Concepts

How to dismantle an IBM mainframe … and not die trying

An IBM mainframe server is designed as a highly coupled monolithic architecture. Application programs communicate with each other and with data repositories by exchanging memory addresses (pointers).

How is it possible to break down this monolith in a step-by-step and secure way so that the risks of the process are minimised?


Strangler Fig Pattern

How do you safely break down a monolithic architecture?

Microservice model

What microservices model do we need for COBOL?

Online Architecture

How do you migrate CICS/IMS transactions to microservices?

Batch architecture

How do you run batch processes in an open architecture?