DE69927223D1 - Ausfallsicherheit eines Mehrrechnersystems - Google Patents

Ausfallsicherheit eines Mehrrechnersystems

Info

Publication number
DE69927223D1
DE69927223D1 DE69927223T DE69927223T DE69927223D1 DE 69927223 D1 DE69927223 D1 DE 69927223D1 DE 69927223 T DE69927223 T DE 69927223T DE 69927223 T DE69927223 T DE 69927223T DE 69927223 D1 DE69927223 D1 DE 69927223D1
Authority
DE
Germany
Prior art keywords
resilience
computer system
computer
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 - Lifetime
Application number
DE69927223T
Other languages
English (en)
Other versions
DE69927223T2 (de
Inventor
Derek William Ashcroft
Geoffrey Robert Atkinson
Philip Mckirgan
Stephen Paul Tickhill
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 Services Ltd
Original Assignee
Fujitsu Services 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
Priority claimed from GBGB9819523.3A external-priority patent/GB9819523D0/en
Priority claimed from GBGB9819524.1A external-priority patent/GB9819524D0/en
Priority claimed from GB9900473A external-priority patent/GB2345769A/en
Application filed by Fujitsu Services Ltd filed Critical Fujitsu Services Ltd
Application granted granted Critical
Publication of DE69927223D1 publication Critical patent/DE69927223D1/de
Publication of DE69927223T2 publication Critical patent/DE69927223T2/de
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

Classifications

    • 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
    • G06F11/16—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; 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
    • G06F11/16—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
    • G06F11/202—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 processing functionality is redundant
    • G06F11/2023—Failover techniques
    • G06F11/203—Failover techniques using migration
    • 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
    • G06F11/16—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
    • G06F11/202—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 processing functionality is redundant
    • G06F11/2038—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 processing functionality is redundant with a single idle spare processing component
    • 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
    • G06F11/16—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
DE69927223T 1998-09-08 1999-08-13 Ausfallsicherheit eines Mehrrechnersystems Expired - Lifetime DE69927223T2 (de)

Applications Claiming Priority (6)

Application Number Priority Date Filing Date Title
GBGB9819523.3A GB9819523D0 (en) 1998-09-08 1998-09-08 Archiving and resilience in a multi-computer system
GB9819523 1998-09-08
GB9819524 1998-09-09
GBGB9819524.1A GB9819524D0 (en) 1998-09-09 1998-09-09 Archiving and resilience in a multi-computer system
GB9900473A GB2345769A (en) 1999-01-12 1999-01-12 Failure recovery in a multi-computer system
GB9900473 1999-01-12

Publications (2)

Publication Number Publication Date
DE69927223D1 true DE69927223D1 (de) 2005-10-20
DE69927223T2 DE69927223T2 (de) 2006-07-13

Family

ID=27269473

Family Applications (1)

Application Number Title Priority Date Filing Date
DE69927223T Expired - Lifetime DE69927223T2 (de) 1998-09-08 1999-08-13 Ausfallsicherheit eines Mehrrechnersystems

Country Status (5)

Country Link
US (1) US6460144B1 (de)
EP (1) EP0987630B1 (de)
JP (1) JP3967499B2 (de)
AU (1) AU753898B2 (de)
DE (1) DE69927223T2 (de)

Families Citing this family (13)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6829687B2 (en) * 2000-12-28 2004-12-07 International Business Machines Corporation Volume data net backup
US6868067B2 (en) * 2002-06-28 2005-03-15 Harris Corporation Hybrid agent-oriented object model to provide software fault tolerance between distributed processor nodes
CA2444835A1 (en) * 2003-10-10 2005-04-10 Ibm Canada Limited - Ibm Canada Limitee System and method for grid computing
EP1806657B1 (de) 2004-10-18 2010-05-26 Fujitsu Ltd. Operationsverwaltungsprogramm, operationsverwaltungsverfahren und operationsverwaltungseinrichtung
WO2006043307A1 (ja) 2004-10-18 2006-04-27 Fujitsu Limited 運用管理プログラム、運用管理方法および運用管理装置
JP4734259B2 (ja) 2004-10-18 2011-07-27 富士通株式会社 運用管理プログラム、運用管理方法および運用管理装置
GB2419696B (en) * 2004-10-29 2008-07-16 Hewlett Packard Development Co Communication link fault tolerance in a supercomputer
GB2419699A (en) 2004-10-29 2006-05-03 Hewlett Packard Development Co Configuring supercomputer for reliable operation
US8572431B2 (en) 2005-02-23 2013-10-29 Barclays Capital Inc. Disaster recovery framework
JP4839841B2 (ja) * 2006-01-04 2011-12-21 株式会社日立製作所 スナップショット再起動方法
US9268659B2 (en) * 2006-01-05 2016-02-23 Emc Corporation Detecting failover in a database mirroring environment
JP4939271B2 (ja) * 2007-03-29 2012-05-23 株式会社日立製作所 ストレージ保守・管理装置の冗長化方法、及びその方法を使用する装置
US8806272B2 (en) 2010-11-30 2014-08-12 Japan Science And Technology Agency Dependability maintenance system, change accommodation cycle execution device, failure response cycle execution device, method for controlling dependability maintenance system, control program, and computer-readable storage medium storing the control program

Family Cites Families (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4371754A (en) * 1980-11-19 1983-02-01 Rockwell International Corporation Automatic fault recovery system for a multiple processor telecommunications switching control
DE3136287A1 (de) * 1981-09-12 1983-04-14 Standard Elektrik Lorenz Ag, 7000 Stuttgart Mehrrechnersystem, insbesondere fuer eine bildschirmtext-zentrale
US4466098A (en) * 1982-06-11 1984-08-14 Siemens Corporation Cross channel circuit for an electronic system having two or more redundant computers
JP2755437B2 (ja) * 1989-07-20 1998-05-20 富士通株式会社 通信制御プログラムの連続運転保証処理方法
US5155729A (en) * 1990-05-02 1992-10-13 Rolm Systems Fault recovery in systems utilizing redundant processor arrangements
US5278969A (en) * 1991-08-02 1994-01-11 At&T Bell Laboratories Queue-length monitoring arrangement for detecting consistency between duplicate memories
US5408649A (en) * 1993-04-30 1995-04-18 Quotron Systems, Inc. Distributed data access system including a plurality of database access processors with one-for-N redundancy
US5870537A (en) * 1996-03-13 1999-02-09 International Business Machines Corporation Concurrent switch to shadowed device for storage controller and device errors
US5974114A (en) * 1997-09-25 1999-10-26 At&T Corp Method and apparatus for fault tolerant call processing
US6205557B1 (en) * 1998-06-09 2001-03-20 At&T Corp. Redundant call processing
US6167531A (en) * 1998-06-18 2000-12-26 Unisys Corporation Methods and apparatus for transferring mirrored disk sets during system fail-over

Also Published As

Publication number Publication date
EP0987630A3 (de) 2004-09-29
EP0987630B1 (de) 2005-09-14
JP3967499B2 (ja) 2007-08-29
US6460144B1 (en) 2002-10-01
JP2000099359A (ja) 2000-04-07
EP0987630A2 (de) 2000-03-22
DE69927223T2 (de) 2006-07-13
AU753898B2 (en) 2002-10-31
AU4738899A (en) 2000-03-16

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Legal Events

Date Code Title Description
8364 No opposition during term of opposition