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Virtual tape libraries

  • US 6,779,077 B1
  • Filed: 10/16/2000
  • Issued: 08/17/2004
  • Est. Priority Date: 09/21/1999
  • Status: Expired due to Term
First Claim
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1. A storage area network implementing virtual tape libraries comprising:

  • a plurality of logical tape modules, each logical tape module presenting a logical tape drive to a computer element communicating with the logical tape module;

    a plurality of canonical tape modules, each canonical tape module communicating with a physical tape drive;

    a data interconnect connecting the logical tape modules with the canonical tape modules; and

    a management processor in communication with the canonical tape modules and the logical tape modules, the management processor mapping each logical tape module requested by a computer element into at least one canonical tape module.

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