JP5167243B2 - 拡張性及び耐障害性を有する記憶システムのための記憶領域割当て及び消去符号化技法 - Google Patents

拡張性及び耐障害性を有する記憶システムのための記憶領域割当て及び消去符号化技法 Download PDF

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Publication number
JP5167243B2
JP5167243B2 JP2009504455A JP2009504455A JP5167243B2 JP 5167243 B2 JP5167243 B2 JP 5167243B2 JP 2009504455 A JP2009504455 A JP 2009504455A JP 2009504455 A JP2009504455 A JP 2009504455A JP 5167243 B2 JP5167243 B2 JP 5167243B2
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storage
components
storage device
available capacity
data
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Japanese (ja)
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JP2009532812A5 (enExample
JP2009532812A (ja
Inventor
エイチ． マーゴラス、ノーマン
コバーン、ジョナサン
ジャスケイヴィッチ、トーマス
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Permabit Technology Corp
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Permabit Technology Corp
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    • G—PHYSICS
    • G06—COMPUTING OR CALCULATING; 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 OR CALCULATING; 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
    • G06F11/1096—Parity calculation or recalculation after configuration or reconfiguration of the system
    • G—PHYSICS
    • G06—COMPUTING OR CALCULATING; 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
    • G06F11/1658—Data re-synchronization of a redundant component, or initial sync of replacement, additional or spare unit
    • G06F11/1662—Data re-synchronization of a redundant component, or initial sync of replacement, additional or spare unit the resynchronized component or unit being a persistent storage device
    • G—PHYSICS
    • G06—COMPUTING OR CALCULATING; 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
    • G06F2211/1023—Different size disks, i.e. non uniform size of disks in RAID systems with parity
    • G—PHYSICS
    • G06—COMPUTING OR CALCULATING; 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
    • G06F2211/1028—Distributed, i.e. distributed RAID systems with parity
    • G—PHYSICS
    • G06—COMPUTING OR CALCULATING; 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

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  • Engineering & Computer Science (AREA)
  • Theoretical Computer Science (AREA)
  • Quality & Reliability (AREA)
  • Physics & Mathematics (AREA)
  • General Engineering & Computer Science (AREA)
  • General Physics & Mathematics (AREA)
  • Information Retrieval, Db Structures And Fs Structures Therefor (AREA)
  • Hardware Redundancy (AREA)
JP2009504455A 2006-04-04 2007-04-04 拡張性及び耐障害性を有する記憶システムのための記憶領域割当て及び消去符号化技法 Expired - Fee Related JP5167243B2 (ja)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
US78901606P 2006-04-04 2006-04-04
US60/789,016 2006-04-04
PCT/US2007/065989 WO2007115317A2 (en) 2006-04-04 2007-04-04 Storage assignment and erasure coding technique for scalable and fault tolerant storage system

Publications (3)

Publication Number Publication Date
JP2009532812A JP2009532812A (ja) 2009-09-10
JP2009532812A5 JP2009532812A5 (enExample) 2010-05-20
JP5167243B2 true JP5167243B2 (ja) 2013-03-21

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JP2009504455A Expired - Fee Related JP5167243B2 (ja) 2006-04-04 2007-04-04 拡張性及び耐障害性を有する記憶システムのための記憶領域割当て及び消去符号化技法

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US (2) US8364891B2 (enExample)
EP (1) EP2158542B1 (enExample)
JP (1) JP5167243B2 (enExample)
WO (1) WO2007115317A2 (enExample)

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Publication number Publication date
US20070245082A1 (en) 2007-10-18
WO2007115317A3 (en) 2008-11-20
EP2158542B1 (en) 2019-06-05
US8364891B2 (en) 2013-01-29
WO2007115317A2 (en) 2007-10-11
EP2158542A4 (en) 2012-10-10
US20070245083A1 (en) 2007-10-18
EP2158542A2 (en) 2010-03-03
US7979771B2 (en) 2011-07-12
JP2009532812A (ja) 2009-09-10

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