Deleting a flavor

Often times, requirements change; there is a demand for more performance, or business needs change. Whatever be the reason, your existing flavors may not meet the needs of those consuming cloud resources. When a given flavor is no longer suitable, it will need to be deleted.

Note

A flavor that is associated with a running instance cannot be deleted.

Getting ready

To change attributes of a flavor for Nova, you will need the following:

• The openstack command-line client

• The openrc file containing appropriate credentials

• The name of the flavor to delete

How to do it…

The following commands are used to delete a flavor:

1. First, list the flavors available:

   openstack flavor list
   

   This will bring back a list of flavors like the following:

   

2. To delete the flavor, execute the following command:

   openstack flavor delete openstack.cookbook
   

   Note

   This command shows no output when successful.

3. List the flavors again to view updated attributes:

   openstack flavor list
   

   Once again, this lists the flavors that...