From Monolithic to Microservice Architecture, What is Microservice Architecture, Why Microservice Architecture 1. Introduction With the development of the Internet and large-scale applications, software architecture has also undergone a continuous evolution from monolithic to microservices. Monolithic architecture used to be the mainstream development model. However, with the expansion of system scale and the complexity of functions, monolithic architecture has gradually exposed problems such as poor scalability, complex deployment, and high maintenance costs. As a new architectural model, microservices have gradually become the mainstream of many large Internet...