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Cache Stampede on Cold Edge Nodes During Traffic Spikes : Deploy Atomicity and Instant Rollback at the Edge

RustCloudflare WorkersRedisWorkspaces API

Problem Breakdown

The reliability defect is deploy non-atomicity: edge deploys propagate across POPs asynchronously, so for a propagation window users receive a mix of old and new code and data depending on which instance serves them. An edge node's cache expires for a hot key at the same moment a traffic spike arrives; hundreds of conc…

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