FR2912526B1 - Procede de maintien du synchronisme d'execution entre plusieurs processeurs asynchrones fonctionnant en parallele de maniere redondante. - Google Patents

Procede de maintien du synchronisme d'execution entre plusieurs processeurs asynchrones fonctionnant en parallele de maniere redondante.

Info

Publication number
FR2912526B1
FR2912526B1 FR0701033A FR0701033A FR2912526B1 FR 2912526 B1 FR2912526 B1 FR 2912526B1 FR 0701033 A FR0701033 A FR 0701033A FR 0701033 A FR0701033 A FR 0701033A FR 2912526 B1 FR2912526 B1 FR 2912526B1
Authority
FR
France
Prior art keywords
redundantly
execution
parallel
multiple asynchronous
processors working
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
FR0701033A
Other languages
English (en)
Other versions
FR2912526A1 (fr
Inventor
Christophe Ple
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.)
Thales SA
Original Assignee
Thales SA
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 Thales SA filed Critical Thales SA
Priority to FR0701033A priority Critical patent/FR2912526B1/fr
Priority to US12/030,461 priority patent/US8205201B2/en
Publication of FR2912526A1 publication Critical patent/FR2912526A1/fr
Application granted granted Critical
Publication of FR2912526B1 publication Critical patent/FR2912526B1/fr
Expired - Fee Related legal-status Critical Current
Anticipated expiration legal-status Critical

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
    • G06F11/1675—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
    • G06F11/1675—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
    • 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
    • G06F9/30—Arrangements for executing machine instructions, e.g. instruction decode
    • G06F9/38—Concurrent instruction execution, e.g. pipeline or look ahead
    • G06F9/3836—Instruction issuing, e.g. dynamic instruction scheduling or out of order instruction execution
    • G06F9/3851—Instruction issuing, e.g. dynamic instruction scheduling or out of order instruction execution from multiple instruction streams, e.g. multistreaming
    • 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
    • G06F9/30—Arrangements for executing machine instructions, e.g. instruction decode
    • G06F9/38—Concurrent instruction execution, e.g. pipeline or look ahead
    • G06F9/3885—Concurrent instruction execution, e.g. pipeline or look ahead using a plurality of independent parallel functional units
    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR COUNTING
    • G06F—ELECTRIC DIGITAL DATA PROCESSING
    • G06F2201/00—Indexing scheme relating to error detection, to error correction, and to monitoring
    • G06F2201/88—Monitoring involving counting

Landscapes

  • Engineering & Computer Science (AREA)
  • Theoretical Computer Science (AREA)
  • Software Systems (AREA)
  • Physics & Mathematics (AREA)
  • General Engineering & Computer Science (AREA)
  • General Physics & Mathematics (AREA)
  • Quality & Reliability (AREA)
  • Multimedia (AREA)
  • Hardware Redundancy (AREA)
  • Multi Processors (AREA)
FR0701033A 2007-02-13 2007-02-13 Procede de maintien du synchronisme d'execution entre plusieurs processeurs asynchrones fonctionnant en parallele de maniere redondante. Expired - Fee Related FR2912526B1 (fr)

Priority Applications (2)

Application Number Priority Date Filing Date Title
FR0701033A FR2912526B1 (fr) 2007-02-13 2007-02-13 Procede de maintien du synchronisme d'execution entre plusieurs processeurs asynchrones fonctionnant en parallele de maniere redondante.
US12/030,461 US8205201B2 (en) 2007-02-13 2008-02-13 Process for maintaining execution synchronization between several asynchronous processors working in parallel and in a redundant manner

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR0701033A FR2912526B1 (fr) 2007-02-13 2007-02-13 Procede de maintien du synchronisme d'execution entre plusieurs processeurs asynchrones fonctionnant en parallele de maniere redondante.

Publications (2)

Publication Number Publication Date
FR2912526A1 FR2912526A1 (fr) 2008-08-15
FR2912526B1 true FR2912526B1 (fr) 2009-04-17

Family

ID=38474250

Family Applications (1)

Application Number Title Priority Date Filing Date
FR0701033A Expired - Fee Related FR2912526B1 (fr) 2007-02-13 2007-02-13 Procede de maintien du synchronisme d'execution entre plusieurs processeurs asynchrones fonctionnant en parallele de maniere redondante.

