Simon Willison’s Weblog

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2 items tagged “consistenthashing”

2009

hash_ring 1.2. A Python library for consistent hashing with memcached, using MD5 and the same algorithm as libketama. Exposes an interface that is identical to regular memcache making this a drop-in replacement. # 5th May 2009, 1:45 pm

2008

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. # 18th March 2008, 1 am