+ exec nova-conductor --config-file /etc/nova/nova.conf
2026-09-14 01:34:49.717 1 INFO nova.utils [None req-0365aa4d-9f95-4611-843e-5fd6577ccdd6 - - - - - -] The cell worker thread pool MainProcess.cell_worker is initialized
2026-09-14 01:34:49.904 1 INFO nova.utils [None req-0365aa4d-9f95-4611-843e-5fd6577ccdd6 - - - - - -] The cell worker thread pool MainProcess.cell_worker is shutting down
2026-09-14 01:34:50.904 1 INFO nova.utils [None req-0365aa4d-9f95-4611-843e-5fd6577ccdd6 - - - - - -] The cell worker thread pool MainProcess.cell_worker is closed
2026-09-14 01:34:50.907 1 WARNING oslo_service.backend._threading.service [None req-0365aa4d-9f95-4611-843e-5fd6577ccdd6 - - - - - -] Service Service is not picklable with spawn; falling back to fork. Please make the service spawn-safe to avoid this fallback.
2026-09-14 01:34:50.929 1 WARNING oslo_config.cfg [None req-0365aa4d-9f95-4611-843e-5fd6577ccdd6 - - - - - -] 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.
2026-09-14 01:34:50.989 10 INFO nova.service [-] Starting conductor node (version 33.1.0)
2026-09-14 01:34:50.999 12 INFO nova.service [-] Starting conductor node (version 33.1.0)
2026-09-14 02:15:32.627 10 INFO nova.utils [None req-159e868b-938a-4165-ba81-dc5b463ce4fc e9e6cd7bdbe7442bbcbef63998bd724b 2b23c40978554398a06887e2645f587e - - default default] The cell worker thread pool ForkProcess-1.cell_worker is initialized
2026-09-14 02:15:32.800 10 INFO nova.compute.rpcapi [None req-df83e57a-7994-42d7-ab02-623e4ef4e509 - - - - - -] Automatically selected compute RPC version 6.5 from minimum service version 72
2026-09-14 02:15:33.288 12 INFO nova.utils [None req-151e7092-f1e7-4479-ab39-b723b454624b b4625390e6b646c1b4d2e3a5a235df5d 9e62aef12d434ce3a4bd47b7880a8201 - - default default] The cell worker thread pool ForkProcess-2.cell_worker is initialized
2026-09-14 02:15:33.488 12 INFO nova.compute.rpcapi [None req-b94c7efa-a305-4e23-a48d-fdcc7dd9b516 - - - - - -] Automatically selected compute RPC version 6.5 from minimum service version 72
2026-09-14 02:15:49.668 10 ERROR nova.scheduler.utils [None req-159e868b-938a-4165-ba81-dc5b463ce4fc e9e6cd7bdbe7442bbcbef63998bd724b 2b23c40978554398a06887e2645f587e - - default default] [instance: 255fe34d-2399-4027-b573-a59961f79209] Error from last host: instance (node instance): ['Traceback (most recent call last):\n', '  File "/var/lib/openstack/lib/python3.12/site-packages/os_vif/__init__.py", line 84, in plug\n    plugin = _EXT_MANAGER[plugin_name].obj\n             ~~~~~~~~~~~~^^^^^^^^^^^^^\n', '  File "/var/lib/openstack/lib/python3.12/site-packages/stevedore/extension.py", line 452, in __getitem__\n    return self._extensions_by_name[name]\n           ~~~~~~~~~~~~~~~~~~~~~~~~^^^^^^\n', "KeyError: 'ovs'\n", '\nDuring handling of the above exception, another exception occurred:\n\n', 'Traceback (most recent call last):\n', '  File "/var/lib/openstack/lib/python3.12/site-packages/nova/virt/libvirt/vif.py", line 755, in _plug_os_vif\n    os_vif.plug(vif, instance_info)\n', '  File "/var/lib/openstack/lib/python3.12/site-packages/os_vif/__init__.py", line 86, in plug\n    raise os_vif.exception.NoMatchingPlugin(plugin_name=plugin_name)\n', 'os_vif.exception.NoMatchingPlugin: No VIF plugin was found with the name ovs\n', '\nDuring handling of the above exception, another exception occurred:\n\n', 'Traceback (most recent call last):\n', '  File "/var/lib/openstack/lib/python3.12/site-packages/nova/compute/manager.py", line 2723, in _build_and_run_instance\n    self.driver.spawn(context, instance, image_meta,\n', '  File "/var/lib/openstack/lib/python3.12/site-packages/nova/virt/libvirt/driver.py", line 5018, in spawn\n    self._create_guest_with_network(\n', '  File "/var/lib/openstack/lib/python3.12/site-packages/nova/virt/libvirt/driver.py", line 8610, 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 8583, 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 1650, in plug_vifs\n    self.vif_driver.plug(instance, vif)\n', '  File "/var/lib/openstack/lib/python3.12/site-packages/nova/virt/libvirt/vif.py", line 779, in plug\n    self._plug_os_vif(instance, vif_obj)\n', '  File "/var/lib/openstack/lib/python3.12/site-packages/nova/virt/libvirt/vif.py", line 759, in _plug_os_vif\n    raise exception.InternalError(msg)\n', 'nova.exception.InternalError: Failure running os_vif plugin plug method: No VIF plugin was found with the name ovs\n', '\nDuring handling of the above exception, another exception occurred:\n\n', 'Traceback (most recent call last):\n', '  File "/var/lib/openstack/lib/python3.12/site-packages/nova/compute/manager.py", line 2538, in _do_build_and_run_instance\n    self._build_and_run_instance(context, instance, image,\n', '  File "/var/lib/openstack/lib/python3.12/site-packages/nova/compute/manager.py", line 2831, in _build_and_run_instance\n    raise exception.RescheduledException(\n', 'nova.exception.RescheduledException: Build of instance 255fe34d-2399-4027-b573-a59961f79209 was re-scheduled: Failure running os_vif plugin plug method: No VIF plugin was found with the name ovs\n']
2026-09-14 02:15:49.669 10 WARNING nova.scheduler.utils [None req-159e868b-938a-4165-ba81-dc5b463ce4fc e9e6cd7bdbe7442bbcbef63998bd724b 2b23c40978554398a06887e2645f587e - - default default] Failed to compute_task_build_instances: Exceeded maximum number of retries. Exhausted all hosts available for retrying build failures for instance 255fe34d-2399-4027-b573-a59961f79209.: nova.exception.MaxRetriesExceeded: Exceeded maximum number of retries. Exhausted all hosts available for retrying build failures for instance 255fe34d-2399-4027-b573-a59961f79209.
2026-09-14 02:15:49.670 10 WARNING nova.scheduler.utils [None req-159e868b-938a-4165-ba81-dc5b463ce4fc e9e6cd7bdbe7442bbcbef63998bd724b 2b23c40978554398a06887e2645f587e - - default default] [instance: 255fe34d-2399-4027-b573-a59961f79209] Setting instance to ERROR state.: nova.exception.MaxRetriesExceeded: Exceeded maximum number of retries. Exhausted all hosts available for retrying build failures for instance 255fe34d-2399-4027-b573-a59961f79209.
