KR940001269B1 - 다수의 디스크 유니트들의 페어링 최적화 방법 - Google Patents

다수의 디스크 유니트들의 페어링 최적화 방법 Download PDF

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Publication number
KR940001269B1
KR940001269B1 KR1019900021286A KR900021286A KR940001269B1 KR 940001269 B1 KR940001269 B1 KR 940001269B1 KR 1019900021286 A KR1019900021286 A KR 1019900021286A KR 900021286 A KR900021286 A KR 900021286A KR 940001269 B1 KR940001269 B1 KR 940001269B1
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KR
South Korea
Prior art keywords
disk
protection
level
units
disk unit
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Expired - Fee Related
Application number
KR1019900021286A
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English (en)
Korean (ko)
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KR910014815A (ko
Inventor
로이 마틴 데니스
제임스 맥더모트 마이클
더글러스 플럼리 스튜어트
해리 세틴 로버트
리 웽거 로버트
Original Assignee
인터내셔널 비지네스 머신즈 코포레이션
하워드 지. 피거로아
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Application filed by 인터내셔널 비지네스 머신즈 코포레이션, 하워드 지. 피거로아 filed Critical 인터내셔널 비지네스 머신즈 코포레이션
Publication of KR910014815A publication Critical patent/KR910014815A/ko
Application granted granted Critical
Publication of KR940001269B1 publication Critical patent/KR940001269B1/ko
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

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Classifications

    • G—PHYSICS
    • G06—COMPUTING OR CALCULATING; COUNTING
    • G06F—ELECTRIC DIGITAL DATA PROCESSING
    • G06F12/00—Accessing, addressing or allocating within memory systems or architectures
    • G06F12/02—Addressing or allocation; Relocation
    • G06F12/08—Addressing or allocation; Relocation in hierarchically structured memory systems, e.g. virtual memory 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
    • G06F11/2056—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 by mirroring
    • G06F11/2069—Management of state, configuration or failover
    • G—PHYSICS
    • G06—COMPUTING OR CALCULATING; COUNTING
    • G06F—ELECTRIC DIGITAL DATA PROCESSING
    • G06F11/00—Error detection; Error correction; Monitoring
    • G06F11/008—Reliability or availability analysis
    • G—PHYSICS
    • G11—INFORMATION STORAGE
    • G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
    • G11B20/00—Signal processing not specific to the method of recording or reproducing; Circuits therefor
    • G11B20/10—Digital recording or reproducing
    • G11B20/18—Error detection or correction; Testing, e.g. of drop-outs
    • G11B20/1803—Error detection or correction; Testing, e.g. of drop-outs by redundancy in data representation
    • G—PHYSICS
    • G11—INFORMATION STORAGE
    • G11C—STATIC STORES
    • G11C29/00—Checking stores for correct operation ; Subsequent repair; Testing stores during standby or offline operation
    • G11C29/70—Masking faults in memories by using spares or by reconfiguring
    • G11C29/74—Masking faults in memories by using spares or by reconfiguring using duplex memories, i.e. using dual copies
    • G—PHYSICS
    • G06—COMPUTING OR CALCULATING; COUNTING
    • G06F—ELECTRIC DIGITAL DATA PROCESSING
    • G06F11/00—Error detection; Error correction; Monitoring
    • G06F11/22—Detection or location of defective computer hardware by testing during standby operation or during idle time, e.g. start-up testing
    • G06F11/2257—Detection or location of defective computer hardware by testing during standby operation or during idle time, e.g. start-up testing using expert systems

Landscapes

  • Engineering & Computer Science (AREA)
  • Theoretical Computer Science (AREA)
  • Quality & Reliability (AREA)
  • Physics & Mathematics (AREA)
  • General Engineering & Computer Science (AREA)
  • General Physics & Mathematics (AREA)
  • Signal Processing (AREA)
  • Hardware Redundancy (AREA)
  • Storage Device Security (AREA)
  • Information Retrieval, Db Structures And Fs Structures Therefor (AREA)
  • Signal Processing For Digital Recording And Reproducing (AREA)
KR1019900021286A 1990-01-24 1990-12-21 다수의 디스크 유니트들의 페어링 최적화 방법 Expired - Fee Related KR940001269B1 (ko)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
US469611 1990-01-24
US469,611 1990-01-24
US07/469,611 US5185884A (en) 1990-01-24 1990-01-24 Computer controlled optimized pairing of disk units

Publications (2)

Publication Number Publication Date
KR910014815A KR910014815A (ko) 1991-08-31
KR940001269B1 true KR940001269B1 (ko) 1994-02-18

Family

ID=23864426

Family Applications (1)

Application Number Title Priority Date Filing Date
KR1019900021286A Expired - Fee Related KR940001269B1 (ko) 1990-01-24 1990-12-21 다수의 디스크 유니트들의 페어링 최적화 방법

Country Status (12)

Country Link
US (2) US5185884A (https=)
EP (1) EP0441090B1 (https=)
JP (1) JPH03226825A (https=)
KR (1) KR940001269B1 (https=)
CN (2) CN1031084C (https=)
AU (1) AU640724B2 (https=)
BR (1) BR9100319A (https=)
CA (1) CA2030940C (https=)
DE (1) DE69030951T2 (https=)
HK (1) HK1000075A1 (https=)
SG (2) SG44411A1 (https=)
TW (1) TW216457B (https=)

