BR9002304A - Armazenamento principal fisico unico compartilhavel por dois ou mais processadores que operam em respectivos sistemas operacionais e respectivo metodo de acesso - Google Patents

Armazenamento principal fisico unico compartilhavel por dois ou mais processadores que operam em respectivos sistemas operacionais e respectivo metodo de acesso

Info

Publication number
BR9002304A
BR9002304A BR909002304A BR9002304A BR9002304A BR 9002304 A BR9002304 A BR 9002304A BR 909002304 A BR909002304 A BR 909002304A BR 9002304 A BR9002304 A BR 9002304A BR 9002304 A BR9002304 A BR 9002304A
Authority
BR
Brazil
Prior art keywords
processors
operating system
pairs
main storage
processor
Prior art date
Application number
BR909002304A
Other languages
English (en)
Inventor
John M Dinwiddie Jr
Lonnie E Grice
John M Loffredo
Kenneth R Sanderson
Ernest D Baker
Gustavo A Suarez
Original Assignee
Ibm
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 Ibm filed Critical Ibm
Publication of BR9002304A publication Critical patent/BR9002304A/pt

Links

Classifications

    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR COUNTING
    • G06F—ELECTRIC DIGITAL DATA PROCESSING
    • G06F9/00—Arrangements for program control, e.g. control units
    • G06F9/06—Arrangements for program control, e.g. control units using stored programs, i.e. using an internal store of processing equipment to receive or retain programs
    • G06F9/46—Multiprogramming arrangements
    • G06F9/50—Allocation of resources, e.g. of the central processing unit [CPU]
    • G06F9/5005—Allocation of resources, e.g. of the central processing unit [CPU] to service a request
    • G06F9/5011—Allocation of resources, e.g. of the central processing unit [CPU] to service a request the resources being hardware resources other than CPUs, Servers and Terminals
    • G06F9/5016—Allocation of resources, e.g. of the central processing unit [CPU] to service a request the resources being hardware resources other than CPUs, Servers and Terminals the resource being the memory
    • 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
    • G06F11/16—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
    • G06F11/1679—Temporal synchronisation or re-synchronisation of redundant processing components at clock signal level
    • 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
    • G06F15/161—Computing infrastructure, e.g. computer clusters, blade chassis or hardware partitioning

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)
  • Software Systems (AREA)
  • Mathematical Physics (AREA)
  • Hardware Redundancy (AREA)
  • Multi Processors (AREA)
  • Memory System (AREA)
  • Techniques For Improving Reliability Of Storages (AREA)
  • Memory System Of A Hierarchy Structure (AREA)
BR909002304A 1989-05-17 1990-05-17 Armazenamento principal fisico unico compartilhavel por dois ou mais processadores que operam em respectivos sistemas operacionais e respectivo metodo de acesso BR9002304A (pt)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US07/353,113 US5144692A (en) 1989-05-17 1989-05-17 System for controlling access by first system to portion of main memory dedicated exclusively to second system to facilitate input/output processing via first system

Publications (1)

Publication Number Publication Date
BR9002304A true BR9002304A (pt) 1991-08-06

Family

ID=23387812

Family Applications (1)

Application Number Title Priority Date Filing Date
BR909002304A BR9002304A (pt) 1989-05-17 1990-05-17 Armazenamento principal fisico unico compartilhavel por dois ou mais processadores que operam em respectivos sistemas operacionais e respectivo metodo de acesso

Country Status (9)

Country Link
US (2) US5144692A (pt)
EP (1) EP0398695B1 (pt)
JP (1) JP2618072B2 (pt)
AT (1) ATE170643T1 (pt)
BR (1) BR9002304A (pt)
CA (1) CA2009548C (pt)
DE (1) DE69032607T2 (pt)
PT (1) PT94055A (pt)
SG (1) SG45151A1 (pt)

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Also Published As

Publication number Publication date
US5363497A (en) 1994-11-08
EP0398695B1 (en) 1998-09-02
US5144692A (en) 1992-09-01
DE69032607D1 (de) 1998-10-08
EP0398695A3 (en) 1994-02-02
JP2618072B2 (ja) 1997-06-11
JPH0374756A (ja) 1991-03-29
EP0398695A2 (en) 1990-11-22
DE69032607T2 (de) 1999-05-27
SG45151A1 (en) 1998-01-16
ATE170643T1 (de) 1998-09-15
PT94055A (pt) 1991-11-29
CA2009548A1 (en) 1990-11-17
CA2009548C (en) 1996-07-02

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