DE10192712T1 - Verfahren und Einrichtung zur Verbesserung von Wiederauffindungsvorgängen in Plattenanordnungs-Speichergeräten - Google Patents

Verfahren und Einrichtung zur Verbesserung von Wiederauffindungsvorgängen in Plattenanordnungs-Speichergeräten

Info

Publication number
DE10192712T1
DE10192712T1 DE10192712T DE10192712T DE10192712T1 DE 10192712 T1 DE10192712 T1 DE 10192712T1 DE 10192712 T DE10192712 T DE 10192712T DE 10192712 T DE10192712 T DE 10192712T DE 10192712 T1 DE10192712 T1 DE 10192712T1
Authority
DE
Germany
Prior art keywords
storage devices
disk array
array storage
improving recovery
recovery
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.)
Pending
Application number
DE10192712T
Other languages
English (en)
Inventor
Douglas E Lecrone
Eugene D Pflueger
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
EMC Corp
Original Assignee
EMC Corp
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by EMC Corp filed Critical EMC Corp
Publication of DE10192712T1 publication Critical patent/DE10192712T1/de
Pending legal-status Critical Current

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
    • 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
    • G06F11/2064—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
    • 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
    • G06F2201/00—Indexing scheme relating to error detection, to error correction, and to monitoring
    • G06F2201/82—Solving problems relating to 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
    • Y10S707/99955—Archiving or backup
DE10192712T 2000-07-10 2001-07-09 Verfahren und Einrichtung zur Verbesserung von Wiederauffindungsvorgängen in Plattenanordnungs-Speichergeräten Pending DE10192712T1 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US09/613,118 US6754682B1 (en) 2000-07-10 2000-07-10 Method and apparatus for enabling consistent ancillary disk array storage device operations with respect to a main application
PCT/US2001/021589 WO2002005082A2 (en) 2000-07-10 2001-07-09 Method and apparatus for enhancing backup operations in disk array storage devices

Publications (1)

Publication Number Publication Date
DE10192712T1 true DE10192712T1 (de) 2003-01-16

Family

ID=24455936

Family Applications (1)

Application Number Title Priority Date Filing Date
DE10192712T Pending DE10192712T1 (de) 2000-07-10 2001-07-09 Verfahren und Einrichtung zur Verbesserung von Wiederauffindungsvorgängen in Plattenanordnungs-Speichergeräten

Country Status (5)

Country Link
US (2) US6754682B1 (de)
JP (1) JP3730620B2 (de)
DE (1) DE10192712T1 (de)
GB (1) GB2368430B (de)
WO (1) WO2002005082A2 (de)

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US7260636B2 (en) 2000-12-22 2007-08-21 Emc Corporation Method and apparatus for preventing unauthorized access by a network device
US6978355B2 (en) * 2001-11-13 2005-12-20 Seagate Technology Llc Cache memory transfer during a requested data retrieval operation
US7117386B2 (en) * 2002-08-21 2006-10-03 Emc Corporation SAR restart and going home procedures
US7039829B2 (en) * 2002-11-07 2006-05-02 Lsi Logic Corporation Apparatus and method for enhancing data availability by implementing inter-storage-unit communication
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
US7107483B2 (en) * 2002-11-15 2006-09-12 Lsi Logic Corporation Apparatus and method for enhancing data availability by leveraging primary/backup data storage volumes
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
JP4278452B2 (ja) * 2003-08-04 2009-06-17 株式会社日立製作所 計算機システム
US20050097353A1 (en) * 2003-10-10 2005-05-05 Bea Systems, Inc. Policy analysis tool
JP4575059B2 (ja) 2004-07-21 2010-11-04 株式会社日立製作所 ストレージ装置
US7565581B1 (en) * 2004-09-23 2009-07-21 Emc Corporation Error handling policy
US7668810B2 (en) * 2006-01-27 2010-02-23 International Business Machines Corporation Controlling consistency of data storage copies
US7624127B2 (en) * 2006-11-08 2009-11-24 International Business Machines Corporation Apparatus, system, and method for automating VTOC driven data set maintenance
JP4620134B2 (ja) * 2008-01-30 2011-01-26 株式会社日立製作所 記憶デバイス制御装置の制御方法及び記憶デバイス制御装置
US8706959B1 (en) * 2009-06-30 2014-04-22 Emc Corporation Virtual storage machine
CN102609378B (zh) * 2012-01-18 2016-03-30 中国科学院计算技术研究所 一种消息式内存访问装置及其访问方法
US10684788B1 (en) * 2017-12-15 2020-06-16 Veritas Technologies, LLC Data consistency during reverse replication
US11513687B2 (en) * 2020-10-29 2022-11-29 EMC IP Holding Company LLC Accessing storage space of a physical data fragment in a storage system

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Also Published As

Publication number Publication date
US6754682B1 (en) 2004-06-22
WO2002005082A3 (en) 2002-05-23
US7281157B2 (en) 2007-10-09
GB2368430A (en) 2002-05-01
GB2368430B (en) 2005-02-23
JP3730620B2 (ja) 2006-01-05
GB0201491D0 (en) 2002-03-13
WO2002005082A2 (en) 2002-01-17
JP2004503848A (ja) 2004-02-05
US20040193944A1 (en) 2004-09-30

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