ATE101935T1 - Digitale datenverarbeitungsvorrichtung. - Google Patents
Digitale datenverarbeitungsvorrichtung.Info
- Publication number
- ATE101935T1 ATE101935T1 AT87307179T AT87307179T ATE101935T1 AT E101935 T1 ATE101935 T1 AT E101935T1 AT 87307179 T AT87307179 T AT 87307179T AT 87307179 T AT87307179 T AT 87307179T AT E101935 T1 ATE101935 T1 AT E101935T1
- Authority
- AT
- Austria
- Prior art keywords
- memory
- cycle
- transfer
- unit
- signal
- Prior art date
Links
Classifications
-
- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06F—ELECTRIC DIGITAL DATA PROCESSING
- G06F11/00—Error detection; Error correction; Monitoring
- G06F11/07—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
- G06F11/2043—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 a common memory address space
-
- 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
- G06F11/1608—Error detection by comparing the output signals of redundant hardware
- G06F11/1616—Error detection by comparing the output signals of redundant hardware where the redundant component is an I/O device or an adapter therefor
-
- 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
- G06F11/1641—Error detection by comparing the output of redundant processing systems where the comparison is not performed by the 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
- G06F11/1666—Error detection or correction of the data by redundancy in hardware where the redundant component is memory or memory area
- G06F11/167—Error detection by comparing the memory output
-
- 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
- G11—INFORMATION STORAGE
- G11C—STATIC STORES
- G11C29/00—Checking stores for correct operation ; Subsequent repair; Testing stores during standby or offline operation
- G11C29/70—Masking faults in memories by using spares or by reconfiguring
- G11C29/74—Masking faults in memories by using spares or by reconfiguring using duplex memories, i.e. using dual 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
- G06F11/08—Error detection or correction by redundancy in data representation, e.g. by using checking codes
- G06F11/10—Adding special bits or symbols to the coded information, e.g. parity check, casting out 9's or 11's
-
- 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
-
- 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
-
- 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
- G06F11/07—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
Landscapes
- Engineering & Computer Science (AREA)
- Theoretical Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Quality & Reliability (AREA)
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Computer Hardware Design (AREA)
- Communication Control (AREA)
- Debugging And Monitoring (AREA)
- Techniques For Improving Reliability Of Storages (AREA)
- Test And Diagnosis Of Digital Computers (AREA)
- Bus Control (AREA)
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US89666786A | 1986-08-14 | 1986-08-14 | |
EP87307179A EP0256864B1 (de) | 1986-08-14 | 1987-08-14 | Digitale Datenverarbeitungsvorrichtung |
Publications (1)
Publication Number | Publication Date |
---|---|
ATE101935T1 true ATE101935T1 (de) | 1994-03-15 |
Family
ID=25406602
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
AT87307179T ATE101935T1 (de) | 1986-08-14 | 1987-08-14 | Digitale datenverarbeitungsvorrichtung. |
Country Status (4)
Country | Link |
---|---|
EP (1) | EP0256864B1 (de) |
JP (1) | JPS63113641A (de) |
AT (1) | ATE101935T1 (de) |
DE (1) | DE3789128T2 (de) |
Family Cites Families (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4371754A (en) * | 1980-11-19 | 1983-02-01 | Rockwell International Corporation | Automatic fault recovery system for a multiple processor telecommunications switching control |
US4453215A (en) * | 1981-10-01 | 1984-06-05 | Stratus Computer, Inc. | Central processing apparatus for fault-tolerant computing |
-
1987
- 1987-08-14 DE DE3789128T patent/DE3789128T2/de not_active Expired - Fee Related
- 1987-08-14 EP EP87307179A patent/EP0256864B1/de not_active Expired - Lifetime
- 1987-08-14 JP JP62201966A patent/JPS63113641A/ja active Pending
- 1987-08-14 AT AT87307179T patent/ATE101935T1/de not_active IP Right Cessation
Also Published As
Publication number | Publication date |
---|---|
EP0256864A2 (de) | 1988-02-24 |
DE3789128D1 (de) | 1994-03-31 |
DE3789128T2 (de) | 1994-09-29 |
EP0256864A3 (en) | 1989-11-08 |
JPS63113641A (ja) | 1988-05-18 |
EP0256864B1 (de) | 1994-02-23 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
RER | Ceased as to paragraph 5 lit. 3 law introducing patent treaties |