _build_and_run_instance\n    self.driver.spawn(context, instance, image_meta,\n', '  File "/var/lib/openstack/lib/python3.12/site-packages/nova/virt/libvirt/driver.py", line 4879, in spawn\n    self._create_guest_with_network(\n', '  File "/var/lib/openstack/lib/python3.12/site-packages/nova/virt/libvirt/driver.py", line 8471, in _create_guest_with_network\n    with excutils.save_and_reraise_exception():\n', '  File "/var/lib/openstack/lib/python3.12/site-packages/oslo_utils/excutils.py", line 266, in __exit__\n    self.force_reraise()\n', '  File "/var/lib/openstack/lib/python3.12/site-packages/oslo_utils/excutils.py", line 232, in force_reraise\n    raise self.value\n', '  File "/var/lib/openstack/lib/python3.12/site-packages/nova/virt/libvirt/driver.py", line 8444, in _create_guest_with_network\n    self.plug_vifs(instance, network_info)\n', '  File "/var/lib/openstack/lib/python3.12/site-packages/nova/virt/libvirt/driver.py", line 1511, in plug_vifs\n    self.vif_driver.plug(instance, vif)\n', '  File "/var/lib/openstack/lib/python3.12/site-packages/nova/virt/libvirt/vif.py", line 779, in plug\n    self._plug_os_vif(instance, vif_obj)\n', '  File "/var/lib/openstack/lib/python3.12/site-packages/nova/virt/libvirt/vif.py", line 759, in _plug_os_vif\n    raise exception.InternalError(msg)\n', 'nova.exception.InternalError: Failure running os_vif plugin plug method: No VIF plugin was found with the name ovs\n', '\nDuring handling of the above exception, another exception occurred:\n\n', 'Traceback (most recent call last):\n', '  File "/var/lib/openstack/lib/python3.12/site-packages/nova/compute/manager.py", line 2636, in _do_build_and_run_instance\n    self._build_and_run_instance(context, instance, image,\n', '  File "/var/lib/openstack/lib/python3.12/site-packages/nova/compute/manager.py", line 2929, in _build_and_run_instance\n    raise exception.RescheduledException(\n', 'nova.exception.RescheduledException: Build of instance 48ecd789-4bfc-4037-9b19-b57fed107d65 was re-scheduled: Failure running os_vif plugin plug method: No VIF plugin was found with the name ovs\n']
2026-07-08 06:23:16.703 10 WARNING nova.scheduler.utils [None req-0e4e4c9f-f4c9-4bbc-b531-b432f8922ce4 6a7c6af8397d448781453b0b2566ae9a 038a3716ed314893b4672d01fadebc61 - - default default] Failed to compute_task_build_instances: Exceeded maximum number of retries. Exhausted all hosts available for retrying build failures for instance 48ecd789-4bfc-4037-9b19-b57fed107d65.: nova.exception.MaxRetriesExceeded: Exceeded maximum number of retries. Exhausted all hosts available for retrying build failures for instance 48ecd789-4bfc-4037-9b19-b57fed107d65.
2026-07-08 06:23:16.703 10 WARNING nova.scheduler.utils [None req-0e4e4c9f-f4c9-4bbc-b531-b432f8922ce4 6a7c6af8397d448781453b0b2566ae9a 038a3716ed314893b4672d01fadebc61 - - default default] [instance: 48ecd789-4bfc-4037-9b19-b57fed107d65] Setting instance to ERROR state.: nova.exception.MaxRetriesExceeded: Exceeded maximum number of retries. Exhausted all hosts available for retrying build failures for instance 48ecd789-4bfc-4037-9b19-b57fed107d65.
2026-07-08 06:23:16.744 10 WARNING neutronclient.v2_0.client [None req-0e4e4c9f-f4c9-4bbc-b531-b432f8922ce4 6a7c6af8397d448781453b0b2566ae9a 038a3716ed314893b4672d01fadebc61 - - 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 48ecd789-4bfc-4037-9b19-b57fed107d65.
2026-07-08 06:23:16.769 10 WARNING neutronclient.v2_0.client [None req-0e4e4c9f-f4c9-4bbc-b531-b432f8922ce4 6a7c6af8397d448781453b0b2566ae9a 038a3716ed314893b4672d01fadebc61 - - 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 48ecd789-4bfc-4037-9b19-b57fed107d65.
