The IHasControllableCapacity type exposes the following members.
How much of this resource is currently available to service requests.
The current capacity of this resource - how much 'Available' can be at its highest value.
The amount of a resource that can be acquired over and above the amount that is actually there. It is illegal to set PermissibleOverbook quantity on an atomic resource, since atomicity implies that all or none are granted anyway.