+ exec nova-conductor --config-file /etc/nova/nova.conf
2026-07-09 13:42:29.190 1 INFO nova.utils [None req-76cf1b6c-6585-4973-ae94-b109a936d7e2 - - - - - -] The cell worker thread pool MainProcess.cell_worker is initialized
2026-07-09 13:42:29.400 1 INFO nova.utils [None req-76cf1b6c-6585-4973-ae94-b109a936d7e2 - - - - - -] The cell worker thread pool MainProcess.cell_worker is shutting down
2026-07-09 13:42:30.400 1 INFO nova.utils [None req-76cf1b6c-6585-4973-ae94-b109a936d7e2 - - - - - -] The cell worker thread pool MainProcess.cell_worker is closed
2026-07-09 13:42:30.404 1 WARNING oslo_service.backend._threading.service [None req-76cf1b6c-6585-4973-ae94-b109a936d7e2 - - - - - -] Service Service is not picklable with spawn; falling back to fork. Please make the service spawn-safe to avoid this fallback.
2026-07-09 13:42:30.413 1 WARNING oslo_config.cfg [None req-76cf1b6c-6585-4973-ae94-b109a936d7e2 - - - - - -] 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.
2026-07-09 13:42:30.461 10 INFO nova.service [-] Starting conductor node (version 33.1.0)
2026-07-09 13:42:30.472 12 INFO nova.service [-] Starting conductor node (version 33.1.0)
2026-07-09 14:22:19.313 10 INFO nova.utils [None req-2a40fbac-41af-4e0e-b5d6-597812cc46c3 6f8d5a5077c84fedb45c8add63023a6f 3a297afc191d4770ab982ac0fc8fe89b - - default default] The cell worker thread pool ForkProcess-1.cell_worker is initialized
2026-07-09 14:22:19.497 10 INFO nova.compute.rpcapi [None req-838948b6-3b78-41a6-827e-2e30f6c37ce8 - - - - - -] Automatically selected compute RPC version 6.5 from minimum service version 72
2026-07-09 14:22:20.310 12 INFO nova.utils [None req-dd7081fa-1d86-42aa-861c-ca3238a88569 f2d83b6a36f94863a5eb3f4bdb3b3684 39cefcfb851c4555a0f4719efb18e4c5 - - default default] The cell worker thread pool ForkProcess-2.cell_worker is initialized
2026-07-09 14:22:20.446 12 INFO nova.compute.rpcapi [None req-c17f23ac-f4c5-41d9-9158-b6ee000821c4 - - - - - -] Automatically selected compute RPC version 6.5 from minimum service version 72
2026-07-09 14:22:37.169 12 ERROR nova.scheduler.utils [None req-2a40fbac-41af-4e0e-b5d6-597812cc46c3 6f8d5a5077c84fedb45c8add63023a6f 3a297afc191d4770ab982ac0fc8fe89b - - default default] [instance: 1e1ec2f7-977e-4422-b497-a2bfda2087f8] 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 1e1ec2f7-977e-4422-b497-a2bfda2087f8 was re-scheduled: Failure running os_vif plugin plug method: No VIF plugin was found with the name ovs\n']
2026-07-09 14:22:37.172 12 WARNING nova.scheduler.utils [None req-2a40fbac-41af-4e0e-b5d6-597812cc46c3 6f8d5a5077c84fedb45c8add63023a6f 3a297afc191d4770ab982ac0fc8fe89b - - default default] Failed to compute_task_build_instances: Exceeded maximum number of retries. Exhausted all hosts available for retrying build failures for instance 1e1ec2f7-977e-4422-b497-a2bfda2087f8.: nova.exception.MaxRetriesExceeded: Exceeded maximum number of retries. Exhausted all hosts available for retrying build failures for instance 1e1ec2f7-977e-4422-b497-a2bfda2087f8.
