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Harnessing Millions of CDN Statistics With Apollo

cdn graphAt LeaseWeb, our CDN team focuses on delivering ultra-high performance globally for any content while remaining the most competitive player in the field. We process and monitor millions of requests per minute and that level of traffic requires a robust and flexible statistics platform that provide us and our customers with real-time accurate information.

Our previous statistics platform had several issues that didn’t allow us to get the most accurate picture of what was happening. The data was analyzed on the content-serving edge nodes. In order to consume as little resources on these nodes as possible, the data was sampled instead of counting every hit. The result was an approximation rather than an exact number. Another issue was resilience: the old platform had stability issues that might result in inaccuracies. We needed something that was reliable, wouldn’t consume edge-node resources, would record every hit, and would provide instantly precise counts for us and our customers.

Our goals for the new platform were as follows:

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