DK2996025T3 - Datamigrationsredskab med mellemliggende inkrementelle kopier - Google Patents

Datamigrationsredskab med mellemliggende inkrementelle kopier Download PDF

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Publication number
DK2996025T3
DK2996025T3 DK14184344.1T DK14184344T DK2996025T3 DK 2996025 T3 DK2996025 T3 DK 2996025T3 DK 14184344 T DK14184344 T DK 14184344T DK 2996025 T3 DK2996025 T3 DK 2996025T3
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DK
Denmark
Prior art keywords
data
copy
incremental
storage system
copies
Prior art date
Application number
DK14184344.1T
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English (en)
Inventor
Ives Aerts
Kim Marivoet
Original Assignee
Datadobi Cvba
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Publication of DK2996025T3 publication Critical patent/DK2996025T3/da

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Classifications

    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR COUNTING
    • G06F—ELECTRIC DIGITAL DATA PROCESSING
    • G06F3/00—Input arrangements for transferring data to be processed into a form capable of being handled by the computer; Output arrangements for transferring data from processing unit to output unit, e.g. interface arrangements
    • G06F3/06—Digital input from, or digital output to, record carriers, e.g. RAID, emulated record carriers or networked record carriers
    • G06F3/0601—Interfaces specially adapted for storage systems
    • G06F3/0628—Interfaces specially adapted for storage systems making use of a particular technique
    • G06F3/0646—Horizontal data movement in storage systems, i.e. moving data in between storage devices or systems
    • G06F3/0647—Migration mechanisms
    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR COUNTING
    • G06F—ELECTRIC DIGITAL DATA PROCESSING
    • G06F3/00—Input arrangements for transferring data to be processed into a form capable of being handled by the computer; Output arrangements for transferring data from processing unit to output unit, e.g. interface arrangements
    • G06F3/06—Digital input from, or digital output to, record carriers, e.g. RAID, emulated record carriers or networked record carriers
    • G06F3/0601—Interfaces specially adapted for storage systems
    • G06F3/0602—Interfaces specially adapted for storage systems specifically adapted to achieve a particular effect
    • G06F3/061—Improving I/O performance
    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR COUNTING
    • G06F—ELECTRIC DIGITAL DATA PROCESSING
    • G06F3/00—Input arrangements for transferring data to be processed into a form capable of being handled by the computer; Output arrangements for transferring data from processing unit to output unit, e.g. interface arrangements
    • G06F3/06—Digital input from, or digital output to, record carriers, e.g. RAID, emulated record carriers or networked record carriers
    • G06F3/0601—Interfaces specially adapted for storage systems
    • G06F3/0602—Interfaces specially adapted for storage systems specifically adapted to achieve a particular effect
    • G06F3/0614—Improving the reliability of storage systems
    • G06F3/0617—Improving the reliability of storage systems in relation to availability
    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR COUNTING
    • G06F—ELECTRIC DIGITAL DATA PROCESSING
    • G06F3/00—Input arrangements for transferring data to be processed into a form capable of being handled by the computer; Output arrangements for transferring data from processing unit to output unit, e.g. interface arrangements
    • G06F3/06—Digital input from, or digital output to, record carriers, e.g. RAID, emulated record carriers or networked record carriers
    • G06F3/0601—Interfaces specially adapted for storage systems
    • G06F3/0668—Interfaces specially adapted for storage systems adopting a particular infrastructure
    • G06F3/067—Distributed or networked storage systems, e.g. storage area networks [SAN], network attached storage [NAS]

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  • Engineering & Computer Science (AREA)
  • Theoretical Computer Science (AREA)
  • Human Computer Interaction (AREA)
  • Physics & Mathematics (AREA)
  • General Engineering & Computer Science (AREA)
  • General Physics & Mathematics (AREA)
  • Information Retrieval, Db Structures And Fs Structures Therefor (AREA)

Claims (14)

