Day: March 5, 2026

A runbook is a documented set of procedures for handling specific operational tasks or incidents, enabling consistent and efficient response.

A blameless postmortem is a structured review of an incident that focuses on understanding what happened and preventing recurrence without assigning blame.

Chaos engineering is the practice of intentionally injecting failures into a system to test its resilience and uncover weaknesses before real incidents occur.

An error budget is the maximum amount of unreliability a service can tolerate within its SLO, used to balance feature velocity with reliability.

Auto scaling automatically adjusts compute resources based on demand, scaling up during traffic spikes and down during quiet periods.

A load balancer distributes incoming traffic across multiple servers to ensure no single server is overwhelmed, improving availability and performance.

Cloud-native is an approach to building and running applications that fully exploits cloud computing advantages like scalability and resilience.

Amazon S3 is a highly scalable object storage service that stores and retrieves any amount of data from anywhere on the internet.

AWS IAM controls who can access which AWS resources and what actions they can perform.

AWS Lambda is a serverless compute service that runs your code in response to events without requiring you to provision or manage servers.