Installation is made easy with the Red Hat-developed installation tool, PackStack.

That last bit is interesting. OpenStack is a complex suite of tools, and the installation process is non-trivial. Any work to streamline that will reduce at least one barrier to success.

As for the name, RDO? It stands for “Red Hat Distribution of OpenStack.

via Red Hat Announces RDO And OpenStack Partner Program | TechCrunch.

Hopefully this works with CentOS as well.