If you have already created a VM host, you will want to create and delete virtual machines (VMs); this article explains how to do so.
Two questions you may have:
While on VM host’s details view, select ‘Compose’ from the ‘Take action’ drop-down menu to compose a machine.
You can choose which storage pool to use from a drop-down list.
Click the ‘Compose machine’ button when you’re finished. MAAS will present the VM host detail view. In a few moments, your new machine will be auto-commissioned. The ‘Machines’ page will reflect this as well.
MAAS will deduct the new machine’s resources from the VM host’s resources:
To delete a VM, delete it as you would any other MAAS machine. Select the desired machine from the list of machines and select ‘Delete’ from the ‘Take Action’ menu.