STORAGE DEVICE AND DATA STORAGE CONTROL METHOD

STORAGE DEVICE AND DATA STORAGE CONTROL METHOD

A storage device include: an additional data storing unit storing data in file systems included in a disk array device; a data storing unit for selecting a file system in which the relocation has not been performed from the file systems as a file system in which the relocation is performed and stori...

Ausführliche Beschreibung

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Bibliographische Detailangaben
1. Verfasser: TAKI SATOSHI
Format: Patent
Sprache:eng
Schlagworte:
CALCULATING
COMPUTING
COUNTING
ELECTRIC DIGITAL DATA PROCESSING
PHYSICS
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Beschreibung
Zusammenfassung:A storage device include: an additional data storing unit storing data in file systems included in a disk array device; a data storing unit for selecting a file system in which the relocation has not been performed from the file systems as a file system in which the relocation is performed and storing data to be stored in the file system in which the relocation has not been performed in the file system in which the relocation is performed in a predetermined order; an area calculator calculating a free space in the file system in which the relocation is performed and data has been stored by the data storing unit; a data extraction unit extracting data that has not been stored in the file systems in which the relocation is completed or the file system in which the relocation is performed; and a data re-storing unit for storing the data.