GB2342479B - Information processing system - Google Patents
Information processing systemInfo
- Publication number
- GB2342479B GB2342479B GB9929773A GB9929773A GB2342479B GB 2342479 B GB2342479 B GB 2342479B GB 9929773 A GB9929773 A GB 9929773A GB 9929773 A GB9929773 A GB 9929773A GB 2342479 B GB2342479 B GB 2342479B
- Authority
- GB
- United Kingdom
- Prior art keywords
- information processing
- processing system
- information
- processing
- 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
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
- G06F11/1629—Error detection by comparing the output of redundant processing systems
- G06F11/1654—Error detection by comparing the output of redundant processing systems where the output of only one of the redundant processing components can drive the attached hardware, e.g. memory or I/O
-
- 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
- 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
- G06F11/18—Error detection or correction of the data by redundancy in hardware using passive fault-masking of the redundant circuits
- G06F11/181—Eliminating the failing redundant component
-
- 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
- G06F11/18—Error detection or correction of the data by redundancy in hardware using passive fault-masking of the redundant circuits
- G06F11/182—Error detection or correction of the data by redundancy in hardware using passive fault-masking of the redundant circuits based on mutual exchange of the output between 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
- G06F11/20—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
- G06F11/2002—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 interconnections or communication control functionality are redundant
- G06F11/2007—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 interconnections or communication control functionality are redundant using redundant communication media
-
- 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
- G06F11/14—Error detection or correction of the data by redundancy in operation
- G06F11/1402—Saving, restoring, recovering or retrying
-
- 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
-
- 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
Landscapes
- Engineering & Computer Science (AREA)
- Theoretical Computer Science (AREA)
- Quality & Reliability (AREA)
- Physics & Mathematics (AREA)
- General Engineering & Computer Science (AREA)
- General Physics & Mathematics (AREA)
- Hardware Redundancy (AREA)
Priority Applications (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
GB0007412A GB2345365B (en) | 1995-07-13 | 1996-07-08 | Information processing system |
GB9614344A GB2303234B (en) | 1995-07-13 | 1996-07-08 | Information processing system |
GB0007303A GB2345364B (en) | 1995-07-13 | 1996-07-08 | Information processing system |
Applications Claiming Priority (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP17710295 | 1995-07-13 | ||
JP07354196A JP3502216B2 (en) | 1995-07-13 | 1996-03-28 | Information processing equipment |
GB9614344A GB2303234B (en) | 1995-07-13 | 1996-07-08 | Information processing system |
Publications (3)
Publication Number | Publication Date |
---|---|
GB9929773D0 GB9929773D0 (en) | 2000-02-09 |
GB2342479A GB2342479A (en) | 2000-04-12 |
GB2342479B true GB2342479B (en) | 2000-08-09 |
Family
ID=27268383
Family Applications (2)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
GB0006990A Expired - Fee Related GB2345362B (en) | 1995-07-13 | 1996-07-08 | Information processing system |
GB9929773A Expired - Fee Related GB2342479B (en) | 1995-07-13 | 1996-07-08 | Information processing system |
Family Applications Before (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
GB0006990A Expired - Fee Related GB2345362B (en) | 1995-07-13 | 1996-07-08 | Information processing system |
Country Status (1)
Country | Link |
---|---|
GB (2) | GB2345362B (en) |
Families Citing this family (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US6539337B1 (en) * | 2000-06-15 | 2003-03-25 | Innovative Technology Licensing, Llc | Embedded diagnostic system and method |
JP4555713B2 (en) * | 2005-03-17 | 2010-10-06 | 富士通株式会社 | Error notification method and information processing apparatus |
JP4330547B2 (en) * | 2005-03-17 | 2009-09-16 | 富士通株式会社 | Information processing system control method, information processing system, information processing system control program, and redundant configuration control device |
US20240118901A1 (en) * | 2022-10-07 | 2024-04-11 | Xilinx, Inc. | Switching between redundant and non-redundant modes of software execution |
Citations (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
GB2268817A (en) * | 1992-07-17 | 1994-01-19 | Integrated Micro Products Ltd | Fault-tolerant computer system |
WO1994008293A1 (en) * | 1992-10-02 | 1994-04-14 | Compaq Computer Corporation | Method and apparatus for operating tightly coupled mirrored processors |
-
1996
- 1996-07-08 GB GB0006990A patent/GB2345362B/en not_active Expired - Fee Related
- 1996-07-08 GB GB9929773A patent/GB2342479B/en not_active Expired - Fee Related
Patent Citations (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
GB2268817A (en) * | 1992-07-17 | 1994-01-19 | Integrated Micro Products Ltd | Fault-tolerant computer system |
WO1994008293A1 (en) * | 1992-10-02 | 1994-04-14 | Compaq Computer Corporation | Method and apparatus for operating tightly coupled mirrored processors |
Also Published As
Publication number | Publication date |
---|---|
GB2345362B (en) | 2000-08-23 |
GB2342479A (en) | 2000-04-12 |
GB0006990D0 (en) | 2000-05-10 |
GB9929773D0 (en) | 2000-02-09 |
GB2345362A (en) | 2000-07-05 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
PCNP | Patent ceased through non-payment of renewal fee |
Effective date: 20050708 |