Hierarchical storage system
First Claim
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1. A storage system comprising:
- a storage array containing a plurality of storage devices of at least three types and having a respective class hierarchy; and
a controller coupled to the storage device hierarchy and capable of executing an hierarchical storage management capability that selectively controls access to the hierarchy of storage devices.
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Abstract
A storage system comprises a storage array containing an hierarchy of storage devices of at least three types and having a respective class hierarchy, and a controller. The controller is coupled to the storage device hierarchy and can execute an hierarchical storage management capability that selectively controls access to the hierarchy of storage devices.
107 Citations
25 Claims
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1. A storage system comprising:
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a storage array containing a plurality of storage devices of at least three types and having a respective class hierarchy; and
a controller coupled to the storage device hierarchy and capable of executing an hierarchical storage management capability that selectively controls access to the hierarchy of storage devices. - View Dependent Claims (2, 3, 4, 5, 6, 7, 8, 9)
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10. A method of managing information storage in a storage system comprising:
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enclosing an hierarchy of storage devices of at least three types and having a respective class hierarchy within a storage array; and
selectively controlling information access to the hierarchy of storage devices within the storage array. - View Dependent Claims (11, 12, 13, 14, 15, 16, 17)
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18. A storage system comprising:
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a disk array containing an hierarchy of storage disks of at least two types and having a respective class hierarchy; and
a controller coupled to the disk array and capable of executing an hierarchical storage management capability that selectively controls access to the hierarchy of storage disks. - View Dependent Claims (19, 20, 21, 22, 23)
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24. An article of manufacture comprising:
a controller usable medium having a computable readable program code embodied therein for managing a storage system, the computable readable program code further comprising;
a code capable of causing the controller to intercommunicate among an hierarchy of storage devices of at least three types and having a respective class hierarchy within a storage array; and
a code capable of causing the controller to selectively control information access to the hierarchy of storage devices within the storage array.
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25. A storage system comprising:
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means for coupling an hierarchy of storage devices of at least three types and having a respective class hierarchy within a storage array; and
means for selectively controlling information access to the hierarchy of storage devices within the storage array.
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Specification