How Spotify went down after an outage?

On March 8, 2022, Spotify faced an outage and Spotify went down for 2 hours. Let us see what happened and what concepts we can learn from this outage.

Spotify’s architecture is built on a lot of different microservices. These microservices are for different purposes. A microservice for the artist. Another microservice for the songs.

Each of these microservice can be deployed on a different machine or even two microservices on the same machine. Now, how do these microservices interact with ea...