January 2018
Intermediate to advanced
398 pages
7h 54m
English
book
OpenStack Cloud Computing Cookbook - Fourth Edition
by Kevin Jackson, Cody Bunch, Egle Sigler, James Denton
Content preview from OpenStack Cloud Computing Cookbook - Fourth EditionBecome an O’Reilly member and get unlimited access to this title plus top books and audiobooks from O’Reilly and nearly 200 top publishers, thousands of courses curated by job role, 150+ live events each month,
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Creating an Availability Zone
Availability Zones (AZs) are a special case of host aggregates. Here, host aggregates are used by Nova to make scheduling decisions; they are generally only visible to operators and administrators of the OpenStack Cloud. AZs are the end-user visible component. An AZ can be configured, like host aggregates, to represent features of the hardware.
AZs are typically used to define failure domains, such as a cabinet or data center, or even geography. When configuring AZs, it is important to note that a host can only be a member of one AZ at a time.
Note
As AZs are a special use-case of host aggregates, a lot of operations, such as adding and removing hosts are the same. Thus, they are not repeated here.
Creating an AZ is ...
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O’Reilly covers everything we've got, with content to help us build a world-class technology community, upgrade the capabilities and competencies of our teams, and improve overall team performance as well as their engagement.Julian F.
I wanted to learn C and C++, but it didn't click for me until I picked up an O'Reilly book. When I went on the O’Reilly platform, I was astonished to find all the books there, plus live events and sandboxes so you could play around with the technology.Addison B.
I’ve been on the O’Reilly platform for more than eight years. I use a couple of learning platforms, but I'm on O'Reilly more than anybody else. When you're there, you start learning. I'm never disappointed.Amir M.
I'm always learning. So when I got on to O'Reilly, I was like a kid in a candy store. There are playlists. There are answers. There's on-demand training. It's worth its weight in gold, in terms of what it allows me to do.