Defining a cloud migration strategy for legacy systems
As the cloud becomes increasingly popular, more organizations are looking to migrate to the cloud for their legacy application modernization needs. You learned about various cloud migration techniques in Chapter 3, Cloud Migration and Hybrid Cloud Architecture Design. The cloud allows you to scale your application while keeping costs low and helps you achieve desirable performance, high availability, and reliability while maintaining application security.
Cloud providers such as AWS, Microsoft Azure, and GCP provide many options that can help you modernize your system. For example, you can take a serverless approach to build a microservice using AWS Lambda and Amazon API Gateway, with Amazon DynamoDB as the backend.
In the previous section, we discussed various legacy system modernization techniques and their application in moving to the cloud. The flow illustrated in the following diagram will help you decide whether...
