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RAID system having channel capacity unaffected by any single component failure

  • US 20020116660A1
  • Filed: 02/20/2001
  • Published: 08/22/2002
  • Est. Priority Date: 02/20/2001
  • Status: Active Grant
First Claim
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1. A RAID system able to function with undiminished capacity despite the failure of any storage array controller comprising:

  • n active storage array controllers, n arrays of storage units, each active storage array controller connected by at least one connector to one array of storage units, each active storage array controller controlling one or more arrays of storage units, and one only passive storage array controller, the passive storage array controller connected by at least one connector to each active storage array controller, the passive storage array controller able to control any one of the arrays of storage devices in the case of failure of an active storage array controller.

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