Shuffle Sharding
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So, all credit goes to Colm MacCárthaigh for this one. I think his recent post on Shuffle Sharding is so go it deserves a share and a place on my blog to serve as a reminder for me from time-to-time. This is one way AWS achieves the level of reliability and stability it has for its customers. Some of the methodology can easily be applied to traditional and on-prem infrastructure though as well.