2026-07-08 06:23:44.171 10 ERROR nova.scheduler.utils [None req-331eb822-37b8-4098-bc76-53e610cca6ec 3c1c516113494774a06958aceafba4d4 445f275b018a4c64b8b2e9535c33b9f7 - - default default] [instance: dfe57d3f-87bb-45d3-824a-e77047f3fb8a] Error from last host: instance (node instance): ['Traceback (most recent call last):\n', '  File "/var/lib/openstack/lib/python3.12/site-packages/os_vif/__init__.py", line 84, in plug\n    plugin = _EXT_MANAGER[plugin_name].obj\n             ~~~~~~~~~~~~^^^^^^^^^^^^^\n', '  File "/var/lib/openstack/lib/python3.12/site-packages/stevedore/extension.py", line 452, in __getitem__\n    return self._extensions_by_name[name]\n           ~~~~~~~~~~~~~~~~~~~~~~~~^^^^^^\n', "KeyError: 'ovs'\n", '\nDuring handling of the above exception, another exception occurred:\n\n', 'Traceback (most recent call last):\n', '  File "/var/lib/openstack/lib/python3.12/site-packages/nova/virt/libvirt/vif.py", line 755, in _plug_os_vif\n    os_vif.plug(vif, instance_info)\n', '  File "/var/lib/openstack/lib/python3.12/site-packages/os_vif/__init__.py", line 86, in plug\n    raise os_vif.exception.NoMatchingPlugin(plugin_name=plugin_name)\n', 'os_vif.exception.NoMatchingPlugin: No VIF plugin was found with the name ovs\n', '\nDuring handling of the above exception, another exception occurred:\n\n', 'Traceback (most recent call last):\n', '  File "/var/lib/openstack/lib/python3.12/site-packages/nova/compute/manager.py", line 2821, in _build_and_run_instance\n    self.driver.spawn(context, instance, image_meta,\n', '  File "/var/lib/openstack/lib/python3.12/site-packages/nova/virt/libvirt/driver.py", line 4879, in spawn\n    self._create_guest_with_network(\n', '  File "/var/lib/openstack/lib/python3.12/site-packages/nova/virt/libvirt/driver.py", line 8471, in _create_guest_with_network\n    with excutils.save_and_reraise_exception():\n', '  File "/var/lib/openstack/lib/python3.12/site-packages/oslo_utils/excutils.py", line 266, in __exit__\n    self.force_reraise()\n', '  File "/var/lib/openstack/lib/python3.12/site-packages/oslo_utils/excutils.py", line 232, in force_reraise\n    raise self.value\n', '  File "/var/lib/openstack/lib/python3.12/site-packages/nova/virt/libvirt/driver.py", line 8444, in _create_guest_with_network\n    self.plug_vifs(instance, network_info)\n', '  File "/var/lib/openstack/lib/python3.12/site-packages/nova/virt/libvirt/driver.py", line 1511, in plug_vifs\n    self.vif_driver.plug(instance, vif)\n', '  File "/var/lib/openstack/lib/python3.12/site-packages/nova/virt/libvirt/vif.py", line 779, in plug\n    self._plug_os_vif(instance, vif_obj)\n', '  File "/var/lib/openstack/lib/python3.12/site-packages/nova/virt/libvirt/vif.py", line 759, in _plug_os_vif\n    raise exception.InternalError(msg)\n', 'nova.exception.InternalError: Failure running os_vif plugin plug method: No VIF plugin was found with the name ovs\n', '\nDuring handling of the above exception, another exception occurred:\n\n', 'Traceback (most recent call last):\n', '  File "/var/lib/openstack/lib/python3.12/site-packages/nova/compute/manager.py", line 2636, in _do_build_and_run_instance\n    self._build_and_run_instance(context, instance, image,\n', '  File "/var/lib/openstack/lib/python3.12/site-packages/nova/compute/manager.py", line 2929, in _build_and_run_instance\n    raise exception.RescheduledException(\n', 'nova.exception.RescheduledException: Build of instance dfe57d3f-87bb-45d3-824a-e77047f3fb8a was re-scheduled: Failure running os_vif plugin plug method: No VIF plugin was found with the name ovs\n']
2026-07-08 06:23:44.172 10 WARNING nova.scheduler.utils [None req-331eb822-37b8-4098-bc76-53e610cca6ec 3c1c516113494774a06958aceafba4d4 445f275b018a4c64b8b2e9535c33b9f7 - - default default] Failed to compute_task_build_instances: Exceeded maximum number of retries. Exhausted all hosts available for retrying build failures for instance dfe57d3f-87bb-45d3-824a-e77047f3fb8a.: nova.exception.MaxRetriesExceeded: Exceeded maximum number of retries. Exhausted all hosts available for retrying build failures for instance dfe57d3f-87bb-45d3-824a-e77047f3fb8a.
2026-07-08 06:23:44.172 10 WARNING nova.scheduler.utils [None req-331eb822-37b8-4098-bc76-53e610cca6ec 3c1c516113494774a06958aceafba4d4 445f275b018a4c64b8b2e9535c33b9f7 - - default default] [instance: dfe57d3f-87bb-45d3-824a-e77047f3fb8a] Setting instance to ERROR state.: nova.exception.MaxRetriesExceeded: Exceeded maximum number of retries. Exhausted all hosts available for retrying build failures for instance dfe57d3f-87bb-45d3-824a-e77047f3fb8a.
2026-07-08 06:23:44.213 10 WARNING neutronclient.v2_0.client [None req-331eb822-37b8-4098-bc76-53e610cca6ec 3c1c516113494774a06958aceafba4d4 445f275b018a4c64b8b2e9535c33b9f7 - - 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 dfe57d3f-87bb-45d3-824a-e77047f3fb8a.
2026-07-08 06:23:44.393 10 WARNING neutronclient.v2_0.client [None req-331eb822-37b8-4098-bc76-53e610cca6ec 3c1c516113494774a06958aceafba4d4 445f275b018a4c64b8b2e9535c33b9f7 - - 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 dfe57d3f-87bb-45d3-824a-e77047f3fb8a.