  1. PATENTRKAV
    1. Computerimplementeret fremgangsmade til datamigration fra et kildelagringssystem 200 til et destinationslagringssystem 220, hvilken fremgangsmade omfatter fplgende trin: udfprelse (431, 531) af en initial kopi (101, 301); og efterfplgende udfprelse (432, 532, 535) af én eller Here inkrementelle kopier (102-106, 108-110, 302-306); og derefter cftcrfolgcndc udfprelse (437, 537) af en endelig inkrementel overfpringskopi (111, 311); kendetegnet ved, at udfprelsen af én eller fiere inkrementelle kopier (102-110) endvidere omfatter udelukkelse (752) fra en tilsvarende af den ene eller fiere inkrementelle kopier af forste datadele af de data, der sandsynligvis aendres, lor udforclscn af en endelig inkrementel overfpringskopi (111, 311).
  2. 2. Fremgangsmade ifplge krav 1, hvor udfprelsen (431, 531) af en initial kopi (101, 301) endvidere omfatter udelukkelse (752) af anden datadele af data fra den initiale kopi, der sandsynligvis vil aendres fpr udfprelsen (437, 537) af den endelige inkrementelle overfpringskopi (111, 311).
  3. 3. Fremgangsmade ifplge krav 1 eller 2, hvor den endelige inkrementelle overfpringskopi (111, 311) udfpres, nar (536) en overfpringsstprrelse af den ene eller fiere inkrementelle kopier har naet en stabil tilstand (121, 321).
  4. 4. Fremgangsmade ifplge et hvilket som helst af de foregaende krav, hvor udelukkende af fprste og/eller anden data omfatter: hentning (641) af metadata forbundet med datadele af data pa datalagringssystemet; hvor metadataene indikerer en sandsynlighed for, at en tilsvarende datadel vil blive aendret inden den endelige inkrementelle overfpringskopi; udvaelgelse af fprste og/eller anden datadele baseret pa metadataene.
  5. 5. Fremgangsmade ifplge krav 4, hvor metadataene omfatter en filtype af en tilsvarende datadel; og hvor udvaelgelsen af fprste og/eller anden datadele omfatter udvaelgelse af datadele af en forhandsbestemt filtype.
  6. 6. Fremgangsmade ifplge krav 4 eller 5, hvor metadataene omfatter en aendringshistorik for en tilsvarende datadel; og hvor udvaelgelsen af fprste og/eller anden datadele omfatter udvaelgelse af datadele, der blev aendret efter et forudbestemt tidsrum.
  7. 7. Fremgangsmade ifplge et hvilket som helst af de foregaende krav, der endvidere omfatter: udfprelse (534) af en mellemliggende inkrementel kopi (107), hvor ingen datadele udelukkes; og anvendelse (538) af en varighed af den mellemliggende inkrementelle kopi som et estimat for en varighed af den endelige inkrementelle overlpringskopi.
  8. 8. Fremgangsmade ifplge krav 7, hvor udfprelsen af en mellemliggende inkrementel kopi sker pa den samme ugedag, hvor udfprelsen af en endelig inkrementel overlpringskopi er planlagt.
  9. 9. Fremgangsmade ifplge krav 7 eller 8, hvor udfprelsen af en mellemliggende inkrementel kopi sker pa samme tidspunkt af dagen, hvor udf prei sen af en endelig inkrementel ovcrloringskopi er planlagt.
  10. 10. Fremgangsmade ifplge et hvilket som helst af kravene 7 til 9 og krav 3, hvor udfprelsen af en mellemliggende inkrementel kopi (107) udlores, nar (533) en overfpringsstprrelse af den ene eller fiere inkrementelle kopier (102-106) har naet en stabil tilstand (120).
  11. 11. Fremgangsmade if0lge et hvilket som helst af de foregaende krav, hvor udfprelse af en initial kopi og/eller udfprelse af én eller fiere inkrementelle kopier og/eller udfprelse af en endelig inkrementel overfpringskopi og/eller udfprelse af en mellemliggende inkrementel kopi omfatter: scanning (641) af samtlige eller dele af de data, der skal migreres pa kildelagringssystemet, og/eller scanning (642) af samtlige eller dele af dataene pa destinationslagringssystemet, der allerede var kopieret; og efterfplgende oprettelse (643) af en kommandoliste til udfprelsen og efterfplgende udfprelse (644) af kommandolisten.
  12. 12. Computerprogramprodukt, der omfatter computer-eksekverbare instruktioner til udfprelse af fremgangsmaden ifplge et hvilket som helst af kravene 1 til 11, nar programmet kpres pa en computer (800).
  13. 13. Computerlaesbart lagringsmedie (808), der omfatter computerprogramproduktet ifplge krav 12.
  14. 14. Databehandlingssystem, der er programmet til at udfpre fremgangsmaden ifplge et hvilket som helst af kravene 1 til 11.
DK14184344.1T 2014-09-11 2014-09-11 Datamigrationsredskab med mellemliggende inkrementelle kopier DK2996025T3 (da)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
EP14184344.1A EP2996025B1 (en) 2014-09-11 2014-09-11 Data migration tool with intermediate incremental copies

Publications (1)

Publication Number Publication Date
DK2996025T3 true DK2996025T3 (da) 2018-06-18

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DK14184344.1T DK2996025T3 (da) 2014-09-11 2014-09-11 Datamigrationsredskab med mellemliggende inkrementelle kopier

Country Status (6)

Country Link
US (1) US10114579B2 (da)
EP (1) EP2996025B1 (da)
BE (1) BE1022200B1 (da)
CA (1) CA2959647C (da)
DK (1) DK2996025T3 (da)
WO (1) WO2016037777A1 (da)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US10909120B1 (en) * 2016-03-30 2021-02-02 Groupon, Inc. Configurable and incremental database migration framework for heterogeneous databases
US10754073B2 (en) 2016-11-29 2020-08-25 3M Innovative Properties Company Optical stack having reflective polarizer with polymeric layers and specified reflectance and transmittance
US10970310B2 (en) 2018-08-02 2021-04-06 Netapp Inc. Synchronous replication based cutover engine
EP3889753A1 (en) * 2020-03-30 2021-10-06 Datadobi bv Data migration
EP4124938A1 (en) * 2021-07-27 2023-02-01 Datadobi bv Synchronizing file system items having a data and metadata portion between a source storage system and a destination storage system

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6996586B2 (en) * 2003-06-18 2006-02-07 International Business Machines Corporation Method, system, and article for incremental virtual copy of a data block
US7743028B1 (en) * 2005-07-13 2010-06-22 Symantec Corporation Incremental backup of partial volumes
US7873601B1 (en) * 2006-06-29 2011-01-18 Emc Corporation Backup of incremental metadata in block based backup systems
US20120278553A1 (en) 2011-04-28 2012-11-01 Mudhiganti Devender R System and method for migration of data clones
US8990162B1 (en) * 2011-09-30 2015-03-24 Emc Corporation Metadata generation for incremental backup

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Publication number Publication date
CA2959647A1 (en) 2016-03-17
US20170269869A1 (en) 2017-09-21
CA2959647C (en) 2021-02-23
EP2996025A1 (en) 2016-03-16
WO2016037777A1 (en) 2016-03-17
US10114579B2 (en) 2018-10-30
EP2996025B1 (en) 2018-04-25
BE1022200B1 (nl) 2016-02-29

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