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How Facebook Compresses Its 300 PB Data Warehouse

BIWhen you have a 300 PB data warehouse running atop Hadoop, you do everything in your power to keep from adding another rack of disk drives to this beast.

While social network giant Facebook is not afraid to throw a lot of hardware at a scalability problem, its software engineers are always looking for ways to make the infrastructure software that underpins Facebook more efficient and therefore require less hardware to get more capacity and performance.

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