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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Detaching volumes from an instance
Ordinarily, Cinder volumes can only be attached to one instance at a time. Thus, you need to detach it from one instance before attaching it to another. To detach a volume, we will use another OpenStack client command called openstack server remove volume.
Getting ready
To detach a volume from an instance, you will need the following:
- The
openstackcommand-line client - An
openrcfile with appropriate credentials for the environment - The name or ID of the volume to detach
- The name or ID of the instance to detach the volume from
For our example, these values are as follows:
- Volume:
cookbook.volume - Instance:
cookbook.test - Mount point:
/mnt1
How to do it...
Carry out the following steps to detach a volume to an instance using ...
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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.