DE602005009577D1 - Verfahren und system zur syndromerstellung und datenwiederherstellung - Google Patents

Verfahren und system zur syndromerstellung und datenwiederherstellung

Info

Publication number
DE602005009577D1
DE602005009577D1 DE602005009577T DE602005009577T DE602005009577D1 DE 602005009577 D1 DE602005009577 D1 DE 602005009577D1 DE 602005009577 T DE602005009577 T DE 602005009577T DE 602005009577 T DE602005009577 T DE 602005009577T DE 602005009577 D1 DE602005009577 D1 DE 602005009577D1
Authority
DE
Germany
Prior art keywords
parity
data recovery
generate
syndrome
manufacture
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
DE602005009577T
Other languages
English (en)
Inventor
Samantha Edirisooriya
Gregory Tse
Mark Schmisseur
Robert Sheffield
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.)
Intel Corp
Original Assignee
Intel 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
Application filed by Intel Corp filed Critical Intel Corp
Publication of DE602005009577D1 publication Critical patent/DE602005009577D1/de
Active legal-status Critical Current
Anticipated expiration legal-status Critical

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
    • G06F11/08—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
    • 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
    • G06F2211/1004—Adaptive RAID, i.e. RAID system adapts to changing circumstances, e.g. RAID1 becomes RAID5 as disks fill up
    • 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
    • G06F2211/1057—Parity-multiple bits-RAID6, i.e. RAID 6 implementations

Landscapes

  • Engineering & Computer Science (AREA)
  • Theoretical Computer Science (AREA)
  • Quality & Reliability (AREA)
  • Physics & Mathematics (AREA)
  • General Engineering & Computer Science (AREA)
  • General Physics & Mathematics (AREA)
  • Detection And Correction Of Errors (AREA)
  • Techniques For Improving Reliability Of Storages (AREA)
  • Error Detection And Correction (AREA)
  • Hardware Redundancy (AREA)
DE602005009577T 2004-12-23 2005-12-21 Verfahren und system zur syndromerstellung und datenwiederherstellung Active DE602005009577D1 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US11/021,708 US7343546B2 (en) 2004-12-23 2004-12-23 Method and system for syndrome generation and data recovery
PCT/US2005/046996 WO2006071837A2 (en) 2004-12-23 2005-12-21 Method and system for syndrome generation and data recovery

Publications (1)

Publication Number Publication Date
DE602005009577D1 true DE602005009577D1 (de) 2008-10-16

Family

ID=36282817

Family Applications (1)

Application Number Title Priority Date Filing Date
DE602005009577T Active DE602005009577D1 (de) 2004-12-23 2005-12-21 Verfahren und system zur syndromerstellung und datenwiederherstellung

Country Status (8)

Country Link
US (2) US7343546B2 (de)
EP (1) EP1828899B1 (de)
JP (1) JP4664988B2 (de)
CN (1) CN101084486B (de)
AT (1) ATE407395T1 (de)
DE (1) DE602005009577D1 (de)
TW (1) TWI322348B (de)
WO (1) WO2006071837A2 (de)

Families Citing this family (18)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US7343546B2 (en) 2004-12-23 2008-03-11 Intel Corporation Method and system for syndrome generation and data recovery
KR100652399B1 (ko) * 2005-02-02 2006-12-01 삼성전자주식회사 하드디스크 드라이브의 디펙트 처리 방법, 이에 적합한하드디스크 드라이브 및 기록 매체
TWI285313B (en) * 2005-06-22 2007-08-11 Accusys Inc XOR circuit, RAID device capable of recover a plurality of failures and method thereof
US7738657B2 (en) 2006-08-31 2010-06-15 Intel Corporation System and method for multi-precision division
US7607068B2 (en) 2006-08-31 2009-10-20 Intel Corporation Apparatus and method for generating a Galois-field syndrome
US8145941B2 (en) 2006-10-31 2012-03-27 Hewlett-Packard Development Company, L.P. Detection and correction of block-level data corruption in fault-tolerant data-storage systems
US7664915B2 (en) * 2006-12-19 2010-02-16 Intel Corporation High performance raid-6 system architecture with pattern matching
US7797612B2 (en) * 2006-12-29 2010-09-14 Intel Corporation Storage accelerator
JP4905161B2 (ja) * 2007-01-31 2012-03-28 富士通株式会社 Ｒａｉｄ装置及びガロア体を用いたデータ復元装置
US8261124B2 (en) * 2007-12-21 2012-09-04 Spansion Llc System and method for optimized error correction in flash memory arrays
US8150031B2 (en) * 2008-12-19 2012-04-03 Intel Corporation Method and apparatus to perform redundant array of independent disks (RAID) operations
US8239625B2 (en) * 2010-01-24 2012-08-07 Freescale Semiconductor, Inc. Parity generator for redundant array of independent discs type memory
RU2448361C2 (ru) * 2010-07-01 2012-04-20 Андрей Рюрикович Федоров Способ восстановления записей в запоминающем устройстве, система для его осуществления и машиночитаемый носитель
US9037564B2 (en) 2011-04-29 2015-05-19 Stephen Lesavich Method and system for electronic content storage and retrieval with galois fields on cloud computing networks
US9361479B2 (en) 2011-04-29 2016-06-07 Stephen Lesavich Method and system for electronic content storage and retrieval using Galois fields and geometric shapes on cloud computing networks
US9137250B2 (en) 2011-04-29 2015-09-15 Stephen Lesavich Method and system for electronic content storage and retrieval using galois fields and information entropy on cloud computing networks
US9569771B2 (en) 2011-04-29 2017-02-14 Stephen Lesavich Method and system for storage and retrieval of blockchain blocks using galois fields
CN103034559B (zh) * 2012-12-18 2016-06-08 无锡众志和达数据计算股份有限公司 基于rdma架构设计的pq检验模块及检验方法

