[{"data":1,"prerenderedAt":79},["ShallowReactive",2],{"term-c\u002Fcanary-test":3,"related-c\u002Fcanary-test":60},{"id":4,"title":5,"acronym":6,"body":7,"category":40,"description":41,"difficulty":42,"extension":43,"letter":44,"meta":45,"navigation":46,"path":47,"related":48,"seo":54,"sitemap":55,"stem":58,"subcategory":6,"__hash__":59},"terms\u002Fterms\u002Fc\u002Fcanary-test.md","Canary Test",null,{"type":8,"value":9,"toc":33},"minimark",[10,15,19,23,26,30],[11,12,14],"h2",{"id":13},"eli5-the-vibe-check","ELI5 — The Vibe Check",[16,17,18],"p",{},"A Canary Test is when you send a small percentage of real traffic to your new version and monitor closely to see if it behaves correctly. Unlike a smoke test (fake test requests), canary tests use real user traffic as the test. If metrics look good after the canary, you roll out to everyone.",[11,20,22],{"id":21},"real-talk","Real Talk",[16,24,25],{},"Canary testing is a production testing technique where a new version receives a small fraction of real traffic (1-5%) while the system monitors error rates, latency, and business metrics. It provides confidence in a new deployment using real-world conditions before full rollout.",[11,27,29],{"id":28},"when-youll-hear-this","When You'll Hear This",[16,31,32],{},"\"The canary test showed 3x higher error rates — hold the rollout.\" \u002F \"We always canary test for 30 minutes before rolling out to all traffic.\"",{"title":34,"searchDepth":35,"depth":35,"links":36},"",2,[37,38,39],{"id":13,"depth":35,"text":14},{"id":21,"depth":35,"text":22},{"id":28,"depth":35,"text":29},"cicd","A Canary Test is when you send a small percentage of real traffic to your new version and monitor closely to see if it behaves correctly.","intermediate","md","c",{},true,"\u002Fterms\u002Fc\u002Fcanary-test",[49,50,51,52,53],"Canary Release","Smoke Test","Blue-Green Deployment","Rolling Update","Feature Flag",{"title":5,"description":41},{"changefreq":56,"priority":57},"weekly",0.7,"terms\u002Fc\u002Fcanary-test","Mew3BWf_eVjx3HNTUWY5B9HS7tf-5PGrAhoZ9ZZOeH8",[61,64,67,72,75],{"title":51,"path":62,"acronym":6,"category":40,"difficulty":42,"description":63},"\u002Fterms\u002Fb\u002Fblue-green-deployment","Blue-green deployment means running two identical production environments — Blue (current) and Green (new).",{"title":49,"path":65,"acronym":6,"category":40,"difficulty":42,"description":66},"\u002Fterms\u002Fc\u002Fcanary-release","A canary release is like sending a canary into a coal mine — you deploy the new version to a tiny fraction of users first and watch closely.",{"title":53,"path":68,"acronym":6,"category":69,"difficulty":70,"description":71},"\u002Fterms\u002Ff\u002Ffeature-flag","backend","beginner","A feature flag is a toggle that lets you turn features on or off without deploying new code.",{"title":52,"path":73,"acronym":6,"category":40,"difficulty":42,"description":74},"\u002Fterms\u002Fr\u002Frolling-update","A Rolling Update is when you update your app one server at a time instead of all at once.",{"title":50,"path":76,"acronym":6,"category":77,"difficulty":70,"description":78},"\u002Fterms\u002Fs\u002Fsmoke-test","testing","A smoke test is the most basic sanity check: does the app even start? Does it not immediately crash?",1776518263908]