Prometheus

Observability

The ability to understand a system's internal state from its external outputs, encompassing metrics, logs, and traces.

Monitoring

The continuous observation of system performance, availability, and health using automated tools and dashboards.

Logging

The practice of recording events, errors, and system activities for debugging, auditing, and analysis.

Distributed Tracing

A method of tracking requests as they flow through distributed systems to diagnose latency and failure points.

Metrics

Quantitative measurements collected over time to track system performance, health, and business outcomes.

Alerting

Automated notifications triggered when system metrics or conditions exceed predefined thresholds.

Grafana

An open-source analytics and visualisation platform for monitoring metrics from multiple data sources.

Error Budget

The maximum amount of time a service can be unavailable within a given period based on its SLO.

The process of determining the production capacity needed to meet changing demands for an organisation's products.

A package manager for Kubernetes that simplifies the deployment and management of applications using charts.

A structured review conducted after an incident to identify root causes and prevent recurrence.

A set of practices combining software development and IT operations to shorten the development lifecycle and deliver continuous value.

The process of automating the compilation, testing, and packaging of software applications.

The processes and tools for detecting, responding to, resolving, and learning from service disruptions.

A discipline applying software engineering principles to infrastructure and operations to create scalable, reliable systems.

An organisational approach where incident reviews focus on systemic improvements rather than individual blame.

Cloud-Native

An approach to building applications that fully exploit cloud computing advantages like elasticity, resilience, and automation.