Electrical computers and digital processing systems: memory – Storage accessing and control – Memory configuring
Reexamination Certificate
2009-07-17
2011-11-29
Yu, Jae (Department: 2185)
Electrical computers and digital processing systems: memory
Storage accessing and control
Memory configuring
C711S171000, C711S173000, C718S104000
Reexamination Certificate
active
08069331
ABSTRACT:
This storage system has an allocation unit for allocating a storage extent in prescribed units to the dynamic logical volume upon storing the data sent from the host computer in the dynamic logical volume; a management unit for managing the storage extent recognized as being currently used by the file system among the storage extents allocated to the dynamic logical volume by the allocation unit; and a release unit for releasing the storage extent that is not being managed by the management unit from the dynamic logical volume.
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Japan Patent Office office action for patent application JP2006-081051 (Jul. 26, 2011).
Eguchi Yoshiaki
Serizawa Kazuyoshi
Shimozono Norio
Hitachi , Ltd.
Kilpatrick Townsend & Stockton LLP
Yu Jae
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