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JPS62253228A (ja) * 1986-04-25 1987-11-05 Ricoh Co Ltd パリテイあるいはシンドロ−ム生成回路
US5148432A (en) * 1988-11-14 1992-09-15 Array Technology Corporation Arrayed disk drive system and method
US5099484A (en) 1989-06-09 1992-03-24 Digital Equipment Corporation Multiple bit error detection and correction system employing a modified Reed-Solomon code incorporating address parity and catastrophic failure detection
US5140592A (en) * 1990-03-02 1992-08-18 Sf2 Corporation Disk array system
US5226043A (en) * 1990-12-27 1993-07-06 Raytheon Company Apparatus and method for data error detection and correction and address error detection in a memory system
US5271012A (en) 1991-02-11 1993-12-14 International Business Machines Corporation Method and means for encoding and rebuilding data contents of up to two unavailable DASDs in an array of DASDs
US5579475A (en) 1991-02-11 1996-11-26 International Business Machines Corporation Method and means for encoding and rebuilding the data contents of up to two unavailable DASDS in a DASD array using simple non-recursive diagonal and row parity
US5499253A (en) 1994-01-05 1996-03-12 Digital Equipment Corporation System and method for calculating RAID 6 check codes
US5522032A (en) * 1994-05-05 1996-05-28 International Business Machines Corporation Raid level 5 with free blocks parity cache
US6041431A (en) * 1997-09-19 2000-03-21 Adapter, Inc. Method and apparatus for performing error correction code operations
JPH11168392A (ja) * 1997-12-04 1999-06-22 Toshiba Corp データ誤り訂正装置及びデータ誤り訂正方法
US6247157B1 (en) 1998-05-13 2001-06-12 Intel Corporation Method of encoding data signals for storage
US6567891B2 (en) * 2001-03-14 2003-05-20 Hewlett-Packard Development Company, L.P. Methods and arrangements for improved stripe-based processing
JP3954803B2 (ja) * 2001-03-22 2007-08-08 三洋電機株式会社 エラー訂正装置
US6993701B2 (en) * 2001-12-28 2006-01-31 Network Appliance, Inc. Row-diagonal parity technique for enabling efficient recovery from double failures in a storage array
US7698625B2 (en) * 2003-08-26 2010-04-13 Adaptec, Inc. System for improving parity generation and rebuild performance
JP4288486B2 (ja) * 2003-11-17 2009-07-01 日本電気株式会社 ディスクアレイ装置，ｒａｉｄ用パリティデータ生成回路およびガロア体乗算回路
US7290199B2 (en) * 2004-11-19 2007-10-30 International Business Machines Corporation Method and system for improved buffer utilization for disk array parity updates
US7343546B2 (en) 2004-12-23 2008-03-11 Intel Corporation Method and system for syndrome generation and data recovery

Also Published As

Publication number Publication date
TW200634744A (en) 2006-10-01
US7343546B2 (en) 2008-03-11
US8156406B2 (en) 2012-04-10
JP4664988B2 (ja) 2011-04-06
US20080126907A1 (en) 2008-05-29
EP1828899A2 (de) 2007-09-05
ATE407395T1 (de) 2008-09-15
EP1828899B1 (de) 2008-09-03
JP2008525898A (ja) 2008-07-17
WO2006071837A3 (en) 2006-12-28
TWI322348B (en) 2010-03-21
WO2006071837A2 (en) 2006-07-06
CN101084486A (zh) 2007-12-05
US20060156211A1 (en) 2006-07-13
CN101084486B (zh) 2010-12-29

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Legal Events

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