Comment 1 for bug 1893144

2023-01-16 18:25:12.394 7 INFO nova.compute.manager [req-bcea70d2-3496-4b35-9e49-4b9351500515 - - - - -] Updating bandwidth usage cache
2023-01-16 18:25:12.412 7 INFO nova.compute.manager [req-bcea70d2-3496-4b35-9e49-4b9351500515 - - - - -] Bandwidth usage not supported by libvirt.LibvirtDriver.
2023-01-16 18:25:18.336 7 WARNING nova.virt.libvirt.driver [req-ab0067f7-c9c5-44ed-bfc5-d7d1b982e5db fa88c6bcacd840b6afd2057a32d599bf 05433da62d0f4b568afcaf0cdec39c87 - default default] [instance: fd85d957-8007-4abb-ae6d-eee8edd11549] Timeout waiting for [('network-vif-plugged', u'b682350a-c934-466c-9698-430c22114190')] for instance with vm_state building and task_state spawning.: Timeout: 300 seconds
2023-01-16 18:25:18.547 7 ERROR os_vif [req-ab0067f7-c9c5-44ed-bfc5-d7d1b982e5db fa88c6bcacd840b6afd2057a32d599bf 05433da62d0f4b568afcaf0cdec39c87 - default default] Failed to unplug vif VIFBridge(active=False,address=fa:16:3e:f1:59:db,bridge_name='qbrb682350a-c9',has_traffic_filtering=True,id=b682350a-c934-466c-9698-430c22114190,network=Network(75219aa1-11b2-4332-a77c-5f83426e9845),plugin='ovs',port_profile=VIFPortProfileOpenVSwitch,preserve_on_delete=False,vif_name='tapb682350a-c9'): NetlinkError: (95, 'Operation not supported')
2023-01-16 18:25:18.547 7 ERROR os_vif Traceback (most recent call last):
2023-01-16 18:25:18.547 7 ERROR os_vif File "/var/lib/kolla/venv/lib/python2.7/site-packages/os_vif/__init__.py", line 110, in unplug
2023-01-16 18:25:18.547 7 ERROR os_vif plugin.unplug(vif, instance_info)
2023-01-16 18:25:18.547 7 ERROR os_vif File "/var/lib/kolla/venv/lib/python2.7/site-packages/vif_plug_ovs/ovs.py", line 368, in unplug
2023-01-16 18:25:18.547 7 ERROR os_vif self._unplug_bridge(vif, instance_info)
2023-01-16 18:25:18.547 7 ERROR os_vif File "/var/lib/kolla/venv/lib/python2.7/site-packages/vif_plug_ovs/ovs.py", line 316, in _unplug_bridge
2023-01-16 18:25:18.547 7 ERROR os_vif linux_net.delete_bridge(vif.bridge_name, v1_name)
2023-01-16 18:25:18.547 7 ERROR os_vif File "/var/lib/kolla/venv/lib/python2.7/site-packages/oslo_privsep/priv_context.py", line 245, in _wrap
2023-01-16 18:25:18.547 7 ERROR os_vif return self.channel.remote_call(name, args, kwargs)
2023-01-16 18:25:18.547 7 ERROR os_vif File "/var/lib/kolla/venv/lib/python2.7/site-packages/oslo_privsep/daemon.py", line 224, in remote_call
2023-01-16 18:25:18.547 7 ERROR os_vif raise exc_type(*result[2])
2023-01-16 18:25:18.547 7 ERROR os_vif NetlinkError: (95, 'Operation not supported')

my error is 95

env: kolla train-eol x86