+ exec nova-conductor --config-file /etc/nova/nova.conf
2026-07-08 15:57:05.923 1 INFO nova.utils [None req-ce979bd7-83ce-407c-90f2-378eb532f7d3 - - - - - -] The cell worker thread pool MainProcess.cell_worker is initialized
2026-07-08 15:57:06.109 1 INFO nova.utils [None req-ce979bd7-83ce-407c-90f2-378eb532f7d3 - - - - - -] The cell worker thread pool MainProcess.cell_worker is shutting down
2026-07-08 15:57:07.109 1 INFO nova.utils [None req-ce979bd7-83ce-407c-90f2-378eb532f7d3 - - - - - -] The cell worker thread pool MainProcess.cell_worker is closed
2026-07-08 15:57:07.112 1 WARNING oslo_service.backend._threading.service [None req-ce979bd7-83ce-407c-90f2-378eb532f7d3 - - - - - -] Service Service is not picklable with spawn; falling back to fork. Please make the service spawn-safe to avoid this fallback.
2026-07-08 15:57:07.121 1 WARNING oslo_config.cfg [None req-ce979bd7-83ce-407c-90f2-378eb532f7d3 - - - - - -] Deprecated: Option "api_servers" from group "glance" is deprecated for removal (
Support for image service configuration via standard keystoneauth1 Adapter
options was added in the 17.0.0 Queens release. The api_servers option was
retained temporarily to allow consumers time to cut over to a real load
balancing solution.
).  Its value may be silently ignored in the future.
2026-07-08 15:57:07.168 10 INFO nova.service [-] Starting conductor node (version 33.1.0)
2026-07-08 15:57:07.179 12 INFO nova.service [-] Starting conductor node (version 33.1.0)
2026-07-08 16:36:51.757 12 INFO nova.utils [None req-2a869145-cd5a-43be-8e99-2f8ebb5bfed8 784933dd2fe34d9aafcbd6dcda75ce34 d6ec2ba95db64b2f821814d725094187 - - default default] The cell worker thread pool ForkProcess-2.cell_worker is initialized
2026-07-08 16:36:51.922 12 INFO nova.compute.rpcapi [None req-d0e783e8-5893-4233-b0a0-a657a59463ed - - - - - -] Automatically selected compute RPC version 6.5 from minimum service version 72
2026-07-08 16:36:58.486 10 INFO nova.utils [None req-3e06af77-3f9a-4961-a149-5d8f198cf4e7 403b18156e134dab9cc567b555024ea7 a975c8f2471f4de89d37d868cead1879 - - default default] The cell worker thread pool ForkProcess-1.cell_worker is initialized
2026-07-08 16:36:58.672 10 INFO nova.compute.rpcapi [None req-7ddf08e6-e701-41b8-bfd5-e02d9db7fae7 - - - - - -] Automatically selected compute RPC version 6.5 from minimum service version 72
2026-07-08 16:37:10.885 10 ERROR nova.scheduler.utils [None req-2a869145-cd5a-43be-8e99-2f8ebb5bfed8 784933dd2fe34d9aafcbd6dcda75ce34 d6ec2ba95db64b2f821814d725094187 - - default default] [instance: 07c9cf3a-a883-40d0-9b53-b688208d505b] 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 07c9cf3a-a883-40d0-9b53-b688208d505b was re-scheduled: Failure running os_vif plugin plug method: No VIF plugin was found with the name ovs\n']
2026-07-08 16:37:10.886 10 WARNING nova.scheduler.utils [None req-2a869145-cd5a-43be-8e99-2f8ebb5bfed8 784933dd2fe34d9aafcbd6dcda75ce34 d6ec2ba95db64b2f821814d725094187 - - default default] Failed to compute_task_build_instances: Exceeded maximum number of retries. Exhausted all hosts available for retrying build failures for instance 07c9cf3a-a883-40d0-9b53-b688208d505b.: nova.exception.MaxRetriesExceeded: Exceeded maximum number of retries. Exhausted all hosts available for retrying build failures for instance 07c9cf3a-a883-40d0-9b53-b688208d505b.
