DevInfoQabout 2 hours ago
Cloudflare Cuts 100 TB RAM Usage
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Cloudflare engineers reduced the memory footprint of its internal load-balancing service by more than 100 TB through Rust optimization. The team cut hash-ring entries by 90% while preserving accuracy, utilizing probability theory and the birthday paradox to minimize collisions. This gradual rollout avoids cache churn spikes.
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