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Storage subsystem and method for controlling the same

  • US 8,489,937 B2
  • Filed: 12/06/2011
  • Issued: 07/16/2013
  • Est. Priority Date: 12/06/2011
  • Status: Expired due to Fees
First Claim
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1. A storage subsystem coupled with a host computer, comprising:

  • a memory device configured to store data from the host computer; and

    a management unit configured to manage a storage area of the memory device;

    wherein the management unit is configured to execute a first verification processing performed periodically at predetermined cycles to the memory device, and to execute a second verification processing that differs from the first verification processing,wherein the second verification processing is executed to a continuous area anterior and posterior to an error section detected by an IO access from the host computer, and the second verification processing is executed when an error is detected by the IO access.

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