Comment 3 for bug 1869165

https://logserver.rdoproject.org/openstack-component-compute/opendev.org/openstack/tripleo-ci/master/periodic-tripleo-ci-centos-8-standalone-full-tempest-scenario-compute-master/45c677d/logs/undercloud/var/log/extra/errors.txt.txt.gz

Not it is also linked:
2020-03-26 08:15:15.914 ERROR /var/log/containers/neutron/server.log.1: 28 ERROR ovsdbapp.backend.ovs_idl.idlutils [-] Unable to open stream to tcp:192.168.24.1:6641 to retrieve schema: Connection refused
2020-03-26 08:15:15.959 ERROR /var/log/containers/neutron/server.log.1: 27 ERROR ovsdbapp.backend.ovs_idl.idlutils [req-eed64f1b-e710-4597-af40-ce34ce5d0a47 - - - - -] Unable to open stream to tcp:192.168.24.1:6641 to retrieve schema: Connection refused
2020-03-26 08:15:15.959 ERROR /var/log/containers/neutron/server.log.1: 26 ERROR ovsdbapp.backend.ovs_idl.idlutils [req-96b04752-2e80-4af3-a3dc-98452e778ba7 - - - - -] Unable to open stream to tcp:192.168.24.1:6641 to retrieve schema: Connection refused
2020-03-26 08:15:15.960 ERROR /var/log/containers/neutron/server.log.1: 25 ERROR ovsdbapp.backend.ovs_idl.idlutils [req-db2f8845-8c7a-4ca4-ab8f-b130e0c61710 - - - - -] Unable to open stream to tcp:192.168.24.1:6641 to retrieve schema: Connection refused
2020-03-26 08:15:15.966 ERROR /var/log/containers/neutron/server.log.1: 29 ERROR ovsdbapp.backend.ovs_idl.idlutils [req-5ef99c6d-aac6-4247-abbc-68109a4a89f8 - - - - -] Unable to open stream to tcp:192.168.24.1:6641 to retrieve schema: Connection refused
2020-03-26 08:15:16.917 ERROR /var/log/containers/neutron/server.log.1: 28 ERROR ovsdbapp.backend.ovs_idl.idlutils [-] Unable to open stream to tcp:192.168.24.1:6641 to retrieve schema: Connection refused
2020-03-26 08:15:16.962 ERROR /var/log/containers/neutron/server.log.1: 27 ERROR ovsdbapp.backend.ovs_idl.idlutils [req-eed64f1b-e710-4597-af40-ce34ce5d0a47 - - - - -] Unable to open stream to tcp:192.168.24.1:6641 to retrieve schema: Connection refused
2020-03-26 08:15:16.962 ERROR /var/log/containers/neutron/server.log.1: 26 ERROR ovsdbapp.backend.ovs_idl.idlutils [req-96b04752-2e80-4af3-a3dc-98452e778ba7 - - - - -] Unable to open stream to tcp:192.168.24.1:6641 to retrieve schema: Connection refused
2020-03-26 08:15:16.963 ERROR /var/log/containers/neutron/server.log.1: 25 ERROR ovsdbapp.backend.ovs_idl.idlutils [req-db2f8845-8c7a-4ca4-ab8f-b130e0c61710 - - - - -] Unable to open stream to tcp:192.168.24.1:6641 to retrieve schema: Connection refused
2020-03-26 08:15:16.969 ERROR /var/log/containers/neutron/server.log.1: 29 ERROR ovsdbapp.backend.ovs_idl.idlutils [req-5ef99c6d-aac6-4247-abbc-68109a4a89f8 - - - - -] Unable to open stream to tcp:192.168.24.1:6641 to retrieve schema: Connection refused
2020-03-26 08:15:18.922 ERROR /var/log/containers/neutron/server.log.1: 28 ERROR ovsdbapp.backend.ovs_idl.idlutils [-] Unable to open stream to tcp:192.168.24.1:6641 to retrieve schema: Connection refused
2020-03-26 08:15:18.965 ERROR /var/log/containers/neutron/server.log.1: 26 ERROR ovsdbapp.backend.ovs_idl.idlutils [req-96b04752-2e80-4af3-a3dc-98452e778ba7 - - - - -] Unable to open stream to tcp:192.168.24.1:6641 to retrieve schema: Connection refused
2020-03-26 08:15:18.965 ERROR /var/log/containers/neutron/server.log.1: 27 ERROR ovsdbapp.backend.ovs_idl.idlutils [req-eed64f1b-e710-4597-af40-ce34ce5d0a47 - - - - -] Unable to open stream to tcp:192.168.24.1:6641 to retrieve schema: Connection refused
2020-03-26 08:15:18.967 ERROR /var/log/containers/neutron/server.log.1: 25 ERROR ovsdbapp.backend.ovs_idl.idlutils [req-db2f8845-8c7a-4ca4-ab8f-b130e0c61710 - - - - -] Unable to open stream to tcp:192.168.24.1:6641 to retrieve schema: Connection refused
