CN100422949C - 用于拷贝存储内容的方法和系统 - Google Patents

用于拷贝存储内容的方法和系统 Download PDF

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Publication number
CN100422949C
CN100422949C CNB200580001870XA CN200580001870A CN100422949C CN 100422949 C CN100422949 C CN 100422949C CN B200580001870X A CNB200580001870X A CN B200580001870XA CN 200580001870 A CN200580001870 A CN 200580001870A CN 100422949 C CN100422949 C CN 100422949C
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data
processing unit
physical storage
consistency group
unit
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Chinese (zh)
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CN1906594A (zh
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戴维·M.·沙克尔福德
格利高里·E.·麦克布里德
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International Business Machines Corp
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International Business Machines Corp
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    • 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
    • G06F11/2074—Asynchronous techniques
    • G—PHYSICS
    • G06—COMPUTING OR CALCULATING; COUNTING
    • G06F—ELECTRIC DIGITAL DATA PROCESSING
    • G06F11/00—Error detection; Error correction; Monitoring
    • 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
    • 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
    • G06F11/2064—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 while ensuring consistency
    • 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
    • Y10S707/99954—Version management

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  • 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)
  • Liquid Developers In Electrophotography (AREA)
  • Pharmaceuticals Containing Other Organic And Inorganic Compounds (AREA)
  • Filling Or Discharging Of Gas Storage Vessels (AREA)
  • Non-Silver Salt Photosensitive Materials And Non-Silver Salt Photography (AREA)
  • Curing Cements, Concrete, And Artificial Stone (AREA)
CNB200580001870XA 2004-01-09 2005-01-07 用于拷贝存储内容的方法和系统 Expired - Fee Related CN100422949C (zh)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US10/754,231 US7478211B2 (en) 2004-01-09 2004-01-09 Maintaining consistency for remote copy using virtualization
US10/754,231 2004-01-09

Publications (2)

Publication Number Publication Date
CN1906594A CN1906594A (zh) 2007-01-31
CN100422949C true CN100422949C (zh) 2008-10-01

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CNB200580001870XA Expired - Fee Related CN100422949C (zh) 2004-01-09 2005-01-07 用于拷贝存储内容的方法和系统

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US (2) US7478211B2 (enExample)
EP (1) EP1706822B1 (enExample)
JP (1) JP4644684B2 (enExample)
KR (1) KR100961739B1 (enExample)
CN (1) CN100422949C (enExample)
AT (1) ATE358848T1 (enExample)
DE (1) DE602005000819T2 (enExample)
TW (1) TWI339793B (enExample)
WO (1) WO2005069143A1 (enExample)

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JP5073348B2 (ja) * 2007-04-04 2012-11-14 株式会社日立製作所 アプリケーション管理支援システム、管理計算機、ホスト計算機、及びアプリケーション管理支援方法
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US8893147B2 (en) 2012-01-13 2014-11-18 Ca, Inc. Providing a virtualized replication and high availability environment including a replication and high availability engine
US9430343B1 (en) * 2012-05-07 2016-08-30 Emc Corporation Using affinity to mediate bias in a distributed storage system
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US20160217175A1 (en) * 2015-01-23 2016-07-28 Netapp, Inc. Techniques for asynchronous snapshot invalidation
US10191672B2 (en) * 2015-10-16 2019-01-29 Google Llc Asynchronous copying of data within memory
CN109150986A (zh) * 2018-07-27 2019-01-04 郑州云海信息技术有限公司 存储双活模式下数据的访问方法、装置及存储介质
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Also Published As

Publication number Publication date
JP2007518174A (ja) 2007-07-05
DE602005000819T2 (de) 2008-01-10
US20090055610A1 (en) 2009-02-26
US20050154845A1 (en) 2005-07-14
KR100961739B1 (ko) 2010-06-07
EP1706822A1 (en) 2006-10-04
TW200532444A (en) 2005-10-01
WO2005069143A1 (en) 2005-07-28
JP4644684B2 (ja) 2011-03-02
TWI339793B (en) 2011-04-01
EP1706822B1 (en) 2007-04-04
CN1906594A (zh) 2007-01-31
DE602005000819D1 (de) 2007-05-16
ATE358848T1 (de) 2007-04-15
US7660958B2 (en) 2010-02-09
KR20060123460A (ko) 2006-12-01
US7478211B2 (en) 2009-01-13

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