2.5

Table Of Contents
Fixed Cost and
Reservation
When calculating the total cost, this policy takes into account all the fixed costs
associated with an entity, the reserved capacity of CPU and memory for the
entity, and the actual utilization of other chargeable computing resources by
the entity. The expression for the billing policy is as follows:
cpu = reservation;
memory = reservation;
other resources = usage;
fixed costs = include;
Fixed Cost and CPU
Reservation
When calculating the total cost, this policy takes into account all the fixed costs
associated with an entity, the reserved capacity of CPU for the entity, and the
actual utilization of other chargeable computing resources by the entity. The
expression for the billing policy is as follows:
cpu = reservation;
other resources = usage;
fixed costs = include;
Fixed Cost and Memory
Reservation
When calculating the total cost, this policy takes into account all the fixed costs
associated with an entity, the reserved capacity of memory for the entity, and
the actual utilization of other chargeable computing resources by the entity.
The expression for the billing policy is as follows:
memory = reservation;
other resources = usage;
fixed costs = include;
Fixed Cost and
Maximum of Usage and
Reservation
This policy takes into account all the fixed costs associated with an entity, the
maximum of used and reserved units of CPU for the entity, the maximum of
used and reserved units of memory for the entity, and the actual utilization of
other chargeable computing resources by the entity for calculating the total
cost. The total CPU and memory units to be charged is calculated in the same
way as specified for the Maximum of Usage and Reservation billing policy. The
expression for the billing policy is as follows:
cpu = max(usage, reservation);
memory = max(usage, reservation);
other resources = usage;
fixed costs = include;
Fixed Cost and
Maximum of CPU Usage
and CPU Reservation
This policy takes into account all the fixed costs associated with an entity, the
maximum of used and reserved units of CPU for the entity, and the actual
utilization of other chargeable computing resources by the entity for calculating
the total cost. The total CPU units to be charged is calculated in the same way
as specified for the Maximum of Usage and Reservation billing policy. The
expression for the billing policy is as follows:
cpu = max(usage, reservation);
other resources = usage;
fixed costs = include;
vCenter Chargeback Manager User’s Guide
76 VMware, Inc.