TRIRIGA to MREF Migration Guide¶
A practitioner's guide for IBM consultants migrating standalone TRIRIGA environments to Maximo Real Estate and Facilities (MREF) on MAS 9.x.
This guide covers all six migration phases:
| Phase | Chapter | Focus |
|---|---|---|
| 1 | Foundation and Platform Context | Scope boundaries, MREF architecture, version prerequisites |
| 2 | Assessment and Customization Inventory | 4 inventory categories, classification templates, risk assessment |
| 3 | Object Mapping and Configuration Merge | OM tool, decision framework, conflict resolution patterns |
| 4 | Infrastructure and Deployment | Database prep, property mapping, OpenShift deployment |
| 5 | Custom Code and Integration Adaptation | ClassLoader/Customization Archives, auth migration, workflow verification |
| 6 | Testing, Cutover, and Quality | Three-pass testing, cutover runbook, UAT templates, bibliography |
Guide Version
Version 1.0 -- early 2026. Verify procedures against your target MREF version before each engagement.