ATE479146T1 - Fernkopiersystem und -verfahren - Google Patents

Fernkopiersystem und -verfahren

Info

Publication number
ATE479146T1
ATE479146T1 AT09163378T AT09163378T ATE479146T1 AT E479146 T1 ATE479146 T1 AT E479146T1 AT 09163378 T AT09163378 T AT 09163378T AT 09163378 T AT09163378 T AT 09163378T AT E479146 T1 ATE479146 T1 AT E479146T1
Authority
AT
Austria
Prior art keywords
storage device
logical
logical volume
pair
state
Prior art date
Application number
AT09163378T
Other languages
English (en)
Inventor
Kazuhide Sano
Katsuhiro Okumoto
Shuji Kondo
Original Assignee
Hitachi Ltd
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Hitachi Ltd filed Critical Hitachi Ltd
Application granted granted Critical
Publication of ATE479146T1 publication Critical patent/ATE479146T1/de

Links

Classifications

    • 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
    • G06F11/2094—Redundant storage or storage space
    • 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
    • G06F11/2071—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
    • G06F12/00—Accessing, addressing or allocating within memory systems or architectures
    • G06F12/16—Protection against loss of memory contents
    • 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
    • G06F11/2076—Synchronous techniques

Landscapes

  • Engineering & Computer Science (AREA)
  • Theoretical Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • General Engineering & Computer Science (AREA)
  • General Physics & Mathematics (AREA)
  • Quality & Reliability (AREA)
  • Information Retrieval, Db Structures And Fs Structures Therefor (AREA)
  • Preparation Of Compounds By Using Micro-Organisms (AREA)
AT09163378T 2008-07-08 2009-06-22 Fernkopiersystem und -verfahren ATE479146T1 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP2008178169A JP5422147B2 (ja) 2008-07-08 2008-07-08 リモートコピーシステム及びリモートコピー方法

Publications (1)

Publication Number Publication Date
ATE479146T1 true ATE479146T1 (de) 2010-09-15

Family

ID=41395671

Family Applications (1)

Application Number Title Priority Date Filing Date
AT09163378T ATE479146T1 (de) 2008-07-08 2009-06-22 Fernkopiersystem und -verfahren

Country Status (5)

Country Link
US (2) US8364919B2 (de)
EP (1) EP2146284B1 (de)
JP (1) JP5422147B2 (de)
AT (1) ATE479146T1 (de)
DE (1) DE602009000141D1 (de)

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US8832386B2 (en) * 2011-09-27 2014-09-09 Hitachi, Ltd. Management server and data migration method
JP5982826B2 (ja) * 2012-01-06 2016-08-31 富士通株式会社 環境構築装置、環境登録装置、環境切替装置、環境構築方法、環境登録方法、環境切替方法、環境構築プログラム、環境登録プログラム、及び環境切替プログラム
US9213753B2 (en) * 2013-11-18 2015-12-15 Hitachi, Ltd. Computer system
US10152270B2 (en) 2014-11-28 2018-12-11 Hitachi, Ltd. Storage system
EP3319258B1 (de) * 2015-12-23 2019-11-27 Huawei Technologies Co., Ltd. Dienstübernahmeverfahren und speichervorrichtung sowie dienstübernahmevorrichtung
US10459653B2 (en) 2016-03-01 2019-10-29 Hitachi Ltd. Storage system, storage device, and storage system control method for duplicating data with copy pair
WO2017188929A1 (en) * 2016-04-25 2017-11-02 Hitachi, Ltd. Method and apparatus for replicating data between storage systems
US20180143766A1 (en) * 2016-11-18 2018-05-24 International Business Machines Corporation Failure protection copy management
JP7577492B2 (ja) * 2020-09-23 2024-11-05 キヤノン株式会社 情報処理装置、情報処理方法、及びプログラム

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Also Published As

Publication number Publication date
EP2146284A3 (de) 2010-03-31
US20100011179A1 (en) 2010-01-14
US8364919B2 (en) 2013-01-29
US8732420B2 (en) 2014-05-20
JP5422147B2 (ja) 2014-02-19
EP2146284B1 (de) 2010-08-25
EP2146284A2 (de) 2010-01-20
US20130124915A1 (en) 2013-05-16
DE602009000141D1 (de) 2010-10-07
JP2010020410A (ja) 2010-01-28

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