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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Adding a compute host to a host aggregate
Before a host aggregate can be used by OpenStack Compute, you must first add hosts to the aggregate groups created.
Getting ready
To add a host to an aggregate, you will need the following information:
- The
openstackcommand-line client - The
openrcfile containing appropriate credentials - The name or ID of the aggregate
- The name or ID of the host
For the following example, the required values are as follows:
- Host aggregate:
cookbook-ssd-hosts - Compute host:
compute-01
How to do it…
The following process is used to add a host to a host aggregate:
- List hosts that are already in the aggregate:
openstack aggregate show cookbook-ssd-hostsThis will bring back an output like the following:
- Now add the specified compute host ...
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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.
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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.