Table of Contents
Preface
Part 1: Legacy Estate Options
1
Understanding Your Legacy Environment – the Modernization Journey
Current legacy hardware and operating system
IBM and Unisys mainframes
IBM Midrange
Enterprise Unix
Other legacy estates
The current state of legacy applications
Scope of the legacy application estate
Languages used in the current estate
Third-party (COTS) applications
Utilities (tools) used by applications
Operating system services
Application-specific SLAs
What are the goals of moving to a hyperscale cloud such as Microsoft Azure?
Cost-related
Application development-related
Hardware-related
The need to choose a target architecture
Azure Landing Zones
Consider your constraints
Time constraints
Resource constraints
Funding ...
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