2026-07-08 16:37:10.886 10 WARNING nova.scheduler.utils [None req-2a869145-cd5a-43be-8e99-2f8ebb5bfed8 784933dd2fe34d9aafcbd6dcda75ce34 d6ec2ba95db64b2f821814d725094187 - - default default] [instance: 07c9cf3a-a883-40d0-9b53-b688208d505b] Setting instance to ERROR state.: nova.exception.MaxRetriesExceeded: Exceeded maximum number of retries. Exhausted all hosts available for retrying build failures for instance 07c9cf3a-a883-40d0-9b53-b688208d505b.
2026-07-08 16:37:11.001 10 WARNING neutronclient.v2_0.client [None req-2a869145-cd5a-43be-8e99-2f8ebb5bfed8 784933dd2fe34d9aafcbd6dcda75ce34 d6ec2ba95db64b2f821814d725094187 - - 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 07c9cf3a-a883-40d0-9b53-b688208d505b.
2026-07-08 16:37:11.540 10 WARNING neutronclient.v2_0.client [None req-2a869145-cd5a-43be-8e99-2f8ebb5bfed8 784933dd2fe34d9aafcbd6dcda75ce34 d6ec2ba95db64b2f821814d725094187 - - 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 07c9cf3a-a883-40d0-9b53-b688208d505b.
2026-07-08 16:37:12.487 10 ERROR nova.scheduler.utils [None req-3e06af77-3f9a-4961-a149-5d8f198cf4e7 403b18156e134dab9cc567b555024ea7 a975c8f2471f4de89d37d868cead1879 - - default default] [instance: b9e4b2bc-a092-4028-ad46-2ded7efd9090] 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 b9e4b2bc-a092-4028-ad46-2ded7efd9090 was re-scheduled: Failure running os_vif plugin plug method: No VIF plugin was found with the name ovs\n']
2026-07-08 16:37:12.488 10 WARNING nova.scheduler.utils [None req-3e06af77-3f9a-4961-a149-5d8f198cf4e7 403b18156e134dab9cc567b555024ea7 a975c8f2471f4de89d37d868cead1879 - - default default] Failed to compute_task_build_instances: Exceeded maximum number of retries. Exhausted all hosts available for retrying build failures for instance b9e4b2bc-a092-4028-ad46-2ded7efd9090.: nova.exception.MaxRetriesExceeded: Exceeded maximum number of retries. Exhausted all hosts available for retrying build failures for instance b9e4b2bc-a092-4028-ad46-2ded7efd9090.
2026-07-08 16:37:12.489 10 WARNING nova.scheduler.utils [None req-3e06af77-3f9a-4961-a149-5d8f198cf4e7 403b18156e134dab9cc567b555024ea7 a975c8f2471f4de89d37d868cead1879 - - default default] [instance: b9e4b2bc-a092-4028-ad46-2ded7efd9090] Setting instance to ERROR state.: nova.exception.MaxRetriesExceeded: Exceeded maximum number of retries. Exhausted all hosts available for retrying build failures for instance b9e4b2bc-a092-4028-ad46-2ded7efd9090.
2026-07-08 16:37:12.590 10 WARNING neutronclient.v2_0.client [None req-3e06af77-3f9a-4961-a149-5d8f198cf4e7 403b18156e134dab9cc567b555024ea7 a975c8f2471f4de89d37d868cead1879 - - 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 b9e4b2bc-a092-4028-ad46-2ded7efd9090.
2026-07-08 16:37:12.626 10 WARNING neutronclient.v2_0.client [None req-3e06af77-3f9a-4961-a149-5d8f198cf4e7 403b18156e134dab9cc567b555024ea7 a975c8f2471f4de89d37d868cead1879 - - 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 b9e4b2bc-a092-4028-ad46-2ded7efd9090.
