Add "historical document" note to ring background docs

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Tim Burke

2018年11月02日 17:21:19 +00:00

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Building a Consistent Hashing Ring

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Authored by Greg Holt

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Authored by Greg Holt, February 2011

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This is a compilation of five posts I made earlier discussing how to build

a consistent hashing ring. The posts seemed to be accessed quite frequently,

so I've gathered them all here on one page for easier reading.

.. note::

This is an historical document; as such, all code examples are Python 2.

If this makes you squirm, think of it as pseudo-code. Regardless of

implementation language, the state of the art in consistent-hashing and

distributed systems more generally has advanced. We hope that this

introduction from first principles will still prove informative,

particularly with regard to how data is distributed within a Swift

cluster.

Part 1

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"Consistent Hashing" is a term used to describe a process where data is