When implementing IBM Tivoli Storage Resource Manager for Chargeback within your organization, use the following as
guidelines:
Understand the:
types of data stored within your environment
patterns of data usage
IT resources that exist within your organization.
Understanding the users, data, and resources within your organization will help you determine the most reasonable and enforceable charge back policies.
Determine the chargeback model you want to implement. For example, you can:
Divide the cost of storage usage by all users
Divide the cost of storage usage by individual users or groups of users
Charge by resource
Charge by individual usage of resources
It is important to learn and understand the advantages and disadvantages of the charge back model you want to implement. Typically, as you become more familiar with how a specific charge back model works for your organization, you can continue to review and implement to more advanced charge back models.
Use Tivoli Storage Resource Manager to collect information about the IT resources within your organization upon which you want to charge back usage costs. You can use Tivoli Storage Resource Manager to answer such questions as:
What is the total amount of heterogeneous storage in your organization?
How much of the storage is being consumed?
Who uses what amount of storage?
Determine the cost to charge for the usage of your organization's IT resources. For example, Tivoli Storage Resource Manager for Chargeback enables you to charge usage by:
kilobyte
megabyte
gigabyte
You can then charge different costs for each of these such as:
$.01 per kilobyte
$1 per megabyte
$100 per gigabyte
Set up the invoice(s) within Tivoli Storage Resource Manager for Chargeback that will show the usage of resources and the corresponding cost of that usage.
Generate the invoices.
Related Topics
Using Tivoli Storage Resource Manager for Chargeback