2026-09-14 02:15:49.764 10 WARNING neutronclient.v2_0.client [None req-159e868b-938a-4165-ba81-dc5b463ce4fc e9e6cd7bdbe7442bbcbef63998bd724b 2b23c40978554398a06887e2645f587e - - 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 255fe34d-2399-4027-b573-a59961f79209.
2026-09-14 02:15:50.154 12 ERROR nova.scheduler.utils [None req-151e7092-f1e7-4479-ab39-b723b454624b b4625390e6b646c1b4d2e3a5a235df5d 9e62aef12d434ce3a4bd47b7880a8201 - - default default] [instance: aa47d858-bd6d-42df-a759-8c0970a9a8a5] Error from last host: instance (node instance): ['Traceback (most recent call last):\n', '  File "/var/lib/openstack/lib/python3.12/site-packages/os_vif/__init__.py", line 84, in plug\n    plugin = _EXT_MANAGER[plugin_name].obj\n             ~~~~~~~~~~~~^^^^^^^^^^^^^\n', '  File "/var/lib/openstack/lib/python3.12/site-packages/stevedore/extension.py", line 452, in __getitem__\n    return self._extensions_by_name[name]\n           ~~~~~~~~~~~~~~~~~~~~~~~~^^^^^^\n', "KeyError: 'ovs'\n", '\nDuring handling of the above exception, another exception occurred:\n\n', 'Traceback (most recent call last):\n', '  File "/var/lib/openstack/lib/python3.12/site-packages/nova/virt/libvirt/vif.py", line 755, in _plug_os_vif\n    os_vif.plug(vif, instance_info)\n', '  File "/var/lib/openstack/lib/python3.12/site-packages/os_vif/__init__.py", line 86, in plug\n    raise os_vif.exception.NoMatchingPlugin(plugin_name=plugin_name)\n', 'os_vif.exception.NoMatchingPlugin: No VIF plugin was found with the name ovs\n', '\nDuring handling of the above exception, another exception occurred:\n\n', 'Traceback (most recent call last):\n', '  File "/var/lib/openstack/lib/python3.12/site-packages/nova/compute/manager.py", line 2723, in _build_and_run_instance\n    self.driver.spawn(context, instance, image_meta,\n', '  File "/var/lib/openstack/lib/python3.12/site-packages/nova/virt/libvirt/driver.py", line 5018, in spawn\n    self._create_guest_with_network(\n', '  File "/var/lib/openstack/lib/python3.12/site-packages/nova/virt/libvirt/driver.py", line 8610, 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 8583, 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 1650, in plug_vifs\n    self.vif_driver.plug(instance, vif)\n', '  File "/var/lib/openstack/lib/python3.12/site-packages/nova/virt/libvirt/vif.py", line 779, in plug\n    self._plug_os_vif(instance, vif_obj)\n', '  File "/var/lib/openstack/lib/python3.12/site-packages/nova/virt/libvirt/vif.py", line 759, in _plug_os_vif\n    raise exception.InternalError(msg)\n', 'nova.exception.InternalError: Failure running os_vif plugin plug method: No VIF plugin was found with the name ovs\n', '\nDuring handling of the above exception, another exception occurred:\n\n', 'Traceback (most recent call last):\n', '  File "/var/lib/openstack/lib/python3.12/site-packages/nova/compute/manager.py", line 2538, in _do_build_and_run_instance\n    self._build_and_run_instance(context, instance, image,\n', '  File "/var/lib/openstack/lib/python3.12/site-packages/nova/compute/manager.py", line 2831, in _build_and_run_instance\n    raise exception.RescheduledException(\n', 'nova.exception.RescheduledException: Build of instance aa47d858-bd6d-42df-a759-8c0970a9a8a5 was re-scheduled: Failure running os_vif plugin plug method: No VIF plugin was found with the name ovs\n']
2026-09-14 02:15:50.155 12 WARNING nova.scheduler.utils [None req-151e7092-f1e7-4479-ab39-b723b454624b b4625390e6b646c1b4d2e3a5a235df5d 9e62aef12d434ce3a4bd47b7880a8201 - - default default] Failed to compute_task_build_instances: Exceeded maximum number of retries. Exhausted all hosts available for retrying build failures for instance aa47d858-bd6d-42df-a759-8c0970a9a8a5.: nova.exception.MaxRetriesExceeded: Exceeded maximum number of retries. Exhausted all hosts available for retrying build failures for instance aa47d858-bd6d-42df-a759-8c0970a9a8a5.
2026-09-14 02:15:50.156 12 WARNING nova.scheduler.utils [None req-151e7092-f1e7-4479-ab39-b723b454624b b4625390e6b646c1b4d2e3a5a235df5d 9e62aef12d434ce3a4bd47b7880a8201 - - default default] [instance: aa47d858-bd6d-42df-a759-8c0970a9a8a5] Setting instance to ERROR state.: nova.exception.MaxRetriesExceeded: Exceeded maximum number of retries. Exhausted all hosts available for retrying build failures for instance aa47d858-bd6d-42df-a759-8c0970a9a8a5.
2026-09-14 02:15:50.209 10 WARNING neutronclient.v2_0.client [None req-159e868b-938a-4165-ba81-dc5b463ce4fc e9e6cd7bdbe7442bbcbef63998bd724b 2b23c40978554398a06887e2645f587e - - 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 255fe34d-2399-4027-b573-a59961f79209.
2026-09-14 02:15:50.233 12 WARNING neutronclient.v2_0.client [None req-151e7092-f1e7-4479-ab39-b723b454624b b4625390e6b646c1b4d2e3a5a235df5d 9e62aef12d434ce3a4bd47b7880a8201 - - 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 aa47d858-bd6d-42df-a759-8c0970a9a8a5.
2026-09-14 02:15:50.687 12 WARNING neutronclient.v2_0.client [None req-151e7092-f1e7-4479-ab39-b723b454624b b4625390e6b646c1b4d2e3a5a235df5d 9e62aef12d434ce3a4bd47b7880a8201 - - 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 aa47d858-bd6d-42df-a759-8c0970a9a8a5.
