发明名称 |
STORAGE SYSTEM, STORAGE SYSTEM CONTROL METHOD, AND STORAGE CONTROL DEVICE |
摘要 |
It is provided a storage system including a storage device for storing data, and a controller for controlling data read/write in the storage device. The controller includes a processor for executing a program, and a memory for storing the program that is executed by the processor. The processor executes deduplication processing for converting a duplicate part of data that is stored in the storage device into shared data, and calculates a distributed capacity consumption, which represents a capacity of a storage area that is used by a user in the storage device, by using a size of the data prior to the deduplication processing and a count of pieces of data referring to the shared data that is referred to by this data. |
申请公布号 |
US2014136491(A1) |
申请公布日期 |
2014.05.15 |
申请号 |
US201213702219 |
申请日期 |
2012.11.13 |
申请人 |
NEMOTO JUN;KAMEI HITOSHI;SUTOH ATSUSHI;HITACHI, LTD. |
发明人 |
NEMOTO JUN;KAMEI HITOSHI;SUTOH ATSUSHI |
分类号 |
G06F17/30 |
主分类号 |
G06F17/30 |
代理机构 |
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代理人 |
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主权项 |
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地址 |
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