Country Status (2)

Country Link
US (1) US8205201B2 (fr)
FR (1) FR2912526B1 (fr)

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US7991933B2 (en) * 2008-06-25 2011-08-02 Dell Products L.P. Synchronizing processors when entering system management mode
DE112009001700B4 (de) * 2008-07-22 2019-02-07 Toyota Jidosha Kabushiki Kaisha Multikernsystem, fahrzeugseitige elektronische Steuerungseinheit und Aufgabenumschaltverfahren
US8171328B2 (en) * 2008-12-31 2012-05-01 Intel Corporation State history storage for synchronizing redundant processors
DE102009054637A1 (de) * 2009-12-15 2011-06-16 Robert Bosch Gmbh Verfahren zum Betreiben einer Recheneinheit
JP5707409B2 (ja) * 2010-09-08 2015-04-30 株式会社日立製作所 計算機
EP2615511A1 (fr) * 2012-01-12 2013-07-17 Siemens Aktiengesellschaft Procédé de développement synchronisé de programmes dans un système d'automatisation redondant
US9229847B1 (en) 2012-04-18 2016-01-05 Open Invention Network, Llc Memory sharing for buffered macro-pipelined data plane processing in multicore embedded systems
FR2992083B1 (fr) * 2012-06-19 2014-07-04 Alstom Transport Sa Calculateur, ensemble de communication comportant un tel calculateur, systeme de gestion ferroviaire comportant un tel ensemble, et procede de fiabilisation de donnees dans un calculateur
US9342358B2 (en) * 2012-09-14 2016-05-17 General Electric Company System and method for synchronizing processor instruction execution
US9256426B2 (en) * 2012-09-14 2016-02-09 General Electric Company Controlling total number of instructions executed to a desired number after iterations of monitoring for successively less number of instructions until a predetermined time period elapse
US9274904B2 (en) * 2013-06-18 2016-03-01 Advanced Micro Devices, Inc. Software only inter-compute unit redundant multithreading for GPUs
US9223843B1 (en) * 2013-12-02 2015-12-29 Amazon Technologies, Inc. Optimized log storage for asynchronous log updates
US10158709B1 (en) * 2015-06-19 2018-12-18 Amazon Technologies, Inc. Identifying data store requests for asynchronous processing
US10637795B2 (en) * 2017-04-11 2020-04-28 Cisco Technology, Inc. Identifying and managing connected nodes as reservable resources in a network
US11449367B2 (en) 2019-02-27 2022-09-20 International Business Machines Corporation Functional completion when retrying a non-interruptible instruction in a bi-modal execution environment
FR3108993A1 (fr) 2020-04-07 2021-10-08 Airbus Operations Procédé et système de synchronisation d’unités de calcul d’un aéronef.
US11269683B1 (en) * 2020-07-27 2022-03-08 United States Of America As Represented By The Secretary Of The Navy Agent conflict resolution
CN113132045A (zh) * 2021-03-25 2021-07-16 井芯微电子技术(天津)有限公司 冗余系统的时钟同步方法、冗余系统及网络系统
CN116149215B (zh) * 2022-12-02 2024-08-02 广东汇天航空航天科技有限公司 飞机旋翼控制方法、装置、电子设备以及存储介质

Family Cites Families (14)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CA2003338A1 (fr) * 1987-11-09 1990-06-09 Richard W. Cutts, Jr. Synchronisation d'un ordinateur insensible aux defaillances a processeurs multiples
US5226152A (en) * 1990-12-07 1993-07-06 Motorola, Inc. Functional lockstep arrangement for redundant processors
US5339404A (en) * 1991-05-28 1994-08-16 International Business Machines Corporation Asynchronous TMR processing system
CA2177850A1 (fr) * 1993-12-01 1995-06-08 Thomas Dale Bissett Traitement informatique resilient/insensible aux defaillances
US6141769A (en) * 1996-05-16 2000-10-31 Resilience Corporation Triple modular redundant computer system and associated method
US5790397A (en) * 1996-09-17 1998-08-04 Marathon Technologies Corporation Fault resilient/fault tolerant computing
US5896523A (en) * 1997-06-04 1999-04-20 Marathon Technologies Corporation Loosely-coupled, synchronized execution
US6374364B1 (en) * 1998-01-20 2002-04-16 Honeywell International, Inc. Fault tolerant computing system using instruction counting
US6223304B1 (en) * 1998-06-18 2001-04-24 Telefonaktiebolaget Lm Ericsson (Publ) Synchronization of processors in a fault tolerant multi-processor system
US6928583B2 (en) * 2001-04-11 2005-08-09 Stratus Technologies Bermuda Ltd. Apparatus and method for two computing elements in a fault-tolerant server to execute instructions in lockstep
DE10133652A1 (de) * 2001-07-11 2003-01-30 Siemens Ag Zentraleinheit für ein redundantes Automatisierungssystem
JP2004046599A (ja) * 2002-07-12 2004-02-12 Nec Corp フォルトトレラントコンピュータ装置、その再同期化方法及び再同期化プログラム
EP1398701A1 (fr) * 2002-09-12 2004-03-17 Siemens Aktiengesellschaft Méthode pour synchronizer des évèments, en particulier pour des systèmes à tolerance de fautes
US7426656B2 (en) * 2004-03-30 2008-09-16 Hewlett-Packard Development Company, L.P. Method and system executing user programs on non-deterministic processors

Also Published As

Publication number Publication date
US20080196037A1 (en) 2008-08-14
FR2912526A1 (fr) 2008-08-15
US8205201B2 (en) 2012-06-19

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