JP4717923B2 - ストレージシステム、データ復旧可能時刻の推定値の算出方法、および、管理計算機 - Google Patents

ストレージシステム、データ復旧可能時刻の推定値の算出方法、および、管理計算機 Download PDF

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JP4717923B2
JP4717923B2 JP2008321323A JP2008321323A JP4717923B2 JP 4717923 B2 JP4717923 B2 JP 4717923B2 JP 2008321323 A JP2008321323 A JP 2008321323A JP 2008321323 A JP2008321323 A JP 2008321323A JP 4717923 B2 JP4717923 B2 JP 4717923B2
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storage device
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Japanese (ja)
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JP2010146198A5 (enExample
JP2010146198A (ja
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裕教 江丸
晋広 牧
純一 原
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Hitachi Ltd
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Hitachi Ltd
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Priority to JP2008321323A priority Critical patent/JP4717923B2/ja
Priority to US12/379,032 priority patent/US8108639B2/en
Priority to EP09174232A priority patent/EP2199913B1/en
Priority to AT09174232T priority patent/ATE547757T1/de
Publication of JP2010146198A publication Critical patent/JP2010146198A/ja
Publication of JP2010146198A5 publication Critical patent/JP2010146198A5/ja
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    • G—PHYSICS
    • G06—COMPUTING OR CALCULATING; COUNTING
    • G06F—ELECTRIC DIGITAL DATA PROCESSING
    • G06F11/00—Error detection; Error correction; Monitoring
    • G06F11/07—Responding to the occurrence of a fault, e.g. fault tolerance
    • G06F11/16—Error detection or correction of the data by redundancy in hardware
    • G06F11/20—Error detection or correction of the data by redundancy in hardware using active fault-masking, e.g. by switching out faulty elements or by switching in spare elements
    • G06F11/2053—Error detection or correction of the data by redundancy in hardware using active fault-masking, e.g. by switching out faulty elements or by switching in spare elements where persistent mass storage functionality or persistent mass storage control functionality is redundant
    • G06F11/2056—Error detection or correction of the data by redundancy in hardware using active fault-masking, e.g. by switching out faulty elements or by switching in spare elements where persistent mass storage functionality or persistent mass storage control functionality is redundant by mirroring
    • G06F11/2071—Error detection or correction of the data by redundancy in hardware using active fault-masking, e.g. by switching out faulty elements or by switching in spare elements where persistent mass storage functionality or persistent mass storage control functionality is redundant by mirroring using a plurality of controllers
    • G06F11/2074—Asynchronous techniques
    • G—PHYSICS
    • G06—COMPUTING OR CALCULATING; COUNTING
    • G06F—ELECTRIC DIGITAL DATA PROCESSING
    • G06F11/00—Error detection; Error correction; Monitoring
    • G06F11/07—Responding to the occurrence of a fault, e.g. fault tolerance
    • G06F11/16—Error detection or correction of the data by redundancy in hardware
    • G06F11/20—Error detection or correction of the data by redundancy in hardware using active fault-masking, e.g. by switching out faulty elements or by switching in spare elements
    • G06F11/2053—Error detection or correction of the data by redundancy in hardware using active fault-masking, e.g. by switching out faulty elements or by switching in spare elements where persistent mass storage functionality or persistent mass storage control functionality is redundant
    • G06F11/2056—Error detection or correction of the data by redundancy in hardware using active fault-masking, e.g. by switching out faulty elements or by switching in spare elements where persistent mass storage functionality or persistent mass storage control functionality is redundant by mirroring
    • G06F11/2069—Management of state, configuration or failover
    • G—PHYSICS
    • G06—COMPUTING OR CALCULATING; COUNTING
    • G06F—ELECTRIC DIGITAL DATA PROCESSING
    • G06F11/00—Error detection; Error correction; Monitoring
    • G06F11/07—Responding to the occurrence of a fault, e.g. fault tolerance
    • G06F11/16—Error detection or correction of the data by redundancy in hardware
    • G06F11/20—Error detection or correction of the data by redundancy in hardware using active fault-masking, e.g. by switching out faulty elements or by switching in spare elements
    • G06F11/2053—Error detection or correction of the data by redundancy in hardware using active fault-masking, e.g. by switching out faulty elements or by switching in spare elements where persistent mass storage functionality or persistent mass storage control functionality is redundant
    • G06F11/2056—Error detection or correction of the data by redundancy in hardware using active fault-masking, e.g. by switching out faulty elements or by switching in spare elements where persistent mass storage functionality or persistent mass storage control functionality is redundant by mirroring
    • G06F11/2082—Data synchronisation

