Starting from Stein, the Undercloud is deployed with Podman containers instead
of Docker containers. Nevertheless, Docker container will remain a possible
choice for the operator.
To know if we are using Podman containers or Docker containers, we have to check the 'container_cli' value from the undercloud.conf file:
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.