Book Image

Preparing for the Certified OpenStack Administrator Exam

By : Matt Dorn
Book Image

Preparing for the Certified OpenStack Administrator Exam

By: Matt Dorn

Overview of this book

This book provides you with a specific strategy to pass the OpenStack Foundation’s first professional certification: the Certified OpenStack Administrator. In a recent survey, 78% of respondents said the OpenStack skills shortage had deterred them from adopting OpenStack. Consider this an opportunity to increase employer and customer confidence by proving you have the skills required to administrate real-world OpenStack clouds. You will begin your journey by getting well-versed with the OpenStack environment, understanding the benefits of taking the exam, and installing an included OpenStack All-in-One Virtual Appliance to work through objectives covered throughout the book. After exploring the basics of the individual services, you will be introduced to strategies to accomplish the exam objectives relevant to Keystone, Glance, Nova, Neutron, Cinder, Swift, Heat, and troubleshooting. Finally, you’ll benefit from the special tips section and a practice exam to put your knowledge to the test. By the end of the journey, you will be ready to become a Certified OpenStack Administrator!
Table of Contents (13 chapters)

Nova Compute Service

In the previous chapter, we discussed the Glance image service and the Glance-related objectives of the Certified OpenStack Administrator exam. But what use is an image if we can't boot it? That's where Nova comes in! Nova is the OpenStack compute service and it is the core of the OpenStack cloud. It is designed to manage and automate pools of compute resources and work with a variety of existing virtualization technologies.

In this chapter, we will cover the following topics:

  • Nova architecture
  • Hypervisor types
  • Exam objective - managing keypairs
  • Exam objective - managing flavors
  • Exam objective - launching instances
  • Exam objective - accessing instances
  • Exam objective - snapshotting instances
  • Exam objective - managing instance states

After this chapter, you should have a solid understanding of Nova and the skills necessary to successfully fulfill...