Australian Government Architecture


What is Mainframe?

Mainframe refers to a specific type of technology that allows for high levels of data processing with a high volume of input and output operations, including its storage and other attached systems across geographically dispersed networks.


To consolidate holdings to common scalable solutions and lower the ongoing cost of mainframe services across government, reducing the Commonwealth’s mainframe footprint while increasing the service availability for mainframe services.

Policy Elements

Mainframe policy (Position) Mandate:
  • Avoid investment in new or standalone mainframe solutions

  • Where mainframe capabilities are required, move to onboarded consolidated mainframe holdings and services that already exist across government


This capability is part of the following domain.

Technology Reference


The following policies have requirements that impact this capability.
Mandate: Unendorsed
Status: Consulting


The following designs include examples of how digital solutions in this capability can be delivered.
The Bureau of Meteorology (BoM) has a custom HPC facility (also known as supercomputing) that is available for reuse by other agencies. It is best suited to bespoke or batch computing workloads of significant size.
The DTA has established a whole-of-government arrangement with IBM to simplify procurement of IBM products and services
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