JP2006048688A - セグメント・レベルの予備化を実現するシステム、方法、およびプログラム - Google Patents

セグメント・レベルの予備化を実現するシステム、方法、およびプログラム Download PDF

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Publication number
JP2006048688A
JP2006048688A JP2005220421A JP2005220421A JP2006048688A JP 2006048688 A JP2006048688 A JP 2006048688A JP 2005220421 A JP2005220421 A JP 2005220421A JP 2005220421 A JP2005220421 A JP 2005220421A JP 2006048688 A JP2006048688 A JP 2006048688A
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Prior art keywords
memory
bus
segment
bits
upstream
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Pending
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JP2005220421A
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Japanese (ja)
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JP2006048688A5 (enExample
Inventor
Timothy J Dell
ティモシー・ジェイ・デル
Frank D Ferraiolo
フランク・ディー・フェライオロ
Kevin C Gower
ケビン・シー・ガウアー
Kevin W Kark
ケビン・ダブリュー・カーク
W Kellogg Mark
マーク・ダブリュー・ケロッグ
Warren E Maule
ウォーレン・イー・モール
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International Business Machines Corp
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International Business Machines Corp
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Publication of JP2006048688A publication Critical patent/JP2006048688A/ja
Publication of JP2006048688A5 publication Critical patent/JP2006048688A5/ja
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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
    • G06F11/2002—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 interconnections or communication control functionality are redundant
    • G06F11/2007—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 interconnections or communication control functionality are redundant using redundant communication media
    • G06F11/201—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 interconnections or communication control functionality are redundant using redundant communication media between storage system components
    • G—PHYSICS
    • G06—COMPUTING OR CALCULATING; COUNTING
    • G06F—ELECTRIC DIGITAL DATA PROCESSING
    • G06F12/00—Accessing, addressing or allocating within memory systems or architectures
    • 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
    • G06F11/1008—Adding special bits or symbols to the coded information, e.g. parity check, casting out 9's or 11's in individual solid state devices
    • G06F11/1012—Adding special bits or symbols to the coded information, e.g. parity check, casting out 9's or 11's in individual solid state devices using codes or arrangements adapted for a specific type of error
    • G06F11/104—Adding special bits or symbols to the coded information, e.g. parity check, casting out 9's or 11's in individual solid state devices using codes or arrangements adapted for a specific type of error using arithmetic codes, i.e. codes which are preserved during operation, e.g. modulo 9 or 11 check

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  • Engineering & Computer Science (AREA)
  • Theoretical Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • General Engineering & Computer Science (AREA)
  • General Physics & Mathematics (AREA)
  • Quality & Reliability (AREA)
  • Techniques For Improving Reliability Of Storages (AREA)
  • For Increasing The Reliability Of Semiconductor Memories (AREA)
  • Memory System Of A Hierarchy Structure (AREA)
JP2005220421A 2004-07-30 2005-07-29 セグメント・レベルの予備化を実現するシステム、方法、およびプログラム Pending JP2006048688A (ja)

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Application Number Priority Date Filing Date Title
US10/903,188 US7539800B2 (en) 2004-07-30 2004-07-30 System, method and storage medium for providing segment level sparing

Publications (2)

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JP2006048688A true JP2006048688A (ja) 2006-02-16
JP2006048688A5 JP2006048688A5 (enExample) 2008-07-10

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Country Status (4)

Country Link
US (1) US7539800B2 (enExample)
EP (1) EP1622020B1 (enExample)
JP (1) JP2006048688A (enExample)
KR (1) KR100843538B1 (enExample)

Cited By (2)

* Cited by examiner, † Cited by third party
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JP2012527661A (ja) * 2009-05-22 2012-11-08 モサイド・テクノロジーズ・インコーポレーテッド 設定可能モジュールおよびメモリサブシステム
JP2021510897A (ja) * 2018-01-19 2021-04-30 インターナショナル・ビジネス・マシーンズ・コーポレーションＩｎｔｅｒｎａｔｉｏｎａｌ Ｂｕｓｉｎｅｓｓ Ｍａｃｈｉｎｅｓ Ｃｏｒｐｏｒａｔｉｏｎ メモリ・システム内のビットの効率的かつ選択的スペアリング

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