2026-07-08 06:23:53.517 12 ERROR nova.scheduler.utils [None req-05ecf8f7-aa64-48d8-b705-61924cffa9dd 5efd26f53c66463183c615d1d6a9aa39 808bd3d9a59345798a6e4f6b68108ef9 - - default default] [instance: f5476f8f-f213-4a01-bd96-4058415380f1] Error from last host: instance (node instance): ['Traceback (most recent call last):\n', '  File "/var/lib/openstack/lib/python3.12/site-packages/os_vif/__init__.py", line 84, in plug\n    plugin = _EXT_MANAGER[plugin_name].obj\n             ~~~~~~~~~~~~^^^^^^^^^^^^^\n', '  File "/var/lib/openstack/lib/python3.12/site-packages/stevedore/extension.py", line 452, in __getitem__\n    return self._extensions_by_name[name]\n           ~~~~~~~~~~~~~~~~~~~~~~~~^^^^^^\n', "KeyError: 'ovs'\n", '\nDuring handling of the above exception, another exception occurred:\n\n', 'Traceback (most recent call last):\n', '  File "/var/lib/openstack/lib/python3.12/site-packages/nova/virt/libvirt/vif.py", line 755, in _plug_os_vif\n    os_vif.plug(vif, instance_info)\n', '  File "/var/lib/openstack/lib/python3.12/site-packages/os_vif/__init__.py", line 86, in plug\n    raise os_vif.exception.NoMatchingPlugin(plugin_name=plugin_name)\n', 'os_vif.exception.NoMatchingPlugin: No VIF plugin was found with the name ovs\n', '\nDuring handling of the above exception, another exception occurred:\n\n', 'Traceback (most recent call last):\n', '  File "/var/lib/openstack/lib/python3.12/site-packages/nova/compute/manager.py", line 2821, in _build_and_run_instance\n    self.driver.spawn(context, instance, image_meta,\n', '  File "/var/lib/openstack/lib/python3.12/site-packages/nova/virt/libvirt/driver.py", line 4879, in spawn\n    self._create_guest_with_network(\n', '  File "/var/lib/openstack/lib/python3.12/site-packages/nova/virt/libvirt/driver.py", line 8471, in _create_guest_with_network\n    with excutils.save_and_reraise_exception():\n', '  File "/var/lib/openstack/lib/python3.12/site-packages/oslo_utils/excutils.py", line 266, in __exit__\n    self.force_reraise()\n', '  File "/var/lib/openstack/lib/python3.12/site-packages/oslo_utils/excutils.py", line 232, in force_reraise\n    raise self.value\n', '  File "/var/lib/openstack/lib/python3.12/site-packages/nova/virt/libvirt/driver.py", line 8444, in _create_guest_with_network\n    self.plug_vifs(instance, network_info)\n', '  File "/var/lib/openstack/lib/python3.12/site-packages/nova/virt/libvirt/driver.py", line 1511, in plug_vifs\n    self.vif_driver.plug(instance, vif)\n', '  File "/var/lib/openstack/lib/python3.12/site-packages/nova/virt/libvirt/vif.py", line 779, in plug\n    self._plug_os_vif(instance, vif_obj)\n', '  File "/var/lib/openstack/lib/python3.12/site-packages/nova/virt/libvirt/vif.py", line 759, in _plug_os_vif\n    raise exception.InternalError(msg)\n', 'nova.exception.InternalError: Failure running os_vif plugin plug method: No VIF plugin was found with the name ovs\n', '\nDuring handling of the above exception, another exception occurred:\n\n', 'Traceback (most recent call last):\n', '  File "/var/lib/openstack/lib/python3.12/site-packages/nova/compute/manager.py", line 2636, in _do_build_and_run_instance\n    self._build_and_run_instance(context, instance, image,\n', '  File "/var/lib/openstack/lib/python3.12/site-packages/nova/compute/manager.py", line 2929, in _build_and_run_instance\n    raise exception.RescheduledException(\n', 'nova.exception.RescheduledException: Build of instance f5476f8f-f213-4a01-bd96-4058415380f1 was re-scheduled: Failure running os_vif plugin plug method: No VIF plugin was found with the name ovs\n']
2026-07-08 06:23:53.518 12 WARNING nova.scheduler.utils [None req-05ecf8f7-aa64-48d8-b705-61924cffa9dd 5efd26f53c66463183c615d1d6a9aa39 808bd3d9a59345798a6e4f6b68108ef9 - - default default] Failed to compute_task_build_instances: Exceeded maximum number of retries. Exhausted all hosts available for retrying build failures for instance f5476f8f-f213-4a01-bd96-4058415380f1.: nova.exception.MaxRetriesExceeded: Exceeded maximum number of retries. Exhausted all hosts available for retrying build failures for instance f5476f8f-f213-4a01-bd96-4058415380f1.
2026-07-08 06:23:53.519 12 WARNING nova.scheduler.utils [None req-05ecf8f7-aa64-48d8-b705-61924cffa9dd 5efd26f53c66463183c615d1d6a9aa39 808bd3d9a59345798a6e4f6b68108ef9 - - default default] [instance: f5476f8f-f213-4a01-bd96-4058415380f1] Setting instance to ERROR state.: nova.exception.MaxRetriesExceeded: Exceeded maximum number of retries. Exhausted all hosts available for retrying build failures for instance f5476f8f-f213-4a01-bd96-4058415380f1.
2026-07-08 06:23:53.596 12 WARNING neutronclient.v2_0.client [None req-05ecf8f7-aa64-48d8-b705-61924cffa9dd 5efd26f53c66463183c615d1d6a9aa39 808bd3d9a59345798a6e4f6b68108ef9 - - 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 f5476f8f-f213-4a01-bd96-4058415380f1.
2026-07-08 06:23:54.219 12 WARNING neutronclient.v2_0.client [None req-05ecf8f7-aa64-48d8-b705-61924cffa9dd 5efd26f53c66463183c615d1d6a9aa39 808bd3d9a59345798a6e4f6b68108ef9 - - 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 f5476f8f-f213-4a01-bd96-4058415380f1.