2026-07-09 14:22:37.173 12 WARNING nova.scheduler.utils [None req-2a40fbac-41af-4e0e-b5d6-597812cc46c3 6f8d5a5077c84fedb45c8add63023a6f 3a297afc191d4770ab982ac0fc8fe89b - - default default] [instance: 1e1ec2f7-977e-4422-b497-a2bfda2087f8] Setting instance to ERROR state.: nova.exception.MaxRetriesExceeded: Exceeded maximum number of retries. Exhausted all hosts available for retrying build failures for instance 1e1ec2f7-977e-4422-b497-a2bfda2087f8.
2026-07-09 14:22:37.291 12 WARNING neutronclient.v2_0.client [None req-2a40fbac-41af-4e0e-b5d6-597812cc46c3 6f8d5a5077c84fedb45c8add63023a6f 3a297afc191d4770ab982ac0fc8fe89b - - 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 1e1ec2f7-977e-4422-b497-a2bfda2087f8.
2026-07-09 14:22:37.736 12 WARNING neutronclient.v2_0.client [None req-2a40fbac-41af-4e0e-b5d6-597812cc46c3 6f8d5a5077c84fedb45c8add63023a6f 3a297afc191d4770ab982ac0fc8fe89b - - 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 1e1ec2f7-977e-4422-b497-a2bfda2087f8.
2026-07-09 14:22:37.996 10 ERROR nova.scheduler.utils [None req-dd7081fa-1d86-42aa-861c-ca3238a88569 f2d83b6a36f94863a5eb3f4bdb3b3684 39cefcfb851c4555a0f4719efb18e4c5 - - default default] [instance: 21adac37-5f4e-4a4b-a724-eb0f407862e8] 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 21adac37-5f4e-4a4b-a724-eb0f407862e8 was re-scheduled: Failure running os_vif plugin plug method: No VIF plugin was found with the name ovs\n']
2026-07-09 14:22:37.998 10 WARNING nova.scheduler.utils [None req-dd7081fa-1d86-42aa-861c-ca3238a88569 f2d83b6a36f94863a5eb3f4bdb3b3684 39cefcfb851c4555a0f4719efb18e4c5 - - default default] Failed to compute_task_build_instances: Exceeded maximum number of retries. Exhausted all hosts available for retrying build failures for instance 21adac37-5f4e-4a4b-a724-eb0f407862e8.: nova.exception.MaxRetriesExceeded: Exceeded maximum number of retries. Exhausted all hosts available for retrying build failures for instance 21adac37-5f4e-4a4b-a724-eb0f407862e8.
2026-07-09 14:22:37.998 10 WARNING nova.scheduler.utils [None req-dd7081fa-1d86-42aa-861c-ca3238a88569 f2d83b6a36f94863a5eb3f4bdb3b3684 39cefcfb851c4555a0f4719efb18e4c5 - - default default] [instance: 21adac37-5f4e-4a4b-a724-eb0f407862e8] Setting instance to ERROR state.: nova.exception.MaxRetriesExceeded: Exceeded maximum number of retries. Exhausted all hosts available for retrying build failures for instance 21adac37-5f4e-4a4b-a724-eb0f407862e8.
2026-07-09 14:22:38.093 10 WARNING neutronclient.v2_0.client [None req-dd7081fa-1d86-42aa-861c-ca3238a88569 f2d83b6a36f94863a5eb3f4bdb3b3684 39cefcfb851c4555a0f4719efb18e4c5 - - 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 21adac37-5f4e-4a4b-a724-eb0f407862e8.
2026-07-09 14:22:38.558 10 WARNING neutronclient.v2_0.client [None req-dd7081fa-1d86-42aa-861c-ca3238a88569 f2d83b6a36f94863a5eb3f4bdb3b3684 39cefcfb851c4555a0f4719efb18e4c5 - - 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 21adac37-5f4e-4a4b-a724-eb0f407862e8.
