GitOps

Configuration Management

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

Ansible

An open-source automation tool for configuration management, application deployment, and task automation.

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.

The average time it takes to restore a system to normal operation after a failure or incident.

Maintaining two identical production environments to enable instant switching between versions.

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

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

A documented set of procedures for handling routine operations and troubleshooting common issues.

A centralised storage system for managing binary artifacts produced during the software build process.

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

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

Git

A distributed version control system for tracking changes in source code during software development.