2026-07-08 16:37:20.575 10 ERROR nova.scheduler.utils [None req-6123fec3-cbc7-4a52-a751-2b225f5deb19 56a3ea6b47aa4a2280500f33e5ecf8bc 6eead3c40abc457888d88700b479f9e9 - - default default] [instance: 70e6593a-77de-48a0-8c15-9f6820a96fc3] 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 70e6593a-77de-48a0-8c15-9f6820a96fc3 was re-scheduled: Failure running os_vif plugin plug method: No VIF plugin was found with the name ovs\n']
2026-07-08 16:37:20.576 10 WARNING nova.scheduler.utils [None req-6123fec3-cbc7-4a52-a751-2b225f5deb19 56a3ea6b47aa4a2280500f33e5ecf8bc 6eead3c40abc457888d88700b479f9e9 - - default default] Failed to compute_task_build_instances: Exceeded maximum number of retries. Exhausted all hosts available for retrying build failures for instance 70e6593a-77de-48a0-8c15-9f6820a96fc3.: nova.exception.MaxRetriesExceeded: Exceeded maximum number of retries. Exhausted all hosts available for retrying build failures for instance 70e6593a-77de-48a0-8c15-9f6820a96fc3.
2026-07-08 16:37:20.576 10 WARNING nova.scheduler.utils [None req-6123fec3-cbc7-4a52-a751-2b225f5deb19 56a3ea6b47aa4a2280500f33e5ecf8bc 6eead3c40abc457888d88700b479f9e9 - - default default] [instance: 70e6593a-77de-48a0-8c15-9f6820a96fc3] Setting instance to ERROR state.: nova.exception.MaxRetriesExceeded: Exceeded maximum number of retries. Exhausted all hosts available for retrying build failures for instance 70e6593a-77de-48a0-8c15-9f6820a96fc3.
2026-07-08 16:37:20.645 10 WARNING neutronclient.v2_0.client [None req-6123fec3-cbc7-4a52-a751-2b225f5deb19 56a3ea6b47aa4a2280500f33e5ecf8bc 6eead3c40abc457888d88700b479f9e9 - - 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 70e6593a-77de-48a0-8c15-9f6820a96fc3.
2026-07-08 16:37:20.672 10 WARNING neutronclient.v2_0.client [None req-6123fec3-cbc7-4a52-a751-2b225f5deb19 56a3ea6b47aa4a2280500f33e5ecf8bc 6eead3c40abc457888d88700b479f9e9 - - 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 70e6593a-77de-48a0-8c15-9f6820a96fc3.
2026-07-08 16:37:41.678 10 ERROR nova.scheduler.utils [None req-761b2506-4241-4ab2-a615-eab4412bd78c 549e0bd4c1f54b3f836385aeff55809c 219220f568ad428c82b2e0d0f03c07f9 - - default default] [instance: 87e16380-9615-47b7-96f9-f138000a8be2] 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 87e16380-9615-47b7-96f9-f138000a8be2 was re-scheduled: Failure running os_vif plugin plug method: No VIF plugin was found with the name ovs\n']
2026-07-08 16:37:41.679 10 WARNING nova.scheduler.utils [None req-761b2506-4241-4ab2-a615-eab4412bd78c 549e0bd4c1f54b3f836385aeff55809c 219220f568ad428c82b2e0d0f03c07f9 - - default default] Failed to compute_task_build_instances: Exceeded maximum number of retries. Exhausted all hosts available for retrying build failures for instance 87e16380-9615-47b7-96f9-f138000a8be2.: nova.exception.MaxRetriesExceeded: Exceeded maximum number of retries. Exhausted all hosts available for retrying build failures for instance 87e16380-9615-47b7-96f9-f138000a8be2.
2026-07-08 16:37:41.680 10 WARNING nova.scheduler.utils [None req-761b2506-4241-4ab2-a615-eab4412bd78c 549e0bd4c1f54b3f836385aeff55809c 219220f568ad428c82b2e0d0f03c07f9 - - default default] [instance: 87e16380-9615-47b7-96f9-f138000a8be2] Setting instance to ERROR state.: nova.exception.MaxRetriesExceeded: Exceeded maximum number of retries. Exhausted all hosts available for retrying build failures for instance 87e16380-9615-47b7-96f9-f138000a8be2.