2026-09-14 02:15:53.102 12 ERROR nova.scheduler.utils [None req-08051808-6edb-4523-b058-e3d47ad4e631 3ef6052af78646c5a4d57d6d0725400b 503655137e9442789344f44ccae7f96a - - default default] [instance: 5f8c8890-efcd-4c5a-8d31-df2c31b09379] Error from last host: instance (node instance): ['Traceback (most recent call last):\n', '  File "/var/lib/openstack/lib/python3.12/site-packages/os_vif/__init__.py", line 84, in plug\n    plugin = _EXT_MANAGER[plugin_name].obj\n             ~~~~~~~~~~~~^^^^^^^^^^^^^\n', '  File "/var/lib/openstack/lib/python3.12/site-packages/stevedore/extension.py", line 452, in __getitem__\n    return self._extensions_by_name[name]\n           ~~~~~~~~~~~~~~~~~~~~~~~~^^^^^^\n', "KeyError: 'ovs'\n", '\nDuring handling of the above exception, another exception occurred:\n\n', 'Traceback (most recent call last):\n', '  File "/var/lib/openstack/lib/python3.12/site-packages/nova/virt/libvirt/vif.py", line 755, in _plug_os_vif\n    os_vif.plug(vif, instance_info)\n', '  File "/var/lib/openstack/lib/python3.12/site-packages/os_vif/__init__.py", line 86, in plug\n    raise os_vif.exception.NoMatchingPlugin(plugin_name=plugin_name)\n', 'os_vif.exception.NoMatchingPlugin: No VIF plugin was found with the name ovs\n', '\nDuring handling of the above exception, another exception occurred:\n\n', 'Traceback (most recent call last):\n', '  File "/var/lib/openstack/lib/python3.12/site-packages/nova/compute/manager.py", line 2723, in _build_and_run_instance\n    self.driver.spawn(context, instance, image_meta,\n', '  File "/var/lib/openstack/lib/python3.12/site-packages/nova/virt/libvirt/driver.py", line 5018, in spawn\n    self._create_guest_with_network(\n', '  File "/var/lib/openstack/lib/python3.12/site-packages/nova/virt/libvirt/driver.py", line 8610, 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 8583, 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 1650, in plug_vifs\n    self.vif_driver.plug(instance, vif)\n', '  File "/var/lib/openstack/lib/python3.12/site-packages/nova/virt/libvirt/vif.py", line 779, in plug\n    self._plug_os_vif(instance, vif_obj)\n', '  File "/var/lib/openstack/lib/python3.12/site-packages/nova/virt/libvirt/vif.py", line 759, in _plug_os_vif\n    raise exception.InternalError(msg)\n', 'nova.exception.InternalError: Failure running os_vif plugin plug method: No VIF plugin was found with the name ovs\n', '\nDuring handling of the above exception, another exception occurred:\n\n', 'Traceback (most recent call last):\n', '  File "/var/lib/openstack/lib/python3.12/site-packages/nova/compute/manager.py", line 2538, in _do_build_and_run_instance\n    self._build_and_run_instance(context, instance, image,\n', '  File "/var/lib/openstack/lib/python3.12/site-packages/nova/compute/manager.py", line 2831, in _build_and_run_instance\n    raise exception.RescheduledException(\n', 'nova.exception.RescheduledException: Build of instance 5f8c8890-efcd-4c5a-8d31-df2c31b09379 was re-scheduled: Failure running os_vif plugin plug method: No VIF plugin was found with the name ovs\n']
2026-09-14 02:15:53.103 12 WARNING nova.scheduler.utils [None req-08051808-6edb-4523-b058-e3d47ad4e631 3ef6052af78646c5a4d57d6d0725400b 503655137e9442789344f44ccae7f96a - - default default] Failed to compute_task_build_instances: Exceeded maximum number of retries. Exhausted all hosts available for retrying build failures for instance 5f8c8890-efcd-4c5a-8d31-df2c31b09379.: nova.exception.MaxRetriesExceeded: Exceeded maximum number of retries. Exhausted all hosts available for retrying build failures for instance 5f8c8890-efcd-4c5a-8d31-df2c31b09379.
2026-09-14 02:15:53.104 12 WARNING nova.scheduler.utils [None req-08051808-6edb-4523-b058-e3d47ad4e631 3ef6052af78646c5a4d57d6d0725400b 503655137e9442789344f44ccae7f96a - - default default] [instance: 5f8c8890-efcd-4c5a-8d31-df2c31b09379] Setting instance to ERROR state.: nova.exception.MaxRetriesExceeded: Exceeded maximum number of retries. Exhausted all hosts available for retrying build failures for instance 5f8c8890-efcd-4c5a-8d31-df2c31b09379.
2026-09-14 02:15:53.175 12 WARNING neutronclient.v2_0.client [None req-08051808-6edb-4523-b058-e3d47ad4e631 3ef6052af78646c5a4d57d6d0725400b 503655137e9442789344f44ccae7f96a - - 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 5f8c8890-efcd-4c5a-8d31-df2c31b09379.
2026-09-14 02:15:53.349 12 WARNING neutronclient.v2_0.client [None req-08051808-6edb-4523-b058-e3d47ad4e631 3ef6052af78646c5a4d57d6d0725400b 503655137e9442789344f44ccae7f96a - - 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 5f8c8890-efcd-4c5a-8d31-df2c31b09379.
2026-09-14 02:16:22.093 10 ERROR nova.scheduler.utils [None req-a256a9a6-8f97-4635-bb22-26a30b07f918 84b0cd91d66e4c87b78682647b088c88 f2fca8425b3342e4a2d8835615235cbc - - default default] [instance: a378ec0b-6a0b-48ac-991e-703a9805ee2e] Error from last host: instance (node instance): ['Traceback (most recent call last):\n', '  File "/var/lib/openstack/lib/python3.12/site-packages/os_vif/__init__.py", line 84, in plug\n    plugin = _EXT_MANAGER[plugin_name].obj\n             ~~~~~~~~~~~~^^^^^^^^^^^^^\n', '  File "/var/lib/openstack/lib/python3.12/site-packages/stevedore/extension.py", line 452, in __getitem__\n    return self._extensions_by_name[name]\n           ~~~~~~~~~~~~~~~~~~~~~~~~^^^^^^\n', "KeyError: 'ovs'\n", '\nDuring handling of the above exception, another exception occurred:\n\n', 'Traceback (most recent call last):\n', '  File "/var/lib/openstack/lib/python3.12/site-packages/nova/virt/libvirt/vif.py", line 755, in _plug_os_vif\n    os_vif.plug(vif, instance_info)\n', '  File "/var/lib/openstack/lib/python3.12/site-packages/os_vif/__init__.py", line 86, in plug\n    raise os_vif.exception.NoMatchingPlugin(plugin_name=plugin_name)\n', 'os_vif.exception.NoMatchingPlugin: No VIF plugin was found with the name ovs\n', '\nDuring handling of the above exception, another exception occurred:\n\n', 'Traceback (most recent call last):\n', '  File "/var/lib/openstack/lib/python3.12/site-packages/nova/compute/manager.py", line 2723, in _build_and_run_instance\n    self.driver.spawn(context, instance, image_meta,\n', '  File "/var/lib/openstack/lib/python3.12/site-packages/nova/virt/libvirt/driver.py", line 5018, in spawn\n    self._create_guest_with_network(\n', '  File "/var/lib/openstack/lib/python3.12/site-packages/nova/virt/libvirt/driver.py", line 8610, 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 8583, 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 1650, in plug_vifs\n    self.vif_driver.plug(instance, vif)\n', '  File "/var/lib/openstack/lib/python3.12/site-packages/nova/virt/libvirt/vif.py", line 779, in plug\n    self._plug_os_vif(instance, vif_obj)\n', '  File "/var/lib/openstack/lib/python3.12/site-packages/nova/virt/libvirt/vif.py", line 759, in _plug_os_vif\n    raise exception.InternalError(msg)\n', 'nova.exception.InternalError: Failure running os_vif plugin plug method: No VIF plugin was found with the name ovs\n', '\nDuring handling of the above exception, another exception occurred:\n\n', 'Traceback (most recent call last):\n', '  File "/var/lib/openstack/lib/python3.12/site-packages/nova/compute/manager.py", line 2538, in _do_build_and_run_instance\n    self._build_and_run_instance(context, instance, image,\n', '  File "/var/lib/openstack/lib/python3.12/site-packages/nova/compute/manager.py", line 2831, in _build_and_run_instance\n    raise exception.RescheduledException(\n', 'nova.exception.RescheduledException: Build of instance a378ec0b-6a0b-48ac-991e-703a9805ee2e was re-scheduled: Failure running os_vif plugin plug method: No VIF plugin was found with the name ovs\n']
2026-09-14 02:16:22.095 10 WARNING nova.scheduler.utils [None req-a256a9a6-8f97-4635-bb22-26a30b07f918 84b0cd91d66e4c87b78682647b088c88 f2fca8425b3342e4a2d8835615235cbc - - default default] Failed to compute_task_build_instances: Exceeded maximum number of retries. Exhausted all hosts available for retrying build failures for instance a378ec0b-6a0b-48ac-991e-703a9805ee2e.: nova.exception.MaxRetriesExceeded: Exceeded maximum number of retries. Exhausted all hosts available for retrying build failures for instance a378ec0b-6a0b-48ac-991e-703a9805ee2e.
