Observability — Technology Wiki

Overview

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

DevOps & Infrastructure

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

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

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

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

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

An open-source monitoring and alerting toolkit designed for reliability and scalability in cloud-native environments.

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

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

A comprehensive guide containing strategies, procedures, and best practices for managing specific operational scenarios.

A configuration management tool using Ruby-based scripts to automate infrastructure setup and maintenance.

An automated workflow that builds, tests, and deploys software changes from development to production.

A repository for storing, managing, and distributing container images.

The automatic detection of devices and services on a network, enabling dynamic service-to-service communication.

A configuration management tool that automates the provisioning and management of infrastructure.

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.