https://github.com/openshift/openshift-ansible/pull/8515 3.9 backport
Verified in openshift-ansible-3.9.30-1.git.0.a91a657.el7.noarch.rpm No errors occurred for master scaling up.
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-2018:1796