Power Systems Software

IBM License Metric Tool

IBM License Metric Tool (ILMT) is a no-charge offering that is designed to help clients track their usage of IBM Processor Value Unit (PVU) and processor core based software. It is intended to help clients manage compliance with their software licensing terms. Clients are responsible for supplying hardware and installation services required for installing the tool.

AIX Express Edition

Clients running AIX® Express Edition on a medium or high tier server (Power® 560 and above) are required to download, install, and use the IBM License Metric Tool. The IBM License Metric Tool is designed to assist clients to comply with the AIX Express Edition license requirements restricting the amount of processor capacity in cores available to run AIX Express Edition in virtual machines.

ILMT is designed to simplify license management by helping clients:

How to order ILMT:

ILMT is available for no-charge to any active Passport Advantage (PA) or Passport Advantage Express (PAE) client. Place a no-charge order via PA or PAE for ILMT to establish your license entitlement record using part number D561HLL. Once the order is fulfilled, download ILMT using the standard processes.

ILMT's product code of 5724-T40 ties to the following orderable part numbers:

As an alternative to downloading, PA/PAE clients may choose to order the physical media pack for a nominal charge.

Additional information

To learn more about the IBM License Metric Tool please contact your IBM marketing representative or IBM Business Partner.

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Browse Power Systems

Next generation applications for big data and analytics and cognitive computing are providing unprecedented insights into opportunities, threats and efficiencies. IBM Power Systems is at the forefront of delivering solutions to gain faster insights from analyzing both structured information and unstructured big data. With the secure, flexible and open platform of IBM Power Systems plus solutions and software, organizations can outpace their competitors by delivering faster services, providing differentiated offerings and turning operational cost into investment opportunity.

IBM Power Systems hardware is at the heart of enabling major business and industry transformations fueled by the explosive growth of big data and analytics. Power Systems help organizations drive faster business insights with industry leading performance, scalability and virtualization flexibility.

IBM Power Systems deliver flexibility and choice of operating systems to enable your business to support the next generation applications for big data and analytics and cognitive computing that are transforming how organizations work today. Whether running 1, 2, or all 3 - coupled with PowerVM, they maximize the benefit of Power Systems in your business.

IBM's integrated approach to developing Systems and Systems Software stacks together delivers a platform that supports next generation applications for big data and analytics and cognitive computing on an open platform for choice while providing maximum utilization, availability, and flexibility to help you deliver new advantages to your business.

IBM and IBM Business Partner solutions exploit key benefits in IBM Power Systems’ unique design combined with systems software to provide support for next generation applications for big data and analytics and cognitive computing to providing unprecedented insights into opportunities, threats and efficiencies to your organization.


Over the last five years thousands of clients have migrated to IBM Power Systems. Learn how Power Systems has helped them support next generation applications for big data and analytics and cognitive computing on an open platform for choice while improving business performance, reducing risk, and establishing a platform for growth.

Additional information