2026-09-14 02:16:22.095 10 WARNING nova.scheduler.utils [None req-a256a9a6-8f97-4635-bb22-26a30b07f918 84b0cd91d66e4c87b78682647b088c88 f2fca8425b3342e4a2d8835615235cbc - - default default] [instance: a378ec0b-6a0b-48ac-991e-703a9805ee2e] Setting instance to ERROR state.: nova.exception.MaxRetriesExceeded: Exceeded maximum number of retries. Exhausted all hosts available for retrying build failures for instance a378ec0b-6a0b-48ac-991e-703a9805ee2e.
2026-09-14 02:16:22.177 10 WARNING neutronclient.v2_0.client [None req-a256a9a6-8f97-4635-bb22-26a30b07f918 84b0cd91d66e4c87b78682647b088c88 f2fca8425b3342e4a2d8835615235cbc - - 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 a378ec0b-6a0b-48ac-991e-703a9805ee2e.
2026-09-14 02:16:22.243 10 WARNING neutronclient.v2_0.client [None req-a256a9a6-8f97-4635-bb22-26a30b07f918 84b0cd91d66e4c87b78682647b088c88 f2fca8425b3342e4a2d8835615235cbc - - 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 a378ec0b-6a0b-48ac-991e-703a9805ee2e.
2026-09-14 02:16:28.104 12 ERROR nova.scheduler.utils [None req-c75f7ef8-bdbb-4deb-8ae9-9575f0fc7325 0dd5829bfdd84107ab81797ee3467a5d c4182bdeb1b446e5b93e4394c3554303 - - default default] [instance: 48fca600-6d58-48f3-a69f-aa5346aa4217] Error from last host: instance (node instance): ['Traceback (most recent call last):\n', '  File "/var/lib/openstack/lib/python3.12/site-packages/os_vif/__init__.py", line 84, in plug\n    plugin = _EXT_MANAGER[plugin_name].obj\n             ~~~~~~~~~~~~^^^^^^^^^^^^^\n', '  File "/var/lib/openstack/lib/python3.12/site-packages/stevedore/extension.py", line 452, in __getitem__\n    return self._extensions_by_name[name]\n           ~~~~~~~~~~~~~~~~~~~~~~~~^^^^^^\n', "KeyError: 'ovs'\n", '\nDuring handling of the above exception, another exception occurred:\n\n', 'Traceback (most recent call last):\n', '  File "/var/lib/openstack/lib/python3.12/site-packages/nova/virt/libvirt/vif.py", line 755, in _plug_os_vif\n    os_vif.plug(vif, instance_info)\n', '  File "/var/lib/openstack/lib/python3.12/site-packages/os_vif/__init__.py", line 86, in plug\n    raise os_vif.exception.NoMatchingPlugin(plugin_name=plugin_name)\n', 'os_vif.exception.NoMatchingPlugin: No VIF plugin was found with the name ovs\n', '\nDuring handling of the above exception, another exception occurred:\n\n', 'Traceback (most recent call last):\n', '  File "/var/lib/openstack/lib/python3.12/site-packages/nova/compute/manager.py", line 2723, in _build_and_run_instance\n    self.driver.spawn(context, instance, image_meta,\n', '  File "/var/lib/openstack/lib/python3.12/site-packages/nova/virt/libvirt/driver.py", line 5018, in spawn\n    self._create_guest_with_network(\n', '  File "/var/lib/openstack/lib/python3.12/site-packages/nova/virt/libvirt/driver.py", line 8610, 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 8583, 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 1650, in plug_vifs\n    self.vif_driver.plug(instance, vif)\n', '  File "/var/lib/openstack/lib/python3.12/site-packages/nova/virt/libvirt/vif.py", line 779, in plug\n    self._plug_os_vif(instance, vif_obj)\n', '  File "/var/lib/openstack/lib/python3.12/site-packages/nova/virt/libvirt/vif.py", line 759, in _plug_os_vif\n    raise exception.InternalError(msg)\n', 'nova.exception.InternalError: Failure running os_vif plugin plug method: No VIF plugin was found with the name ovs\n', '\nDuring handling of the above exception, another exception occurred:\n\n', 'Traceback (most recent call last):\n', '  File "/var/lib/openstack/lib/python3.12/site-packages/nova/compute/manager.py", line 2538, in _do_build_and_run_instance\n    self._build_and_run_instance(context, instance, image,\n', '  File "/var/lib/openstack/lib/python3.12/site-packages/nova/compute/manager.py", line 2831, in _build_and_run_instance\n    raise exception.RescheduledException(\n', 'nova.exception.RescheduledException: Build of instance 48fca600-6d58-48f3-a69f-aa5346aa4217 was re-scheduled: Failure running os_vif plugin plug method: No VIF plugin was found with the name ovs\n']
2026-09-14 02:16:28.105 12 WARNING nova.scheduler.utils [None req-c75f7ef8-bdbb-4deb-8ae9-9575f0fc7325 0dd5829bfdd84107ab81797ee3467a5d c4182bdeb1b446e5b93e4394c3554303 - - default default] Failed to compute_task_build_instances: Exceeded maximum number of retries. Exhausted all hosts available for retrying build failures for instance 48fca600-6d58-48f3-a69f-aa5346aa4217.: nova.exception.MaxRetriesExceeded: Exceeded maximum number of retries. Exhausted all hosts available for retrying build failures for instance 48fca600-6d58-48f3-a69f-aa5346aa4217.