2026-07-08 16:37:41.742 10 WARNING neutronclient.v2_0.client [None req-761b2506-4241-4ab2-a615-eab4412bd78c 549e0bd4c1f54b3f836385aeff55809c 219220f568ad428c82b2e0d0f03c07f9 - - 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 87e16380-9615-47b7-96f9-f138000a8be2.
2026-07-08 16:37:41.773 10 WARNING neutronclient.v2_0.client [None req-761b2506-4241-4ab2-a615-eab4412bd78c 549e0bd4c1f54b3f836385aeff55809c 219220f568ad428c82b2e0d0f03c07f9 - - 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 87e16380-9615-47b7-96f9-f138000a8be2.
2026-07-08 16:37:48.193 10 ERROR nova.scheduler.utils [None req-0eb86277-b280-4e01-85ba-f989f1ce5858 2d1a60d1436641bead09ca9b57148b8a ccba853f97bf434496bc6c0bd70455c8 - - default default] [instance: 1c11eb37-b6a9-4ac2-b52e-c6824a477815] 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 1c11eb37-b6a9-4ac2-b52e-c6824a477815 was re-scheduled: Failure running os_vif plugin plug method: No VIF plugin was found with the name ovs\n']
2026-07-08 16:37:48.194 10 WARNING nova.scheduler.utils [None req-0eb86277-b280-4e01-85ba-f989f1ce5858 2d1a60d1436641bead09ca9b57148b8a ccba853f97bf434496bc6c0bd70455c8 - - default default] Failed to compute_task_build_instances: Exceeded maximum number of retries. Exhausted all hosts available for retrying build failures for instance 1c11eb37-b6a9-4ac2-b52e-c6824a477815.: nova.exception.MaxRetriesExceeded: Exceeded maximum number of retries. Exhausted all hosts available for retrying build failures for instance 1c11eb37-b6a9-4ac2-b52e-c6824a477815.
2026-07-08 16:37:48.194 10 WARNING nova.scheduler.utils [None req-0eb86277-b280-4e01-85ba-f989f1ce5858 2d1a60d1436641bead09ca9b57148b8a ccba853f97bf434496bc6c0bd70455c8 - - default default] [instance: 1c11eb37-b6a9-4ac2-b52e-c6824a477815] Setting instance to ERROR state.: nova.exception.MaxRetriesExceeded: Exceeded maximum number of retries. Exhausted all hosts available for retrying build failures for instance 1c11eb37-b6a9-4ac2-b52e-c6824a477815.
2026-07-08 16:37:48.255 10 WARNING neutronclient.v2_0.client [None req-0eb86277-b280-4e01-85ba-f989f1ce5858 2d1a60d1436641bead09ca9b57148b8a ccba853f97bf434496bc6c0bd70455c8 - - 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 1c11eb37-b6a9-4ac2-b52e-c6824a477815.
2026-07-08 16:37:48.283 10 WARNING neutronclient.v2_0.client [None req-0eb86277-b280-4e01-85ba-f989f1ce5858 2d1a60d1436641bead09ca9b57148b8a ccba853f97bf434496bc6c0bd70455c8 - - 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 1c11eb37-b6a9-4ac2-b52e-c6824a477815.