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  • Engineering & Computer Science (AREA)
  • Theoretical Computer Science (AREA)
  • Quality & Reliability (AREA)
  • Physics & Mathematics (AREA)
  • General Engineering & Computer Science (AREA)
  • General Physics & Mathematics (AREA)
  • Information Retrieval, Db Structures And Fs Structures Therefor (AREA)
  • Debugging And Monitoring (AREA)
JP2008321323A 2008-12-17 2008-12-17 ストレージシステム、データ復旧可能時刻の推定値の算出方法、および、管理計算機 Active JP4717923B2 (ja)

Priority Applications (4)

Application Number Priority Date Filing Date Title
JP2008321323A JP4717923B2 (ja) 2008-12-17 2008-12-17 ストレージシステム、データ復旧可能時刻の推定値の算出方法、および、管理計算機
US12/379,032 US8108639B2 (en) 2008-12-17 2009-02-11 Storage system, method for calculating estimated value of data recovery available time and management computer
EP09174232A EP2199913B1 (en) 2008-12-17 2009-10-27 Storage system, method for calculating estimated value of data recovery available time and management computer
AT09174232T ATE547757T1 (de) 2008-12-17 2009-10-27 Speichersystem, verfahren zur berechnung des geschätzten werts der für die datenwiederherstellung verfügbaren zeit und verwaltungscomputer

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP2008321323A JP4717923B2 (ja) 2008-12-17 2008-12-17 ストレージシステム、データ復旧可能時刻の推定値の算出方法、および、管理計算機

Publications (3)

Publication Number Publication Date
JP2010146198A JP2010146198A (ja) 2010-07-01
JP2010146198A5 JP2010146198A5 (enExample) 2010-12-24
JP4717923B2 true JP4717923B2 (ja) 2011-07-06

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JP2008321323A Active JP4717923B2 (ja) 2008-12-17 2008-12-17 ストレージシステム、データ復旧可能時刻の推定値の算出方法、および、管理計算機

Country Status (4)

Country Link
US (1) US8108639B2 (enExample)
EP (1) EP2199913B1 (enExample)
JP (1) JP4717923B2 (enExample)
AT (1) ATE547757T1 (enExample)

Families Citing this family (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US8351146B2 (en) * 2010-03-04 2013-01-08 International Business Machines Corporation Recovery operation status indicator for a tape drive system
WO2013035243A1 (ja) 2011-09-08 2013-03-14 日本電気株式会社 クラウドサービス復旧時間予測システム、方法およびプログラム
WO2013076872A1 (ja) * 2011-11-25 2013-05-30 株式会社日立製作所 計算機システム
ES2699997T3 (es) * 2012-02-28 2019-02-13 Tata Consultancy Services Ltd Vigilancia de aplicaciones
US9164929B2 (en) 2013-01-03 2015-10-20 International Business Machines Corporation False power failure alert impact mitigation
WO2015072026A1 (ja) * 2013-11-18 2015-05-21 株式会社日立製作所 計算機システム
WO2015151258A1 (ja) 2014-04-03 2015-10-08 株式会社日立製作所 非同期リモートコピーを行うリモートコピーシステムを含んだ計算機システムの管理システム及び管理方法

Family Cites Families (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2001024010A1 (en) * 1999-09-29 2001-04-05 Hitachi, Ltd. Method of file sharing and storage system
US7240197B1 (en) * 2000-07-18 2007-07-03 Hitachi, Ltd. Method and apparatus for encryption and decryption in remote data storage systems
US6587933B2 (en) * 2001-01-26 2003-07-01 International Business Machines Corporation Method, system, and program for discarding data in a storage system where updates to a primary storage device are shadowed in a secondary storage device
JP4452438B2 (ja) * 2002-11-11 2010-04-21 株式会社日立製作所 記憶システム
JP2005346564A (ja) * 2004-06-04 2005-12-15 Hitachi Global Storage Technologies Netherlands Bv ディスク装置及びディスク装置の制御方法並びに改竄検出方法
JP2006053737A (ja) * 2004-08-11 2006-02-23 Nec Corp レプリケーションシステム及びレプリケーション方法
US20060277384A1 (en) * 2005-06-01 2006-12-07 Hitachi, Ltd. Method and apparatus for auditing remote copy systems
JP4236677B2 (ja) * 2006-09-20 2009-03-11 株式会社日立製作所 Ｃｄｐを用いたリカバリ方法
JP5207637B2 (ja) * 2007-02-23 2013-06-12 株式会社日立製作所 一以上のセカンダリストレージシステムで複数のバックアップを取得するバックアップ制御方法
JP2008242744A (ja) * 2007-03-27 2008-10-09 Hitachi Ltd Ｃｄｐに従うリカバリを実行するストレージ装置の管理装置及び方法

Also Published As

Publication number Publication date
US8108639B2 (en) 2012-01-31
EP2199913A1 (en) 2010-06-23
US20100153666A1 (en) 2010-06-17
JP2010146198A (ja) 2010-07-01
ATE547757T1 (de) 2012-03-15
EP2199913B1 (en) 2012-02-29

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