2026-07-09 14:23:14.126 10 ERROR nova.scheduler.utils [None req-bab7292a-f333-4dee-b06b-29a3a4a8a523 71afd6d42d5b44608289eb0b4f46cc14 8c09afcf23f14dd28de07e88ed3d50cd - - default default] [instance: a19dfa5b-d9f7-483a-9d80-6d6dbde4b708] 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 a19dfa5b-d9f7-483a-9d80-6d6dbde4b708 was re-scheduled: Failure running os_vif plugin plug method: No VIF plugin was found with the name ovs\n']
2026-07-09 14:23:14.127 10 WARNING nova.scheduler.utils [None req-bab7292a-f333-4dee-b06b-29a3a4a8a523 71afd6d42d5b44608289eb0b4f46cc14 8c09afcf23f14dd28de07e88ed3d50cd - - default default] Failed to compute_task_build_instances: Exceeded maximum number of retries. Exhausted all hosts available for retrying build failures for instance a19dfa5b-d9f7-483a-9d80-6d6dbde4b708.: nova.exception.MaxRetriesExceeded: Exceeded maximum number of retries. Exhausted all hosts available for retrying build failures for instance a19dfa5b-d9f7-483a-9d80-6d6dbde4b708.
2026-07-09 14:23:14.127 10 WARNING nova.scheduler.utils [None req-bab7292a-f333-4dee-b06b-29a3a4a8a523 71afd6d42d5b44608289eb0b4f46cc14 8c09afcf23f14dd28de07e88ed3d50cd - - default default] [instance: a19dfa5b-d9f7-483a-9d80-6d6dbde4b708] Setting instance to ERROR state.: nova.exception.MaxRetriesExceeded: Exceeded maximum number of retries. Exhausted all hosts available for retrying build failures for instance a19dfa5b-d9f7-483a-9d80-6d6dbde4b708.
2026-07-09 14:23:14.193 10 WARNING neutronclient.v2_0.client [None req-bab7292a-f333-4dee-b06b-29a3a4a8a523 71afd6d42d5b44608289eb0b4f46cc14 8c09afcf23f14dd28de07e88ed3d50cd - - 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 a19dfa5b-d9f7-483a-9d80-6d6dbde4b708.
2026-07-09 14:23:14.225 10 WARNING neutronclient.v2_0.client [None req-bab7292a-f333-4dee-b06b-29a3a4a8a523 71afd6d42d5b44608289eb0b4f46cc14 8c09afcf23f14dd28de07e88ed3d50cd - - 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 a19dfa5b-d9f7-483a-9d80-6d6dbde4b708.
2026-07-09 14:23:23.709 10 ERROR nova.scheduler.utils [None req-150b9456-a883-40f1-882f-2d802a964eba b904453e5770437c88a33e8a6d59fa5b 8c79ce8246394b978144740316bbcd78 - - default default] [instance: f7dbdc98-a724-4440-8b6b-5b4863ba1f2a] 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 f7dbdc98-a724-4440-8b6b-5b4863ba1f2a was re-scheduled: Failure running os_vif plugin plug method: No VIF plugin was found with the name ovs\n']
2026-07-09 14:23:23.710 10 WARNING nova.scheduler.utils [None req-150b9456-a883-40f1-882f-2d802a964eba b904453e5770437c88a33e8a6d59fa5b 8c79ce8246394b978144740316bbcd78 - - default default] Failed to compute_task_build_instances: Exceeded maximum number of retries. Exhausted all hosts available for retrying build failures for instance f7dbdc98-a724-4440-8b6b-5b4863ba1f2a.: nova.exception.MaxRetriesExceeded: Exceeded maximum number of retries. Exhausted all hosts available for retrying build failures for instance f7dbdc98-a724-4440-8b6b-5b4863ba1f2a.
2026-07-09 14:23:23.710 10 WARNING nova.scheduler.utils [None req-150b9456-a883-40f1-882f-2d802a964eba b904453e5770437c88a33e8a6d59fa5b 8c79ce8246394b978144740316bbcd78 - - default default] [instance: f7dbdc98-a724-4440-8b6b-5b4863ba1f2a] Setting instance to ERROR state.: nova.exception.MaxRetriesExceeded: Exceeded maximum number of retries. Exhausted all hosts available for retrying build failures for instance f7dbdc98-a724-4440-8b6b-5b4863ba1f2a.
