DE69125778D1 - Verfahren zur Sicherung von in einer Primär- und Sekundärdatenbank gespeicherten Daten in einem Prozessregelsystem - Google Patents

Verfahren zur Sicherung von in einer Primär- und Sekundärdatenbank gespeicherten Daten in einem Prozessregelsystem

Info

Publication number
DE69125778D1
DE69125778D1 DE69125778T DE69125778T DE69125778D1 DE 69125778 D1 DE69125778 D1 DE 69125778D1 DE 69125778 T DE69125778 T DE 69125778T DE 69125778 T DE69125778 T DE 69125778T DE 69125778 D1 DE69125778 D1 DE 69125778D1
Authority
DE
Germany
Prior art keywords
primary
control system
data stored
process control
saving 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
DE69125778T
Other languages
English (en)
Other versions
DE69125778T2 (de
Inventor
Paul F Mclaughlin
Robert W Bristow
H Pankaj
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.)
Honeywell Inc
Original Assignee
Honeywell Inc
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 Honeywell Inc filed Critical Honeywell Inc
Application granted granted Critical
Publication of DE69125778D1 publication Critical patent/DE69125778D1/de
Publication of DE69125778T2 publication Critical patent/DE69125778T2/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
    • 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
    • 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
    • G06F11/1675—Temporal synchronisation or re-synchronisation of redundant processing components
    • G06F11/1683—Temporal synchronisation or re-synchronisation of redundant processing components at instruction level
    • 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
    • G06F11/1675—Temporal synchronisation or re-synchronisation of redundant processing components
    • G06F11/1687—Temporal synchronisation or re-synchronisation of redundant processing components at event level, e.g. by interrupt or result of polling
    • 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
    • G06F11/2097—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 maintaining the standby controller/processing unit updated
    • 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
    • G06F11/1629—Error detection by comparing the output of redundant processing systems
    • G06F11/1641—Error detection by comparing the output of redundant processing systems where the comparison is not performed by the redundant processing components
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10S—TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10S707/00—Data processing: database and file management or data structures
    • Y10S707/99951—File or database maintenance
    • Y10S707/99952—Coherency, e.g. same view to multiple users
    • Y10S707/99955—Archiving or backup
DE69125778T 1990-09-26 1991-09-25 Verfahren zur Sicherung von in einer Primär- und Sekundärdatenbank gespeicherten Daten in einem Prozessregelsystem Expired - Fee Related DE69125778T2 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US07/588,389 US5255388A (en) 1990-09-26 1990-09-26 Synchronizing slave processors through eavesdrop by one on a write request message directed to another followed by comparison of individual status request replies

Publications (2)

Publication Number Publication Date
DE69125778D1 true DE69125778D1 (de) 1997-05-28
DE69125778T2 DE69125778T2 (de) 1997-11-20

Family

ID=24353643

Family Applications (1)

Application Number Title Priority Date Filing Date
DE69125778T Expired - Fee Related DE69125778T2 (de) 1990-09-26 1991-09-25 Verfahren zur Sicherung von in einer Primär- und Sekundärdatenbank gespeicherten Daten in einem Prozessregelsystem

Country Status (6)

Country Link
US (1) US5255388A (de)
EP (1) EP0478287B1 (de)
JP (1) JPH04364562A (de)
AU (1) AU642767B2 (de)
CA (1) CA2051763C (de)
DE (1) DE69125778T2 (de)

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US5544304A (en) * 1994-03-25 1996-08-06 International Business Machines Corporation Fault tolerant command processing
JPH0950312A (ja) * 1995-05-31 1997-02-18 Mitsubishi Electric Corp Ｆａコントローラのデータ処理方法
KR100195065B1 (ko) * 1996-06-20 1999-06-15 유기범 데이타 통신망 정합장치
US5948108A (en) * 1997-06-12 1999-09-07 Tandem Computers, Incorporated Method and system for providing fault tolerant access between clients and a server
US6070251A (en) * 1997-06-26 2000-05-30 Sun Microsystems, Inc. Method and apparatus for high availability and caching data storage devices
US6272386B1 (en) 1998-03-27 2001-08-07 Honeywell International Inc Systems and methods for minimizing peer-to-peer control disruption during fail-over in a system of redundant controllers
JP3777562B2 (ja) * 1999-02-18 2006-05-24 富士通株式会社 伝送装置
US6701198B1 (en) * 1999-12-22 2004-03-02 Rockwell Automation Technologies, Inc. Safety network for industrial controller allowing initialization on standard networks
US7130870B1 (en) * 2000-05-20 2006-10-31 Ciena Corporation Method for upgrading embedded configuration databases
US7890646B2 (en) * 2006-04-27 2011-02-15 Microsoft Corporation Synchronization orchestration
US7805403B2 (en) 2007-01-07 2010-09-28 Apple Inc. Synchronization methods and systems
CA2630014C (en) * 2007-05-18 2014-05-27 Nec Infrontia Corporation Main device redundancy configuration and main device replacing method
US20110047413A1 (en) 2009-08-20 2011-02-24 Mcgill Robert E Methods and devices for detecting service failures and maintaining computing services using a resilient intelligent client computer
DE102010025515A1 (de) * 2010-06-29 2011-12-29 Phoenix Contact Gmbh & Co. Kg Kommunikationssystem zum Verbinden von Feldgeräten mit einer überlagerten Steuereinrichtung
CH706996A1 (de) * 2012-09-20 2014-03-31 Ferag Ag Bedieneinheit mit Applikationen zur Bedienung von Produktionsanlagen.
CN105843702B (zh) 2015-01-14 2019-04-12 阿里巴巴集团控股有限公司 一种用于数据备份的方法以及装置
US10503617B2 (en) 2017-02-16 2019-12-10 Honeywell International Inc. Method for synchronizing redundant controllers without hardware support

