https://github.com/openshift/openshift-ansible/pull/6757
Verified with version openshift-ansible-3.9.0-0.22.0.git.0.0e9d896.el7, there are recommended version of OVS for OCP 3.9. # vim /usr/share/ansible/openshift-ansible/roles/openshift_health_checker/openshift_checks/ovs_version.py ... openshift_to_ovs_version = { (3, 4): "2.4", (3, 5): ["2.6", "2.7"], (3, 6): ["2.6", "2.7", "2.8"], (3, 7): ["2.6", "2.7", "2.8"], (3, 8): ["2.6", "2.7", "2.8"], (3, 9): ["2.6", "2.7", "2.8"], } ... # vim /usr/share/ansible/openshift-ansible/roles/openshift_health_checker/openshift_checks/package_version.py ... openshift_to_ovs_version = { (3, 4): "2.4", (3, 5): ["2.6", "2.7"], (3, 6): ["2.6", "2.7", "2.8"], (3, 7): ["2.6", "2.7", "2.8"], (3, 8): ["2.6", "2.7", "2.8"], (3, 9): ["2.6", "2.7", "2.8"], } ...
Since the problem described in this bug report should be resolved in a recent advisory, it has been closed with a resolution of ERRATA. For information on the advisory, and where to find the updated files, follow the link below. If the solution does not work for you, open a new bug report. https://access.redhat.com/errata/RHBA-2018:0489