inspired by the canary in the coal mine, this approach deploys into a subset of production to validate the application before rolling it out more widely.
— DevOps for the Modern Enterprise, Mirco Hering
canary testing
2 of our books define this term — and their definitions are worth reading side by side.
a canary test rolls out a software change to a small group of monitored users and checks their response and experience.
— Progressive Delivery, in “Introduction”, James Governor, Kim Harrison, Heidi Waterhouse & Adam Zimman
See also abstract environment configuration · bimodal IT · black box mode · build artifacts · cohorts · configuration drift
Filed under DevOps & Delivery