HK1000075A1 - Computer controlled optimized pairing of disk units - Google Patents
Computer controlled optimized pairing of disk units Download PDFInfo
- Publication number
- HK1000075A1 HK1000075A1 HK97101603A HK97101603A HK1000075A1 HK 1000075 A1 HK1000075 A1 HK 1000075A1 HK 97101603 A HK97101603 A HK 97101603A HK 97101603 A HK97101603 A HK 97101603A HK 1000075 A1 HK1000075 A1 HK 1000075A1
- Authority
- HK
- Hong Kong
- Prior art keywords
- disk units
- disk
- protection
- level
- units
- Prior art date
Links
Classifications
-
- G—PHYSICS
- G06—COMPUTING OR CALCULATING; COUNTING
- G06F—ELECTRIC DIGITAL DATA PROCESSING
- G06F12/00—Accessing, addressing or allocating within memory systems or architectures
- G06F12/02—Addressing or allocation; Relocation
- G06F12/08—Addressing or allocation; Relocation in hierarchically structured memory systems, e.g. virtual memory systems
-
- G—PHYSICS
- G06—COMPUTING OR CALCULATING; 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
- G06F11/2069—Management of state, configuration or failover
-
- G—PHYSICS
- G06—COMPUTING OR CALCULATING; COUNTING
- G06F—ELECTRIC DIGITAL DATA PROCESSING
- G06F11/00—Error detection; Error correction; Monitoring
- G06F11/008—Reliability or availability analysis
-
- G—PHYSICS
- G11—INFORMATION STORAGE
- G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
- G11B20/00—Signal processing not specific to the method of recording or reproducing; Circuits therefor
- G11B20/10—Digital recording or reproducing
- G11B20/18—Error detection or correction; Testing, e.g. of drop-outs
- G11B20/1803—Error detection or correction; Testing, e.g. of drop-outs by redundancy in data representation
-
- 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 OR CALCULATING; 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
- G06F11/2257—Detection or location of defective computer hardware by testing during standby operation or during idle time, e.g. start-up testing using expert systems
Landscapes
- Engineering & Computer Science (AREA)
- Theoretical Computer Science (AREA)
- Quality & Reliability (AREA)
- Physics & Mathematics (AREA)
- General Engineering & Computer Science (AREA)
- General Physics & Mathematics (AREA)
- Signal Processing (AREA)
- Hardware Redundancy (AREA)
- Storage Device Security (AREA)
- Information Retrieval, Db Structures And Fs Structures Therefor (AREA)
- Signal Processing For Digital Recording And Reproducing (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US07/469,611 US5185884A (en) | 1990-01-24 | 1990-01-24 | Computer controlled optimized pairing of disk units |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| HK1000075A1 true HK1000075A1 (en) | 1997-11-14 |
| HK1000075B HK1000075B (en) | 1997-11-14 |
Family
ID=
Also Published As
| Publication number | Publication date |
|---|---|
| TW216457B (enExample) | 1993-11-21 |
| CN1053695A (zh) | 1991-08-07 |
| CN1067779C (zh) | 2001-06-27 |
| DE69030951D1 (de) | 1997-07-24 |
| CN1090071A (zh) | 1994-07-27 |
| JPH03226825A (ja) | 1991-10-07 |
| US5185884A (en) | 1993-02-09 |
| BR9100319A (pt) | 1991-10-22 |
| AU6835090A (en) | 1991-07-25 |
| AU640724B2 (en) | 1993-09-02 |
| EP0441090A2 (en) | 1991-08-14 |
| DE69030951T2 (de) | 1998-01-15 |
| US5167032A (en) | 1992-11-24 |
| JPH058447B2 (enExample) | 1993-02-02 |
| CA2030940A1 (en) | 1991-07-25 |
| CN1031084C (zh) | 1996-02-21 |
| EP0441090B1 (en) | 1997-06-18 |
| EP0441090A3 (en) | 1993-10-06 |
| SG70107A1 (en) | 2000-01-25 |
| CA2030940C (en) | 1995-11-21 |
| SG44411A1 (en) | 1997-12-19 |
| KR940001269B1 (ko) | 1994-02-18 |
| KR910014815A (ko) | 1991-08-31 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PF | Patent in force | ||
| PC | Patent ceased (i.e. patent has lapsed due to the failure to pay the renewal fee) |
Effective date: 20061228 |