2026-07-09 14:23:23.767 10 WARNING neutronclient.v2_0.client [None req-150b9456-a883-40f1-882f-2d802a964eba b904453e5770437c88a33e8a6d59fa5b 8c79ce8246394b978144740316bbcd78 - - 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 f7dbdc98-a724-4440-8b6b-5b4863ba1f2a.
2026-07-09 14:23:23.797 10 WARNING neutronclient.v2_0.client [None req-150b9456-a883-40f1-882f-2d802a964eba b904453e5770437c88a33e8a6d59fa5b 8c79ce8246394b978144740316bbcd78 - - 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 f7dbdc98-a724-4440-8b6b-5b4863ba1f2a.
2026-07-09 14:23:59.119 10 ERROR nova.scheduler.utils [None req-da638e35-c7b1-4b6f-bc34-428b9ab2b642 e0a41962008f429e9b50562963d5a4bb bdd3278e3274430e8040dfd90fc8ec77 - - default default] [instance: f49eca22-f23a-4d2a-9f92-fadb155f8ce8] 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 f49eca22-f23a-4d2a-9f92-fadb155f8ce8 was re-scheduled: Failure running os_vif plugin plug method: No VIF plugin was found with the name ovs\n']
2026-07-09 14:23:59.120 10 WARNING nova.scheduler.utils [None req-da638e35-c7b1-4b6f-bc34-428b9ab2b642 e0a41962008f429e9b50562963d5a4bb bdd3278e3274430e8040dfd90fc8ec77 - - default default] Failed to compute_task_build_instances: Exceeded maximum number of retries. Exhausted all hosts available for retrying build failures for instance f49eca22-f23a-4d2a-9f92-fadb155f8ce8.: nova.exception.MaxRetriesExceeded: Exceeded maximum number of retries. Exhausted all hosts available for retrying build failures for instance f49eca22-f23a-4d2a-9f92-fadb155f8ce8.
2026-07-09 14:23:59.121 10 WARNING nova.scheduler.utils [None req-da638e35-c7b1-4b6f-bc34-428b9ab2b642 e0a41962008f429e9b50562963d5a4bb bdd3278e3274430e8040dfd90fc8ec77 - - default default] [instance: f49eca22-f23a-4d2a-9f92-fadb155f8ce8] Setting instance to ERROR state.: nova.exception.MaxRetriesExceeded: Exceeded maximum number of retries. Exhausted all hosts available for retrying build failures for instance f49eca22-f23a-4d2a-9f92-fadb155f8ce8.
2026-07-09 14:23:59.171 10 WARNING neutronclient.v2_0.client [None req-da638e35-c7b1-4b6f-bc34-428b9ab2b642 e0a41962008f429e9b50562963d5a4bb bdd3278e3274430e8040dfd90fc8ec77 - - 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 f49eca22-f23a-4d2a-9f92-fadb155f8ce8.
2026-07-09 14:23:59.247 10 WARNING neutronclient.v2_0.client [None req-da638e35-c7b1-4b6f-bc34-428b9ab2b642 e0a41962008f429e9b50562963d5a4bb bdd3278e3274430e8040dfd90fc8ec77 - - 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 f49eca22-f23a-4d2a-9f92-fadb155f8ce8.
