DE60001460T2 - Datenfernkopieren unter verwendung von potentiellen aufhebungsbefehlen - Google Patents
Datenfernkopieren unter verwendung von potentiellen aufhebungsbefehlenInfo
- Publication number
- DE60001460T2 DE60001460T2 DE60001460T DE60001460T DE60001460T2 DE 60001460 T2 DE60001460 T2 DE 60001460T2 DE 60001460 T DE60001460 T DE 60001460T DE 60001460 T DE60001460 T DE 60001460T DE 60001460 T2 DE60001460 T2 DE 60001460T2
- Authority
- DE
- Germany
- Prior art keywords
- controller
- remote copy
- primary
- indicators
- recording devices
- 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
- G06F11/16—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
- G06F11/2074—Asynchronous techniques
-
- 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
- G06F11/16—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
- G06F11/2064—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 while ensuring consistency
-
- 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
- Y10S707/99953—Recoverability
-
- 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 |
---|---|---|---|
US09/352,549 US6539462B1 (en) | 1999-07-12 | 1999-07-12 | Remote data copy using a prospective suspend command |
PCT/US2000/040330 WO2001004754A2 (en) | 1999-07-12 | 2000-07-07 | Remote data copy using a prospective suspend command |
Publications (2)
Publication Number | Publication Date |
---|---|
DE60001460D1 DE60001460D1 (de) | 2003-03-27 |
DE60001460T2 true DE60001460T2 (de) | 2003-10-23 |
Family
ID=23385590
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
DE60001460T Expired - Lifetime DE60001460T2 (de) | 1999-07-12 | 2000-07-07 | Datenfernkopieren unter verwendung von potentiellen aufhebungsbefehlen |
Country Status (7)
Country | Link |
---|---|
US (2) | US6539462B1 (de) |
EP (1) | EP1204923B1 (de) |
JP (1) | JP2003504756A (de) |
AU (1) | AU6953600A (de) |
CA (1) | CA2376242C (de) |
DE (1) | DE60001460T2 (de) |
WO (1) | WO2001004754A2 (de) |
Families Citing this family (101)
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FI19991811A (fi) * | 1999-08-25 | 2001-02-26 | Nokia Networks Oy | Menetelmä ja järjestelmä varmuuskopiointiin |
JP4434407B2 (ja) * | 2000-01-28 | 2010-03-17 | 株式会社日立製作所 | サブシステム及びこれらの統合システム |
JP4044717B2 (ja) * | 2000-03-31 | 2008-02-06 | 株式会社日立製作所 | 記憶サブシステムのデータ二重化方法及びデータ二重化システム |
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JP4175789B2 (ja) * | 2001-07-05 | 2008-11-05 | 株式会社日立製作所 | 記憶装置のファイルレベルリモートコピー方法 |
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JP4136615B2 (ja) | 2002-11-14 | 2008-08-20 | 株式会社日立製作所 | データベースシステム及びデータベースのアクセス方法 |
JP2004178254A (ja) * | 2002-11-27 | 2004-06-24 | Hitachi Ltd | 情報処理システム、ストレージシステム、記憶デバイス制御装置、及びプログラム |
JP4704660B2 (ja) * | 2002-12-18 | 2011-06-15 | 株式会社日立製作所 | 記憶デバイス制御装置の制御方法、記憶デバイス制御装置、及びプログラム |
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JP3974538B2 (ja) * | 2003-02-20 | 2007-09-12 | 株式会社日立製作所 | 情報処理システム |
JP4165747B2 (ja) * | 2003-03-20 | 2008-10-15 | 株式会社日立製作所 | 記憶システム、制御装置及び制御装置のプログラム |
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JP3414218B2 (ja) * | 1997-09-12 | 2003-06-09 | 株式会社日立製作所 | 記憶制御装置 |
US6301643B1 (en) * | 1998-09-03 | 2001-10-09 | International Business Machines Corporation | Multi-environment data consistency |
-
1999
- 1999-07-12 US US09/352,549 patent/US6539462B1/en not_active Expired - Lifetime
-
2000
- 2000-07-07 AU AU69536/00A patent/AU6953600A/en not_active Abandoned
- 2000-07-07 EP EP00957992A patent/EP1204923B1/de not_active Expired - Lifetime
- 2000-07-07 CA CA002376242A patent/CA2376242C/en not_active Expired - Fee Related
- 2000-07-07 JP JP2001510092A patent/JP2003504756A/ja active Pending
- 2000-07-07 WO PCT/US2000/040330 patent/WO2001004754A2/en active IP Right Grant
- 2000-07-07 DE DE60001460T patent/DE60001460T2/de not_active Expired - Lifetime
-
2003
- 2003-03-24 US US10/396,971 patent/US6789178B2/en not_active Expired - Fee Related
Also Published As
Publication number | Publication date |
---|---|
JP2003504756A (ja) | 2003-02-04 |
EP1204923B1 (de) | 2003-02-19 |
CA2376242A1 (en) | 2001-01-18 |
DE60001460D1 (de) | 2003-03-27 |
CA2376242C (en) | 2009-01-13 |
US6789178B2 (en) | 2004-09-07 |
US20030182526A1 (en) | 2003-09-25 |
US6539462B1 (en) | 2003-03-25 |
AU6953600A (en) | 2001-01-30 |
EP1204923A2 (de) | 2002-05-15 |
WO2001004754A3 (en) | 2001-09-13 |
WO2001004754A2 (en) | 2001-01-18 |
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