Live-Event Readiness & Premiere-Spike Worksheet

A one-page worksheet to pressure-test a live premiere before the night: forecast PEAK concurrency (not average, not registrations), size both herds (control-plane requests/sec and data-plane terabits/sec), confirm request collapsing and an origin shield protect the origin, verify multi-CDN failover with content steering, plan graceful degradation (waiting room, bitrate shed, static slate), set retry backoff with jitter, and gate the launch on a full-scale rehearsal load-tested at peak — with the