DE69831455D1 - Datenaktualisierungsverfahren für ein Plattenspeichersteuergerät - Google Patents

Datenaktualisierungsverfahren für ein Plattenspeichersteuergerät

Info

Publication number
DE69831455D1
DE69831455D1 DE69831455T DE69831455T DE69831455D1 DE 69831455 D1 DE69831455 D1 DE 69831455D1 DE 69831455 T DE69831455 T DE 69831455T DE 69831455 T DE69831455 T DE 69831455T DE 69831455 D1 DE69831455 D1 DE 69831455D1
Authority
DE
Germany
Prior art keywords
disk storage
storage controller
data update
update method
data
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.)
Expired - Fee Related
Application number
DE69831455T
Other languages
English (en)
Other versions
DE69831455T2 (de
Inventor
Kazunori Sekido
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.)
Toshiba Corp
Original Assignee
Toshiba 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 Toshiba Corp filed Critical Toshiba Corp
Application granted granted Critical
Publication of DE69831455D1 publication Critical patent/DE69831455D1/de
Publication of DE69831455T2 publication Critical patent/DE69831455T2/de
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

Links

Classifications

    • 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
    • G06F3/0604—Improving or facilitating administration, e.g. storage management
    • G06F3/0607—Improving or facilitating administration, e.g. storage management by facilitating the process of upgrading existing storage systems, e.g. for improving compatibility between host and 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
    • G06F11/08—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
    • 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
    • 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
    • G06F3/0683—Plurality of storage devices
    • G06F3/0689—Disk arrays, e.g. RAID, JBOD
    • 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
    • G06F2211/1028—Distributed, i.e. distributed RAID systems with parity
    • 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
    • G06F3/0655—Vertical data movement, i.e. input-output transfer; data movement between one or more hosts and one or more storage devices
    • G06F3/0656—Data buffering arrangements
DE69831455T 1997-08-08 1998-07-09 Datenaktualisierungsverfahren für ein Plattenspeichersteuergerät Expired - Fee Related DE69831455T2 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP9214656A JPH1153235A (ja) 1997-08-08 1997-08-08 ディスク記憶装置のデータ更新方法、ならびにディスク記憶制御システム

Publications (2)

Publication Number Publication Date
DE69831455D1 true DE69831455D1 (de) 2005-10-13
DE69831455T2 DE69831455T2 (de) 2006-06-14

Family

ID=16659392

Family Applications (1)

Application Number Title Priority Date Filing Date
DE69831455T Expired - Fee Related DE69831455T2 (de) 1997-08-08 1998-07-09 Datenaktualisierungsverfahren für ein Plattenspeichersteuergerät

Country Status (6)

Country Link
US (1) US6219752B1 (de)
EP (1) EP0898228B1 (de)
JP (1) JPH1153235A (de)
KR (1) KR100310896B1 (de)
CN (2) CN1194298C (de)
DE (1) DE69831455T2 (de)

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JP3579389B2 (ja) * 2001-11-30 2004-10-20 株式会社東芝 ディスクアレイ装置及び同装置におけるデータ復旧方法
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JP3702231B2 (ja) * 2002-01-31 2005-10-05 株式会社東芝 ディスクアレイ装置及び同装置における動的記憶容量拡張方法
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Also Published As

Publication number Publication date
KR19990023182A (ko) 1999-03-25
DE69831455T2 (de) 2006-06-14
KR100310896B1 (ko) 2001-11-15
CN1208891A (zh) 1999-02-24
US6219752B1 (en) 2001-04-17
EP0898228A3 (de) 2004-01-21
EP0898228B1 (de) 2005-09-07
CN1174318C (zh) 2004-11-03
JPH1153235A (ja) 1999-02-26
CN1194298C (zh) 2005-03-23
EP0898228A2 (de) 1999-02-24
CN1347031A (zh) 2002-05-01

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