DE69710578T2 - Verfahren zum unabhängigen und gleichzeitigen zugriff auf eine gemeinsame datensammlung - Google Patents

Verfahren zum unabhängigen und gleichzeitigen zugriff auf eine gemeinsame datensammlung

Info

Publication number
DE69710578T2
DE69710578T2 DE69710578T DE69710578T DE69710578T2 DE 69710578 T2 DE69710578 T2 DE 69710578T2 DE 69710578 T DE69710578 T DE 69710578T DE 69710578 T DE69710578 T DE 69710578T DE 69710578 T2 DE69710578 T2 DE 69710578T2
Authority
DE
Germany
Prior art keywords
independent
data collection
common data
simultaneous access
simultaneous
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
DE69710578T
Other languages
English (en)
Other versions
DE69710578D1 (de
Inventor
Yuval Ofek
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.)
EMC Corp
Original Assignee
EMC Corp
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
Family has litigation
First worldwide family litigation filed litigation Critical https://patents.darts-ip.com/?family=27097098&utm_source=google_patent&utm_medium=platform_link&utm_campaign=public_patent_search&patent=DE69710578(T2) "Global patent litigation dataset” by Darts-ip is licensed under a Creative Commons Attribution 4.0 International License.
Priority claimed from US08/656,035 external-priority patent/US6092066A/en
Application filed by EMC Corp filed Critical EMC Corp
Publication of DE69710578D1 publication Critical patent/DE69710578D1/de
Application granted granted Critical
Publication of DE69710578T2 publication Critical patent/DE69710578T2/de
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR 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; CALCULATING OR 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
    • G06F11/14—Error detection or correction of the data by redundancy in operation
    • G06F11/1402—Saving, restoring, recovering or retrying
    • G06F11/1446—Point-in-time backing up or restoration of persistent data
    • G06F11/1448—Management of the data involved in backup or backup restore
    • G06F11/1451—Management of the data involved in backup or backup restore by selection of backup contents
    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR 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; CALCULATING OR 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
    • 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
DE69710578T 1996-05-31 1997-05-29 Verfahren zum unabhängigen und gleichzeitigen zugriff auf eine gemeinsame datensammlung Expired - Lifetime DE69710578T2 (de)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
US08/656,035 US6092066A (en) 1996-05-31 1996-05-31 Method and apparatus for independent operation of a remote data facility
US08/842,953 US6101497A (en) 1996-05-31 1997-04-25 Method and apparatus for independent and simultaneous access to a common data set
PCT/US1997/009419 WO1997045790A1 (en) 1996-05-31 1997-05-29 Method and apparatus for independent and simultaneous access to a common data set

Publications (2)

Publication Number Publication Date
DE69710578D1 DE69710578D1 (de) 2002-03-28
DE69710578T2 true DE69710578T2 (de) 2002-10-17

Family

ID=27097098

Family Applications (1)

Application Number Title Priority Date Filing Date
DE69710578T Expired - Lifetime DE69710578T2 (de) 1996-05-31 1997-05-29 Verfahren zum unabhängigen und gleichzeitigen zugriff auf eine gemeinsame datensammlung

Country Status (6)

Country Link
US (3) US6101497A (de)
EP (1) EP0902923B1 (de)
JP (1) JP2001518210A (de)
AU (1) AU3224897A (de)
DE (1) DE69710578T2 (de)
WO (1) WO1997045790A1 (de)

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* Cited by examiner, † Cited by third party
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US6442551B1 (en) 2002-08-27
JP2001518210A (ja) 2001-10-09
US6654752B2 (en) 2003-11-25
US20030069889A1 (en) 2003-04-10
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