Latency and consistency tradeoffs for data replication

Understanding the tradeoffs is very important not only in system design interviews but also designing real-world systems. When we talk about data replication, there is a fundamental tradeoff between latency and consistency. It is illustrated by the diagram below.

---

If you enjoyed this post, you might like our system design interview books as well.

SDI-vol1: https://amzn.to/3tK0qQn

SDI-vol2: https://amzn.to/37ZisW9