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)

About Swift

If you wanted to sign-up with a website hosting provider in the late 90's or early 2000's, you usually used a provider that would give you access to a server. That server would be allocated a particular amount of storage for you to use and store your files on. All for one monthly cost. You could upload your website's HTML pages, photos, and other static files via Secure SSH or an FTP client. If you needed additional storage, you would submit a request and the hosting provider would expand your capacity.

In 2006, AWS launched one of their first services: Amazon Simple Storage Service, or S3 for short. Amazon advertised S3 as "highly scalable, reliable and low-latency data storage infrastructure at very low costs." But what did this mean? Well, let's break down a few points to show why there was so much hype around S3 at that time:

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