If you’ve read this far and understand what was presented, you are close to being ready to take the Certified OpenStack Administrator exam. The next step should be studying the official OpenStack documentation at http://docs.openstack.org , which includes the following:
Install Guides for three GNU/Linux distributions: SUSE Linux, CentOS/RHEL, and Ubuntu
Virtual Machine Image Guide
Architecture Design Guide
API Complete References
In the Linux world, there’s the “Linux From Scratch (LFS)” project. ...