DE69936674T2 - Speicherteilsystem und Verfahren zur Reorganisierung von multiplexierten Daten - Google Patents

Speicherteilsystem und Verfahren zur Reorganisierung von multiplexierten Daten Download PDF

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Publication number
DE69936674T2
DE69936674T2 DE69936674T DE69936674T DE69936674T2 DE 69936674 T2 DE69936674 T2 DE 69936674T2 DE 69936674 T DE69936674 T DE 69936674T DE 69936674 T DE69936674 T DE 69936674T DE 69936674 T2 DE69936674 T2 DE 69936674T2
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DE
Germany
Prior art keywords
access
command
control unit
management table
subsystem
Prior art date
Legal status (The legal status 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 status listed.)
Expired - Lifetime
Application number
DE69936674T
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German (de)
English (en)
Other versions
DE69936674D1 (de
Inventor
Hitoshi Odawara-shi Shiozawa
Koji Naka-gun Ozawa
Takahisa Odawara-shi Kimura
Kazuhito Odawara-shi Suishu
Kosaku Odawara-shi Kambayashi
Katsunori Odawara-shi Nakamura
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Hitachi Ltd
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
Publication of DE69936674D1 publication Critical patent/DE69936674D1/de
Application granted granted Critical
Publication of DE69936674T2 publication Critical patent/DE69936674T2/de
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

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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
    • G06F11/2056—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
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10S—TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10S707/00—Data processing: database and file management or data structures
    • Y10S707/99951—File or database maintenance
    • Y10S707/99952—Coherency, e.g. same view to multiple users
    • Y10S707/99953—Recoverability
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10S—TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10S707/00—Data processing: database and file management or data structures
    • Y10S707/99951—File or database maintenance
    • Y10S707/99952—Coherency, e.g. same view to multiple users
    • Y10S707/99955—Archiving or backup

Landscapes

  • Engineering & Computer Science (AREA)
  • Theoretical Computer Science (AREA)
  • Quality & Reliability (AREA)
  • Physics & Mathematics (AREA)
  • General Engineering & Computer Science (AREA)
  • General Physics & Mathematics (AREA)
  • Techniques For Improving Reliability Of Storages (AREA)
  • Information Retrieval, Db Structures And Fs Structures Therefor (AREA)
DE69936674T 1998-02-26 1999-02-16 Speicherteilsystem und Verfahren zur Reorganisierung von multiplexierten Daten Expired - Lifetime DE69936674T2 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP4538098 1998-02-26
JP10045380A JPH11242566A (ja) 1998-02-26 1998-02-26 多重化データ記憶システム

Publications (2)

Publication Number Publication Date
DE69936674D1 DE69936674D1 (de) 2007-09-13
DE69936674T2 true DE69936674T2 (de) 2008-04-30

Family

ID=12717672

Family Applications (1)

Application Number Title Priority Date Filing Date
DE69936674T Expired - Lifetime DE69936674T2 (de) 1998-02-26 1999-02-16 Speicherteilsystem und Verfahren zur Reorganisierung von multiplexierten Daten

Country Status (4)

Country Link
US (3) US6615328B2 (enExample)
EP (1) EP0939371B1 (enExample)
JP (1) JPH11242566A (enExample)
DE (1) DE69936674T2 (enExample)

Families Citing this family (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2002189570A (ja) * 2000-12-20 2002-07-05 Hitachi Ltd 記憶システムの二重化方法および記憶システム
JP4452438B2 (ja) 2002-11-11 2010-04-21 株式会社日立製作所 記憶システム
GB0227786D0 (en) * 2002-11-29 2003-01-08 Ibm Improved remote copy synchronization in disaster recovery computer systems
JP4703959B2 (ja) 2003-12-03 2011-06-15 株式会社日立製作所 記憶装置システムおよびそのレプリケーション作成方法
JP2005301590A (ja) 2004-04-09 2005-10-27 Hitachi Ltd ストレージシステム及びデータ複製方法
JP2006127028A (ja) * 2004-10-27 2006-05-18 Hitachi Ltd 記憶システム及び記憶制御装置
JP2006164162A (ja) 2004-12-10 2006-06-22 Fujitsu Ltd コピー制御装置および方法
JP2008305054A (ja) * 2007-06-06 2008-12-18 Fujitsu Ltd ストレージ管理装置、ストレージシステム、ストレージ管理方法、およびストレージ管理プログラム
JP2007334913A (ja) * 2007-08-16 2007-12-27 Hitachi Ltd 記憶装置システム及び記憶装置システムにおけるデータの複写方法
JP5290938B2 (ja) * 2009-11-18 2013-09-18 富士通株式会社 コピー制御装置および方法
JP5594354B2 (ja) * 2012-12-18 2014-09-24 富士通株式会社 制御装置およびストレージシステム

