CA1109563A - Input/output processing system utilizing locked processors - Google Patents

Input/output processing system utilizing locked processors

Info

Publication number
CA1109563A
CA1109563A CA289,452A CA289452A CA1109563A CA 1109563 A CA1109563 A CA 1109563A CA 289452 A CA289452 A CA 289452A CA 1109563 A CA1109563 A CA 1109563A
Authority
CA
Canada
Prior art keywords
input
output
signals
processing unit
sequence
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
CA289,452A
Other languages
English (en)
French (fr)
Inventor
John M. Woods
Marion G. Porter
Donald V. Mills
Garvin W. Patterson
Edward F. Weller, Iii
Earnest M. Monahan
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.)
Bull HN Information Systems Inc
Original Assignee
Honeywell Information Systems 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 Information Systems Inc filed Critical Honeywell Information Systems Inc
Application granted granted Critical
Publication of CA1109563A publication Critical patent/CA1109563A/en
Expired 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
    • G06F11/1629—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
    • 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
    • G06F11/0703—Error or fault processing not based on redundancy, i.e. by taking additional measures to deal with the error or fault not making use of redundancy in operation, in hardware, or in data representation
    • G06F11/0706—Error or fault processing not based on redundancy, i.e. by taking additional measures to deal with the error or fault not making use of redundancy in operation, in hardware, or in data representation the processing taking place on a specific hardware platform or in a specific software environment
    • G06F11/0745—Error or fault processing not based on redundancy, i.e. by taking additional measures to deal with the error or fault not making use of redundancy in operation, in hardware, or in data representation the processing taking place on a specific hardware platform or in a specific software environment in an input/output transactions management context
    • 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
    • G06F11/0703—Error or fault processing not based on redundancy, i.e. by taking additional measures to deal with the error or fault not making use of redundancy in operation, in hardware, or in data representation
    • G06F11/079—Root cause analysis, i.e. error or fault diagnosis
    • 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
    • G06F11/165—Error detection by comparing the output of redundant processing systems with continued operation after detection of the error
    • 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
    • G06F11/2089—Redundant storage control functionality
    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR 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

Landscapes

  • Engineering & Computer Science (AREA)
  • Theoretical Computer Science (AREA)
  • Quality & Reliability (AREA)
  • Physics & Mathematics (AREA)
  • General Engineering & Computer Science (AREA)
  • General Physics & Mathematics (AREA)
  • Health & Medical Sciences (AREA)
  • Biomedical Technology (AREA)
  • Hardware Redundancy (AREA)
  • Multi Processors (AREA)
  • Debugging And Monitoring (AREA)
CA289,452A 1976-11-15 1977-10-25 Input/output processing system utilizing locked processors Expired CA1109563A (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US05/741,632 US4099234A (en) 1976-11-15 1976-11-15 Input/output processing system utilizing locked processors
US741,632 1976-11-15

Publications (1)

Publication Number Publication Date
CA1109563A true CA1109563A (en) 1981-09-22

Family

ID=24981524

Family Applications (1)

Application Number Title Priority Date Filing Date
CA289,452A Expired CA1109563A (en) 1976-11-15 1977-10-25 Input/output processing system utilizing locked processors

Country Status (9)

Country Link
US (1) US4099234A (US06312121-20011106-C00033.png)
JP (1) JPS5391542A (US06312121-20011106-C00033.png)
AU (1) AU510225B2 (US06312121-20011106-C00033.png)
CA (1) CA1109563A (US06312121-20011106-C00033.png)
DE (1) DE2750299A1 (US06312121-20011106-C00033.png)
FR (1) FR2371017A1 (US06312121-20011106-C00033.png)
GB (1) GB1595919A (US06312121-20011106-C00033.png)
IT (1) IT1090438B (US06312121-20011106-C00033.png)
NL (1) NL7712493A (US06312121-20011106-C00033.png)

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Also Published As

Publication number Publication date
FR2371017B1 (US06312121-20011106-C00033.png) 1985-01-18
JPS62538B2 (US06312121-20011106-C00033.png) 1987-01-08
GB1595919A (en) 1981-08-19
DE2750299A1 (de) 1978-05-18
IT1090438B (it) 1985-06-26
NL7712493A (nl) 1978-05-17
AU510225B2 (en) 1980-06-12
US4099234A (en) 1978-07-04
FR2371017A1 (fr) 1978-06-09
JPS5391542A (en) 1978-08-11
AU3025677A (en) 1979-05-10

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Legal Events

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