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Facebook’s trillion-edge, Hadoop-based and open source graph-processing engine

People following the open source Giraph project likely know that Facebook was experimenting with it, and on Wednesday the company detailed just how heavily it’s leaning on Giraph. Facebook scaled it to handle trillions of connections among users and their behavior, as the core of its Open Graph tool.

Oh, and now anyone can download Giraph, which is an Apache Software Foundation project, with Facebook’s improvements baked in.

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