Family Cites Families (23)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4459658A (en) 1982-02-26 1984-07-10 Bell Telephone Laboratories Incorporated Technique for enabling operation of a computer system with a consistent state of a linked list data structure after a main memory failure
JPS59165162A (ja) 1983-03-11 1984-09-18 インタ−ナシヨナル　ビジネス　マシ−ンズ　コ−ポレ−シヨン ボリューム回復方法
JPH0743676B2 (ja) * 1988-03-11 1995-05-15 株式会社日立製作所 バツクアツプデータダンプ制御方法及び装置
JPH0540682A (ja) 1990-06-08 1993-02-19 Internatl Business Mach Corp <Ibm> アトミシテイを有する記憶装置の高可用性耐故障再配置
US5544347A (en) 1990-09-24 1996-08-06 Emc Corporation Data storage system controlled remote data mirroring with respectively maintained data indices
US5335352A (en) 1990-09-24 1994-08-02 Emc Corporation Reconfigurable, multi-function data storage system controller selectively operable as an input channel adapter and a data storage unit adapter
US5459857A (en) * 1992-05-15 1995-10-17 Storage Technology Corporation Fault tolerant disk array data storage subsystem
GB2273180A (en) 1992-12-02 1994-06-08 Ibm Database backup and recovery.
US5446871A (en) 1993-03-23 1995-08-29 International Business Machines Corporation Method and arrangement for multi-system remote data duplexing and recovery
US5577222A (en) 1992-12-17 1996-11-19 International Business Machines Corporation System for asynchronously duplexing remote data by sending DASD data grouped as a unit periodically established by checkpoint based upon the latest time value
JP3260923B2 (ja) * 1993-09-20 2002-02-25 富士通株式会社 データ処理システムのバックアップ制御装置及び方法
US5615329A (en) * 1994-02-22 1997-03-25 International Business Machines Corporation Remote data duplexing
US5692155A (en) * 1995-04-19 1997-11-25 International Business Machines Corporation Method and apparatus for suspending multiple duplex pairs during back up processing to insure storage devices remain synchronized in a sequence consistent order
JPH09171441A (ja) * 1995-12-20 1997-06-30 Hitachi Ltd 二重化記憶装置の記憶一致方法および装置
US5889935A (en) * 1996-05-28 1999-03-30 Emc Corporation Disaster control features for remote data mirroring
US6101497A (en) 1996-05-31 2000-08-08 Emc Corporation Method and apparatus for independent and simultaneous access to a common data set
US6092066A (en) 1996-05-31 2000-07-18 Emc Corporation Method and apparatus for independent operation of a remote data facility
US5896492A (en) * 1996-10-28 1999-04-20 Sun Microsystems, Inc. Maintaining data coherency between a primary memory controller and a backup memory controller
US6098155A (en) * 1996-10-28 2000-08-01 Sun Microsystems, Inc. Apparatus and method for streamlining data transfer with existing interconnect bandwidth
US5875479A (en) * 1997-01-07 1999-02-23 International Business Machines Corporation Method and means for making a dual volume level copy in a DASD storage subsystem subject to updating during the copy interval
US6317815B1 (en) * 1997-12-30 2001-11-13 Emc Corporation Method and apparatus for formatting data in a storage device
US6247103B1 (en) * 1998-01-06 2001-06-12 International Business Machines Corporation Host storage management control of outboard data movement using push-pull operations
US6131148A (en) * 1998-01-26 2000-10-10 International Business Machines Corporation Snapshot copy of a secondary volume of a PPRC pair

Also Published As

Publication number Publication date
US6742093B2 (en) 2004-05-25
US20020026559A1 (en) 2002-02-28
DE69936674D1 (de) 2007-09-13
EP0939371A3 (en) 2006-08-02
EP0939371A2 (en) 1999-09-01
EP0939371B1 (en) 2007-08-01
US6615328B2 (en) 2003-09-02
JPH11242566A (ja) 1999-09-07
US20040093473A1 (en) 2004-05-13
US20030110362A1 (en) 2003-06-12
US6993636B2 (en) 2006-01-31

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