An important aspect that has made Microservices popular is the ease with which they can be scaled. In this chapter, we will study the scalability aspect of Microservices. We will look at what makes Microservices the best fit for applications that need quick scalability. The following topics will be covered in this chapter:

• What is scalability?
• Microservices and scalability
• Stateless versus Stateful Microservices
• Microservices on the cloud
• Going serverless with Microservices
• Scaling databases with Microservices
• Scaling Microservices with caching