Observability

“Observability is a measure of how well internal states of a system can be inferred from knowledge of its external outputs”. Kalman, 1960. Source: https://twitter.com/adrianco

Observability — A 3-Year Retrospective

• https://opentelemetry.io/

• https://lightrun.com/

• eBPF

"Love the vision of achieving a runtime picture of software systems with zero instrumentation" https://twitter.com/beyang/status/1551717533647978496

https://www.parca.dev/docs/parca-agent-design