OpenFreeMap Hit by 3 Billion Requests in 24 Hours: A Collaborative Drawing Site's Unexpected Consequence

OpenFreeMap, a free and open-source map tile service, faced a massive surge of 3 billion requests in just 24 hours, resulting in 215 TB of bandwidth usage. The culprit? A collaborative drawing website, Wplace.live, whose users bombarded the service with scripted requests. Despite OpenFreeMap's robust architecture and Cloudflare's bandwidth sponsorship, the incident highlighted the need for improved traffic control. The author contacted Wplace.live's developer and plans to implement Cloudflare rules to limit traffic and enhance server configuration to address missing tiles.
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