DE69802535T2 - Aktive fehlererkennung - Google Patents

Aktive fehlererkennung

Info

Publication number
DE69802535T2
DE69802535T2 DE69802535T DE69802535T DE69802535T2 DE 69802535 T2 DE69802535 T2 DE 69802535T2 DE 69802535 T DE69802535 T DE 69802535T DE 69802535 T DE69802535 T DE 69802535T DE 69802535 T2 DE69802535 T2 DE 69802535T2
Authority
DE
Germany
Prior art keywords
processors
failures
input
data communication
output
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 - Lifetime
Application number
DE69802535T
Other languages
English (en)
Other versions
DE69802535D1 (de
Inventor
C Lord
B Schwartz
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.)
Marathon Technologies Corp
Original Assignee
Marathon Technologies 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 Marathon Technologies Corp filed Critical Marathon Technologies Corp
Publication of DE69802535D1 publication Critical patent/DE69802535D1/de
Application granted granted Critical
Publication of DE69802535T2 publication Critical patent/DE69802535T2/de
Anticipated expiration legal-status Critical
Expired - Lifetime 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
    • G06F11/0703—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
    • G06F11/0751—Error or fault detection not based on redundancy
    • G06F11/0754—Error or fault detection not based on redundancy by exceeding limits
    • G06F11/0757—Error or fault detection not based on redundancy by exceeding limits by exceeding a time limit, i.e. time-out, e.g. watchdogs
    • 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
    • G06F11/1633—Error detection by comparing the output of redundant processing systems using mutual exchange of the output between the redundant processing components
DE69802535T 1997-07-11 1998-07-13 Aktive fehlererkennung Expired - Lifetime DE69802535T2 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US08/891,539 US5983371A (en) 1997-07-11 1997-07-11 Active failure detection
PCT/US1998/014451 WO1999003038A1 (en) 1997-07-11 1998-07-13 Active failure detection

Publications (2)

Publication Number Publication Date
DE69802535D1 DE69802535D1 (de) 2001-12-20
DE69802535T2 true DE69802535T2 (de) 2002-07-25

Family

ID=25398370

Family Applications (1)

Application Number Title Priority Date Filing Date
DE69802535T Expired - Lifetime DE69802535T2 (de) 1997-07-11 1998-07-13 Aktive fehlererkennung

Country Status (8)

Country Link
US (1) US5983371A (de)
EP (1) EP0993633B1 (de)
JP (1) JP4166939B2 (de)
AT (1) ATE208921T1 (de)
AU (1) AU737333B2 (de)
CA (1) CA2295853A1 (de)
DE (1) DE69802535T2 (de)
WO (1) WO1999003038A1 (de)

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US6381656B1 (en) * 1999-03-10 2002-04-30 Applied Microsystems Corporation Method and apparatus for monitoring input/output (“I/O”) performance in I/O processors
US6820213B1 (en) 2000-04-13 2004-11-16 Stratus Technologies Bermuda, Ltd. Fault-tolerant computer system with voter delay buffer
US6687851B1 (en) 2000-04-13 2004-02-03 Stratus Technologies Bermuda Ltd. Method and system for upgrading fault-tolerant systems
US6691225B1 (en) 2000-04-14 2004-02-10 Stratus Technologies Bermuda Ltd. Method and apparatus for deterministically booting a computer system having redundant components
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
US7260741B2 (en) * 2001-09-18 2007-08-21 Cedar Point Communications, Inc. Method and system to detect software faults
JP2003288279A (ja) 2002-03-28 2003-10-10 Hitachi Ltd 記憶装置間の障害検出方法、及びこれに用いられる記憶装置
US7096383B2 (en) 2002-08-29 2006-08-22 Cosine Communications, Inc. System and method for virtual router failover in a network routing system
US7562229B2 (en) * 2003-01-23 2009-07-14 Hewlett-Packard Development Company, L.P. Codeword-based auditing of computer systems and methods therefor
US7228545B2 (en) * 2003-01-23 2007-06-05 Hewlett-Packard Development Company, L.P. Methods and apparatus for managing the execution of a task among a plurality of autonomous processes
WO2004086225A1 (ja) * 2003-03-24 2004-10-07 Fujitsu Limited 仮想計算機システム
US20050066218A1 (en) * 2003-09-24 2005-03-24 Stachura Thomas L. Method and apparatus for alert failover
US7320127B2 (en) * 2003-11-25 2008-01-15 Cisco Technology, Inc. Configuration synchronization for redundant processors executing different versions of software
GB0402572D0 (en) * 2004-02-05 2004-03-10 Nokia Corp A method of organising servers
JP4128974B2 (ja) 2004-03-31 2008-07-30 富士通株式会社 レイヤ２ループ検知システム
CN100440799C (zh) * 2005-09-06 2008-12-03 华为技术有限公司 一种接入设备中主备板备份及倒换的方法
JP4619940B2 (ja) * 2005-12-21 2011-01-26 富士通株式会社 ネットワーク障害箇所検出装置及びネットワーク障害箇所検出方法
US7975166B2 (en) * 2008-03-05 2011-07-05 Alcatel Lucent System, method and computer readable medium for providing redundancy in a media delivery system
US8903893B2 (en) * 2011-11-15 2014-12-02 International Business Machines Corporation Diagnostic heartbeating in a distributed data processing environment
WO2016077570A1 (en) 2014-11-13 2016-05-19 Virtual Software Systems, Inc. System for cross-host, multi-thread session alignment
EP3717623A1 (de) * 2017-11-29 2020-10-07 Corning Incorporated Filtrierte zellkulturkappen und zellkulturverfahren

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EP0974912B1 (de) * 1993-12-01 2008-11-05 Marathon Technologies Corporation Fehlerbetriebssichere/Fehlertolerante Computerbetriebsmethode
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Also Published As

Publication number Publication date
US5983371A (en) 1999-11-09
AU8398098A (en) 1999-02-08
JP2001509657A (ja) 2001-07-24
DE69802535D1 (de) 2001-12-20
JP4166939B2 (ja) 2008-10-15
EP0993633A1 (de) 2000-04-19
EP0993633B1 (de) 2001-11-14
WO1999003038A1 (en) 1999-01-21
ATE208921T1 (de) 2001-11-15
CA2295853A1 (en) 1999-01-21
AU737333B2 (en) 2001-08-16

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8364 No opposition during term of opposition