Define a migration strategy for each business application

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Identify dependencies between applications is another important point to consider. Information systems within the company most often do not exist on their own but closely interact with each other. This means that moving one application can affect others. After the audit for each assessed digital business asset a cloud migration strategy must be determined. Before moving to the clouds it's worth working with your service provider to determine which strategy is best suited to your business needs. Gartner experts identify five key strategies best known as the 5Rs.

Rehosting - A cloud provider simply re-deploys existing systems on a cloud server. This strategy is chosen when there is no need for significant architectural changes. Refactoring - This approach entails re-architecting applications to take full Business Email List advantage of the cloud. When greater agility is required based on microservices applications are broken down into smaller parts or services and deployed in a containerized environment in one or more public clouds. Correction Revision.



This strategy is most relevant when there is a need to upgrade legacy systems. Before moving to the cloud you need to expand or change your code base. This approach helps to bring the performance of systems to the same level as the characteristics of the virtual environment of the cloud provider. Repurchasing is rewriting an application from scratch on a service provider PaaS platform removing existing code and changing the architecture of the application. This solution unlocks new and innovative features through the cloud platform of the IT solution provider.