2026-07-08 16:38:08.979 10 ERROR nova.scheduler.utils [None req-2d269054-a55a-4ed3-a71e-819bdc25b660 8bc219509eba450c9a57589395a7066a 643f9fbe96ff4ba8afe7125839785fcf - - default default] [instance: c83d9b59-8224-4eef-bd26-8112b39f6670] 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 c83d9b59-8224-4eef-bd26-8112b39f6670 was re-scheduled: Failure running os_vif plugin plug method: No VIF plugin was found with the name ovs\n']
2026-07-08 16:38:08.980 10 WARNING nova.scheduler.utils [None req-2d269054-a55a-4ed3-a71e-819bdc25b660 8bc219509eba450c9a57589395a7066a 643f9fbe96ff4ba8afe7125839785fcf - - default default] Failed to compute_task_build_instances: Exceeded maximum number of retries. Exhausted all hosts available for retrying build failures for instance c83d9b59-8224-4eef-bd26-8112b39f6670.: nova.exception.MaxRetriesExceeded: Exceeded maximum number of retries. Exhausted all hosts available for retrying build failures for instance c83d9b59-8224-4eef-bd26-8112b39f6670.
2026-07-08 16:38:08.980 10 WARNING nova.scheduler.utils [None req-2d269054-a55a-4ed3-a71e-819bdc25b660 8bc219509eba450c9a57589395a7066a 643f9fbe96ff4ba8afe7125839785fcf - - default default] [instance: c83d9b59-8224-4eef-bd26-8112b39f6670] Setting instance to ERROR state.: nova.exception.MaxRetriesExceeded: Exceeded maximum number of retries. Exhausted all hosts available for retrying build failures for instance c83d9b59-8224-4eef-bd26-8112b39f6670.
2026-07-08 16:38:09.055 10 WARNING neutronclient.v2_0.client [None req-2d269054-a55a-4ed3-a71e-819bdc25b660 8bc219509eba450c9a57589395a7066a 643f9fbe96ff4ba8afe7125839785fcf - - 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 c83d9b59-8224-4eef-bd26-8112b39f6670.
2026-07-08 16:38:09.091 10 WARNING neutronclient.v2_0.client [None req-2d269054-a55a-4ed3-a71e-819bdc25b660 8bc219509eba450c9a57589395a7066a 643f9fbe96ff4ba8afe7125839785fcf - - 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 c83d9b59-8224-4eef-bd26-8112b39f6670.
2026-07-08 16:39:35.375 12 ERROR nova.scheduler.utils [None req-d443fdc0-01ea-406e-aa3d-8af9aac7c5fe e7dad320fcdf4dd5b38b665e844d0384 498fff9b0d2f4e68b386c17239f5cef3 - - default default] [instance: a2006797-56f4-4fc7-b105-af7900414920] 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 a2006797-56f4-4fc7-b105-af7900414920 was re-scheduled: Failure running os_vif plugin plug method: No VIF plugin was found with the name ovs\n']
2026-07-08 16:39:35.376 12 WARNING nova.scheduler.utils [None req-d443fdc0-01ea-406e-aa3d-8af9aac7c5fe e7dad320fcdf4dd5b38b665e844d0384 498fff9b0d2f4e68b386c17239f5cef3 - - default default] Failed to compute_task_build_instances: Exceeded maximum number of retries. Exhausted all hosts available for retrying build failures for instance a2006797-56f4-4fc7-b105-af7900414920.: nova.exception.MaxRetriesExceeded: Exceeded maximum number of retries. Exhausted all hosts available for retrying build failures for instance a2006797-56f4-4fc7-b105-af7900414920.
2026-07-08 16:39:35.376 12 WARNING nova.scheduler.utils [None req-d443fdc0-01ea-406e-aa3d-8af9aac7c5fe e7dad320fcdf4dd5b38b665e844d0384 498fff9b0d2f4e68b386c17239f5cef3 - - default default] [instance: a2006797-56f4-4fc7-b105-af7900414920] Setting instance to ERROR state.: nova.exception.MaxRetriesExceeded: Exceeded maximum number of retries. Exhausted all hosts available for retrying build failures for instance a2006797-56f4-4fc7-b105-af7900414920.
2026-07-08 16:39:35.463 12 WARNING neutronclient.v2_0.client [None req-d443fdc0-01ea-406e-aa3d-8af9aac7c5fe e7dad320fcdf4dd5b38b665e844d0384 498fff9b0d2f4e68b386c17239f5cef3 - - 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 a2006797-56f4-4fc7-b105-af7900414920.
