Ars technica just published a story on how companies like Google, Amazon or Facebook are dealing with the petabytes of data they produce/consume. It’s a bit long but a must read for anyone interested in big data and the future of storage.
Very insightful aspects of their decision process and implementation details reveal that big data storage will always diverge before converging in the future (if ever). This really gives you a impression of How Big is Big in Big Data!