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STORAGE SYSTEM FOR MANAGING A LOG OF ACCESS

  • US 20120239879A1
  • Filed: 05/31/2012
  • Published: 09/20/2012
  • Est. Priority Date: 10/18/2005
  • Status: Active Grant
First Claim
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1. A storage system comprising:

  • a plurality of first interfaces, each of the plurality of first interfaces being coupled to a host computer;

    a plurality of second interfaces, each of the plurality of second interfaces being coupled to a manager terminal;

    a plurality of control units, each of the plurality of control units being coupled to at least one of the first interfaces and at least one of the second interfaces,wherein each of the plurality of control units includes a processor and a cache memory; and

    a plurality of storage units,wherein data that is requested to be read by the host computer is stored in the plurality of storage units, andwherein the plurality of storage units includes a plurality of log storage areas, each of the plurality of log storage areas storing a different type of log data generated by the plurality of control units.

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