Families Citing this family (22)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5544347A (en) 1990-09-24 1996-08-06 Emc Corporation Data storage system controlled remote data mirroring with respectively maintained data indices
DE69227956T2 (de) * 1991-07-18 1999-06-10 Tandem Computers Inc., Cupertino, Calif. Multiprozessorsystem mit gespiegeltem Speicher
US5857112A (en) * 1992-09-09 1999-01-05 Hashemi; Ebrahim System for achieving enhanced performance and data availability in a unified redundant array of disk drives by using user defined partitioning and level of redundancy
US5485571A (en) * 1993-12-23 1996-01-16 International Business Machines Corporation Method and apparatus for providing distributed sparing with uniform workload distribution in failures
JP3243919B2 (ja) * 1994-02-23 2002-01-07 三菱電機株式会社 ディスク装置、および、このディスク装置を使用したｆａコントローラ
JP2894676B2 (ja) * 1994-03-21 1999-05-24 インターナショナル・ビジネス・マシーンズ・コーポレイション 非同期式遠隔コピー・システム及び非同期式遠隔コピー方法
GB2300935B (en) * 1994-05-09 1997-08-20 Mitsubishi Electric Corp Data access apparatus and distributed data base system
JP3085085B2 (ja) * 1994-05-09 2000-09-04 三菱電機株式会社 データアクセス装置及び分散データベースシステム
US5537533A (en) * 1994-08-11 1996-07-16 Miralink Corporation System and method for remote mirroring of digital data from a primary network server to a remote network server
US5826046A (en) * 1994-12-30 1998-10-20 International Business Machines Corporation Method and apparatus for polling and selecting any paired device in any drawer
US5740397A (en) * 1995-10-11 1998-04-14 Arco Computer Products, Inc. IDE disk drive adapter for computer backup and fault tolerance
US6092066A (en) * 1996-05-31 2000-07-18 Emc Corporation Method and apparatus for independent operation of a remote data facility
US6101497A (en) * 1996-05-31 2000-08-08 Emc Corporation Method and apparatus for independent and simultaneous access to a common data set
US5870241A (en) * 1996-11-26 1999-02-09 International Business Machines Corporation Method and apparatus for evasive maneuvering to keep DASD heads away from protruding surface defects
US6631477B1 (en) * 1998-03-13 2003-10-07 Emc Corporation Host system for mass storage business continuance volumes
US6804819B1 (en) 2000-09-18 2004-10-12 Hewlett-Packard Development Company, L.P. Method, system, and computer program product for a data propagation platform and applications of same
US7386610B1 (en) 2000-09-18 2008-06-10 Hewlett-Packard Development Company, L.P. Internet protocol data mirroring
US6977927B1 (en) 2000-09-18 2005-12-20 Hewlett-Packard Development Company, L.P. Method and system of allocating storage resources in a storage area network
US6606690B2 (en) 2001-02-20 2003-08-12 Hewlett-Packard Development Company, L.P. System and method for accessing a storage area network as network attached storage
US7103739B2 (en) * 2003-10-09 2006-09-05 International Business Machines Corporation Method and apparatus for providing hardware aware logical volume mirrors
US8438333B2 (en) * 2008-02-11 2013-05-07 Dell Products L.P. Systems and methods for automatically generating a mirrored storage configuration for a storage array
CN101876949B (zh) * 2009-11-30 2012-04-25 威盛电子股份有限公司 数据储存系统与方法

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3634830A (en) * 1969-06-13 1972-01-11 Ibm Modular computer sharing system with intercomputer communication control apparatus
US3623006A (en) * 1970-06-29 1971-11-23 Burroughs Corp Queueing device for the selection of requests for access to a storage medium
US4608688A (en) * 1983-12-27 1986-08-26 At&T Bell Laboratories Processing system tolerant of loss of access to secondary storage
US4819159A (en) * 1986-08-29 1989-04-04 Tolerant Systems, Inc. Distributed multiprocess transaction processing system and method
US4958273A (en) * 1987-08-26 1990-09-18 International Business Machines Corporation Multiprocessor system architecture with high availability

Also Published As

Publication number Publication date
BR9100319A (pt) 1991-10-22
EP0441090A3 (en) 1993-10-06
KR910014815A (ko) 1991-08-31
US5167032A (en) 1992-11-24
CN1053695A (zh) 1991-08-07
DE69030951T2 (de) 1998-01-15
DE69030951D1 (de) 1997-07-24
CN1067779C (zh) 2001-06-27
CA2030940C (en) 1995-11-21
EP0441090A2 (en) 1991-08-14
AU6835090A (en) 1991-07-25
SG70107A1 (en) 2000-01-25
CN1031084C (zh) 1996-02-21
TW216457B (https=) 1993-11-21
CA2030940A1 (en) 1991-07-25
SG44411A1 (en) 1997-12-19
AU640724B2 (en) 1993-09-02
HK1000075A1 (en) 1997-11-14
EP0441090B1 (en) 1997-06-18
JPH058447B2 (https=) 1993-02-02
CN1090071A (zh) 1994-07-27
JPH03226825A (ja) 1991-10-07
US5185884A (en) 1993-02-09

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