FR2425676B1 - Systeme de traitement de donnees a plusieurs unites de traitement et acces partage aux dispositifs d'entree/sortie - Google Patents

Systeme de traitement de donnees a plusieurs unites de traitement et acces partage aux dispositifs d'entree/sortie

Info

Publication number
FR2425676B1
FR2425676B1 FR7909110A FR7909110A FR2425676B1 FR 2425676 B1 FR2425676 B1 FR 2425676B1 FR 7909110 A FR7909110 A FR 7909110A FR 7909110 A FR7909110 A FR 7909110A FR 2425676 B1 FR2425676 B1 FR 2425676B1
Authority
FR
France
Prior art keywords
input
output devices
shared access
data processing
processing system
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
FR7909110A
Other languages
English (en)
Other versions
FR2425676A1 (fr
Inventor
Fernando A Luiz
Harlan C Snyder
John H Sorg Jr
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 Business Machines Corp
Original Assignee
International Business Machines 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 Business Machines Corp filed Critical International Business Machines Corp
Publication of FR2425676A1 publication Critical patent/FR2425676A1/fr
Application granted granted Critical
Publication of FR2425676B1 publication Critical patent/FR2425676B1/fr
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
    • G06F11/20—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
    • G06F11/2002—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 interconnections or communication control functionality are redundant
    • G06F11/2005—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 interconnections or communication control functionality are redundant using redundant communication controllers
    • 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
    • G06F11/14—Error detection or correction of the data by redundancy in operation
    • 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
    • G06F11/2002—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 interconnections or communication control functionality are redundant
    • G06F11/2007—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 interconnections or communication control functionality are redundant using redundant communication media
    • G06F11/201—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 interconnections or communication control functionality are redundant using redundant communication media between storage system components
    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR COUNTING
    • G06F—ELECTRIC DIGITAL DATA PROCESSING
    • G06F13/00—Interconnection of, or transfer of information or other signals between, memories, input/output devices or central processing units
    • G06F13/10—Program control for peripheral devices
    • G06F13/12—Program control for peripheral devices using hardware independent of the central processor, e.g. channel or peripheral processor
    • G06F13/122—Program control for peripheral devices using hardware independent of the central processor, e.g. channel or peripheral processor where hardware performs an I/O function other than control of data transfer
    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR COUNTING
    • G06F—ELECTRIC DIGITAL DATA PROCESSING
    • G06F13/00—Interconnection of, or transfer of information or other signals between, memories, input/output devices or central processing units
    • G06F13/38—Information transfer, e.g. on bus
    • G06F13/40—Bus structure
    • G06F13/4004—Coupling between buses
    • G06F13/4022—Coupling between buses using switching circuits, e.g. switching matrix, connection or expansion network
    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR 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
    • G06F15/177—Initialisation or configuration control
    • 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

Landscapes

  • Engineering & Computer Science (AREA)
  • Theoretical Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • General Engineering & Computer Science (AREA)
  • General Physics & Mathematics (AREA)
  • Computer Hardware Design (AREA)
  • Quality & Reliability (AREA)
  • Mathematical Physics (AREA)
  • Software Systems (AREA)
  • Multi Processors (AREA)
FR7909110A 1978-05-08 1979-04-04 Systeme de traitement de donnees a plusieurs unites de traitement et acces partage aux dispositifs d'entree/sortie Expired FR2425676B1 (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US05/904,050 US4207609A (en) 1978-05-08 1978-05-08 Method and means for path independent device reservation and reconnection in a multi-CPU and shared device access system

Publications (2)

Publication Number Publication Date
FR2425676A1 FR2425676A1 (fr) 1979-12-07
FR2425676B1 true FR2425676B1 (fr) 1986-02-21

Family

ID=25418457

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7909110A Expired FR2425676B1 (fr) 1978-05-08 1979-04-04 Systeme de traitement de donnees a plusieurs unites de traitement et acces partage aux dispositifs d'entree/sortie

Country Status (13)

Country Link
US (1) US4207609A (fr)
JP (1) JPS5838818B2 (fr)
AU (1) AU521915B2 (fr)
BR (1) BR7902718A (fr)
CA (1) CA1116260A (fr)
CH (1) CH637229A5 (fr)
DE (1) DE2917441C3 (fr)
ES (1) ES480295A1 (fr)
FR (1) FR2425676B1 (fr)
GB (1) GB2020456B (fr)
IT (1) IT1166776B (fr)
NL (1) NL7903614A (fr)
SE (1) SE440960B (fr)

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DE2917441B2 (de) 1981-04-16
ES480295A1 (es) 1980-01-01
GB2020456B (en) 1982-10-13
SE7903939L (sv) 1979-11-09
AU521915B2 (en) 1982-05-06
FR2425676A1 (fr) 1979-12-07
IT7922196A0 (it) 1979-04-27
BR7902718A (pt) 1979-11-27
AU4564079A (en) 1979-11-15
CA1116260A (fr) 1982-01-12
CH637229A5 (de) 1983-07-15
US4207609A (en) 1980-06-10
DE2917441A1 (de) 1979-11-15
IT1166776B (it) 1987-05-06
GB2020456A (en) 1979-11-14
SE440960B (sv) 1985-08-26
JPS54146941A (en) 1979-11-16
DE2917441C3 (de) 1982-01-07
NL7903614A (nl) 1979-11-12
JPS5838818B2 (ja) 1983-08-25

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