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Surprise Me!

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By dotCore
via thenextweb.com
Published: Nov 09 2012 / 09:43

Why Facebook ditched Hadoop’s MapReduce and built a better mousetrap called Corona to handle its data
Facebook has shared some more behind-the-scenes information about just how the social network is built, this time centered around the enormous amount of data that it collects. Over half a petabyte of new data arrives in the company’s warehouse every 24 hours with systems running around the clock designed to help put together meaningful features and aggregations.
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