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US4228496A (en) * 1976-09-07 1980-10-14 Tandem Computers Incorporated Multiprocessor system
DE2703559A1 (de) * 1977-01-28 1978-08-03 Siemens Ag Rechnersystem
US4141066A (en) * 1977-09-13 1979-02-20 Honeywell Inc. Process control system with backup process controller
US4133027A (en) * 1977-09-13 1979-01-02 Honeywell Inc. Process control system with backup process controller
US4270168A (en) * 1978-08-31 1981-05-26 United Technologies Corporation Selective disablement in fail-operational, fail-safe multi-computer control system
US4412281A (en) * 1980-07-11 1983-10-25 Raytheon Company Distributed signal processing system
IT1151351B (it) * 1982-01-19 1986-12-17 Italtel Spa Disposizione circuitale atta a realizzare lo scambio di dati tra una coppia di elaboratori operanti secondo il principio master-slave
US4466098A (en) * 1982-06-11 1984-08-14 Siemens Corporation Cross channel circuit for an electronic system having two or more redundant computers
US4610013A (en) * 1983-11-08 1986-09-02 Avco Corporation Remote multiplexer terminal with redundant central processor units
US4959774A (en) * 1984-07-06 1990-09-25 Ampex Corporation Shadow memory system for storing variable backup blocks in consecutive time periods
US4799150A (en) * 1985-07-29 1989-01-17 Orchid Technology Interface system between a host computer and a peripheral processor with address detection circuitry
JPS6367669A (ja) * 1986-09-09 1988-03-26 Mitsubishi Electric Corp 記憶制御装置の制御方式
US4873631A (en) * 1988-04-25 1989-10-10 Ncr Corporation Point of sale automatic back-up system and method
JPH03505793A (ja) * 1988-07-04 1991-12-12 スウェーディッシュ　インスティテュート　オブ　コンピューター　サイエンス 階層構造を有するキャッシュメモリシステムを含むマルチプロセッサシステム
IT1227360B (it) * 1988-11-18 1991-04-08 Honeywell Bull Spa Sistema multiprocessore di elaborazione dati con replicazione di dati globali.
US4958270A (en) * 1989-01-23 1990-09-18 Honeywell Inc. Method for control data base updating of a redundant processor in a process control system
DE69028821D1 (de) * 1989-08-01 1996-11-14 Digital Equipment Corp Massenspeicherübertragung während der Neusynchronisierung
US5088021A (en) * 1989-09-07 1992-02-11 Honeywell, Inc. Apparatus and method for guaranteed data store in redundant controllers of a process control system
US5091847A (en) * 1989-10-03 1992-02-25 Grumman Aerospace Corporation Fault tolerant interface station
US5119493A (en) * 1990-02-23 1992-06-02 International Business Machines Corporation System for recording at least one selected activity from a selected resource object within a distributed data processing system
AU638011B2 (en) * 1990-05-18 1993-06-17 Honeywell Inc. Apparatus for tracking predetermined data for updating a secondary data base
US5142470A (en) * 1990-09-26 1992-08-25 Honeywell Inc. Method of maintaining synchronization of a free-running secondary processor
US5136498A (en) * 1990-09-26 1992-08-04 Honeywell Inc. Method for enacting failover of a 1:1 redundant pair of slave processors

Also Published As

Publication number Publication date
EP0478287B1 (de) 1997-04-23
EP0478287A3 (en) 1993-06-23
DE69125778T2 (de) 1997-11-20
AU8387491A (en) 1992-04-02
US5255388A (en) 1993-10-19
AU642767B2 (en) 1993-10-28
CA2051763C (en) 1997-11-18
CA2051763A1 (en) 1992-03-27
EP0478287A2 (de) 1992-04-01
JPH04364562A (ja) 1992-12-16

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8364 No opposition during term of opposition
8339 Ceased/non-payment of the annual fee