2026-09-14 02:16:28.105 12 WARNING nova.scheduler.utils [None req-c75f7ef8-bdbb-4deb-8ae9-9575f0fc7325 0dd5829bfdd84107ab81797ee3467a5d c4182bdeb1b446e5b93e4394c3554303 - - default default] [instance: 48fca600-6d58-48f3-a69f-aa5346aa4217] Setting instance to ERROR state.: nova.exception.MaxRetriesExceeded: Exceeded maximum number of retries. Exhausted all hosts available for retrying build failures for instance 48fca600-6d58-48f3-a69f-aa5346aa4217.
2026-09-14 02:16:28.159 12 WARNING neutronclient.v2_0.client [None req-c75f7ef8-bdbb-4deb-8ae9-9575f0fc7325 0dd5829bfdd84107ab81797ee3467a5d c4182bdeb1b446e5b93e4394c3554303 - - 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 48fca600-6d58-48f3-a69f-aa5346aa4217.
2026-09-14 02:16:28.677 12 WARNING neutronclient.v2_0.client [None req-c75f7ef8-bdbb-4deb-8ae9-9575f0fc7325 0dd5829bfdd84107ab81797ee3467a5d c4182bdeb1b446e5b93e4394c3554303 - - 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 48fca600-6d58-48f3-a69f-aa5346aa4217.
2026-09-14 02:16:59.262 12 ERROR nova.scheduler.utils [None req-7248dde2-35fd-4a25-b762-6039373be99a 77a85aa6659d4795a0ea3edc7d1b38d8 45d7444691424c56b700703676925392 - - default default] [instance: 2d0ac27e-4299-4e02-af6f-3039af2f08fa] Error from last host: instance (node instance): ['Traceback (most recent call last):\n', '  File "/var/lib/openstack/lib/python3.12/site-packages/os_vif/__init__.py", line 84, in plug\n    plugin = _EXT_MANAGER[plugin_name].obj\n             ~~~~~~~~~~~~^^^^^^^^^^^^^\n', '  File "/var/lib/openstack/lib/python3.12/site-packages/stevedore/extension.py", line 452, in __getitem__\n    return self._extensions_by_name[name]\n           ~~~~~~~~~~~~~~~~~~~~~~~~^^^^^^\n', "KeyError: 'ovs'\n", '\nDuring handling of the above exception, another exception occurred:\n\n', 'Traceback (most recent call last):\n', '  File "/var/lib/openstack/lib/python3.12/site-packages/nova/virt/libvirt/vif.py", line 755, in _plug_os_vif\n    os_vif.plug(vif, instance_info)\n', '  File "/var/lib/openstack/lib/python3.12/site-packages/os_vif/__init__.py", line 86, in plug\n    raise os_vif.exception.NoMatchingPlugin(plugin_name=plugin_name)\n', 'os_vif.exception.NoMatchingPlugin: No VIF plugin was found with the name ovs\n', '\nDuring handling of the above exception, another exception occurred:\n\n', 'Traceback (most recent call last):\n', '  File "/var/lib/openstack/lib/python3.12/site-packages/nova/compute/manager.py", line 2723, in _build_and_run_instance\n    self.driver.spawn(context, instance, image_meta,\n', '  File "/var/lib/openstack/lib/python3.12/site-packages/nova/virt/libvirt/driver.py", line 5018, in spawn\n    self._create_guest_with_network(\n', '  File "/var/lib/openstack/lib/python3.12/site-packages/nova/virt/libvirt/driver.py", line 8610, 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 8583, 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 1650, in plug_vifs\n    self.vif_driver.plug(instance, vif)\n', '  File "/var/lib/openstack/lib/python3.12/site-packages/nova/virt/libvirt/vif.py", line 779, in plug\n    self._plug_os_vif(instance, vif_obj)\n', '  File "/var/lib/openstack/lib/python3.12/site-packages/nova/virt/libvirt/vif.py", line 759, in _plug_os_vif\n    raise exception.InternalError(msg)\n', 'nova.exception.InternalError: Failure running os_vif plugin plug method: No VIF plugin was found with the name ovs\n', '\nDuring handling of the above exception, another exception occurred:\n\n', 'Traceback (most recent call last):\n', '  File "/var/lib/openstack/lib/python3.12/site-packages/nova/compute/manager.py", line 2538, in _do_build_and_run_instance\n    self._build_and_run_instance(context, instance, image,\n', '  File "/var/lib/openstack/lib/python3.12/site-packages/nova/compute/manager.py", line 2831, in _build_and_run_instance\n    raise exception.RescheduledException(\n', 'nova.exception.RescheduledException: Build of instance 2d0ac27e-4299-4e02-af6f-3039af2f08fa was re-scheduled: Failure running os_vif plugin plug method: No VIF plugin was found with the name ovs\n']
2026-09-14 02:16:59.263 12 WARNING nova.scheduler.utils [None req-7248dde2-35fd-4a25-b762-6039373be99a 77a85aa6659d4795a0ea3edc7d1b38d8 45d7444691424c56b700703676925392 - - default default] Failed to compute_task_build_instances: Exceeded maximum number of retries. Exhausted all hosts available for retrying build failures for instance 2d0ac27e-4299-4e02-af6f-3039af2f08fa.: nova.exception.MaxRetriesExceeded: Exceeded maximum number of retries. Exhausted all hosts available for retrying build failures for instance 2d0ac27e-4299-4e02-af6f-3039af2f08fa.
2026-09-14 02:16:59.264 12 WARNING nova.scheduler.utils [None req-7248dde2-35fd-4a25-b762-6039373be99a 77a85aa6659d4795a0ea3edc7d1b38d8 45d7444691424c56b700703676925392 - - default default] [instance: 2d0ac27e-4299-4e02-af6f-3039af2f08fa] Setting instance to ERROR state.: nova.exception.MaxRetriesExceeded: Exceeded maximum number of retries. Exhausted all hosts available for retrying build failures for instance 2d0ac27e-4299-4e02-af6f-3039af2f08fa.
2026-09-14 02:16:59.338 12 WARNING neutronclient.v2_0.client [None req-7248dde2-35fd-4a25-b762-6039373be99a 77a85aa6659d4795a0ea3edc7d1b38d8 45d7444691424c56b700703676925392 - - 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 2d0ac27e-4299-4e02-af6f-3039af2f08fa.
2026-09-14 02:16:59.570 12 WARNING neutronclient.v2_0.client [None req-7248dde2-35fd-4a25-b762-6039373be99a 77a85aa6659d4795a0ea3edc7d1b38d8 45d7444691424c56b700703676925392 - - 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 2d0ac27e-4299-4e02-af6f-3039af2f08fa.
