JP4374953B2 - データ処理システム - Google Patents

データ処理システム Download PDF

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Publication number
JP4374953B2
JP4374953B2 JP2003316183A JP2003316183A JP4374953B2 JP 4374953 B2 JP4374953 B2 JP 4374953B2 JP 2003316183 A JP2003316183 A JP 2003316183A JP 2003316183 A JP2003316183 A JP 2003316183A JP 4374953 B2 JP4374953 B2 JP 4374953B2
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Japan
Prior art keywords
storage system
data
journal
logical volume
information
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Expired - Lifetime
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JP2003316183A
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Japanese (ja)
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JP2005084953A (ja
JP2005084953A5 (enExample
Inventor
和人 水主
裕介 平川
義弘 安積
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Hitachi Ltd
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Hitachi Ltd
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Application filed by Hitachi Ltd filed Critical Hitachi Ltd
Priority to JP2003316183A priority Critical patent/JP4374953B2/ja
Priority to US10/784,356 priority patent/US7130975B2/en
Priority to EP04252272A priority patent/EP1494120A3/en
Priority to EP07010949A priority patent/EP1837769A3/en
Priority to EP04252258A priority patent/EP1492009A3/en
Priority to EP09010606.3A priority patent/EP2120147B1/en
Publication of JP2005084953A publication Critical patent/JP2005084953A/ja
Priority to US11/334,511 priority patent/US7143254B2/en
Publication of JP2005084953A5 publication Critical patent/JP2005084953A5/ja
Priority to US11/581,413 priority patent/US7447855B2/en
Priority to US12/246,527 priority patent/US8074036B2/en
Application granted granted Critical
Publication of JP4374953B2 publication Critical patent/JP4374953B2/ja
Priority to US13/285,453 priority patent/US8495319B2/en
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

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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
    • 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
    • G06F11/2058—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 more than 2 mirrored copies
    • 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
    • G06F11/2066—Optimisation of the communication load
    • 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
    • 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
    • G06F11/2002—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 interconnections or communication control functionality are redundant
    • G06F11/2007—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 interconnections or communication control functionality are redundant using redundant communication media
    • G06F11/201—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 interconnections or communication control functionality are redundant using redundant communication media between storage system components
    • 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
    • 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
    • G06F2201/00—Indexing scheme relating to error detection, to error correction, and to monitoring
    • G06F2201/855—Details of asynchronous mirroring using a journal to transfer not-yet-mirrored changes
    • 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

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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)
JP2003316183A 2003-06-27 2003-09-09 データ処理システム Expired - Lifetime JP4374953B2 (ja)

Priority Applications (10)

Application Number Priority Date Filing Date Title
JP2003316183A JP4374953B2 (ja) 2003-09-09 2003-09-09 データ処理システム
US10/784,356 US7130975B2 (en) 2003-06-27 2004-02-23 Data processing system
EP07010949A EP1837769A3 (en) 2003-06-27 2004-04-16 Data mirroring system using journal data
EP04252258A EP1492009A3 (en) 2003-06-27 2004-04-16 Data mirroring system using journal data
EP09010606.3A EP2120147B1 (en) 2003-06-27 2004-04-16 Data mirroring system using journal data
EP04252272A EP1494120A3 (en) 2003-06-27 2004-04-16 Data mirroring system using journal data
US11/334,511 US7143254B2 (en) 2003-09-09 2006-01-19 Remote copy system
US11/581,413 US7447855B2 (en) 2003-09-09 2006-10-17 Data processing method providing remote copy in a system having first, second, and third storage systems
US12/246,527 US8074036B2 (en) 2003-09-09 2008-10-07 Data processing system having first, second and third storage systems that are arranged to be changeable between a first status and a second status in response to a predetermined condition at the first storage system
US13/285,453 US8495319B2 (en) 2003-09-09 2011-10-31 Data processing system providing remote copy in a system having first, second and third storage systems and establishing first, second and third copy pairs

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP2003316183A JP4374953B2 (ja) 2003-09-09 2003-09-09 データ処理システム

Publications (3)

Publication Number Publication Date
JP2005084953A JP2005084953A (ja) 2005-03-31
JP2005084953A5 JP2005084953A5 (enExample) 2006-09-28
JP4374953B2 true JP4374953B2 (ja) 2009-12-02

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JP2003316183A Expired - Lifetime JP4374953B2 (ja) 2003-06-27 2003-09-09 データ処理システム

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US (4) US7143254B2 (enExample)
JP (1) JP4374953B2 (enExample)

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US20120079225A1 (en) 2012-03-29
US20070038824A1 (en) 2007-02-15
US7447855B2 (en) 2008-11-04
US20060117154A1 (en) 2006-06-01
US8495319B2 (en) 2013-07-23
US8074036B2 (en) 2011-12-06
US20090037436A1 (en) 2009-02-05
US7143254B2 (en) 2006-11-28

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