Seonglae ChoThe literal meaning of canary is the bird. Canaries are highly sensitive to toxic gases, so they were used in coal mines to warn of gas leaks. The idea is to detect danger early
Deploy only to designated servers or specific users first, then roll out to everyone if everything works
https://webcache.googleusercontent.com/search?q=cache:Witr6Qrc6bsJ:https://reference-m1.tistory.com/211+&cd=1&hl=ko&ct=clnk&gl=kr