2026-07-08 16:39:35.927 12 WARNING neutronclient.v2_0.client [None req-d443fdc0-01ea-406e-aa3d-8af9aac7c5fe e7dad320fcdf4dd5b38b665e844d0384 498fff9b0d2f4e68b386c17239f5cef3 - - 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 a2006797-56f4-4fc7-b105-af7900414920.
2026-07-08 16:40:03.758 12 ERROR nova.scheduler.utils [None req-0e26ddd3-21a9-49c8-8703-4d67dbc4f87a c05df6da22f24de09f44d6e21ecb4a4b 20e51e375cb54a19b76ccc7461f7e4d5 - - default default] [instance: 97328314-6414-4e61-81a4-c23323b4d354] 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 97328314-6414-4e61-81a4-c23323b4d354 was re-scheduled: Failure running os_vif plugin plug method: No VIF plugin was found with the name ovs\n']
2026-07-08 16:40:03.759 12 WARNING nova.scheduler.utils [None req-0e26ddd3-21a9-49c8-8703-4d67dbc4f87a c05df6da22f24de09f44d6e21ecb4a4b 20e51e375cb54a19b76ccc7461f7e4d5 - - default default] Failed to compute_task_build_instances: Exceeded maximum number of retries. Exhausted all hosts available for retrying build failures for instance 97328314-6414-4e61-81a4-c23323b4d354.: nova.exception.MaxRetriesExceeded: Exceeded maximum number of retries. Exhausted all hosts available for retrying build failures for instance 97328314-6414-4e61-81a4-c23323b4d354.
2026-07-08 16:40:03.759 12 WARNING nova.scheduler.utils [None req-0e26ddd3-21a9-49c8-8703-4d67dbc4f87a c05df6da22f24de09f44d6e21ecb4a4b 20e51e375cb54a19b76ccc7461f7e4d5 - - default default] [instance: 97328314-6414-4e61-81a4-c23323b4d354] Setting instance to ERROR state.: nova.exception.MaxRetriesExceeded: Exceeded maximum number of retries. Exhausted all hosts available for retrying build failures for instance 97328314-6414-4e61-81a4-c23323b4d354.
2026-07-08 16:40:03.810 12 WARNING neutronclient.v2_0.client [None req-0e26ddd3-21a9-49c8-8703-4d67dbc4f87a c05df6da22f24de09f44d6e21ecb4a4b 20e51e375cb54a19b76ccc7461f7e4d5 - - 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 97328314-6414-4e61-81a4-c23323b4d354.
2026-07-08 16:40:03.834 12 WARNING neutronclient.v2_0.client [None req-0e26ddd3-21a9-49c8-8703-4d67dbc4f87a c05df6da22f24de09f44d6e21ecb4a4b 20e51e375cb54a19b76ccc7461f7e4d5 - - 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 97328314-6414-4e61-81a4-c23323b4d354.
2026-07-08 16:40:38.002 10 ERROR nova.scheduler.utils [None req-a9230f6d-1d23-4c76-9403-4f8e7ff7ac96 b4e52c41299c442780b35ca1a73ef2a6 591b0e4be1b34333ae10b42c6ea00337 - - default default] [instance: f377b8b0-f11c-46af-8979-99dc9d722e01] 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 f377b8b0-f11c-46af-8979-99dc9d722e01 was re-scheduled: Failure running os_vif plugin plug method: No VIF plugin was found with the name ovs\n']
2026-07-08 16:40:38.004 10 WARNING nova.scheduler.utils [None req-a9230f6d-1d23-4c76-9403-4f8e7ff7ac96 b4e52c41299c442780b35ca1a73ef2a6 591b0e4be1b34333ae10b42c6ea00337 - - default default] Failed to compute_task_build_instances: Exceeded maximum number of retries. Exhausted all hosts available for retrying build failures for instance f377b8b0-f11c-46af-8979-99dc9d722e01.: nova.exception.MaxRetriesExceeded: Exceeded maximum number of retries. Exhausted all hosts available for retrying build failures for instance f377b8b0-f11c-46af-8979-99dc9d722e01.
