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
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Deleting a host aggregate
When a host aggregate no longer applies in a given environment, it can be deleted. A host aggregate must have all hosts removed before it can be removed.
Getting ready
To delete a host aggregate, you will need the following information:
- The
openstackcommand-line client - The
openrcfile containing appropriate credentials - The name or ID of the aggregate
For the following example, we will delete the cookbook-threadripper-hosts aggregate.
How to do it…
The following commands are used to delete a host aggregate:
- First, list the existing aggregates:
openstack aggregate listThis will bring back the following output:
- Confirm that the aggregate ...
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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.