GB2493832B - Index handling method and apparatus for a data de-duplication system - Google Patents

Index handling method and apparatus for a data de-duplication system Download PDF

Info

Publication number
GB2493832B
GB2493832B GB1214289.9A GB201214289A GB2493832B GB 2493832 B GB2493832 B GB 2493832B GB 201214289 A GB201214289 A GB 201214289A GB 2493832 B GB2493832 B GB 2493832B
Authority
GB
United Kingdom
Prior art keywords
data
handling method
duplication system
index handling
index
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.)
Active
Application number
GB1214289.9A
Other versions
GB201214289D0 (en
GB2493832A (en
Inventor
Moorhead Paul
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.)
REPLIFY Ltd
Original Assignee
REPLIFY 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 REPLIFY Ltd filed Critical REPLIFY Ltd
Publication of GB201214289D0 publication Critical patent/GB201214289D0/en
Publication of GB2493832A publication Critical patent/GB2493832A/en
Application granted granted Critical
Publication of GB2493832B publication Critical patent/GB2493832B/en
Active legal-status Critical Current
Anticipated expiration legal-status Critical

Links

Classifications

    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR COUNTING
    • G06F—ELECTRIC DIGITAL DATA PROCESSING
    • G06F16/00—Information retrieval; Database structures therefor; File system structures therefor
    • G06F16/10—File systems; File servers
    • G06F16/13—File access structures, e.g. distributed indices
    • G06F16/137—Hash-based
    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR COUNTING
    • G06F—ELECTRIC DIGITAL DATA PROCESSING
    • G06F16/00—Information retrieval; Database structures therefor; File system structures therefor
    • G06F16/10—File systems; File servers
    • G06F16/17—Details of further file system functions
    • G06F16/174—Redundancy elimination performed by the file system
    • G06F16/1748—De-duplication implemented within the file system, e.g. based on file segments
    • G06F16/1752—De-duplication implemented within the file system, e.g. based on file segments based on file chunks
    • 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
    • G06F3/0608—Saving storage space on storage systems
    • 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
    • G06F3/0638—Organizing or formatting or addressing of data
    • G06F3/064—Management of blocks
    • G06F3/0641—De-duplication techniques
    • 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
    • G06F3/0671—In-line storage system
    • G06F3/0673—Single storage device
    • 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
    • G06F11/1453—Management of the data involved in backup or backup restore using de-duplication of the data
GB1214289.9A 2011-08-10 2012-08-10 Index handling method and apparatus for a data de-duplication system Active GB2493832B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GBGB1113720.5A GB201113720D0 (en) 2011-08-10 2011-08-10 Index handling method and apparatus for a data de-duplication system

Publications (3)

Publication Number Publication Date
GB201214289D0 GB201214289D0 (en) 2012-09-26
GB2493832A GB2493832A (en) 2013-02-20
GB2493832B true GB2493832B (en) 2020-01-29

Family

ID=44735663

Family Applications (2)

Application Number Title Priority Date Filing Date
GBGB1113720.5A Ceased GB201113720D0 (en) 2011-08-10 2011-08-10 Index handling method and apparatus for a data de-duplication system
GB1214289.9A Active GB2493832B (en) 2011-08-10 2012-08-10 Index handling method and apparatus for a data de-duplication system

Family Applications Before (1)

Application Number Title Priority Date Filing Date
GBGB1113720.5A Ceased GB201113720D0 (en) 2011-08-10 2011-08-10 Index handling method and apparatus for a data de-duplication system

Country Status (1)

Country Link
GB (2) GB201113720D0 (en)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN103246730B (en) * 2013-05-08 2016-08-10 网易（杭州）网络有限公司 File memory method and equipment, document sending method and equipment
US20220245112A1 (en) * 2021-02-02 2022-08-04 Maxlinear, Inc. Hashing a data set with multiple hash engines

Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20100094817A1 (en) * 2008-10-14 2010-04-15 Israel Zvi Ben-Shaul Storage-network de-duplication
US7720892B1 (en) * 2006-06-30 2010-05-18 Emc Corporation Bulk updates and tape synchronization

Patent Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US7720892B1 (en) * 2006-06-30 2010-05-18 Emc Corporation Bulk updates and tape synchronization
US20100094817A1 (en) * 2008-10-14 2010-04-15 Israel Zvi Ben-Shaul Storage-network de-duplication

Also Published As

Publication number Publication date
GB201113720D0 (en) 2011-09-21
GB201214289D0 (en) 2012-09-26
GB2493832A (en) 2013-02-20

Similar Documents

Publication Publication Date Title
EP2715550A4 (en) Apparatus and methods for providing data integrity
PL3119143T3 (en) Method and apparatus for handling a cell change
EP2715549A4 (en) Apparatus and methods for providing data integrity
GB201103737D0 (en) Method and apparatus for transferring data
HK1172410A1 (en) Method and system for pushing recommendation data
EP2907312A4 (en) Method and apparatus for media data delivery control
EP2810171A4 (en) Systems and methods for data chunk deduplication
EP2737406A4 (en) A system and method for identifying fault prone computer code files
EP2680213A4 (en) Cash handling system, cash calculator, cash in-out device, and cash handling method
GB201214116D0 (en) Method and system for data transfer optimisation
GB201504275D0 (en) System and method for matching data using probabilistic modeling techniques
EP2756720A4 (en) Method and apparatus for providing information based on a location
EP2717537A4 (en) Media data control method and apparatus
GB201217372D0 (en) A system and method for annotating images by propagating information
PL2700234T3 (en) Method and device for lossy compress-encoding data
EP2699997A4 (en) Method and apparatus for providing a multi-dimensional data interface
EP2842041A4 (en) Data processing system and method for operating a data processing system
EP2878138B8 (en) Apparatus and method for providing a loudspeaker-enclosure-microphone system description
GB201119062D0 (en) Method and database system for manipulating data
HK1177353A1 (en) A method, device and system for processing data
HK1181153A1 (en) Method and device for data disaster-tolerant processing
HK1178350A1 (en) Method and system for de-duplicating a multi-dimensional data
HK1163852A1 (en) A method and system for replicating data
GB2510747B (en) Tape drive data alteration detection method and file system
PT3258664T (en) Media data processing method and apparatus