Simon Willison’s Weblog

18th March 2008 - Link Blog

Consistent Hashing. Beautifully clear explanation of consistent hashing, a simple technique that allows you to add new caching servers to a cluster without re-hashing your keys and hence invalidating all of your caches.

Posted 18th March 2008 at 1 am

Recent articles

Kimi K3, and what we can still learn from the pelican benchmark - 16th July 2026
The new GPT-5.6 family: Luna, Terra, Sol - 9th July 2026
sqlite-utils 4.0, now with database schema migrations - 7th July 2026

This is a link post by Simon Willison, posted on 18th March 2008.

caching 49 consistenthashing 2 hashing 12 scaling 148

Monthly briefing

Sponsor me for $10/month and get a curated email digest of the month's most important LLM developments.

Pay me to send you less!

Sponsor & subscribe