2026-07-09 14:24:03.827 12 ERROR nova.scheduler.utils [None req-5f5f70b3-6635-476e-acf7-1f380662c027 bd73f1399b6446188128ff5231e9c577 b0a8d8a6fa344d35a45370a9a53fe939 - - default default] [instance: c465cddb-d56e-47c4-b19f-7d91b8179059] 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 c465cddb-d56e-47c4-b19f-7d91b8179059 was re-scheduled: Failure running os_vif plugin plug method: No VIF plugin was found with the name ovs\n']
2026-07-09 14:24:03.829 12 WARNING nova.scheduler.utils [None req-5f5f70b3-6635-476e-acf7-1f380662c027 bd73f1399b6446188128ff5231e9c577 b0a8d8a6fa344d35a45370a9a53fe939 - - default default] Failed to compute_task_build_instances: Exceeded maximum number of retries. Exhausted all hosts available for retrying build failures for instance c465cddb-d56e-47c4-b19f-7d91b8179059.: nova.exception.MaxRetriesExceeded: Exceeded maximum number of retries. Exhausted all hosts available for retrying build failures for instance c465cddb-d56e-47c4-b19f-7d91b8179059.
2026-07-09 14:24:03.829 12 WARNING nova.scheduler.utils [None req-5f5f70b3-6635-476e-acf7-1f380662c027 bd73f1399b6446188128ff5231e9c577 b0a8d8a6fa344d35a45370a9a53fe939 - - default default] [instance: c465cddb-d56e-47c4-b19f-7d91b8179059] Setting instance to ERROR state.: nova.exception.MaxRetriesExceeded: Exceeded maximum number of retries. Exhausted all hosts available for retrying build failures for instance c465cddb-d56e-47c4-b19f-7d91b8179059.
2026-07-09 14:24:03.884 12 WARNING neutronclient.v2_0.client [None req-5f5f70b3-6635-476e-acf7-1f380662c027 bd73f1399b6446188128ff5231e9c577 b0a8d8a6fa344d35a45370a9a53fe939 - - 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 c465cddb-d56e-47c4-b19f-7d91b8179059.
2026-07-09 14:24:04.408 12 WARNING neutronclient.v2_0.client [None req-5f5f70b3-6635-476e-acf7-1f380662c027 bd73f1399b6446188128ff5231e9c577 b0a8d8a6fa344d35a45370a9a53fe939 - - 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 c465cddb-d56e-47c4-b19f-7d91b8179059.
2026-07-09 14:24:46.552 12 ERROR nova.scheduler.utils [None req-8dd99ffc-93c8-475c-9018-b86670ec1e4c b7c47e5684ba44b499fdc360a03dc498 1701b2a2d434448cb91eb1e136b1dd89 - - default default] [instance: 0207d467-d40f-4a7c-a291-cd86285dc6ca] 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 0207d467-d40f-4a7c-a291-cd86285dc6ca was re-scheduled: Failure running os_vif plugin plug method: No VIF plugin was found with the name ovs\n']
2026-07-09 14:24:46.553 12 WARNING nova.scheduler.utils [None req-8dd99ffc-93c8-475c-9018-b86670ec1e4c b7c47e5684ba44b499fdc360a03dc498 1701b2a2d434448cb91eb1e136b1dd89 - - default default] Failed to compute_task_build_instances: Exceeded maximum number of retries. Exhausted all hosts available for retrying build failures for instance 0207d467-d40f-4a7c-a291-cd86285dc6ca.: nova.exception.MaxRetriesExceeded: Exceeded maximum number of retries. Exhausted all hosts available for retrying build failures for instance 0207d467-d40f-4a7c-a291-cd86285dc6ca.
2026-07-09 14:24:46.554 12 WARNING nova.scheduler.utils [None req-8dd99ffc-93c8-475c-9018-b86670ec1e4c b7c47e5684ba44b499fdc360a03dc498 1701b2a2d434448cb91eb1e136b1dd89 - - default default] [instance: 0207d467-d40f-4a7c-a291-cd86285dc6ca] Setting instance to ERROR state.: nova.exception.MaxRetriesExceeded: Exceeded maximum number of retries. Exhausted all hosts available for retrying build failures for instance 0207d467-d40f-4a7c-a291-cd86285dc6ca.
2026-07-09 14:24:46.618 12 WARNING neutronclient.v2_0.client [None req-8dd99ffc-93c8-475c-9018-b86670ec1e4c b7c47e5684ba44b499fdc360a03dc498 1701b2a2d434448cb91eb1e136b1dd89 - - 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 0207d467-d40f-4a7c-a291-cd86285dc6ca.
