Fulfill requirements

Our non-functional requirements for the proposed newsfeed system design are scalability, fault tolerance, availability, and low latency. Let’s discuss how the proposed system fulfills these requirements:

Scalability: The proposed system is scalable to handle an ever-increasing number of users. The required resources, including load balancers, web servers, and other relevant servers, are added/removed on demand.
Fault tolerance: The replication of data consisting of users’ metadata, ...