Ansible

Configuration Management

The practice of systematically managing and maintaining the consistency of system configurations.

Puppet

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

Chef

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

Immutable Infrastructure

An approach where infrastructure components are never modified after deployment but replaced entirely with updated versions.

GitOps

An operational framework using Git repositories as the single source of truth for declarative infrastructure and applications.

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

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

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

A collaboration model connecting tools, processes, and automation with team chat platforms for operations management.

A deployment strategy that gradually replaces instances of the previous version with the new version.

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

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

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