JPS5876959A - デイスク制御方式 - Google Patents

デイスク制御方式

Info

Publication number
JPS5876959A
JPS5876959A JP56173989A JP17398981A JPS5876959A JP S5876959 A JPS5876959 A JP S5876959A JP 56173989 A JP56173989 A JP 56173989A JP 17398981 A JP17398981 A JP 17398981A JP S5876959 A JPS5876959 A JP S5876959A
Authority
JP
Japan
Prior art keywords
disk
control
logical volume
disk control
control device
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.)
Granted
Application number
JP56173989A
Other languages
English (en)
Japanese (ja)
Other versions
JPS6360412B2 (cg-RX-API-DMAC7.html
Inventor
Takashi Koike
小池　隆士
Hajime Sugiura
一 杉浦
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.)
Fujitsu Ltd
Original Assignee
Fujitsu Ltd
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 Fujitsu Ltd filed Critical Fujitsu Ltd
Priority to JP56173989A priority Critical patent/JPS5876959A/ja
Priority to US06/437,159 priority patent/US4494215A/en
Priority to DE8282305774T priority patent/DE3275138D1/de
Priority to EP82305774A priority patent/EP0078683B1/en
Publication of JPS5876959A publication Critical patent/JPS5876959A/ja
Publication of JPS6360412B2 publication Critical patent/JPS6360412B2/ja
Granted legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G06—COMPUTING OR CALCULATING; 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
    • 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
    • G06F11/2089—Redundant storage control functionality
    • 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
    • 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
    • G06F3/0673—Single storage device

Landscapes

  • Engineering & Computer Science (AREA)
  • Theoretical Computer Science (AREA)
  • Human Computer Interaction (AREA)
  • Physics & Mathematics (AREA)
  • General Engineering & Computer Science (AREA)
  • General Physics & Mathematics (AREA)
  • Signal Processing For Digital Recording And Reproducing (AREA)
JP56173989A 1981-10-30 1981-10-30 デイスク制御方式 Granted JPS5876959A (ja)

Priority Applications (4)

Application Number Priority Date Filing Date Title
JP56173989A JPS5876959A (ja) 1981-10-30 1981-10-30 デイスク制御方式
US06/437,159 US4494215A (en) 1981-10-30 1982-10-27 Disk system
DE8282305774T DE3275138D1 (en) 1981-10-30 1982-10-29 Data memory systems
EP82305774A EP0078683B1 (en) 1981-10-30 1982-10-29 Data memory systems

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP56173989A JPS5876959A (ja) 1981-10-30 1981-10-30 デイスク制御方式

Publications (2)

Publication Number Publication Date
JPS5876959A true JPS5876959A (ja) 1983-05-10
JPS6360412B2 JPS6360412B2 (cg-RX-API-DMAC7.html) 1988-11-24

Family

ID=15970707

Family Applications (1)

Application Number Title Priority Date Filing Date
JP56173989A Granted JPS5876959A (ja) 1981-10-30 1981-10-30 デイスク制御方式

Country Status (4)

Country Link
US (1) US4494215A (cg-RX-API-DMAC7.html)
EP (1) EP0078683B1 (cg-RX-API-DMAC7.html)
JP (1) JPS5876959A (cg-RX-API-DMAC7.html)
DE (1) DE3275138D1 (cg-RX-API-DMAC7.html)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS60179861A (ja) * 1984-02-27 1985-09-13 Fujitsu Ltd 入出力システムのメモリ診断方式

Families Citing this family (15)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2120819A (en) * 1982-05-21 1983-12-07 Pitney Bowes Inc Disk drive size selector circuit
US4600990A (en) * 1983-05-16 1986-07-15 Data General Corporation Apparatus for suspending a reserve operation in a disk drive
USRE34282E (en) * 1985-08-15 1993-06-15 Hitachi, Ltd. Memory control system
US4803653A (en) * 1986-08-06 1989-02-07 Hitachi, Ltd. Memory control system
JPS6278623A (ja) * 1985-10-02 1987-04-10 Toshiba Corp 磁気デイスク装置
JP2550311B2 (ja) * 1985-11-20 1996-11-06 株式会社日立製作所 磁気デイスクの多重制御方式
FR2590700B1 (fr) * 1985-11-28 1988-02-05 Copernique Dispositif d'adaptation d'une unite de memoire auxiliaire a au moins un controleur de cette unite et ensemble informatique comportant un tel dispositif
JPH0831241B2 (ja) * 1986-11-10 1996-03-27 日本電気株式会社 周辺制御プロセツサ
US5051887A (en) * 1987-08-25 1991-09-24 International Business Machines Corporation Maintaining duplex-paired storage devices during gap processing using of a dual copy function
US5737632A (en) 1989-12-19 1998-04-07 Hitachi, Ltd. Magnetic disc control apparatus with parallel data transfer between disc control unit and encoder/decoder circuit
JP2752247B2 (ja) * 1990-11-29 1998-05-18 富士通株式会社 情報記憶装置
GB2297636B (en) * 1995-02-02 1999-12-01 Spring Consultants Limited Storing data
US6295587B1 (en) * 1999-09-03 2001-09-25 Emc Corporation Method and apparatus for multiple disk drive access in a multi-processor/multi-disk drive system
JP3747407B2 (ja) * 2001-11-13 2006-02-22 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 ディスクエンクロージャおよびディスクストレージ
JP4715286B2 (ja) * 2004-05-11 2011-07-06 株式会社日立製作所 計算機システムおよび計算機システムの制御方法

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3623022A (en) * 1969-12-29 1971-11-23 Ibm Multiplexing system for interleaving operations of a processing unit
JPS52153714A (en) * 1976-06-16 1977-12-21 Matsushita Electric Ind Co Ltd Filing device
US4207609A (en) * 1978-05-08 1980-06-10 International Business Machines Corporation Method and means for path independent device reservation and reconnection in a multi-CPU and shared device access system

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS60179861A (ja) * 1984-02-27 1985-09-13 Fujitsu Ltd 入出力システムのメモリ診断方式

Also Published As

Publication number Publication date
JPS6360412B2 (cg-RX-API-DMAC7.html) 1988-11-24
DE3275138D1 (en) 1987-02-19
US4494215A (en) 1985-01-15
EP0078683B1 (en) 1987-01-14
EP0078683A2 (en) 1983-05-11
EP0078683A3 (en) 1984-05-09

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