SE346170B - - Google Patents
Info
- Publication number
- SE346170B SE346170B SE10196/69A SE1019669A SE346170B SE 346170 B SE346170 B SE 346170B SE 10196/69 A SE10196/69 A SE 10196/69A SE 1019669 A SE1019669 A SE 1019669A SE 346170 B SE346170 B SE 346170B
- Authority
- SE
- Sweden
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
- G06F11/20—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
- G06F11/14—Error detection or correction of the data by redundancy in operation
- G06F11/1402—Saving, restoring, recovering or retrying
- G06F11/1405—Saving, restoring, recovering or retrying at machine instruction level
- G06F11/141—Saving, restoring, recovering or retrying at machine instruction level for bus or memory accesses
-
- 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
- G06F11/2023—Failover techniques
- G06F11/2028—Failover techniques eliminating a faulty processor or activating a spare
-
- 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
- G06F11/2038—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 a single idle spare processing 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
- G06F11/20—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
- G06F11/2053—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 persistent mass storage functionality or persistent mass storage control functionality is redundant
- G06F11/2056—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 persistent mass storage functionality or persistent mass storage control functionality is redundant by mirroring
- G06F11/2058—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 persistent mass storage functionality or persistent mass storage control functionality is redundant by mirroring using more than 2 mirrored copies
-
- 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
- G06F11/2097—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 maintaining the standby controller/processing unit updated
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)
- Retry When Errors Occur (AREA)
- Debugging And Monitoring (AREA)
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| GB34429/68A GB1163859A (en) | 1968-07-19 | 1968-07-19 | Data Processing Systems |
| GB35457/68A GB1168414A (en) | 1968-07-19 | 1968-07-25 | Data Processing Systems |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| SE346170B true SE346170B (en) | 1972-06-26 |
Family
ID=26262285
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| SE10196/69A SE346170B (en) | 1968-07-19 | 1969-07-18 |
Country Status (8)
| Country | Link |
|---|---|
| BE (1) | BE734986A (en) |
| CH (1) | CH499157A (en) |
| DE (1) | DE1966991C3 (en) |
| ES (1) | ES369639A1 (en) |
| FR (2) | FR2014710A1 (en) |
| GB (2) | GB1163859A (en) |
| NL (1) | NL6911126A (en) |
| SE (1) | SE346170B (en) |
Families Citing this family (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5537641A (en) * | 1978-09-08 | 1980-03-15 | Fujitsu Ltd | Synchronization system for doubled processor |
| US4507751A (en) * | 1982-06-21 | 1985-03-26 | International Business Machines Corporation | Method and apparatus for logging journal data using a log write ahead data set |
| GB2132796A (en) * | 1982-11-25 | 1984-07-11 | Decca Ltd | Data logging system |
| JPS6054052A (en) * | 1983-09-02 | 1985-03-28 | Nec Corp | Processing continuing system |
| US5155678A (en) * | 1985-10-29 | 1992-10-13 | International Business Machines Corporation | Data availability in restartable data base system |
| JPH07319738A (en) * | 1994-05-23 | 1995-12-08 | Nec Commun Syst Ltd | Differential recording system |
| US8812781B2 (en) * | 2005-04-19 | 2014-08-19 | Hewlett-Packard Development Company, L.P. | External state cache for computer processor |
-
1968
- 1968-07-19 GB GB34429/68A patent/GB1163859A/en not_active Expired
- 1968-07-25 GB GB35457/68A patent/GB1168414A/en not_active Expired
-
1969
- 1969-06-23 BE BE734986D patent/BE734986A/xx unknown
- 1969-06-25 FR FR6921617A patent/FR2014710A1/fr active Pending
- 1969-06-25 FR FR6921611A patent/FR2014655A1/fr not_active Withdrawn
- 1969-07-11 CH CH1062469A patent/CH499157A/en not_active IP Right Cessation
- 1969-07-16 DE DE1966991A patent/DE1966991C3/en not_active Expired
- 1969-07-17 ES ES369639A patent/ES369639A1/en not_active Expired
- 1969-07-18 SE SE10196/69A patent/SE346170B/xx unknown
- 1969-07-18 NL NL6911126A patent/NL6911126A/xx unknown
Also Published As
| Publication number | Publication date |
|---|---|
| GB1163859A (en) | 1969-09-10 |
| DE1966991A1 (en) | 1976-02-05 |
| DE1936251B2 (en) | 1975-11-20 |
| CH499157A (en) | 1970-11-15 |
| FR2014710A1 (en) | 1970-04-17 |
| DE1966991B2 (en) | 1978-10-05 |
| NL6911126A (en) | 1970-01-21 |
| DE1966991C3 (en) | 1979-05-31 |
| FR2014655A1 (en) | 1970-04-17 |
| ES369639A1 (en) | 1971-04-01 |
| GB1168414A (en) | 1969-10-22 |
| BE734986A (en) | 1969-12-01 |
| DE1936251A1 (en) | 1970-01-22 |