neutron-ovs-agent-controller-0 error vf_management

{"log":"+ OVS_SOCKET=/run/openvswitch/db.sock\n","stream":"stderr","time":"2020-07-21T16:42:54.099290946Z"}
{"log":"+ chown neutron: /run/openvswitch/db.sock\n","stream":"stderr","time":"2020-07-21T16:42:54.09931909Z"}
{"log":"+ DPDK_CONFIG_FILE=/tmp/dpdk.conf\n","stream":"stderr","time":"2020-07-21T16:42:54.100242728Z"}
{"log":"+ DPDK_CONFIG=\n","stream":"stderr","time":"2020-07-21T16:42:54.100251459Z"}
{"log":"+ DPDK_ENABLED=false\n","stream":"stderr","time":"2020-07-21T16:42:54.100253897Z"}
{"log":"+ '[' -f /tmp/dpdk.conf ']'\n","stream":"stderr","time":"2020-07-21T16:42:54.10029412Z"}
{"log":"+ neutron-sanity-check --version\n","stream":"stderr","time":"2020-07-21T16:42:54.101587947Z"}
{"log":"+ timeout 3m neutron-sanity-check --config-file /etc/neutron/neutron.conf --config-file /etc/neutron/plugins/ml2/openvswitch_agent.ini --ovsdb_native --nokeepalived_ipv6_support\n","stream":"stderr","time":"2020-07-21T16:42:56.518790392Z"}
{"log":"2020-07-21 16:42:57.321 683 INFO neutron.common.config [-] Logging enabled!\u001b[00m\n","stream":"stderr","time":"2020-07-21T16:42:57.3220551Z"}
{"log":"2020-07-21 16:42:57.322 683 INFO neutron.common.config [-] /var/lib/openstack/bin/neutron-sanity-check version 15.1.1.dev39\u001b[00m\n","stream":"stderr","time":"2020-07-21T16:42:57.322196968Z"}
{"log":"2020-07-21 16:42:57.497 683 CRITICAL neutron [-] Unhandled error: NoSuchOptError: no such option vf_management in group [DEFAULT]\n","stream":"stderr","time":"2020-07-21T16:42:57.498852473Z"}
{"log":"2020-07-21 16:42:57.497 683 ERROR neutron Traceback (most recent call last):\n","stream":"stderr","time":"2020-07-21T16:42:57.498867171Z"}
{"log":"2020-07-21 16:42:57.497 683 ERROR neutron   File \"/var/lib/openstack/bin/neutron-sanity-check\", line 8, in \u003cmodule\u003e\n","stream":"stderr","time":"2020-07-21T16:42:57.498871069Z"}
{"log":"2020-07-21 16:42:57.497 683 ERROR neutron     sys.exit(main())\n","stream":"stderr","time":"2020-07-21T16:42:57.498887171Z"}
{"log":"2020-07-21 16:42:57.497 683 ERROR neutron   File \"/var/lib/openstack/lib/python2.7/site-packages/neutron/cmd/sanity_check.py\", line 404, in main\n","stream":"stderr","time":"2020-07-21T16:42:57.498889813Z"}
{"log":"2020-07-21 16:42:57.497 683 ERROR neutron     enable_tests_from_config()\n","stream":"stderr","time":"2020-07-21T16:42:57.498892855Z"}
{"log":"2020-07-21 16:42:57.497 683 ERROR neutron   File \"/var/lib/openstack/lib/python2.7/site-packages/neutron/cmd/sanity_check.py\", line 347, in enable_tests_from_config\n","stream":"stderr","time":"2020-07-21T16:42:57.498895879Z"}
{"log":"2020-07-21 16:42:57.497 683 ERROR neutron     cfg.CONF.set_default('vf_management', True)\n","stream":"stderr","time":"2020-07-21T16:42:57.498899118Z"}
{"log":"2020-07-21 16:42:57.497 683 ERROR neutron   File \"/var/lib/openstack/lib/python2.7/site-packages/oslo_config/cfg.py\", line 2051, in __inner\n","stream":"stderr","time":"2020-07-21T16:42:57.498901668Z"}
{"log":"2020-07-21 16:42:57.497 683 ERROR neutron     result = f(self, *args, **kwargs)\n","stream":"stderr","time":"2020-07-21T16:42:57.498905003Z"}
{"log":"2020-07-21 16:42:57.497 683 ERROR neutron   File \"/var/lib/openstack/lib/python2.7/site-packages/oslo_config/cfg.py\", line 2455, in set_default\n","stream":"stderr","time":"2020-07-21T16:42:57.498907669Z"}
{"log":"2020-07-21 16:42:57.497 683 ERROR neutron     opt_info = self._get_opt_info(name, group)\n","stream":"stderr","time":"2020-07-21T16:42:57.498910612Z"}
{"log":"2020-07-21 16:42:57.497 683 ERROR neutron   File \"/var/lib/openstack/lib/python2.7/site-packages/oslo_config/cfg.py\", line 2845, in _get_opt_info\n","stream":"stderr","time":"2020-07-21T16:42:57.498913487Z"}
{"log":"2020-07-21 16:42:57.497 683 ERROR neutron     raise NoSuchOptError(opt_name, group)\n","stream":"stderr","time":"2020-07-21T16:42:57.498916583Z"}
{"log":"2020-07-21 16:42:57.497 683 ERROR neutron NoSuchOptError: no such option vf_management in group [DEFAULT]\n","stream":"stderr","time":"2020-07-21T16:42:57.498919996Z"}
{"log":"2020-07-21 16:42:57.497 683 ERROR neutron \u001b[00m\n","stream":"stderr","time":"2020-07-21T16:42:57.498922997Z"}