Playbook

DevOps

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

CI/CD Pipeline

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

Build Automation

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

Artifact Repository

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

ChatOps

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

Post-Mortem Analysis

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

Blameless Culture

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

Mean Time to Recovery

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

Mean Time Between Failures

The average time between system failures, measuring reliability and availability.

Service Level Objective

A target value for a service level indicator that defines acceptable service performance.

Service Level Indicator

A quantitative measure of some aspect of the level of service being provided.

Rolling Update

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

The practice of securely storing, accessing, and managing sensitive credentials, API keys, and certificates.

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

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

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

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

The process of reverting a system to a previous version or state after a failed deployment or update.

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

The discipline of experimenting on distributed systems to build confidence in their ability to withstand turbulent conditions.