2026-07-08 06:24:21.941 12 ERROR nova.scheduler.utils [None req-12387357-1d4c-4e26-ab16-f1980744bbf3 7b69c8c2bc4f4f8c8f3990aa1eac2f15 9fec4b80b2534f03b42faeb4eedf84bd - - default default] [instance: 92125712-6eec-4f1c-b2b0-ca8464f1a083] Error from last host: instance (node instance): ['Traceback (most recent call last):\n', '  File "/var/lib/openstack/lib/python3.12/site-packages/os_vif/__init__.py", line 84, in plug\n    plugin = _EXT_MANAGER[plugin_name].obj\n             ~~~~~~~~~~~~^^^^^^^^^^^^^\n', '  File "/var/lib/openstack/lib/python3.12/site-packages/stevedore/extension.py", line 452, in __getitem__\n    return self._extensions_by_name[name]\n           ~~~~~~~~~~~~~~~~~~~~~~~~^^^^^^\n', "KeyError: 'ovs'\n", '\nDuring handling of the above exception, another exception occurred:\n\n', 'Traceback (most recent call last):\n', '  File "/var/lib/openstack/lib/python3.12/site-packages/nova/virt/libvirt/vif.py", line 755, in _plug_os_vif\n    os_vif.plug(vif, instance_info)\n', '  File "/var/lib/openstack/lib/python3.12/site-packages/os_vif/__init__.py", line 86, in plug\n    raise os_vif.exception.NoMatchingPlugin(plugin_name=plugin_name)\n', 'os_vif.exception.NoMatchingPlugin: No VIF plugin was found with the name ovs\n', '\nDuring handling of the above exception, another exception occurred:\n\n', 'Traceback (most recent call last):\n', '  File "/var/lib/openstack/lib/python3.12/site-packages/nova/compute/manager.py", line 2821, in _build_and_run_instance\n    self.driver.spawn(context, instance, image_meta,\n', '  File "/var/lib/openstack/lib/python3.12/site-packages/nova/virt/libvirt/driver.py", line 4879, in spawn\n    self._create_guest_with_network(\n', '  File "/var/lib/openstack/lib/python3.12/site-packages/nova/virt/libvirt/driver.py", line 8471, in _create_guest_with_network\n    with excutils.save_and_reraise_exception():\n', '  File "/var/lib/openstack/lib/python3.12/site-packages/oslo_utils/excutils.py", line 266, in __exit__\n    self.force_reraise()\n', '  File "/var/lib/openstack/lib/python3.12/site-packages/oslo_utils/excutils.py", line 232, in force_reraise\n    raise self.value\n', '  File "/var/lib/openstack/lib/python3.12/site-packages/nova/virt/libvirt/driver.py", line 8444, in _create_guest_with_network\n    self.plug_vifs(instance, network_info)\n', '  File "/var/lib/openstack/lib/python3.12/site-packages/nova/virt/libvirt/driver.py", line 1511, in plug_vifs\n    self.vif_driver.plug(instance, vif)\n', '  File "/var/lib/openstack/lib/python3.12/site-packages/nova/virt/libvirt/vif.py", line 779, in plug\n    self._plug_os_vif(instance, vif_obj)\n', '  File "/var/lib/openstack/lib/python3.12/site-packages/nova/virt/libvirt/vif.py", line 759, in _plug_os_vif\n    raise exception.InternalError(msg)\n', 'nova.exception.InternalError: Failure running os_vif plugin plug method: No VIF plugin was found with the name ovs\n', '\nDuring handling of the above exception, another exception occurred:\n\n', 'Traceback (most recent call last):\n', '  File "/var/lib/openstack/lib/python3.12/site-packages/nova/compute/manager.py", line 2636, in _do_build_and_run_instance\n    self._build_and_run_instance(context, instance, image,\n', '  File "/var/lib/openstack/lib/python3.12/site-packages/nova/compute/manager.py", line 2929, in _build_and_run_instance\n    raise exception.RescheduledException(\n', 'nova.exception.RescheduledException: Build of instance 92125712-6eec-4f1c-b2b0-ca8464f1a083 was re-scheduled: Failure running os_vif plugin plug method: No VIF plugin was found with the name ovs\n']
2026-07-08 06:24:21.942 12 WARNING nova.scheduler.utils [None req-12387357-1d4c-4e26-ab16-f1980744bbf3 7b69c8c2bc4f4f8c8f3990aa1eac2f15 9fec4b80b2534f03b42faeb4eedf84bd - - default default] Failed to compute_task_build_instances: Exceeded maximum number of retries. Exhausted all hosts available for retrying build failures for instance 92125712-6eec-4f1c-b2b0-ca8464f1a083.: nova.exception.MaxRetriesExceeded: Exceeded maximum number of retries. Exhausted all hosts available for retrying build failures for instance 92125712-6eec-4f1c-b2b0-ca8464f1a083.
2026-07-08 06:24:21.942 12 WARNING nova.scheduler.utils [None req-12387357-1d4c-4e26-ab16-f1980744bbf3 7b69c8c2bc4f4f8c8f3990aa1eac2f15 9fec4b80b2534f03b42faeb4eedf84bd - - default default] [instance: 92125712-6eec-4f1c-b2b0-ca8464f1a083] Setting instance to ERROR state.: nova.exception.MaxRetriesExceeded: Exceeded maximum number of retries. Exhausted all hosts available for retrying build failures for instance 92125712-6eec-4f1c-b2b0-ca8464f1a083.
2026-07-08 06:24:21.984 12 WARNING neutronclient.v2_0.client [None req-12387357-1d4c-4e26-ab16-f1980744bbf3 7b69c8c2bc4f4f8c8f3990aa1eac2f15 9fec4b80b2534f03b42faeb4eedf84bd - - 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 92125712-6eec-4f1c-b2b0-ca8464f1a083.
2026-07-08 06:24:22.059 12 WARNING neutronclient.v2_0.client [None req-12387357-1d4c-4e26-ab16-f1980744bbf3 7b69c8c2bc4f4f8c8f3990aa1eac2f15 9fec4b80b2534f03b42faeb4eedf84bd - - 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 92125712-6eec-4f1c-b2b0-ca8464f1a083.