2026-07-09 14:24:46.914 12 WARNING neutronclient.v2_0.client [None req-8dd99ffc-93c8-475c-9018-b86670ec1e4c b7c47e5684ba44b499fdc360a03dc498 1701b2a2d434448cb91eb1e136b1dd89 - - 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 0207d467-d40f-4a7c-a291-cd86285dc6ca.
2026-07-09 14:26:30.083 12 ERROR nova.scheduler.utils [None req-bcdcf21c-f50f-4347-b72c-12482753748b 4407cbc6a90b484aa2c16db278abbfab 9bafae870146472380a89675efc686f5 - - default default] [instance: ef9aca23-7d21-4c4a-9406-98ec38e8acc3] 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 ef9aca23-7d21-4c4a-9406-98ec38e8acc3 was re-scheduled: Failure running os_vif plugin plug method: No VIF plugin was found with the name ovs\n']
2026-07-09 14:26:30.084 12 WARNING nova.scheduler.utils [None req-bcdcf21c-f50f-4347-b72c-12482753748b 4407cbc6a90b484aa2c16db278abbfab 9bafae870146472380a89675efc686f5 - - default default] Failed to compute_task_build_instances: Exceeded maximum number of retries. Exhausted all hosts available for retrying build failures for instance ef9aca23-7d21-4c4a-9406-98ec38e8acc3.: nova.exception.MaxRetriesExceeded: Exceeded maximum number of retries. Exhausted all hosts available for retrying build failures for instance ef9aca23-7d21-4c4a-9406-98ec38e8acc3.
2026-07-09 14:26:30.084 12 WARNING nova.scheduler.utils [None req-bcdcf21c-f50f-4347-b72c-12482753748b 4407cbc6a90b484aa2c16db278abbfab 9bafae870146472380a89675efc686f5 - - default default] [instance: ef9aca23-7d21-4c4a-9406-98ec38e8acc3] Setting instance to ERROR state.: nova.exception.MaxRetriesExceeded: Exceeded maximum number of retries. Exhausted all hosts available for retrying build failures for instance ef9aca23-7d21-4c4a-9406-98ec38e8acc3.
2026-07-09 14:26:30.137 12 WARNING neutronclient.v2_0.client [None req-bcdcf21c-f50f-4347-b72c-12482753748b 4407cbc6a90b484aa2c16db278abbfab 9bafae870146472380a89675efc686f5 - - 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 ef9aca23-7d21-4c4a-9406-98ec38e8acc3.
2026-07-09 14:26:30.176 12 WARNING neutronclient.v2_0.client [None req-bcdcf21c-f50f-4347-b72c-12482753748b 4407cbc6a90b484aa2c16db278abbfab 9bafae870146472380a89675efc686f5 - - 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 ef9aca23-7d21-4c4a-9406-98ec38e8acc3.
2026-07-09 14:26:32.063 12 ERROR nova.scheduler.utils [None req-da1ba16b-2ba7-4d50-ba6c-dddc6cb79e31 6755988a550b444c9090797cce3cb57b 998566fbd14340ef80623291c1d0ddf7 - - default default] [instance: b894931d-d5d4-4ce0-a6d8-c0314f144e0d] 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 b894931d-d5d4-4ce0-a6d8-c0314f144e0d was re-scheduled: Failure running os_vif plugin plug method: No VIF plugin was found with the name ovs\n']
2026-07-09 14:26:32.064 12 WARNING nova.scheduler.utils [None req-da1ba16b-2ba7-4d50-ba6c-dddc6cb79e31 6755988a550b444c9090797cce3cb57b 998566fbd14340ef80623291c1d0ddf7 - - default default] Failed to compute_task_build_instances: Exceeded maximum number of retries. Exhausted all hosts available for retrying build failures for instance b894931d-d5d4-4ce0-a6d8-c0314f144e0d.: nova.exception.MaxRetriesExceeded: Exceeded maximum number of retries. Exhausted all hosts available for retrying build failures for instance b894931d-d5d4-4ce0-a6d8-c0314f144e0d.
