GB8703191D0 - Computer system - Google Patents
Computer systemInfo
- Publication number
- GB8703191D0 GB8703191D0 GB8703191A GB8703191A GB8703191D0 GB 8703191 D0 GB8703191 D0 GB 8703191D0 GB 8703191 A GB8703191 A GB 8703191A GB 8703191 A GB8703191 A GB 8703191A GB 8703191 D0 GB8703191 D0 GB 8703191D0
- Authority
- GB
- United Kingdom
- Prior art keywords
- computer system
- computer
- 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.)
- Granted
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
- G06F9/52—Program synchronisation; Mutual exclusion, e.g. by means of semaphores
- G06F9/526—Mutual exclusion algorithms
-
- 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
- G06F11/202—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 processing functionality is redundant
- G06F11/2046—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 processing functionality is redundant where the redundant components share persistent storage
-
- 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
- G06F11/202—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 processing functionality is redundant
- G06F11/2041—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 processing functionality is redundant with more than one idle spare processing component
-
- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06F—ELECTRIC DIGITAL DATA PROCESSING
- G06F2209/00—Indexing scheme relating to G06F9/00
- G06F2209/52—Indexing scheme relating to G06F9/52
- G06F2209/522—Manager
Landscapes
- Engineering & Computer Science (AREA)
- Theoretical Computer Science (AREA)
- Physics & Mathematics (AREA)
- General Engineering & Computer Science (AREA)
- General Physics & Mathematics (AREA)
- Software Systems (AREA)
- Quality & Reliability (AREA)
- Hardware Redundancy (AREA)
- Multi Processors (AREA)
- Information Retrieval, Db Structures And Fs Structures Therefor (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP61039219A JPS62197858A (en) | 1986-02-26 | 1986-02-26 | Inter-system data base sharing system |
Publications (3)
Publication Number | Publication Date |
---|---|
GB8703191D0 true GB8703191D0 (en) | 1987-03-18 |
GB2188177A GB2188177A (en) | 1987-09-23 |
GB2188177B GB2188177B (en) | 1989-11-08 |
Family
ID=12547027
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
GB8703191A Expired GB2188177B (en) | 1986-02-26 | 1987-02-12 | Computer system having data resource and a pluralyt of data processors sharing the data resource and a control method therefor |
Country Status (2)
Country | Link |
---|---|
JP (1) | JPS62197858A (en) |
GB (1) | GB2188177B (en) |
Families Citing this family (19)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPH02105252A (en) * | 1988-10-14 | 1990-04-17 | Nec Corp | Lock processing system |
JPH02306355A (en) * | 1988-10-25 | 1990-12-19 | Apollo Computer Inc | Bus lock system |
US5167022A (en) * | 1988-10-25 | 1992-11-24 | Hewlett-Packard Company | Multiprocessor bus locking system with a winning processor broadcasting an ownership signal causing all processors to halt their requests |
US5175829A (en) * | 1988-10-25 | 1992-12-29 | Hewlett-Packard Company | Method and apparatus for bus lock during atomic computer operations |
DE69031443T2 (en) * | 1989-06-30 | 1998-04-23 | Digital Equipment Corp | Method and arrangement for controlling shadow memories |
US5239637A (en) * | 1989-06-30 | 1993-08-24 | Digital Equipment Corporation | Digital data management system for maintaining consistency of data in a shadow set |
EP0405861B1 (en) * | 1989-06-30 | 1995-08-16 | Digital Equipment Corporation | Transferring data in a digital data processing system |
US5210865A (en) * | 1989-06-30 | 1993-05-11 | Digital Equipment Corporation | Transferring data between storage media while maintaining host processor access for I/O operations |
US5247618A (en) * | 1989-06-30 | 1993-09-21 | Digital Equipment Corporation | Transferring data in a digital data processing system |
US5117352A (en) * | 1989-10-20 | 1992-05-26 | Digital Equipment Corporation | Mechanism for fail-over notification |
EP0457308B1 (en) * | 1990-05-18 | 1997-01-22 | Fujitsu Limited | Data processing system having an input/output path disconnecting mechanism and method for controlling the data processing system |
US5392397A (en) * | 1992-03-30 | 1995-02-21 | International Business Machines Corporation | Command execution system for using first and second commands to reserve and store second command related status information in memory portion respectively |
US5432929A (en) * | 1992-09-09 | 1995-07-11 | International Business Machines Corporation | Storage subsystem having a modifiable key-lock |
GB9408405D0 (en) * | 1994-04-28 | 1994-06-22 | Int Computers Ltd | High availibilty computer system |
US5913227A (en) * | 1997-03-24 | 1999-06-15 | Emc Corporation | Agent-implemented locking mechanism |
US6122714A (en) * | 1997-10-24 | 2000-09-19 | Compaq Computer Corp. | Order supporting mechanisms for use in a switch-based multi-processor system |
US7013305B2 (en) | 2001-10-01 | 2006-03-14 | International Business Machines Corporation | Managing the state of coupling facility structures, detecting by one or more systems coupled to the coupling facility, the suspended state of the duplexed command, detecting being independent of message exchange |
JP3365382B2 (en) | 2000-01-13 | 2003-01-08 | 日本電気株式会社 | Duplex system for transmission spread processing circuit in CDMA communication device |
WO2005003977A1 (en) | 2003-07-02 | 2005-01-13 | Satoshi Yamatake | Image database system |
Family Cites Families (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
EP0049423B1 (en) * | 1980-10-06 | 1987-04-01 | International Business Machines Corporation | Multiprocessor system |
US4432057A (en) * | 1981-11-27 | 1984-02-14 | International Business Machines Corporation | Method for the dynamic replication of data under distributed system control to control utilization of resources in a multiprocessing, distributed data base system |
CA1221464A (en) * | 1983-12-26 | 1987-05-05 | Hidehiko Nishida | Data processor system having improved data throughput of multiprocessor system |
US4709326A (en) * | 1984-06-29 | 1987-11-24 | International Business Machines Corporation | General locking/synchronization facility with canonical states and mapping of processors |
-
1986
- 1986-02-26 JP JP61039219A patent/JPS62197858A/en active Pending
-
1987
- 1987-02-12 GB GB8703191A patent/GB2188177B/en not_active Expired
Also Published As
Publication number | Publication date |
---|---|
GB2188177B (en) | 1989-11-08 |
JPS62197858A (en) | 1987-09-01 |
GB2188177A (en) | 1987-09-23 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
PCNP | Patent ceased through non-payment of renewal fee |
Effective date: 20020212 |