2026-07-08 06:25:03.821 12 ERROR nova.scheduler.utils [None req-993d4074-f868-41ca-b052-465db6e94b9b f38a110362c24fae94d5208eb912cb30 d3fc6781fe4c4beda72f245f59c8f99f - - default default] [instance: 3e8ae15a-0c73-4431-a78d-d7f1c00a155d] Error from last host: instance (node instance): ['Traceback (most recent call last):\n', '  File "/var/lib/openstack/lib/python3.12/site-packages/os_vif/__init__.py", line 84, in plug\n    plugin = _EXT_MANAGER[plugin_name].obj\n             ~~~~~~~~~~~~^^^^^^^^^^^^^\n', '  File "/var/lib/openstack/lib/python3.12/site-packages/stevedore/extension.py", line 452, in __getitem__\n    return self._extensions_by_name[name]\n           ~~~~~~~~~~~~~~~~~~~~~~~~^^^^^^\n', "KeyError: 'ovs'\n", '\nDuring handling of the above exception, another exception occurred:\n\n', 'Traceback (most recent call last):\n', '  File "/var/lib/openstack/lib/python3.12/site-packages/nova/virt/libvirt/vif.py", line 755, in _plug_os_vif\n    os_vif.plug(vif, instance_info)\n', '  File "/var/lib/openstack/lib/python3.12/site-packages/os_vif/__init__.py", line 86, in plug\n    raise os_vif.exception.NoMatchingPlugin(plugin_name=plugin_name)\n', 'os_vif.exception.NoMatchingPlugin: No VIF plugin was found with the name ovs\n', '\nDuring handling of the above exception, another exception occurred:\n\n', 'Traceback (most recent call last):\n', '  File "/var/lib/openstack/lib/python3.12/site-packages/nova/compute/manager.py", line 2821, in _build_and_run_instance\n    self.driver.spawn(context, instance, image_meta,\n', '  File "/var/lib/openstack/lib/python3.12/site-packages/nova/virt/libvirt/driver.py", line 4879, in spawn\n    self._create_guest_with_network(\n', '  File "/var/lib/openstack/lib/python3.12/site-packages/nova/virt/libvirt/driver.py", line 8471, in _create_guest_with_network\n    with excutils.save_and_reraise_exception():\n', '  File "/var/lib/openstack/lib/python3.12/site-packages/oslo_utils/excutils.py", line 266, in __exit__\n    self.force_reraise()\n', '  File "/var/lib/openstack/lib/python3.12/site-packages/oslo_utils/excutils.py", line 232, in force_reraise\n    raise self.value\n', '  File "/var/lib/openstack/lib/python3.12/site-packages/nova/virt/libvirt/driver.py", line 8444, in _create_guest_with_network\n    self.plug_vifs(instance, network_info)\n', '  File "/var/lib/openstack/lib/python3.12/site-packages/nova/virt/libvirt/driver.py", line 1511, in plug_vifs\n    self.vif_driver.plug(instance, vif)\n', '  File "/var/lib/openstack/lib/python3.12/site-packages/nova/virt/libvirt/vif.py", line 779, in plug\n    self._plug_os_vif(instance, vif_obj)\n', '  File "/var/lib/openstack/lib/python3.12/site-packages/nova/virt/libvirt/vif.py", line 759, in _plug_os_vif\n    raise exception.InternalError(msg)\n', 'nova.exception.InternalError: Failure running os_vif plugin plug method: No VIF plugin was found with the name ovs\n', '\nDuring handling of the above exception, another exception occurred:\n\n', 'Traceback (most recent call last):\n', '  File "/var/lib/openstack/lib/python3.12/site-packages/nova/compute/manager.py", line 2636, in _do_build_and_run_instance\n    self._build_and_run_instance(context, instance, image,\n', '  File "/var/lib/openstack/lib/python3.12/site-packages/nova/compute/manager.py", line 2929, in _build_and_run_instance\n    raise exception.RescheduledException(\n', 'nova.exception.RescheduledException: Build of instance 3e8ae15a-0c73-4431-a78d-d7f1c00a155d was re-scheduled: Failure running os_vif plugin plug method: No VIF plugin was found with the name ovs\n']
2026-07-08 06:25:03.821 12 WARNING nova.scheduler.utils [None req-993d4074-f868-41ca-b052-465db6e94b9b f38a110362c24fae94d5208eb912cb30 d3fc6781fe4c4beda72f245f59c8f99f - - default default] Failed to compute_task_build_instances: Exceeded maximum number of retries. Exhausted all hosts available for retrying build failures for instance 3e8ae15a-0c73-4431-a78d-d7f1c00a155d.: nova.exception.MaxRetriesExceeded: Exceeded maximum number of retries. Exhausted all hosts available for retrying build failures for instance 3e8ae15a-0c73-4431-a78d-d7f1c00a155d.
2026-07-08 06:25:03.822 12 WARNING nova.scheduler.utils [None req-993d4074-f868-41ca-b052-465db6e94b9b f38a110362c24fae94d5208eb912cb30 d3fc6781fe4c4beda72f245f59c8f99f - - default default] [instance: 3e8ae15a-0c73-4431-a78d-d7f1c00a155d] Setting instance to ERROR state.: nova.exception.MaxRetriesExceeded: Exceeded maximum number of retries. Exhausted all hosts available for retrying build failures for instance 3e8ae15a-0c73-4431-a78d-d7f1c00a155d.
2026-07-08 06:25:03.862 12 WARNING neutronclient.v2_0.client [None req-993d4074-f868-41ca-b052-465db6e94b9b f38a110362c24fae94d5208eb912cb30 d3fc6781fe4c4beda72f245f59c8f99f - - 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 3e8ae15a-0c73-4431-a78d-d7f1c00a155d.
2026-07-08 06:25:04.050 12 WARNING neutronclient.v2_0.client [None req-993d4074-f868-41ca-b052-465db6e94b9b f38a110362c24fae94d5208eb912cb30 d3fc6781fe4c4beda72f245f59c8f99f - - 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 3e8ae15a-0c73-4431-a78d-d7f1c00a155d.
