IT1213507B - Disposizione per prova diagnostica in linea di un'unita'd'elaborazione di riserva fuorilinea in una configurazione conunita' di elaborazione in doppio. - Google Patents
Disposizione per prova diagnostica in linea di un'unita'd'elaborazione di riserva fuorilinea in una configurazione conunita' di elaborazione in doppio.Info
- Publication number
- IT1213507B IT1213507B IT8622080A IT2208086A IT1213507B IT 1213507 B IT1213507 B IT 1213507B IT 8622080 A IT8622080 A IT 8622080A IT 2208086 A IT2208086 A IT 2208086A IT 1213507 B IT1213507 B IT 1213507B
- Authority
- IT
- Italy
- Prior art keywords
- arrangement
- unit
- diagnostic test
- online diagnostic
- double
- Prior art date
Links
Classifications
-
- 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
-
- 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
-
- 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
- G06F11/2205—Detection or location of defective computer hardware by testing during standby operation or during idle time, e.g. start-up testing using arrangements specific to the hardware being tested
- G06F11/2236—Detection or location of defective computer hardware by testing during standby operation or during idle time, e.g. start-up testing using arrangements specific to the hardware being tested to test CPU or processors
Landscapes
- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Theoretical Computer Science (AREA)
- Computer Hardware Design (AREA)
- Quality & Reliability (AREA)
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Hardware Redundancy (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US06/795,051 US4684885A (en) | 1985-11-04 | 1985-11-04 | Arrangement for on-line diagnostic testing of an off-line standby processor in a duplicated processor configuration |
Publications (2)
Publication Number | Publication Date |
---|---|
IT8622080A0 IT8622080A0 (it) | 1986-10-22 |
IT1213507B true IT1213507B (it) | 1989-12-20 |
Family
ID=25164524
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
IT8622080A IT1213507B (it) | 1985-11-04 | 1986-10-22 | Disposizione per prova diagnostica in linea di un'unita'd'elaborazione di riserva fuorilinea in una configurazione conunita' di elaborazione in doppio. |
Country Status (4)
Country | Link |
---|---|
US (1) | US4684885A (it) |
BE (1) | BE905688A (it) |
CA (1) | CA1263759A (it) |
IT (1) | IT1213507B (it) |
Families Citing this family (32)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4979108A (en) * | 1985-12-20 | 1990-12-18 | Ag Communication Systems Corporation | Task synchronization arrangement and method for remote duplex processors |
JPH0690682B2 (ja) * | 1987-02-28 | 1994-11-14 | 日本電気株式会社 | マルチプロセツサシステムの障害処理方式 |
ATE78114T1 (de) * | 1987-04-22 | 1992-07-15 | Ibm | Adapterbusschalter zur verbesserung der verfuegbarkeit einer steuereinheit. |
US5287264A (en) * | 1988-08-05 | 1994-02-15 | Hitachi, Ltd. | Multicontroller apparatus, multicontroller system, nuclear reactor protection system, inverter control system and diagnostic device |
JPH0814797B2 (ja) * | 1988-11-14 | 1996-02-14 | 日本電気株式会社 | 二重化処理装置におけるチェック方法 |
WO1991008535A1 (en) * | 1989-11-27 | 1991-06-13 | Olin Corporation | Method and apparatus for providing backup process control |
US6181929B1 (en) * | 1996-05-20 | 2001-01-30 | Motorola, Inc. | Method for switching cell site controllers |
FR2762695B1 (fr) * | 1997-04-29 | 1999-05-28 | Bull Sa | Procede et dispositif de connexion de l'unite centrale d'un systeme de traitement de donnees a un sous-systeme de stockage de donnees a redondance |
US6021366A (en) * | 1997-06-30 | 2000-02-01 | Chrysler Corporation | Method for testing electrical wiring buck of vehicle |
