In this episode of the backend engineering show we discuss an article written by the Forem team illustarting a bug they recently fixed in their caching layers. They go into good level of details explaining the 3 levels of caching that they have. I go through this article in this episode and give my opinion at the end as to why we shouldn’t really cache unless we need to. Enjoy

0:00 Intro

1:00 Three level of caching summary

7:39 Edge Caching

8:30 Backend Rails Caching

10:30 Database Caching

15:00 Understand why you Cache

Article

https://dev.to/devteam/the-three-caches-of-forem-492p