2026-07-09 14:26:32.064 12 WARNING nova.scheduler.utils [None req-da1ba16b-2ba7-4d50-ba6c-dddc6cb79e31 6755988a550b444c9090797cce3cb57b 998566fbd14340ef80623291c1d0ddf7 - - default default] [instance: b894931d-d5d4-4ce0-a6d8-c0314f144e0d] Setting instance to ERROR state.: nova.exception.MaxRetriesExceeded: Exceeded maximum number of retries. Exhausted all hosts available for retrying build failures for instance b894931d-d5d4-4ce0-a6d8-c0314f144e0d.
2026-07-09 14:26:32.109 12 WARNING neutronclient.v2_0.client [None req-da1ba16b-2ba7-4d50-ba6c-dddc6cb79e31 6755988a550b444c9090797cce3cb57b 998566fbd14340ef80623291c1d0ddf7 - - 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 b894931d-d5d4-4ce0-a6d8-c0314f144e0d.
2026-07-09 14:26:32.137 12 WARNING neutronclient.v2_0.client [None req-da1ba16b-2ba7-4d50-ba6c-dddc6cb79e31 6755988a550b444c9090797cce3cb57b 998566fbd14340ef80623291c1d0ddf7 - - 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 b894931d-d5d4-4ce0-a6d8-c0314f144e0d.
2026-07-09 14:28:10.595 12 ERROR nova.scheduler.utils [None req-55b86b6c-d255-42a8-b8bf-843784cf2c49 654190acab6047268a053c44d85dea31 9855c59dd5424a9495e6415922d6676a - - default default] [instance: bb153b96-ae1f-4a52-bb98-e41f19be7b37] 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 bb153b96-ae1f-4a52-bb98-e41f19be7b37 was re-scheduled: Failure running os_vif plugin plug method: No VIF plugin was found with the name ovs\n']
2026-07-09 14:28:10.596 12 WARNING nova.scheduler.utils [None req-55b86b6c-d255-42a8-b8bf-843784cf2c49 654190acab6047268a053c44d85dea31 9855c59dd5424a9495e6415922d6676a - - default default] Failed to compute_task_build_instances: Exceeded maximum number of retries. Exhausted all hosts available for retrying build failures for instance bb153b96-ae1f-4a52-bb98-e41f19be7b37.: nova.exception.MaxRetriesExceeded: Exceeded maximum number of retries. Exhausted all hosts available for retrying build failures for instance bb153b96-ae1f-4a52-bb98-e41f19be7b37.
2026-07-09 14:28:10.596 12 WARNING nova.scheduler.utils [None req-55b86b6c-d255-42a8-b8bf-843784cf2c49 654190acab6047268a053c44d85dea31 9855c59dd5424a9495e6415922d6676a - - default default] [instance: bb153b96-ae1f-4a52-bb98-e41f19be7b37] Setting instance to ERROR state.: nova.exception.MaxRetriesExceeded: Exceeded maximum number of retries. Exhausted all hosts available for retrying build failures for instance bb153b96-ae1f-4a52-bb98-e41f19be7b37.
2026-07-09 14:28:10.639 12 WARNING neutronclient.v2_0.client [None req-55b86b6c-d255-42a8-b8bf-843784cf2c49 654190acab6047268a053c44d85dea31 9855c59dd5424a9495e6415922d6676a - - 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 bb153b96-ae1f-4a52-bb98-e41f19be7b37.
2026-07-09 14:28:10.698 12 WARNING neutronclient.v2_0.client [None req-55b86b6c-d255-42a8-b8bf-843784cf2c49 654190acab6047268a053c44d85dea31 9855c59dd5424a9495e6415922d6676a - - 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 bb153b96-ae1f-4a52-bb98-e41f19be7b37.