# Grafana Cloud
All Grafana Cloud notes →Chapter 1 — Application Observability
Automatic service discovery, RED metrics, application performance, and error/latency analysis in Grafana Cloud's Application Observability solution.
grafana-cloud application-observability book
Chapter 2 — Entity Catalog
Entity discovery, metadata, ownership, and labeling as the inventory layer underneath Grafana Cloud's observability graph.
grafana-cloud application-observability book
Chapter 3 — Entity Graph
Infrastructure and service relationships, dependency mapping, and topology visualization across the entity graph.
grafana-cloud application-observability book
Chapter 4 — Service Graph
Service dependencies, request flows, critical paths, and bottleneck analysis derived from trace data.
grafana-cloud application-observability book