2026-09-14 02:18:02.698 12 ERROR nova.scheduler.utils [None req-5e7c8631-6007-4349-8e37-2fc7f08948bd 3ed09254bfd14fbf9d5e27bb7f1b37c2 004bfc11eef34480867f5501b718ca60 - - default default] [instance: e2014a4b-dd7c-4393-a726-053bedc396ec] Error from last host: instance (node instance): ['Traceback (most recent call last):\n', '  File "/var/lib/openstack/lib/python3.12/site-packages/os_vif/__init__.py", line 84, in plug\n    plugin = _EXT_MANAGER[plugin_name].obj\n             ~~~~~~~~~~~~^^^^^^^^^^^^^\n', '  File "/var/lib/openstack/lib/python3.12/site-packages/stevedore/extension.py", line 452, in __getitem__\n    return self._extensions_by_name[name]\n           ~~~~~~~~~~~~~~~~~~~~~~~~^^^^^^\n', "KeyError: 'ovs'\n", '\nDuring handling of the above exception, another exception occurred:\n\n', 'Traceback (most recent call last):\n', '  File "/var/lib/openstack/lib/python3.12/site-packages/nova/virt/libvirt/vif.py", line 755, in _plug_os_vif\n    os_vif.plug(vif, instance_info)\n', '  File "/var/lib/openstack/lib/python3.12/site-packages/os_vif/__init__.py", line 86, in plug\n    raise os_vif.exception.NoMatchingPlugin(plugin_name=plugin_name)\n', 'os_vif.exception.NoMatchingPlugin: No VIF plugin was found with the name ovs\n', '\nDuring handling of the above exception, another exception occurred:\n\n', 'Traceback (most recent call last):\n', '  File "/var/lib/openstack/lib/python3.12/site-packages/nova/compute/manager.py", line 2723, in _build_and_run_instance\n    self.driver.spawn(context, instance, image_meta,\n', '  File "/var/lib/openstack/lib/python3.12/site-packages/nova/virt/libvirt/driver.py", line 5018, in spawn\n    self._create_guest_with_network(\n', '  File "/var/lib/openstack/lib/python3.12/site-packages/nova/virt/libvirt/driver.py", line 8610, 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 8583, 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 1650, in plug_vifs\n    self.vif_driver.plug(instance, vif)\n', '  File "/var/lib/openstack/lib/python3.12/site-packages/nova/virt/libvirt/vif.py", line 779, in plug\n    self._plug_os_vif(instance, vif_obj)\n', '  File "/var/lib/openstack/lib/python3.12/site-packages/nova/virt/libvirt/vif.py", line 759, in _plug_os_vif\n    raise exception.InternalError(msg)\n', 'nova.exception.InternalError: Failure running os_vif plugin plug method: No VIF plugin was found with the name ovs\n', '\nDuring handling of the above exception, another exception occurred:\n\n', 'Traceback (most recent call last):\n', '  File "/var/lib/openstack/lib/python3.12/site-packages/nova/compute/manager.py", line 2538, in _do_build_and_run_instance\n    self._build_and_run_instance(context, instance, image,\n', '  File "/var/lib/openstack/lib/python3.12/site-packages/nova/compute/manager.py", line 2831, in _build_and_run_instance\n    raise exception.RescheduledException(\n', 'nova.exception.RescheduledException: Build of instance e2014a4b-dd7c-4393-a726-053bedc396ec was re-scheduled: Failure running os_vif plugin plug method: No VIF plugin was found with the name ovs\n']
2026-09-14 02:18:02.700 12 WARNING nova.scheduler.utils [None req-5e7c8631-6007-4349-8e37-2fc7f08948bd 3ed09254bfd14fbf9d5e27bb7f1b37c2 004bfc11eef34480867f5501b718ca60 - - default default] Failed to compute_task_build_instances: Exceeded maximum number of retries. Exhausted all hosts available for retrying build failures for instance e2014a4b-dd7c-4393-a726-053bedc396ec.: nova.exception.MaxRetriesExceeded: Exceeded maximum number of retries. Exhausted all hosts available for retrying build failures for instance e2014a4b-dd7c-4393-a726-053bedc396ec.
2026-09-14 02:18:02.700 12 WARNING nova.scheduler.utils [None req-5e7c8631-6007-4349-8e37-2fc7f08948bd 3ed09254bfd14fbf9d5e27bb7f1b37c2 004bfc11eef34480867f5501b718ca60 - - default default] [instance: e2014a4b-dd7c-4393-a726-053bedc396ec] Setting instance to ERROR state.: nova.exception.MaxRetriesExceeded: Exceeded maximum number of retries. Exhausted all hosts available for retrying build failures for instance e2014a4b-dd7c-4393-a726-053bedc396ec.
2026-09-14 02:18:02.876 12 WARNING neutronclient.v2_0.client [None req-5e7c8631-6007-4349-8e37-2fc7f08948bd 3ed09254bfd14fbf9d5e27bb7f1b37c2 004bfc11eef34480867f5501b718ca60 - - 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 e2014a4b-dd7c-4393-a726-053bedc396ec.
2026-09-14 02:18:03.618 12 WARNING neutronclient.v2_0.client [None req-5e7c8631-6007-4349-8e37-2fc7f08948bd 3ed09254bfd14fbf9d5e27bb7f1b37c2 004bfc11eef34480867f5501b718ca60 - - 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 e2014a4b-dd7c-4393-a726-053bedc396ec.
2026-09-14 02:18:34.002 10 ERROR nova.scheduler.utils [None req-0b24c104-6f40-43af-bd13-6f372bf4fca6 123a7faf957547b9927c027a0c080fc3 e427e03e18c745dd9c55b5be2b8770d5 - - default default] [instance: 9e158b40-f9a2-4c10-88e1-cf9847905926] Error from last host: instance (node instance): ['Traceback (most recent call last):\n', '  File "/var/lib/openstack/lib/python3.12/site-packages/os_vif/__init__.py", line 84, in plug\n    plugin = _EXT_MANAGER[plugin_name].obj\n             ~~~~~~~~~~~~^^^^^^^^^^^^^\n', '  File "/var/lib/openstack/lib/python3.12/site-packages/stevedore/extension.py", line 452, in __getitem__\n    return self._extensions_by_name[name]\n           ~~~~~~~~~~~~~~~~~~~~~~~~^^^^^^\n', "KeyError: 'ovs'\n", '\nDuring handling of the above exception, another exception occurred:\n\n', 'Traceback (most recent call last):\n', '  File "/var/lib/openstack/lib/python3.12/site-packages/nova/virt/libvirt/vif.py", line 755, in _plug_os_vif\n    os_vif.plug(vif, instance_info)\n', '  File "/var/lib/openstack/lib/python3.12/site-packages/os_vif/__init__.py", line 86, in plug\n    raise os_vif.exception.NoMatchingPlugin(plugin_name=plugin_name)\n', 'os_vif.exception.NoMatchingPlugin: No VIF plugin was found with the name ovs\n', '\nDuring handling of the above exception, another exception occurred:\n\n', 'Traceback (most recent call last):\n', '  File "/var/lib/openstack/lib/python3.12/site-packages/nova/compute/manager.py", line 2723, in _build_and_run_instance\n    self.driver.spawn(context, instance, image_meta,\n', '  File "/var/lib/openstack/lib/python3.12/site-packages/nova/virt/libvirt/driver.py", line 5018, in spawn\n    self._create_guest_with_network(\n', '  File "/var/lib/openstack/lib/python3.12/site-packages/nova/virt/libvirt/driver.py", line 8610, 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 8583, 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 1650, in plug_vifs\n    self.vif_driver.plug(instance, vif)\n', '  File "/var/lib/openstack/lib/python3.12/site-packages/nova/virt/libvirt/vif.py", line 779, in plug\n    self._plug_os_vif(instance, vif_obj)\n', '  File "/var/lib/openstack/lib/python3.12/site-packages/nova/virt/libvirt/vif.py", line 759, in _plug_os_vif\n    raise exception.InternalError(msg)\n', 'nova.exception.InternalError: Failure running os_vif plugin plug method: No VIF plugin was found with the name ovs\n', '\nDuring handling of the above exception, another exception occurred:\n\n', 'Traceback (most recent call last):\n', '  File "/var/lib/openstack/lib/python3.12/site-packages/nova/compute/manager.py", line 2538, in _do_build_and_run_instance\n    self._build_and_run_instance(context, instance, image,\n', '  File "/var/lib/openstack/lib/python3.12/site-packages/nova/compute/manager.py", line 2831, in _build_and_run_instance\n    raise exception.RescheduledException(\n', 'nova.exception.RescheduledException: Build of instance 9e158b40-f9a2-4c10-88e1-cf9847905926 was re-scheduled: Failure running os_vif plugin plug method: No VIF plugin was found with the name ovs\n']
2026-09-14 02:18:34.003 10 WARNING nova.scheduler.utils [None req-0b24c104-6f40-43af-bd13-6f372bf4fca6 123a7faf957547b9927c027a0c080fc3 e427e03e18c745dd9c55b5be2b8770d5 - - default default] Failed to compute_task_build_instances: Exceeded maximum number of retries. Exhausted all hosts available for retrying build failures for instance 9e158b40-f9a2-4c10-88e1-cf9847905926.: nova.exception.MaxRetriesExceeded: Exceeded maximum number of retries. Exhausted all hosts available for retrying build failures for instance 9e158b40-f9a2-4c10-88e1-cf9847905926.
