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Storage system and method for controlling storage system

a storage system and storage technology, applied in the field of storage system and a control method of the storage system, can solve the problem that the deduplication function cannot process data within the data backup processing time window, and achieve the effect of reducing the maximum amount of data

Inactive Publication Date: 2013-08-29
HITACHI LTD
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  • Summary
  • Abstract
  • Description
  • Claims
  • Application Information

AI Technical Summary

Benefits of technology

The present invention is a storage system and method that can automatically allocate data to different functions based on its type and backup target. This helps to reduce the amount of data needed to be stored and also helps to meet the time limit for processing the backup.

Problems solved by technology

If data amount processed by a particular de-duplication function increases so much, the de-duplication function cannot process data within a data backup processing time window.
This is undesirable since routine works are affected by the event.

Method used

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  • Storage system and method for controlling storage system
  • Storage system and method for controlling storage system
  • Storage system and method for controlling storage system

Examples

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Embodiment Construction

[0049]Hereinafter, modes for embodying the present invention are described with reference to the accompanying drawings. Throughout all the drawings, description of same configurations is omitted by denoting with same reference numerals.

Configuration of Storage System 1

[0050]First, a configuration of a storage system 1 according to one embodiment of the present invention is described. FIG. 1 shows a configuration example of a storage system 1 according to one embodiment of the present invention.

[0051]The storage system 1 includes storage apparatuses 100A to 100D, a backup server apparatus (hereinafter referred to as a “server”) 200, a management computer 300, and a communication network 400. The storage apparatuses 100A to 100D, the server 200 and the management computer 300 are coupled to each other via a communication network 400 in a manner enabling mutual communication with each other.

[0052]The storage apparatuses 100A to 100D provide the server 200 in the storage system 1 with a...

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Abstract

Provided is a storage system which provides a data storage area to an external apparatus. The storage system includes at least a first information apparatus including a first logical storage area constituting the data storage area, and a first data processing part for performing a processing for reducing a storage capacity of the first logical storage area used by backup target data, and a second information apparatus including a second logical storage area constituting the data storage area, and a second data processing part for performing a processing for reducing a storage capacity of the second logical storage area used by backup target data. The second information apparatus is communicatively coupled with the first information apparatus.

Description

CROSS-REFERENCE TO RELATED APPLICATIONS[0001]The present invention relates to PCT International Patent Application No. PCT / JP2011 / 007113 filed Dec. 20, 2011 designating the United States and its United States National Stage patent application Ser. No. 13 / 383,554, both of which are incorporated herein by reference.TECHNICAL FIELD[0002]The present invention relates to a storage system and a method for controlling a storage system.BACKGROUND ART[0003]A storage system generally includes a computer such as a server computer executing data processing, hereinafter referred to as a “server”, and a storage apparatus communicatively coupled to the server, and is configured to store data processed by the server in the storage apparatus. Data processed by the server can be roughly classified into structured data stored into a database, for example, and other non-structured data. The non-structured data includes data in various formats such as document, image, and sound.[0004]With recent remarka...

Claims

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Application Information

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Patent Type & Authority Applications(United States)
IPC IPC(8): G06F17/30
CPCG06F11/1458G06F11/1453
Inventor OGATA, MIKITO
Owner HITACHI LTD
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