GB1542761A - Device and process to facilitate the maintenance and/or diagnostic of multiprocessor systems - Google Patents

Device and process to facilitate the maintenance and/or diagnostic of multiprocessor systems

Info

Publication number
GB1542761A
GB1542761A GB1998277A GB1998277A GB1542761A GB 1542761 A GB1542761 A GB 1542761A GB 1998277 A GB1998277 A GB 1998277A GB 1998277 A GB1998277 A GB 1998277A GB 1542761 A GB1542761 A GB 1542761A
Authority
GB
United Kingdom
Prior art keywords
diagnostic
maintenance
facilitate
multiprocessor systems
multiprocessor
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
Application number
GB1998277A
Other languages
English (en)
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.)
International Standard Electric Corp
Original Assignee
International Standard Electric 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 International Standard Electric Corp filed Critical International Standard Electric Corp
Publication of GB1542761A publication Critical patent/GB1542761A/en
Expired legal-status Critical Current

Links

Classifications

    • 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
    • G06F11/202—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 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
    • G06F11/26—Functional testing
    • G06F11/273—Tester hardware, i.e. output processing circuits
    • G06F11/277—Tester hardware, i.e. output processing circuits with comparison between actual response and known fault-free response
    • G—PHYSICS
    • G06—COMPUTING OR CALCULATING; COUNTING
    • G06F—ELECTRIC DIGITAL DATA PROCESSING
    • G06F15/00—Digital computers in general; Data processing equipment in general
    • G06F15/16—Combinations of two or more digital computers each having at least an arithmetic unit, a program unit and a register, e.g. for a simultaneous processing of several programs
    • G06F15/163—Interprocessor communication
    • G06F15/17—Interprocessor communication using an input/output type connection, e.g. channel, I/O port
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04Q—SELECTING
    • H04Q3/00—Selecting arrangements
    • H04Q3/42—Circuit arrangements for indirect selecting controlled by common circuits, e.g. register controller, marker
    • H04Q3/54—Circuit arrangements for indirect selecting controlled by common circuits, e.g. register controller, marker in which the logic circuitry controlling the exchange is centralised
    • H04Q3/545—Circuit arrangements for indirect selecting controlled by common circuits, e.g. register controller, marker in which the logic circuitry controlling the exchange is centralised using a stored programme
    • H04Q3/54541—Circuit arrangements for indirect selecting controlled by common circuits, e.g. register controller, marker in which the logic circuitry controlling the exchange is centralised using a stored programme using multi-processor systems
    • H04Q3/5455—Multi-processor, parallelism, distributed 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
    • G06F11/202—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
    • G06F11/2025—Failover techniques using centralised failover control functionality

Landscapes

  • Engineering & Computer Science (AREA)
  • Theoretical Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Computer Hardware Design (AREA)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Quality & Reliability (AREA)
  • Software Systems (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Hardware Redundancy (AREA)
  • Multi Processors (AREA)
  • Test And Diagnosis Of Digital Computers (AREA)
GB1998277A 1976-05-18 1977-05-12 Device and process to facilitate the maintenance and/or diagnostic of multiprocessor systems Expired GB1542761A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR7614933A FR2352344A1 (fr) 1976-05-18 1976-05-18 Dispositif et procede pour faciliter la maintenance et/ou le diagnostic des systemes multicalculateurs

Publications (1)

Publication Number Publication Date
GB1542761A true GB1542761A (en) 1979-03-28

Family

ID=9173276

Family Applications (1)

Application Number Title Priority Date Filing Date
GB1998277A Expired GB1542761A (en) 1976-05-18 1977-05-12 Device and process to facilitate the maintenance and/or diagnostic of multiprocessor systems

Country Status (6)

Country Link
BE (1) BE854772A (enrdf_load_stackoverflow)
BR (1) BR7702223A (enrdf_load_stackoverflow)
DE (1) DE2721805A1 (enrdf_load_stackoverflow)
ES (1) ES458900A1 (enrdf_load_stackoverflow)
FR (1) FR2352344A1 (enrdf_load_stackoverflow)
GB (1) GB1542761A (enrdf_load_stackoverflow)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
IT1209187B (it) * 1980-02-11 1989-07-16 Sits Soc It Telecom Siemens Dispositivo di controllo del corretto funzionamento di una coppia di elaboratori funzionanti uno come riserva calda dell'altro.

Also Published As

Publication number Publication date
FR2352344B1 (enrdf_load_stackoverflow) 1982-08-20
FR2352344A1 (fr) 1977-12-16
DE2721805A1 (de) 1977-12-08
ES458900A1 (es) 1978-02-16
BE854772A (fr) 1977-11-18
BR7702223A (pt) 1978-04-04

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Legal Events

Date Code Title Description
PS Patent sealed
PCNP Patent ceased through non-payment of renewal fee