2026-09-14 02:18:34.003 10 WARNING nova.scheduler.utils [None req-0b24c104-6f40-43af-bd13-6f372bf4fca6 123a7faf957547b9927c027a0c080fc3 e427e03e18c745dd9c55b5be2b8770d5 - - default default] [instance: 9e158b40-f9a2-4c10-88e1-cf9847905926] Setting instance to ERROR state.: nova.exception.MaxRetriesExceeded: Exceeded maximum number of retries. Exhausted all hosts available for retrying build failures for instance 9e158b40-f9a2-4c10-88e1-cf9847905926.
2026-09-14 02:18:34.050 10 WARNING neutronclient.v2_0.client [None req-0b24c104-6f40-43af-bd13-6f372bf4fca6 123a7faf957547b9927c027a0c080fc3 e427e03e18c745dd9c55b5be2b8770d5 - - 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 9e158b40-f9a2-4c10-88e1-cf9847905926.
2026-09-14 02:18:34.210 10 WARNING neutronclient.v2_0.client [None req-0b24c104-6f40-43af-bd13-6f372bf4fca6 123a7faf957547b9927c027a0c080fc3 e427e03e18c745dd9c55b5be2b8770d5 - - 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 9e158b40-f9a2-4c10-88e1-cf9847905926.
2026-09-14 02:19:15.958 10 ERROR nova.scheduler.utils [None req-0b30892e-8aa1-4517-9997-fae9be0c084a 09181ced717343bfaa30fb900e7fe98d 3b2f3d52787b4733b39940290ae12bfa - - default default] [instance: 0c6dfe7d-fa4c-42bd-b110-ecb3923e19cc] Error from last host: instance (node instance): ['Traceback (most recent call last):\n', '  File "/var/lib/openstack/lib/python3.12/site-packages/os_vif/__init__.py", line 84, in plug\n    plugin = _EXT_MANAGER[plugin_name].obj\n             ~~~~~~~~~~~~^^^^^^^^^^^^^\n', '  File "/var/lib/openstack/lib/python3.12/site-packages/stevedore/extension.py", line 452, in __getitem__\n    return self._extensions_by_name[name]\n           ~~~~~~~~~~~~~~~~~~~~~~~~^^^^^^\n', "KeyError: 'ovs'\n", '\nDuring handling of the above exception, another exception occurred:\n\n', 'Traceback (most recent call last):\n', '  File "/var/lib/openstack/lib/python3.12/site-packages/nova/virt/libvirt/vif.py", line 755, in _plug_os_vif\n    os_vif.plug(vif, instance_info)\n', '  File "/var/lib/openstack/lib/python3.12/site-packages/os_vif/__init__.py", line 86, in plug\n    raise os_vif.exception.NoMatchingPlugin(plugin_name=plugin_name)\n', 'os_vif.exception.NoMatchingPlugin: No VIF plugin was found with the name ovs\n', '\nDuring handling of the above exception, another exception occurred:\n\n', 'Traceback (most recent call last):\n', '  File "/var/lib/openstack/lib/python3.12/site-packages/nova/compute/manager.py", line 2723, in _build_and_run_instance\n    self.driver.spawn(context, instance, image_meta,\n', '  File "/var/lib/openstack/lib/python3.12/site-packages/nova/virt/libvirt/driver.py", line 5018, in spawn\n    self._create_guest_with_network(\n', '  File "/var/lib/openstack/lib/python3.12/site-packages/nova/virt/libvirt/driver.py", line 8610, 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 8583, 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 1650, in plug_vifs\n    self.vif_driver.plug(instance, vif)\n', '  File "/var/lib/openstack/lib/python3.12/site-packages/nova/virt/libvirt/vif.py", line 779, in plug\n    self._plug_os_vif(instance, vif_obj)\n', '  File "/var/lib/openstack/lib/python3.12/site-packages/nova/virt/libvirt/vif.py", line 759, in _plug_os_vif\n    raise exception.InternalError(msg)\n', 'nova.exception.InternalError: Failure running os_vif plugin plug method: No VIF plugin was found with the name ovs\n', '\nDuring handling of the above exception, another exception occurred:\n\n', 'Traceback (most recent call last):\n', '  File "/var/lib/openstack/lib/python3.12/site-packages/nova/compute/manager.py", line 2538, in _do_build_and_run_instance\n    self._build_and_run_instance(context, instance, image,\n', '  File "/var/lib/openstack/lib/python3.12/site-packages/nova/compute/manager.py", line 2831, in _build_and_run_instance\n    raise exception.RescheduledException(\n', 'nova.exception.RescheduledException: Build of instance 0c6dfe7d-fa4c-42bd-b110-ecb3923e19cc was re-scheduled: Failure running os_vif plugin plug method: No VIF plugin was found with the name ovs\n']
2026-09-14 02:19:15.959 10 WARNING nova.scheduler.utils [None req-0b30892e-8aa1-4517-9997-fae9be0c084a 09181ced717343bfaa30fb900e7fe98d 3b2f3d52787b4733b39940290ae12bfa - - default default] Failed to compute_task_build_instances: Exceeded maximum number of retries. Exhausted all hosts available for retrying build failures for instance 0c6dfe7d-fa4c-42bd-b110-ecb3923e19cc.: nova.exception.MaxRetriesExceeded: Exceeded maximum number of retries. Exhausted all hosts available for retrying build failures for instance 0c6dfe7d-fa4c-42bd-b110-ecb3923e19cc.
