System and method for storage structure reorganization

A method and system to reorganize a storage structure by generating correlation data that represents relationships between storage blocks of a storage structure, generating a block allocation scheme for the storage structure, determining a block reorganization operation, performing the block reorgan...

Ausführliche Beschreibung

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Bibliographische Detailangaben
Hauptverfasser: Huang, Jian J, Xiang, Zhe, Yogalingam, Velnambi, Young, Kai Gee Hoong
Format: Patent
Sprache:eng
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Beschreibung
Zusammenfassung:A method and system to reorganize a storage structure by generating correlation data that represents relationships between storage blocks of a storage structure, generating a block allocation scheme for the storage structure, determining a block reorganization operation, performing the block reorganization operation, and updating a virtual map. In certain embodiments, the system may include multiple host computers, a data storage subsystem, and multiple storage structures. The storage structures may include a hard disk, an array of hard disks, an IBM TotalStorage™ system, and a hierarchical storage system with RAID.