Planning for application modernization

Although applications are the core workload for modernization, modernizing infrastructure, data, processes, tools, practices, and culture for a successful application modernization program is also required. The planning process for application modernization is depicted in Figure 5.1:

Figure 5.1 – Modernization journey

Business value and roadmap

Application modernization aims to replace the existing legacy platform with a modern platform. The core characteristics of modern application platforms are defined based on the Business Value (BV) and roadmap. To determine the core BV, we should consider the following:

• What applications can move to the cloud?
• Where should applications land on the target – private as well as public cloud, Platform as a Service (PaaS), or Software as a Service (SaaS)?
• What level of cloud enablement and modernization is required to move the applications?
• Where to...