Articles I return to.
- Observability: A 3-Year Retrospective — The New Stack — What observability actually is, why you want high-cardinality data, and why events beat metrics and traces.
- Use One Big Server — Speculative Branches — One beefy machine handles most workloads; at the time of writing, a single m5d.metal does 500k req/s to nginx and 70k TPS in Postgres. Vertical scaling beats microservice complexity for the vast majority of services.