petabyte

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(A petabyte is about 1,000 times as large as a terabyte, and could store about 500 billion pages of text.)

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Definitions (4)

Toggle American Heritage definitions American Heritage Dictionary (2)

  1. noun A unit of computer memory or data storage capacity equal to 1,024 terabytes (250 bytes).
  2. noun One quadrillion bytes.

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Examples (41)

  • [28] As a third example, the San Diego Supercomputing Center recently acquired an 18-petabyte tape library to support its work in Earth sciences Data centers large enough to accept daily torrents of RFID data are not far fetched Processing Overload Okay, it's possible to store all the data, if not today, then surely after a few more Moore's Law doublings. —  AnalogSFF,September2007
  • And beyond supercomputing comes grid computing, in which collaborating organizations harness their computer centers to common goals Storage grows rapidly too, and petabyte (one petabyte = 1015 bytes) databases now exist, for example, storing Earth observation data. —  Magazine - Analog Science Fiction And Fact - 2007 - Issue 03 - March (v1.0) [lit]
  • Martin says his group has had "a very successful run" with a clustered storage system from Isilon, which he likes for its "very high performance" and ability to scale to multi-petabyte file systems.
  • That puts Google's disclosed data size at over 1 petabyte (1,048,576 GB). —  Black Sweater, White Cat
  • Mozy, EMC's online backup property, says it doubled the size of its enterprise and SMB customer base in the first half and now has more than 750,000 users and 20,000 business customers backing up 7.6 billion files to its 10-petabyte storage system. —  Latest News from Open Source Magazine
 

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