2020-03-26 08:15:18.971 ERROR /var/log/containers/neutron/server.log.1: 29 ERROR ovsdbapp.backend.ovs_idl.idlutils [req-5ef99c6d-aac6-4247-abbc-68109a4a89f8 - - - - -] Unable to open stream to tcp:192.168.24.1:6641 to retrieve schema: Connection refused
2020-03-26 08:15:22.929 ERROR /var/log/containers/neutron/server.log.1: 28 ERROR ovsdbapp.backend.ovs_idl.idlutils [-] Unable to open stream to tcp:192.168.24.1:6641 to retrieve schema: Connection refused
2020-03-26 08:15:22.968 ERROR /var/log/containers/neutron/server.log.1: 25 ERROR ovsdbapp.backend.ovs_idl.idlutils [req-db2f8845-8c7a-4ca4-ab8f-b130e0c61710 - - - - -] Unable to open stream to tcp:192.168.24.1:6641 to retrieve schema: Connection refused
2020-03-26 08:15:22.970 ERROR /var/log/containers/neutron/server.log.1: 26 ERROR ovsdbapp.backend.ovs_idl.idlutils [req-96b04752-2e80-4af3-a3dc-98452e778ba7 - - - - -] Unable to open stream to tcp:192.168.24.1:6641 to retrieve schema: Connection refused
2020-03-26 08:15:22.971 ERROR /var/log/containers/neutron/server.log.1: 27 ERROR ovsdbapp.backend.ovs_idl.idlutils [req-eed64f1b-e710-4597-af40-ce34ce5d0a47 - - - - -] Unable to open stream to tcp:192.168.24.1:6641 to retrieve schema: Connection refused
2020-03-26 08:15:22.976 ERROR /var/log/containers/neutron/server.log.1: 29 ERROR ovsdbapp.backend.ovs_idl.idlutils [req-5ef99c6d-aac6-4247-abbc-68109a4a89f8 - - - - -] Unable to open stream to tcp:192.168.24.1:6641 to retrieve schema: Connection refused
2020-03-26 08:15:30.939 ERROR /var/log/containers/neutron/server.log.1: 28 ERROR ovsdbapp.backend.ovs_idl.idlutils [-] Unable to open stream to tcp:192.168.24.1:6641 to retrieve schema: Connection refused
2020-03-26 08:15:30.977 ERROR /var/log/containers/neutron/server.log.1: 25 ERROR ovsdbapp.backend.ovs_idl.idlutils [req-db2f8845-8c7a-4ca4-ab8f-b130e0c61710 - - - - -] Unable to open stream to tcp:192.168.24.1:6641 to retrieve schema: Connection refused
2020-03-26 08:15:30.980 ERROR /var/log/containers/neutron/server.log.1: 27 ERROR ovsdbapp.backend.ovs_idl.idlutils [req-eed64f1b-e710-4597-af40-ce34ce5d0a47 - - - - -] Unable to open stream to tcp:192.168.24.1:6641 to retrieve schema: Connection refused
2020-03-26 08:15:30.981 ERROR /var/log/containers/neutron/server.log.1: 26 ERROR ovsdbapp.backend.ovs_idl.idlutils [req-96b04752-2e80-4af3-a3dc-98452e778ba7 - - - - -] Unable to open stream to tcp:192.168.24.1:6641 to retrieve schema: Connection refused
2020-03-26 08:15:30.983 ERROR /var/log/containers/neutron/server.log.1: 29 ERROR ovsdbapp.backend.ovs_idl.idlutils [req-5ef99c6d-aac6-4247-abbc-68109a4a89f8 - - - - -] Unable to open stream to tcp:192.168.24.1:6641 to retrieve schema: Connection refused
2020-03-26 08:15:46.958 ERROR /var/log/containers/neutron/server.log.1: 28 ERROR ovsdbapp.backend.ovs_idl.idlutils [-] Unable to open stream to tcp:192.168.24.1:6641 to retrieve schema: Connection refused
2020-03-26 08:15:46.998 ERROR /var/log/containers/neutron/server.log.1: 25 ERROR ovsdbapp.backend.ovs_idl.idlutils [req-db2f8845-8c7a-4ca4-ab8f-b130e0c61710 - - - - -] Unable to open stream to tcp:192.168.24.1:6641 to retrieve schema: Connection refused
2020-03-26 08:15:46.998 ERROR /var/log/containers/neutron/server.log.1: 27 ERROR ovsdbapp.backend.ovs_idl.idlutils [req-eed64f1b-e710-4597-af40-ce34ce5d0a47 - - - - -] Unable to open stream to tcp:192.168.24.1:6641 to retrieve schema: Connection refused
2020-03-26 08:15:46.999 ERROR /var/log/containers/neutron/server.log.1: 26 ERROR ovsdbapp.backend.ovs_idl.idlutils [req-96b04752-2e80-4af3-a3dc-98452e778ba7 - - - - -] Unable to open stream to tcp:192.168.24.1:6641 to retrieve schema: Connection refused
2020-03-26 08:15:46.999 ERROR /var/log/containers/neutron/server.log.1: 29 ERROR ovsdbapp.backend.ovs_idl.idlutils [req-5ef99c6d-aac6-4247-abbc-68109a4a89f8 - - - - -] Unable to open stream to tcp:192.168.24.1:6641 to retrieve schema: Connection refused