DE69927258T2 - Verfahren und gerät um daten durch redundante datenspeichereinheiten zu kaskadieren - Google Patents
Verfahren und gerät um daten durch redundante datenspeichereinheiten zu kaskadieren Download PDFInfo
- Publication number
- DE69927258T2 DE69927258T2 DE69927258T DE69927258T DE69927258T2 DE 69927258 T2 DE69927258 T2 DE 69927258T2 DE 69927258 T DE69927258 T DE 69927258T DE 69927258 T DE69927258 T DE 69927258T DE 69927258 T2 DE69927258 T2 DE 69927258T2
- Authority
- DE
- Germany
- Prior art keywords
- cask
- storage units
- data
- data storage
- redundant
- 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 - Lifetime
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
- G06F11/14—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
- 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
- G06F11/2082—Data synchronisation
-
- 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
- G06F11/1446—Point-in-time backing up or restoration of persistent data
- G06F11/1448—Management of the data involved in backup or backup restore
- G06F11/1451—Management of the data involved in backup or backup restore by selection of backup contents
-
- 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
- G06F11/1446—Point-in-time backing up or restoration of persistent data
- G06F11/1458—Management of the backup or restore process
- G06F11/1466—Management of the backup or restore process to make the backup process non-disruptive
-
- 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
- G06F11/2069—Management of state, configuration or failover
-
- 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
- G06F11/1446—Point-in-time backing up or restoration of persistent data
- G06F11/1456—Hardware arrangements for backup
-
- 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
- G06F11/2053—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
- G06F11/2071—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 a plurality of controllers
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
- Y10S—TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y10S707/00—Data processing: database and file management or data structures
- Y10S707/99931—Database or file accessing
- Y10S707/99938—Concurrency, e.g. lock management in shared database
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
- Y10S—TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y10S707/00—Data processing: database and file management or data structures
- Y10S707/99941—Database schema or data structure
- Y10S707/99944—Object-oriented database structure
- Y10S707/99945—Object-oriented database structure processing
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
- Y10S—TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y10S707/00—Data processing: database and file management or data structures
- Y10S707/99951—File or database maintenance
- Y10S707/99952—Coherency, e.g. same view to multiple users
- Y10S707/99955—Archiving or backup
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US09/251,812 US6209002B1 (en) | 1999-02-17 | 1999-02-17 | Method and apparatus for cascading data through redundant data storage units |
PCT/US1999/023939 WO2000049500A1 (en) | 1999-02-17 | 1999-10-12 | Method and apparatus for cascading data through redundant data storage units |
Publications (2)
Publication Number | Publication Date |
---|---|
DE69927258D1 DE69927258D1 (de) | 2005-10-20 |
DE69927258T2 true DE69927258T2 (de) | 2006-06-14 |
Family
ID=22953524
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
DE69927258T Expired - Lifetime DE69927258T2 (de) | 1999-02-17 | 1999-10-12 | Verfahren und gerät um daten durch redundante datenspeichereinheiten zu kaskadieren |
Country Status (7)
Country | Link |
---|---|
US (3) | US6209002B1 (de) |
EP (2) | EP1605357A3 (de) |
JP (1) | JP3769190B2 (de) |
KR (1) | KR100562820B1 (de) |
DE (1) | DE69927258T2 (de) |
IL (3) | IL139069A0 (de) |
WO (1) | WO2000049500A1 (de) |
Families Citing this family (132)
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US6401178B1 (en) * | 1999-12-23 | 2002-06-04 | Emc Corporatiion | Data processing method and apparatus for enabling independent access to replicated data |
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-
1999
- 1999-02-17 US US09/251,812 patent/US6209002B1/en not_active Expired - Lifetime
- 1999-10-12 EP EP05106407A patent/EP1605357A3/de not_active Withdrawn
- 1999-10-12 EP EP99973704A patent/EP1071993B1/de not_active Expired - Lifetime
- 1999-10-12 JP JP2000600177A patent/JP3769190B2/ja not_active Expired - Lifetime
- 1999-10-12 DE DE69927258T patent/DE69927258T2/de not_active Expired - Lifetime
- 1999-10-12 KR KR1020007011519A patent/KR100562820B1/ko active IP Right Grant
- 1999-10-12 IL IL13906999A patent/IL139069A0/xx active IP Right Grant
- 1999-10-12 WO PCT/US1999/023939 patent/WO2000049500A1/en active Application Filing
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2000
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- 2000-12-19 US US09/740,281 patent/US6687718B2/en not_active Expired - Lifetime
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2004
- 2004-01-06 US US10/752,256 patent/US7313578B2/en not_active Expired - Lifetime
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- 2007-05-10 IL IL183096A patent/IL183096A/en not_active IP Right Cessation
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EP1605357A3 (de) | 2008-01-23 |
EP1071993B1 (de) | 2005-09-14 |
EP1605357A2 (de) | 2005-12-14 |
US7313578B2 (en) | 2007-12-25 |
JP2002542526A (ja) | 2002-12-10 |
EP1071993A1 (de) | 2001-01-31 |
US20040193660A1 (en) | 2004-09-30 |
US6209002B1 (en) | 2001-03-27 |
JP3769190B2 (ja) | 2006-04-19 |
KR20010042781A (ko) | 2001-05-25 |
US6687718B2 (en) | 2004-02-03 |
US20010007102A1 (en) | 2001-07-05 |
IL139069A (en) | 2008-04-13 |
IL139069A0 (en) | 2001-11-25 |
KR100562820B1 (ko) | 2006-03-23 |
WO2000049500A1 (en) | 2000-08-24 |
DE69927258D1 (de) | 2005-10-20 |
IL183096A (en) | 2008-04-13 |
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