petabyte :

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  • n  a unit of information equal to 1000 terabytes or 10^15 bytes
  • n  a unit of information equal to 1024 tebibytes or 2^50 bytes

  • Data are being stored and analyzed on a supercomputer at UCLA with 1 petabyte of capacity--equivalent to a book with 250 billion pages.
News & Articles

  • A Prayer For Hadoop
    Like many others, I continue to be impressed by the open-source Apache Hadoop software framework. With aplomb, it manages Big Data, images, documents, web logs--and tons of other unstructured and semi-structured data--for large, petabyte-scale processing on tasks ranging from search to machine learning to scoring and data refinement. Given Hadoop’s considerable business potential, it’s worth ...
    June 18, 2013 - Fast Company Magazine

  • Matt Cutts in Seattle Post Intelligencer (blog)
    Caffeine allows us to process data on the order of 100 petabytes,Google evangelist Matt Cutts said Tuesday at the Search Marketing Expo in Seattle. "What is a petabyte? A petabyte is 1,024 terabytes - so, more than a million gigabytes. And...

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