2026-07-08 16:40:38.004 10 WARNING nova.scheduler.utils [None req-a9230f6d-1d23-4c76-9403-4f8e7ff7ac96 b4e52c41299c442780b35ca1a73ef2a6 591b0e4be1b34333ae10b42c6ea00337 - - default default] [instance: f377b8b0-f11c-46af-8979-99dc9d722e01] Setting instance to ERROR state.: nova.exception.MaxRetriesExceeded: Exceeded maximum number of retries. Exhausted all hosts available for retrying build failures for instance f377b8b0-f11c-46af-8979-99dc9d722e01.
2026-07-08 16:40:38.064 10 WARNING neutronclient.v2_0.client [None req-a9230f6d-1d23-4c76-9403-4f8e7ff7ac96 b4e52c41299c442780b35ca1a73ef2a6 591b0e4be1b34333ae10b42c6ea00337 - - 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 f377b8b0-f11c-46af-8979-99dc9d722e01.
2026-07-08 16:40:38.091 10 WARNING neutronclient.v2_0.client [None req-a9230f6d-1d23-4c76-9403-4f8e7ff7ac96 b4e52c41299c442780b35ca1a73ef2a6 591b0e4be1b34333ae10b42c6ea00337 - - 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 f377b8b0-f11c-46af-8979-99dc9d722e01.
2026-07-08 16:41:47.405 10 ERROR nova.scheduler.utils [None req-02243f42-70b4-454c-9e80-8603dff962d6 0072c48af763478ab9eb33e9534df911 a111e9f9cec8468b8a40f1d03e6ca013 - - default default] [instance: 74acbd47-a85e-44f9-a8e4-698c7c95fba6] 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 74acbd47-a85e-44f9-a8e4-698c7c95fba6 was re-scheduled: Failure running os_vif plugin plug method: No VIF plugin was found with the name ovs\n']
2026-07-08 16:41:47.406 10 WARNING nova.scheduler.utils [None req-02243f42-70b4-454c-9e80-8603dff962d6 0072c48af763478ab9eb33e9534df911 a111e9f9cec8468b8a40f1d03e6ca013 - - default default] Failed to compute_task_build_instances: Exceeded maximum number of retries. Exhausted all hosts available for retrying build failures for instance 74acbd47-a85e-44f9-a8e4-698c7c95fba6.: nova.exception.MaxRetriesExceeded: Exceeded maximum number of retries. Exhausted all hosts available for retrying build failures for instance 74acbd47-a85e-44f9-a8e4-698c7c95fba6.
2026-07-08 16:41:47.406 10 WARNING nova.scheduler.utils [None req-02243f42-70b4-454c-9e80-8603dff962d6 0072c48af763478ab9eb33e9534df911 a111e9f9cec8468b8a40f1d03e6ca013 - - default default] [instance: 74acbd47-a85e-44f9-a8e4-698c7c95fba6] Setting instance to ERROR state.: nova.exception.MaxRetriesExceeded: Exceeded maximum number of retries. Exhausted all hosts available for retrying build failures for instance 74acbd47-a85e-44f9-a8e4-698c7c95fba6.
2026-07-08 16:41:47.454 10 WARNING neutronclient.v2_0.client [None req-02243f42-70b4-454c-9e80-8603dff962d6 0072c48af763478ab9eb33e9534df911 a111e9f9cec8468b8a40f1d03e6ca013 - - 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 74acbd47-a85e-44f9-a8e4-698c7c95fba6.
2026-07-08 16:41:47.488 10 WARNING neutronclient.v2_0.client [None req-02243f42-70b4-454c-9e80-8603dff962d6 0072c48af763478ab9eb33e9534df911 a111e9f9cec8468b8a40f1d03e6ca013 - - 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 74acbd47-a85e-44f9-a8e4-698c7c95fba6.