JP4439960B2 - ストレージ装置 - Google Patents

ストレージ装置 Download PDF

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Publication number
JP4439960B2
JP4439960B2 JP2004083120A JP2004083120A JP4439960B2 JP 4439960 B2 JP4439960 B2 JP 4439960B2 JP 2004083120 A JP2004083120 A JP 2004083120A JP 2004083120 A JP2004083120 A JP 2004083120A JP 4439960 B2 JP4439960 B2 JP 4439960B2
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JP
Japan
Prior art keywords
logical volume
data
stored
remote copy
volume
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Expired - Fee Related
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JP2004083120A
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English (en)
Japanese (ja)
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JP2005267569A5 (enExample
JP2005267569A (ja
Inventor
幸司 永田
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Hitachi Ltd
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Hitachi Ltd
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Priority to JP2004083120A priority Critical patent/JP4439960B2/ja
Application filed by Hitachi Ltd filed Critical Hitachi Ltd
Priority to US10/851,085 priority patent/US7127578B2/en
Priority to US11/039,815 priority patent/US7296118B2/en
Priority to US11/081,698 priority patent/US7343449B2/en
Publication of JP2005267569A publication Critical patent/JP2005267569A/ja
Publication of JP2005267569A5 publication Critical patent/JP2005267569A5/ja
Priority to US11/905,516 priority patent/US7861047B2/en
Priority to US11/987,459 priority patent/US7734870B2/en
Application granted granted Critical
Publication of JP4439960B2 publication Critical patent/JP4439960B2/ja
Priority to US12/767,896 priority patent/US7921269B2/en
Priority to US12/946,945 priority patent/US8209507B2/en
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

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    • 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
    • G06F11/2066—Optimisation of the communication load
    • 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
    • G06F11/14—Error detection or correction of the data by redundancy in operation
    • G06F11/1402—Saving, restoring, recovering or retrying
    • G06F11/1415—Saving, restoring, recovering or retrying at system level
    • G06F11/1435—Saving, restoring, recovering or retrying at system level using file system or storage system metadata
    • 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
    • G06F11/14—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 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
    • G06F11/14—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 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
    • G06F11/2071—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
    • 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
    • G06F11/14—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
    • G06F11/1464—Management of the backup or restore process for networked environments
    • G—PHYSICS
    • G06—COMPUTING OR CALCULATING; COUNTING
    • G06F—ELECTRIC DIGITAL DATA PROCESSING
    • G06F2201/00—Indexing scheme relating to error detection, to error correction, and to monitoring
    • G06F2201/84—Using snapshots, i.e. a logical point-in-time copy of the data

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  • Engineering & Computer Science (AREA)
  • Theoretical Computer Science (AREA)
  • Quality & Reliability (AREA)
  • Physics & Mathematics (AREA)
  • General Engineering & Computer Science (AREA)
  • General Physics & Mathematics (AREA)
  • Library & Information Science (AREA)
  • Information Retrieval, Db Structures And Fs Structures Therefor (AREA)
JP2004083120A 2004-03-22 2004-03-22 ストレージ装置 Expired - Fee Related JP4439960B2 (ja)

Priority Applications (8)

Application Number Priority Date Filing Date Title
JP2004083120A JP4439960B2 (ja) 2004-03-22 2004-03-22 ストレージ装置
US10/851,085 US7127578B2 (en) 2004-03-22 2004-05-24 Storage device and information management system
US11/039,815 US7296118B2 (en) 2004-03-22 2005-01-24 Storage device and information management system
US11/081,698 US7343449B2 (en) 2004-03-22 2005-03-17 Storage subsystem and storage system
US11/905,516 US7861047B2 (en) 2004-03-22 2007-10-02 Storage device and information management system
US11/987,459 US7734870B2 (en) 2004-03-22 2007-11-30 Storage subsystem and storage system
US12/767,896 US7921269B2 (en) 2004-03-22 2010-04-27 Storage subsystem and storage system for updating snapshot management information
US12/946,945 US8209507B2 (en) 2004-03-22 2010-11-16 Storage device and information management system

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP2004083120A JP4439960B2 (ja) 2004-03-22 2004-03-22 ストレージ装置

Publications (3)

Publication Number Publication Date
JP2005267569A JP2005267569A (ja) 2005-09-29
JP2005267569A5 JP2005267569A5 (enExample) 2007-03-08
JP4439960B2 true JP4439960B2 (ja) 2010-03-24

Family

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Family Applications (1)

Application Number Title Priority Date Filing Date
JP2004083120A Expired - Fee Related JP4439960B2 (ja) 2004-03-22 2004-03-22 ストレージ装置

Country Status (2)

Country Link
US (4) US7127578B2 (enExample)
JP (1) JP4439960B2 (enExample)

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* Cited by examiner, † Cited by third party
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JP4439960B2 (ja) * 2004-03-22 2010-03-24 株式会社日立製作所 ストレージ装置
JP2006048300A (ja) * 2004-08-03 2006-02-16 Hitachi Ltd ディスクアレイ装置群およびそのコピー処理方法
JP4550541B2 (ja) 2004-10-06 2010-09-22 株式会社日立製作所 ストレージシステム
JP4583150B2 (ja) * 2004-12-06 2010-11-17 株式会社日立製作所 ストレージシステム、及びストレージシステムにおけるスナップショットデータ作成方法
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JP4945118B2 (ja) * 2005-11-14 2012-06-06 株式会社日立製作所 記憶容量を効率的に使用する計算機システム
CN100447758C (zh) * 2005-12-14 2008-12-31 英业达股份有限公司 逻辑磁盘管理器的快照管理方法
JP4800031B2 (ja) * 2005-12-28 2011-10-26 株式会社日立製作所 ストレージシステム及びスナップショット管理方法
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JP4615595B2 (ja) * 2008-12-22 2011-01-19 富士通株式会社 ストレージスイッチ、ストレージシステム、データコピー方法
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Also Published As

Publication number Publication date
US8209507B2 (en) 2012-06-26
US7296118B2 (en) 2007-11-13
US20080034178A1 (en) 2008-02-07
US7127578B2 (en) 2006-10-24
JP2005267569A (ja) 2005-09-29
US7861047B2 (en) 2010-12-28
US20050210193A1 (en) 2005-09-22
US20050210209A1 (en) 2005-09-22
US20110066804A1 (en) 2011-03-17

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