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Saving another 100TB of RAM with math (and Rust)

The Cloudflare Blog · published 18 September 2026

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3blogs citing
First cited
23 Sept 2026
Most recent
28 Sept 2026
Rank this month
not ranked
External links
18
Words captured
2,580

Cited by

Blog
In the post
Date
Victor Kropp
Blog posts about performance Read at the source ↗
28 Sept 2026
Architecture Notes
Arc Notes Weekly #107: Closing the Loop Read at the source ↗
27 Sept 2026
bogdandeac.com
PEAKS No 62: Siri Gets a Brain Transplant, OpenAI's Private Chats Aren't So Private, and Cloudflare Saves 100TB with Math Read at the source ↗
23 Sept 2026

Links from this post

Link
Host
https://docs.rs/pingora-ketama/latest/pingora_ketama/
docs.rs
https://x.com/ThePrimeagen/status/1861040630832742795
x.com
https://en.wikipedia.org/wiki/Expected_value
en.wikipedia.org
https://en.wikipedia.org/wiki/Standard_deviation
en.wikipedia.org
https://en.wikipedia.org/wiki/Coefficient_of_variation
en.wikipedia.org
https://en.wikipedia.org/wiki/Law_of_the_instrument
en.wikipedia.org
https://en.wikipedia.org/wiki/Law_of_large_numbers
en.wikipedia.org
https://github.com/nginx/nginx/blob/0427f5335f7abfbb733a72d6bf3561508f5d8a88/src/http/modules/ngx_http_upstream_hash_module.c
github.com
https://github.com/cloudflare/pingora/blob/200cee483d895dac0bb2698fa6b3bd6347270197/pingora-ketama/src/lib.rs
github.com
https://github.com/RJ/ketama
github.com
https://www.aboutwayfair.com/tech-innovation/consistent-hashing-with-memcached-or-redis-and-a-patch-to-libketama
aboutwayfair.com
https://github.com/cloudflare/pingora/blob/702f69015e53f7244d6ad2e743de571d859a70a4/pingora-ketama/src/lib.rs
github.com
https://doc.rust-lang.org/nomicon/other-reprs.html
doc.rust-lang.org
https://github.com/rust-lang/rust/issues/27060
github.com
https://godbolt.org/z/1E5TeW1za
godbolt.org
Consistent Hashing Proofs
ch.terabyteoff.com
https://en.wikipedia.org/wiki/Birthday_problem
en.wikipedia.org
https://github.com/cloudflare/pingora/blob/main/pingora-ketama/Cargo.toml
github.com
Elsewhere on blog.cloudflare.com (8)