We shouldn't be mentioning this article about packstack and single-node deployment in sections 2.3 and 2.4 of RHOSP 17.1 Introduction to Openstack:

https://access.redhat.com/documentation/en-us/red_hat_openstack_platform/17.1/html/introduction_to_red_hat_openstack_platform/assembly_rhosp-software#con_installation-sumary_software

Mentioned article talks about deployment over RHEL 7.2: https://access.redhat.com/articles/1127153