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OObservability

Observability

The ability to understand system behaviour in production from its external telemetry outputs.

Definition

Observability is the ability to understand how your application is working and behaving in production through telemetry data — logs, metrics, traces, and events. It enables teams to detect, diagnose, and resolve issues before they impact users.

In depth

The term originates from control theory, where a system is 'observable' if its internal state can be inferred from its external outputs. In software, observability goes beyond traditional monitoring: instead of checking predefined dashboards, an observable system allows engineers to ask arbitrary questions about system behaviour — even questions they did not anticipate when the system was designed. High observability requires rich, correlated telemetry: traces that link requests across services, metrics that quantify system state, and logs that record discrete events. obseria.io is built as a native observability platform supporting all three pillars with unified search and AI-powered root cause analysis.

Related terms

See Observability in action

obseria.io gives you full-stack observability — logs, metrics, traces, and AI-powered root cause analysis.

All glossary terms