2026-07-08 06:25:48.391 12 ERROR nova.scheduler.utils [None req-231dda4e-fb4b-485a-90f1-d001fdf3421f 52a62bda4c8a43dc918e79edfb607de4 fdaec01bca6945108adeade8c93c6a48 - - default default] [instance: 4f4b9397-3e88-4bce-a70d-00cf959306a2] Error from last host: instance (node instance): ['Traceback (most recent call last):\n', '  File "/var/lib/openstack/lib/python3.12/site-packages/os_vif/__init__.py", line 84, in plug\n    plugin = _EXT_MANAGER[plugin_name].obj\n             ~~~~~~~~~~~~^^^^^^^^^^^^^\n', '  File "/var/lib/openstack/lib/python3.12/site-packages/stevedore/extension.py", line 452, in __getitem__\n    return self._extensions_by_name[name]\n           ~~~~~~~~~~~~~~~~~~~~~~~~^^^^^^\n', "KeyError: 'ovs'\n", '\nDuring handling of the above exception, another exception occurred:\n\n', 'Traceback (most recent call last):\n', '  File "/var/lib/openstack/lib/python3.12/site-packages/nova/virt/libvirt/vif.py", line 755, in _plug_os_vif\n    os_vif.plug(vif, instance_info)\n', '  File "/var/lib/openstack/lib/python3.12/site-packages/os_vif/__init__.py", line 86, in plug\n    raise os_vif.exception.NoMatchingPlugin(plugin_name=plugin_name)\n', 'os_vif.exception.NoMatchingPlugin: No VIF plugin was found with the name ovs\n', '\nDuring handling of the above exception, another exception occurred:\n\n', 'Traceback (most recent call last):\n', '  File "/var/lib/openstack/lib/python3.12/site-packages/nova/compute/manager.py", line 2821, in _build_and_run_instance\n    self.driver.spawn(context, instance, image_meta,\n', '  File "/var/lib/openstack/lib/python3.12/site-packages/nova/virt/libvirt/driver.py", line 4879, in spawn\n    self._create_guest_with_network(\n', '  File "/var/lib/openstack/lib/python3.12/site-packages/nova/virt/libvirt/driver.py", line 8471, in _create_guest_with_network\n    with excutils.save_and_reraise_exception():\n', '  File "/var/lib/openstack/lib/python3.12/site-packages/oslo_utils/excutils.py", line 266, in __exit__\n    self.force_reraise()\n', '  File "/var/lib/openstack/lib/python3.12/site-packages/oslo_utils/excutils.py", line 232, in force_reraise\n    raise self.value\n', '  File "/var/lib/openstack/lib/python3.12/site-packages/nova/virt/libvirt/driver.py", line 8444, in _create_guest_with_network\n    self.plug_vifs(instance, network_info)\n', '  File "/var/lib/openstack/lib/python3.12/site-packages/nova/virt/libvirt/driver.py", line 1511, in plug_vifs\n    self.vif_driver.plug(instance, vif)\n', '  File "/var/lib/openstack/lib/python3.12/site-packages/nova/virt/libvirt/vif.py", line 779, in plug\n    self._plug_os_vif(instance, vif_obj)\n', '  File "/var/lib/openstack/lib/python3.12/site-packages/nova/virt/libvirt/vif.py", line 759, in _plug_os_vif\n    raise exception.InternalError(msg)\n', 'nova.exception.InternalError: Failure running os_vif plugin plug method: No VIF plugin was found with the name ovs\n', '\nDuring handling of the above exception, another exception occurred:\n\n', 'Traceback (most recent call last):\n', '  File "/var/lib/openstack/lib/python3.12/site-packages/nova/compute/manager.py", line 2636, in _do_build_and_run_instance\n    self._build_and_run_instance(context, instance, image,\n', '  File "/var/lib/openstack/lib/python3.12/site-packages/nova/compute/manager.py", line 2929, in _build_and_run_instance\n    raise exception.RescheduledException(\n', 'nova.exception.RescheduledException: Build of instance 4f4b9397-3e88-4bce-a70d-00cf959306a2 was re-scheduled: Failure running os_vif plugin plug method: No VIF plugin was found with the name ovs\n']
2026-07-08 06:25:48.392 12 WARNING nova.scheduler.utils [None req-231dda4e-fb4b-485a-90f1-d001fdf3421f 52a62bda4c8a43dc918e79edfb607de4 fdaec01bca6945108adeade8c93c6a48 - - default default] Failed to compute_task_build_instances: Exceeded maximum number of retries. Exhausted all hosts available for retrying build failures for instance 4f4b9397-3e88-4bce-a70d-00cf959306a2.: nova.exception.MaxRetriesExceeded: Exceeded maximum number of retries. Exhausted all hosts available for retrying build failures for instance 4f4b9397-3e88-4bce-a70d-00cf959306a2.
2026-07-08 06:25:48.392 12 WARNING nova.scheduler.utils [None req-231dda4e-fb4b-485a-90f1-d001fdf3421f 52a62bda4c8a43dc918e79edfb607de4 fdaec01bca6945108adeade8c93c6a48 - - default default] [instance: 4f4b9397-3e88-4bce-a70d-00cf959306a2] Setting instance to ERROR state.: nova.exception.MaxRetriesExceeded: Exceeded maximum number of retries. Exhausted all hosts available for retrying build failures for instance 4f4b9397-3e88-4bce-a70d-00cf959306a2.
2026-07-08 06:25:48.433 12 WARNING neutronclient.v2_0.client [None req-231dda4e-fb4b-485a-90f1-d001fdf3421f 52a62bda4c8a43dc918e79edfb607de4 fdaec01bca6945108adeade8c93c6a48 - - 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 4f4b9397-3e88-4bce-a70d-00cf959306a2.
2026-07-08 06:25:48.458 12 WARNING neutronclient.v2_0.client [None req-231dda4e-fb4b-485a-90f1-d001fdf3421f 52a62bda4c8a43dc918e79edfb607de4 fdaec01bca6945108adeade8c93c6a48 - - 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 4f4b9397-3e88-4bce-a70d-00cf959306a2.
