Comment on Principles for building and scaling feature flag systemsparentComments−erik_seaberg2yCanarying gets you a 1/n treatment group, but it might be skew geographically (all affected users are near the canary’s datacenter). You need a percentage in a feature flag if 1/n is too big and you want, e.g., 0.1% of traffic.
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Canarying gets you a 1/n treatment group, but it might be skew geographically (all affected users are near the canary’s datacenter). You need a percentage in a feature flag if 1/n is too big and you want, e.g., 0.1% of traffic.