SG11201706762SA - Data stripping, allocation and reconstruction - Google Patents

Data stripping, allocation and reconstruction

Info

Publication number
SG11201706762SA
SG11201706762SA SG11201706762SA SG11201706762SA SG11201706762SA SG 11201706762S A SG11201706762S A SG 11201706762SA SG 11201706762S A SG11201706762S A SG 11201706762SA SG 11201706762S A SG11201706762S A SG 11201706762SA SG 11201706762S A SG11201706762S A SG 11201706762SA
Authority
SG
Singapore
Prior art keywords
reconstruction
allocation
data stripping
stripping
data
Prior art date
Application number
SG11201706762SA
Other languages
English (en)
Inventor
Chao Jin
Shibin Chen
Weiya Xi
Khai Leong Yong
Quanqing Xu
Original Assignee
Agency Science Tech & Res
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 Agency Science Tech & Res filed Critical Agency Science Tech & Res
Publication of SG11201706762SA publication Critical patent/SG11201706762SA/en

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
    • G06F11/2094—Redundant storage or storage space
    • 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
    • G06F11/08—Error detection or correction by redundancy in data representation, e.g. by using checking codes
    • G06F11/10—Adding special bits or symbols to the coded information, e.g. parity check, casting out 9's or 11's
    • G06F11/1076—Parity data used in redundant arrays of independent storages, e.g. in RAID systems
    • G06F11/1088—Reconstruction on already foreseen single or plurality of spare disks
    • 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
    • G06F11/08—Error detection or correction by redundancy in data representation, e.g. by using checking codes
    • G06F11/10—Adding special bits or symbols to the coded information, e.g. parity check, casting out 9's or 11's
    • G06F11/1076—Parity data used in redundant arrays of independent storages, e.g. in RAID systems
    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR COUNTING
    • G06F—ELECTRIC DIGITAL DATA PROCESSING
    • G06F16/00—Information retrieval; Database structures therefor; File system structures therefor
    • 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
    • G06F16/18—File system types
    • G06F16/182—Distributed file 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
    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR COUNTING
    • G06F—ELECTRIC DIGITAL DATA PROCESSING
    • G06F2201/00—Indexing scheme relating to error detection, to error correction, and to monitoring
    • G06F2201/82—Solving problems relating to consistency
    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR COUNTING
    • G06F—ELECTRIC DIGITAL DATA PROCESSING
    • G06F2211/00—Indexing scheme relating to details of data-processing equipment not covered by groups G06F3/00 - G06F13/00
    • G06F2211/10—Indexing scheme relating to G06F11/10
    • G06F2211/1002—Indexing scheme relating to G06F11/1076
    • G06F2211/104—Metadata, i.e. metadata associated with RAID systems with parity

Landscapes

  • Engineering & Computer Science (AREA)
  • Theoretical Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • General Engineering & Computer Science (AREA)
  • General Physics & Mathematics (AREA)
  • Quality & Reliability (AREA)
  • Data Mining & Analysis (AREA)
  • Databases & Information Systems (AREA)
  • Human Computer Interaction (AREA)
  • Techniques For Improving Reliability Of Storages (AREA)
  • Information Retrieval, Db Structures And Fs Structures Therefor (AREA)
  • Detection And Correction Of Errors (AREA)
SG11201706762SA 2015-02-26 2016-02-26 Data stripping, allocation and reconstruction SG11201706762SA (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
SG10201501440T 2015-02-26
PCT/SG2016/050095 WO2016137402A1 (en) 2015-02-26 2016-02-26 Data stripping, allocation and reconstruction

Publications (1)

Publication Number Publication Date
SG11201706762SA true SG11201706762SA (en) 2017-09-28

Family

ID=56788894

Family Applications (1)

Application Number Title Priority Date Filing Date
SG11201706762SA SG11201706762SA (en) 2015-02-26 2016-02-26 Data stripping, allocation and reconstruction

Country Status (6)

Country Link
US (1) US10353787B2 (ja)
EP (1) EP3262500A4 (ja)
JP (1) JP2018508073A (ja)
CN (1) CN107250986A (ja)
SG (1) SG11201706762SA (ja)
WO (1) WO2016137402A1 (ja)

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* Cited by examiner, † Cited by third party
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US10440115B2 (en) * 2015-02-27 2019-10-08 Pure Storage, Inc. Write intent messaging in a dispersed storage network
US11188665B2 (en) 2015-02-27 2021-11-30 Pure Storage, Inc. Using internal sensors to detect adverse interference and take defensive actions
CN106598489A (zh) * 2016-11-28 2017-04-26 深圳市中博睿存科技有限公司 一种基于纠删码存储的文件修改算法优化方法
US11461273B1 (en) * 2016-12-20 2022-10-04 Pure Storage, Inc. Modifying storage distribution in a storage system that includes one or more storage devices
US10255134B2 (en) 2017-01-20 2019-04-09 Samsung Electronics Co., Ltd. Control plane method and apparatus for providing erasure code protection across multiple storage devices
US10795760B2 (en) 2017-03-20 2020-10-06 Samsung Electronics Co., Ltd. Key value SSD
US11275762B2 (en) 2017-03-20 2022-03-15 Samsung Electronics Co., Ltd. System and method for hybrid data reliability for object storage devices
US10901646B2 (en) * 2018-11-30 2021-01-26 International Business Machines Corporation Update of RAID array parity
US11239864B2 (en) * 2019-07-03 2022-02-01 Vast Data Ltd. Techniques for improved erasure coding in distributed storage systems
US10998919B2 (en) * 2019-10-02 2021-05-04 Microsoft Technology Licensing, Llc Coded stream processing
KR20210131058A (ko) * 2020-04-23 2021-11-02 에스케이하이닉스 주식회사 메모리 시스템 내 데이터를 보호하는 장치 및 방법
CN112395263B (zh) * 2020-11-26 2022-08-19 新华三大数据技术有限公司 一种osd的数据恢复方法及装置

Family Cites Families (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH08329021A (ja) * 1995-03-30 1996-12-13 Mitsubishi Electric Corp クライアントサーバシステム
US20020161850A1 (en) * 2001-01-29 2002-10-31 Ulrich Thomas R. Data path accelerator for storage systems
US7386758B2 (en) * 2005-01-13 2008-06-10 Hitachi, Ltd. Method and apparatus for reconstructing data in object-based storage arrays
JP2010512584A (ja) 2006-12-06 2010-04-22 フュージョン マルチシステムズ，インク．（ディービイエイ フュージョン−アイオー） 空データトークン指令を有する要求デバイスからのデータを管理する装置、システムおよび方法
US8751859B2 (en) * 2007-05-10 2014-06-10 International Business Machines Corporation Monitoring lost data in a storage system
US8689042B1 (en) * 2007-08-30 2014-04-01 Virident Systems, Inc. Methods for data redundancy across replaceable non-volatile memory storage devices
US10268374B2 (en) * 2010-02-27 2019-04-23 International Business Machines Corporation Redundant array of independent discs and dispersed storage network system re-director
US10545825B2 (en) * 2016-04-29 2020-01-28 Synamedia Limited Fault-tolerant enterprise object storage system for small objects
US11042299B2 (en) * 2016-06-27 2021-06-22 Quantum Corporation Removable media based object store

Also Published As

Publication number Publication date
US20180246793A1 (en) 2018-08-30
CN107250986A (zh) 2017-10-13
EP3262500A4 (en) 2018-10-03
WO2016137402A1 (en) 2016-09-01
JP2018508073A (ja) 2018-03-22
US10353787B2 (en) 2019-07-16
EP3262500A1 (en) 2018-01-03

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