2026-07-08 06:26:39.159 12 ERROR nova.scheduler.utils [None req-19e5afd7-f10f-4ae9-bf7a-3b81a04e63e7 bcd909989c824792af03485c424fefda 11465ee54bd944bb83b71902732770e0 - - default default] [instance: e7ccf936-75dc-471c-bffd-e9ded84e0a2f] Error from last host: instance (node instance): ['Traceback (most recent call last):\n', '  File "/var/lib/openstack/lib/python3.12/site-packages/os_vif/__init__.py", line 84, in plug\n    plugin = _EXT_MANAGER[plugin_name].obj\n             ~~~~~~~~~~~~^^^^^^^^^^^^^\n', '  File "/var/lib/openstack/lib/python3.12/site-packages/stevedore/extension.py", line 452, in __getitem__\n    return self._extensions_by_name[name]\n           ~~~~~~~~~~~~~~~~~~~~~~~~^^^^^^\n', "KeyError: 'ovs'\n", '\nDuring handling of the above exception, another exception occurred:\n\n', 'Traceback (most recent call last):\n', '  File "/var/lib/openstack/lib/python3.12/site-packages/nova/virt/libvirt/vif.py", line 755, in _plug_os_vif\n    os_vif.plug(vif, instance_info)\n', '  File "/var/lib/openstack/lib/python3.12/site-packages/os_vif/__init__.py", line 86, in plug\n    raise os_vif.exception.NoMatchingPlugin(plugin_name=plugin_name)\n', 'os_vif.exception.NoMatchingPlugin: No VIF plugin was found with the name ovs\n', '\nDuring handling of the above exception, another exception occurred:\n\n', 'Traceback (most recent call last):\n', '  File "/var/lib/openstack/lib/python3.12/site-packages/nova/compute/manager.py", line 2821, in _build_and_run_instance\n    self.driver.spawn(context, instance, image_meta,\n', '  File "/var/lib/openstack/lib/python3.12/site-packages/nova/virt/libvirt/driver.py", line 4879, in spawn\n    self._create_guest_with_network(\n', '  File "/var/lib/openstack/lib/python3.12/site-packages/nova/virt/libvirt/driver.py", line 8471, in _create_guest_with_network\n    with excutils.save_and_reraise_exception():\n', '  File "/var/lib/openstack/lib/python3.12/site-packages/oslo_utils/excutils.py", line 266, in __exit__\n    self.force_reraise()\n', '  File "/var/lib/openstack/lib/python3.12/site-packages/oslo_utils/excutils.py", line 232, in force_reraise\n    raise self.value\n', '  File "/var/lib/openstack/lib/python3.12/site-packages/nova/virt/libvirt/driver.py", line 8444, in _create_guest_with_network\n    self.plug_vifs(instance, network_info)\n', '  File "/var/lib/openstack/lib/python3.12/site-packages/nova/virt/libvirt/driver.py", line 1511, in plug_vifs\n    self.vif_driver.plug(instance, vif)\n', '  File "/var/lib/openstack/lib/python3.12/site-packages/nova/virt/libvirt/vif.py", line 779, in plug\n    self._plug_os_vif(instance, vif_obj)\n', '  File "/var/lib/openstack/lib/python3.12/site-packages/nova/virt/libvirt/vif.py", line 759, in _plug_os_vif\n    raise exception.InternalError(msg)\n', 'nova.exception.InternalError: Failure running os_vif plugin plug method: No VIF plugin was found with the name ovs\n', '\nDuring handling of the above exception, another exception occurred:\n\n', 'Traceback (most recent call last):\n', '  File "/var/lib/openstack/lib/python3.12/site-packages/nova/compute/manager.py", line 2636, in _do_build_and_run_instance\n    self._build_and_run_instance(context, instance, image,\n', '  File "/var/lib/openstack/lib/python3.12/site-packages/nova/compute/manager.py", line 2929, in _build_and_run_instance\n    raise exception.RescheduledException(\n', 'nova.exception.RescheduledException: Build of instance e7ccf936-75dc-471c-bffd-e9ded84e0a2f was re-scheduled: Failure running os_vif plugin plug method: No VIF plugin was found with the name ovs\n']
2026-07-08 06:26:39.160 12 WARNING nova.scheduler.utils [None req-19e5afd7-f10f-4ae9-bf7a-3b81a04e63e7 bcd909989c824792af03485c424fefda 11465ee54bd944bb83b71902732770e0 - - default default] Failed to compute_task_build_instances: Exceeded maximum number of retries. Exhausted all hosts available for retrying build failures for instance e7ccf936-75dc-471c-bffd-e9ded84e0a2f.: nova.exception.MaxRetriesExceeded: Exceeded maximum number of retries. Exhausted all hosts available for retrying build failures for instance e7ccf936-75dc-471c-bffd-e9ded84e0a2f.
2026-07-08 06:26:39.160 12 WARNING nova.scheduler.utils [None req-19e5afd7-f10f-4ae9-bf7a-3b81a04e63e7 bcd909989c824792af03485c424fefda 11465ee54bd944bb83b71902732770e0 - - default default] [instance: e7ccf936-75dc-471c-bffd-e9ded84e0a2f] Setting instance to ERROR state.: nova.exception.MaxRetriesExceeded: Exceeded maximum number of retries. Exhausted all hosts available for retrying build failures for instance e7ccf936-75dc-471c-bffd-e9ded84e0a2f.
2026-07-08 06:26:39.207 12 WARNING neutronclient.v2_0.client [None req-19e5afd7-f10f-4ae9-bf7a-3b81a04e63e7 bcd909989c824792af03485c424fefda 11465ee54bd944bb83b71902732770e0 - - 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 e7ccf936-75dc-471c-bffd-e9ded84e0a2f.
2026-07-08 06:26:39.270 12 WARNING neutronclient.v2_0.client [None req-19e5afd7-f10f-4ae9-bf7a-3b81a04e63e7 bcd909989c824792af03485c424fefda 11465ee54bd944bb83b71902732770e0 - - 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 e7ccf936-75dc-471c-bffd-e9ded84e0a2f.