US6363506B1 (en) * | 1999-04-13 | 2002-03-26 | Agere Systems Guardian Corp. | Method for self-testing integrated circuits |
US6425094B1 (en) | 1999-08-09 | 2002-07-23 | Sun Microsystems, Inc. | Diagnostic cage for testing redundant system controllers |
KR100319782B1 (ko) * | 1999-12-23 | 2002-01-09 | 오길록 | 동일한 저장장치를 물리적으로 공유하는 이중화 제어프로세서에서 저장장치의 데이터에 대한 일관성있는 접근보장 방법 |
US20040015762A1 (en) * | 2002-07-22 | 2004-01-22 | Finisar Corporation | Scalable system testing tools |
US20040015744A1 (en) * | 2002-07-22 | 2004-01-22 | Finisar Corporation | Scalable multithreaded network testing tool |
US7114106B2 (en) * | 2002-07-22 | 2006-09-26 | Finisar Corporation | Scalable network attached storage (NAS) testing tool |
US6889159B2 (en) * | 2002-07-22 | 2005-05-03 | Finisar Corporation | Scalable multithreaded system testing tool |
US20040015745A1 (en) * | 2002-07-22 | 2004-01-22 | Finisar Corporation | Scalable socketed testing tool |
US20040015755A1 (en) * | 2002-07-22 | 2004-01-22 | Finisar Corporation | Scalable scatter/gather I/O testing tool |
US20040015761A1 (en) * | 2002-07-22 | 2004-01-22 | Finisar Corporation | Scalable asynchronous I/O testing tool |
US7418367B2 (en) * | 2003-10-31 | 2008-08-26 | Hewlett-Packard Development Company, L.P. | System and method for testing a cell |
US7523346B2 (en) * | 2005-02-18 | 2009-04-21 | Hewlett-Packard Development Company, L.P. | Systems and methods for CPU repair |
US8667324B2 (en) * | 2005-02-18 | 2014-03-04 | Hewlett-Packard Development Company, L.P. | Systems and methods for CPU repair |
US7917804B2 (en) * | 2005-02-18 | 2011-03-29 | Hewlett-Packard Development Company, L.P. | Systems and methods for CPU repair |
US7603582B2 (en) * | 2005-02-18 | 2009-10-13 | Hewlett-Packard Development Company, L.P. | Systems and methods for CPU repair |
US8661289B2 (en) * | 2005-02-18 | 2014-02-25 | Hewlett-Packard Development Company, L.P. | Systems and methods for CPU repair |
US7694175B2 (en) * | 2005-02-18 | 2010-04-06 | Hewlett-Packard Development Company, L.P. | Methods and systems for conducting processor health-checks |
US7694174B2 (en) * | 2005-02-18 | 2010-04-06 | Hewlett-Packard Development Company, L.P. | Systems and methods for CPU repair |
US7607040B2 (en) * | 2005-02-18 | 2009-10-20 | Hewlett-Packard Development Company, L.P. | Methods and systems for conducting processor health-checks |
US7607038B2 (en) | 2005-02-18 | 2009-10-20 | Hewlett-Packard Development Company, L.P. | Systems and methods for CPU repair |
US7673171B2 (en) | 2005-02-18 | 2010-03-02 | Hewlett-Packard Development Company, L.P. | Systems and methods for CPU repair |
WO2011068177A1 (ja) * | 2009-12-02 | 2011-06-09 | 日本電気株式会社 | 二重化計算システム及び二重化計算方法 |
JP6489954B2 (ja) * | 2015-06-19 | 2019-03-27 | ルネサスエレクトロニクス株式会社 | 半導体装置及びその制御方法 |
Family Cites Families (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4141066A (en) * | 1977-09-13 | 1979-02-20 | Honeywell Inc. | Process control system with backup process controller |
US4542506A (en) * | 1981-06-30 | 1985-09-17 | Nec Home Electronics Ltd. | Control system having a self-diagnostic function |
DE3279929D1 (en) * | 1982-06-16 | 1989-10-12 | Boeing Co | Autopilot flight director system |
-
1985
- 1985-11-04 US US06/795,051 patent/US4684885A/en not_active Expired - Fee Related
-
1986
- 1986-10-07 CA CA000519976A patent/CA1263759A/en not_active Expired
- 1986-10-22 IT IT8622080A patent/IT1213507B/it active
- 1986-11-03 BE BE2/61081A patent/BE905688A/fr not_active IP Right Cessation
Also Published As
Publication number | Publication date |
---|---|
CA1263759A (en) | 1989-12-05 |
BE905688A (fr) | 1987-03-02 |
US4684885A (en) | 1987-08-04 |
IT8622080A0 (it) | 1986-10-22 |
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