2026-09-14 02:19:15.960 10 WARNING nova.scheduler.utils [None req-0b30892e-8aa1-4517-9997-fae9be0c084a 09181ced717343bfaa30fb900e7fe98d 3b2f3d52787b4733b39940290ae12bfa - - default default] [instance: 0c6dfe7d-fa4c-42bd-b110-ecb3923e19cc] Setting instance to ERROR state.: nova.exception.MaxRetriesExceeded: Exceeded maximum number of retries. Exhausted all hosts available for retrying build failures for instance 0c6dfe7d-fa4c-42bd-b110-ecb3923e19cc.
2026-09-14 02:19:16.012 10 WARNING neutronclient.v2_0.client [None req-0b30892e-8aa1-4517-9997-fae9be0c084a 09181ced717343bfaa30fb900e7fe98d 3b2f3d52787b4733b39940290ae12bfa - - 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 0c6dfe7d-fa4c-42bd-b110-ecb3923e19cc.
2026-09-14 02:19:16.191 10 WARNING neutronclient.v2_0.client [None req-0b30892e-8aa1-4517-9997-fae9be0c084a 09181ced717343bfaa30fb900e7fe98d 3b2f3d52787b4733b39940290ae12bfa - - 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 0c6dfe7d-fa4c-42bd-b110-ecb3923e19cc.
2026-09-14 02:20:16.101 10 ERROR nova.scheduler.utils [None req-3055f99b-2b88-4684-ba6e-ff6726321822 8e1e61ef92624dbdb9cf60e03eb37282 118e19bb1ba5439a9f4d5d799d0dfae4 - - default default] [instance: dac03c8b-dd85-439c-a8b1-0554b55b3fe1] Error from last host: instance (node instance): ['Traceback (most recent call last):\n', '  File "/var/lib/openstack/lib/python3.12/site-packages/os_vif/__init__.py", line 84, in plug\n    plugin = _EXT_MANAGER[plugin_name].obj\n             ~~~~~~~~~~~~^^^^^^^^^^^^^\n', '  File "/var/lib/openstack/lib/python3.12/site-packages/stevedore/extension.py", line 452, in __getitem__\n    return self._extensions_by_name[name]\n           ~~~~~~~~~~~~~~~~~~~~~~~~^^^^^^\n', "KeyError: 'ovs'\n", '\nDuring handling of the above exception, another exception occurred:\n\n', 'Traceback (most recent call last):\n', '  File "/var/lib/openstack/lib/python3.12/site-packages/nova/virt/libvirt/vif.py", line 755, in _plug_os_vif\n    os_vif.plug(vif, instance_info)\n', '  File "/var/lib/openstack/lib/python3.12/site-packages/os_vif/__init__.py", line 86, in plug\n    raise os_vif.exception.NoMatchingPlugin(plugin_name=plugin_name)\n', 'os_vif.exception.NoMatchingPlugin: No VIF plugin was found with the name ovs\n', '\nDuring handling of the above exception, another exception occurred:\n\n', 'Traceback (most recent call last):\n', '  File "/var/lib/openstack/lib/python3.12/site-packages/nova/compute/manager.py", line 2723, in _build_and_run_instance\n    self.driver.spawn(context, instance, image_meta,\n', '  File "/var/lib/openstack/lib/python3.12/site-packages/nova/virt/libvirt/driver.py", line 5018, in spawn\n    self._create_guest_with_network(\n', '  File "/var/lib/openstack/lib/python3.12/site-packages/nova/virt/libvirt/driver.py", line 8610, 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 8583, 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 1650, in plug_vifs\n    self.vif_driver.plug(instance, vif)\n', '  File "/var/lib/openstack/lib/python3.12/site-packages/nova/virt/libvirt/vif.py", line 779, in plug\n    self._plug_os_vif(instance, vif_obj)\n', '  File "/var/lib/openstack/lib/python3.12/site-packages/nova/virt/libvirt/vif.py", line 759, in _plug_os_vif\n    raise exception.InternalError(msg)\n', 'nova.exception.InternalError: Failure running os_vif plugin plug method: No VIF plugin was found with the name ovs\n', '\nDuring handling of the above exception, another exception occurred:\n\n', 'Traceback (most recent call last):\n', '  File "/var/lib/openstack/lib/python3.12/site-packages/nova/compute/manager.py", line 2538, in _do_build_and_run_instance\n    self._build_and_run_instance(context, instance, image,\n', '  File "/var/lib/openstack/lib/python3.12/site-packages/nova/compute/manager.py", line 2831, in _build_and_run_instance\n    raise exception.RescheduledException(\n', 'nova.exception.RescheduledException: Build of instance dac03c8b-dd85-439c-a8b1-0554b55b3fe1 was re-scheduled: Failure running os_vif plugin plug method: No VIF plugin was found with the name ovs\n']
2026-09-14 02:20:16.102 10 WARNING nova.scheduler.utils [None req-3055f99b-2b88-4684-ba6e-ff6726321822 8e1e61ef92624dbdb9cf60e03eb37282 118e19bb1ba5439a9f4d5d799d0dfae4 - - default default] Failed to compute_task_build_instances: Exceeded maximum number of retries. Exhausted all hosts available for retrying build failures for instance dac03c8b-dd85-439c-a8b1-0554b55b3fe1.: nova.exception.MaxRetriesExceeded: Exceeded maximum number of retries. Exhausted all hosts available for retrying build failures for instance dac03c8b-dd85-439c-a8b1-0554b55b3fe1.
2026-09-14 02:20:16.102 10 WARNING nova.scheduler.utils [None req-3055f99b-2b88-4684-ba6e-ff6726321822 8e1e61ef92624dbdb9cf60e03eb37282 118e19bb1ba5439a9f4d5d799d0dfae4 - - default default] [instance: dac03c8b-dd85-439c-a8b1-0554b55b3fe1] Setting instance to ERROR state.: nova.exception.MaxRetriesExceeded: Exceeded maximum number of retries. Exhausted all hosts available for retrying build failures for instance dac03c8b-dd85-439c-a8b1-0554b55b3fe1.
2026-09-14 02:20:16.164 10 WARNING neutronclient.v2_0.client [None req-3055f99b-2b88-4684-ba6e-ff6726321822 8e1e61ef92624dbdb9cf60e03eb37282 118e19bb1ba5439a9f4d5d799d0dfae4 - - 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 dac03c8b-dd85-439c-a8b1-0554b55b3fe1.
2026-09-14 02:20:16.200 10 WARNING neutronclient.v2_0.client [None req-3055f99b-2b88-4684-ba6e-ff6726321822 8e1e61ef92624dbdb9cf60e03eb37282 118e19bb1ba5439a9f4d5d799d0dfae4 - - 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 dac03c8b-dd85-439c-a8b1-0554b55b3fe1.