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Cloudflare freed up 100TB of RAM behind its 1.1.1.1 DNS without adding a single server
The optimization work was centered on Big Pineapple, Cloudflare's DNS caching platform behind the popular 1.1.1.1 resolver, DNS Firewall, and several other DNS services they offer. In...
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blog.cloudflare.com
How we saved 100 terabytes of memory by optimizing 1.1.1.1’s DNS cache
Five Rust-level memory optimizations to the DNS cache layout of Big Pineapple cut per-entry memory by 56%, freeing approximately 100 TB of memory across Cloudflare's fleet.
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tomshardware.com
Cloudflare frees up 100TB of RAM by shrinking 1.1.1.1's DNS cache entries — 250 billion cached DNS entries at any given time means one…
Per-entry memory cut by 56%, sparing Cloudflare 130 Gen 13 servers’ worth of DDR5.