2026-07-08 06:27:03.730 10 ERROR nova.scheduler.utils [None req-7fd42cc8-516c-461c-b3f2-fdb2bc236f55 7728157d32de43a29d03f7ed2a82002e 9863e54347e147a392b152d115b3bcad - - default default] [instance: 04f461b6-1184-4f2f-80d2-36f3f1604b9f] Error from last host: instance (node instance): ['Traceback (most recent call last):\n', '  File "/var/lib/openstack/lib/python3.12/site-packages/os_vif/__init__.py", line 84, in plug\n    plugin = _EXT_MANAGER[plugin_name].obj\n             ~~~~~~~~~~~~^^^^^^^^^^^^^\n', '  File "/var/lib/openstack/lib/python3.12/site-packages/stevedore/extension.py", line 452, in __getitem__\n    return self._extensions_by_name[name]\n           ~~~~~~~~~~~~~~~~~~~~~~~~^^^^^^\n', "KeyError: 'ovs'\n", '\nDuring handling of the above exception, another exception occurred:\n\n', 'Traceback (most recent call last):\n', '  File "/var/lib/openstack/lib/python3.12/site-packages/nova/virt/libvirt/vif.py", line 755, in _plug_os_vif\n    os_vif.plug(vif, instance_info)\n', '  File "/var/lib/openstack/lib/python3.12/site-packages/os_vif/__init__.py", line 86, in plug\n    raise os_vif.exception.NoMatchingPlugin(plugin_name=plugin_name)\n', 'os_vif.exception.NoMatchingPlugin: No VIF plugin was found with the name ovs\n', '\nDuring handling of the above exception, another exception occurred:\n\n', 'Traceback (most recent call last):\n', '  File "/var/lib/openstack/lib/python3.12/site-packages/nova/compute/manager.py", line 2821, in _build_and_run_instance\n    self.driver.spawn(context, instance, image_meta,\n', '  File "/var/lib/openstack/lib/python3.12/site-packages/nova/virt/libvirt/driver.py", line 4879, in spawn\n    self._create_guest_with_network(\n', '  File "/var/lib/openstack/lib/python3.12/site-packages/nova/virt/libvirt/driver.py", line 8471, in _create_guest_with_network\n    with excutils.save_and_reraise_exception():\n', '  File "/var/lib/openstack/lib/python3.12/site-packages/oslo_utils/excutils.py", line 266, in __exit__\n    self.force_reraise()\n', '  File "/var/lib/openstack/lib/python3.12/site-packages/oslo_utils/excutils.py", line 232, in force_reraise\n    raise self.value\n', '  File "/var/lib/openstack/lib/python3.12/site-packages/nova/virt/libvirt/driver.py", line 8444, in _create_guest_with_network\n    self.plug_vifs(instance, network_info)\n', '  File "/var/lib/openstack/lib/python3.12/site-packages/nova/virt/libvirt/driver.py", line 1511, in plug_vifs\n    self.vif_driver.plug(instance, vif)\n', '  File "/var/lib/openstack/lib/python3.12/site-packages/nova/virt/libvirt/vif.py", line 779, in plug\n    self._plug_os_vif(instance, vif_obj)\n', '  File "/var/lib/openstack/lib/python3.12/site-packages/nova/virt/libvirt/vif.py", line 759, in _plug_os_vif\n    raise exception.InternalError(msg)\n', 'nova.exception.InternalError: Failure running os_vif plugin plug method: No VIF plugin was found with the name ovs\n', '\nDuring handling of the above exception, another exception occurred:\n\n', 'Traceback (most recent call last):\n', '  File "/var/lib/openstack/lib/python3.12/site-packages/nova/compute/manager.py", line 2636, in _do_build_and_run_instance\n    self._build_and_run_instance(context, instance, image,\n', '  File "/var/lib/openstack/lib/python3.12/site-packages/nova/compute/manager.py", line 2929, in _build_and_run_instance\n    raise exception.RescheduledException(\n', 'nova.exception.RescheduledException: Build of instance 04f461b6-1184-4f2f-80d2-36f3f1604b9f was re-scheduled: Failure running os_vif plugin plug method: No VIF plugin was found with the name ovs\n']
2026-07-08 06:27:03.732 10 WARNING nova.scheduler.utils [None req-7fd42cc8-516c-461c-b3f2-fdb2bc236f55 7728157d32de43a29d03f7ed2a82002e 9863e54347e147a392b152d115b3bcad - - default default] Failed to compute_task_build_instances: Exceeded maximum number of retries. Exhausted all hosts available for retrying build failures for instance 04f461b6-1184-4f2f-80d2-36f3f1604b9f.: nova.exception.MaxRetriesExceeded: Exceeded maximum number of retries. Exhausted all hosts available for retrying build failures for instance 04f461b6-1184-4f2f-80d2-36f3f1604b9f.
2026-07-08 06:27:03.732 10 WARNING nova.scheduler.utils [None req-7fd42cc8-516c-461c-b3f2-fdb2bc236f55 7728157d32de43a29d03f7ed2a82002e 9863e54347e147a392b152d115b3bcad - - default default] [instance: 04f461b6-1184-4f2f-80d2-36f3f1604b9f] Setting instance to ERROR state.: nova.exception.MaxRetriesExceeded: Exceeded maximum number of retries. Exhausted all hosts available for retrying build failures for instance 04f461b6-1184-4f2f-80d2-36f3f1604b9f.
2026-07-08 06:27:03.783 10 WARNING neutronclient.v2_0.client [None req-7fd42cc8-516c-461c-b3f2-fdb2bc236f55 7728157d32de43a29d03f7ed2a82002e 9863e54347e147a392b152d115b3bcad - - 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 04f461b6-1184-4f2f-80d2-36f3f1604b9f.
2026-07-08 06:27:03.809 10 WARNING neutronclient.v2_0.client [None req-7fd42cc8-516c-461c-b3f2-fdb2bc236f55 7728157d32de43a29d03f7ed2a82002e 9863e54347e147a392b152d115b3bcad - - 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 04f461b6-1184-4f2f-80d2-36f3f1604b9f.