Ensuring non-critical components of a system fail without taking down the entire system. For example, if an ecommerce system loses the ability to checkout, you should still be able to search / browse products and keep a full shopping cart without the whole site becoming unavailable.
Related Products: none
Prerequisites: Leftshift Reliability Design, Microservices
Next: Chaos Testing, Graceful Service Degradation (Universal), Failure Testing in Prod
Related Terms: Microservices, SLOs, Deadline Propagation