DE602005002713D1 - Informationsverarbeitungssystem mit redundanten Pfaden und Zugriffsverfahren - Google Patents

Informationsverarbeitungssystem mit redundanten Pfaden und Zugriffsverfahren

Info

Publication number
DE602005002713D1
DE602005002713D1 DE602005002713T DE602005002713T DE602005002713D1 DE 602005002713 D1 DE602005002713 D1 DE 602005002713D1 DE 602005002713 T DE602005002713 T DE 602005002713T DE 602005002713 T DE602005002713 T DE 602005002713T DE 602005002713 D1 DE602005002713 D1 DE 602005002713D1
Authority
DE
Germany
Prior art keywords
information processing
processing system
access methods
redundant paths
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.)
Active
Application number
DE602005002713T
Other languages
English (en)
Other versions
DE602005002713T2 (de
Inventor
Makoto Aoki
Takahiro Hayashi
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.)
Hitachi Ltd
Original Assignee
Hitachi Ltd
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 Hitachi Ltd filed Critical Hitachi Ltd
Publication of DE602005002713D1 publication Critical patent/DE602005002713D1/de
Application granted granted Critical
Publication of DE602005002713T2 publication Critical patent/DE602005002713T2/de
Active legal-status Critical Current
Anticipated expiration legal-status Critical

Links

Classifications

    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR COUNTING
    • G06F—ELECTRIC DIGITAL DATA PROCESSING
    • G06F11/00—Error detection; Error correction; Monitoring
    • G06F11/30—Monitoring
    • G06F11/34—Recording or statistical evaluation of computer activity, e.g. of down time, of input/output operation ; Recording or statistical evaluation of user activity, e.g. usability assessment
    • 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
    • G06F11/2002—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 interconnections or communication control functionality are redundant
    • G06F11/2007—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 interconnections or communication control functionality are redundant using redundant communication media
    • G06F11/201—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 interconnections or communication control functionality are redundant using redundant communication media between storage system components
    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR COUNTING
    • G06F—ELECTRIC DIGITAL DATA PROCESSING
    • G06F11/00—Error detection; Error correction; Monitoring
    • G06F11/008—Reliability or availability analysis
    • 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
    • G06F11/2002—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 interconnections or communication control functionality are redundant
    • G06F11/2005—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 interconnections or communication control functionality are redundant using redundant communication controllers
    • 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
    • G06F11/2002—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 interconnections or communication control functionality are redundant
    • G06F11/2007—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 interconnections or communication control functionality are redundant using redundant communication media
    • 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
    • G06F11/16—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
    • G06F11/2089—Redundant storage control functionality

Landscapes

  • Engineering & Computer Science (AREA)
  • Theoretical Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Quality & Reliability (AREA)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Computer Hardware Design (AREA)
  • Debugging And Monitoring (AREA)
  • Information Retrieval, Db Structures And Fs Structures Therefor (AREA)
  • Data Exchanges In Wide-Area Networks (AREA)
  • Hardware Redundancy (AREA)
DE602005002713T 2004-11-04 2005-11-03 Informationsverarbeitungssystem mit redundanten Pfaden und Zugriffsverfahren Active DE602005002713T2 (de)

Applications Claiming Priority (4)

Application Number Priority Date Filing Date Title
JP2004320036 2004-11-04
JP2004320036 2004-11-04
JP2004338353A JP4617847B2 (ja) 2004-11-04 2004-11-24 情報処理システム及びアクセス方法
JP2004338353 2004-11-24

Publications (2)

Publication Number Publication Date
DE602005002713D1 true DE602005002713D1 (de) 2007-11-15
DE602005002713T2 DE602005002713T2 (de) 2008-07-17

Family

ID=35825410

Family Applications (1)

Application Number Title Priority Date Filing Date
DE602005002713T Active DE602005002713T2 (de) 2004-11-04 2005-11-03 Informationsverarbeitungssystem mit redundanten Pfaden und Zugriffsverfahren

Country Status (4)

Country Link
US (2) US7577158B2 (de)
EP (2) EP1655666B1 (de)
JP (1) JP4617847B2 (de)
DE (1) DE602005002713T2 (de)

Families Citing this family (25)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CA2498174C (en) 2002-09-09 2010-04-13 Commvault Systems, Inc. Dynamic storage device pooling in a computer system
WO2004090740A1 (en) 2003-04-03 2004-10-21 Commvault Systems, Inc. System and method for dynamically sharing media in a computer network
US7809914B2 (en) 2004-11-05 2010-10-05 Commvault Systems, Inc. Methods and system of pooling storage devices
JP4691372B2 (ja) * 2005-03-09 2011-06-01 富士通株式会社 データ中継装置およびデータ中継方法
US8018835B1 (en) * 2005-12-30 2011-09-13 At&T Intellectual Property Ii, L.P. Method and apparatus for analyzing service disruptions in a communication network
WO2007094037A1 (ja) * 2006-02-13 2007-08-23 Fujitsu Limited 情報処理装置、システム制御装置および入出力リクエスト方法
JP4940967B2 (ja) * 2007-01-30 2012-05-30 富士通株式会社 ストレージシステム、ストレージ装置、ファームウェアの活***換方法、ファームウェアの活***換プログラム
JP2008191808A (ja) 2007-02-02 2008-08-21 Hitachi Ltd ストレージシステム
JP4984051B2 (ja) * 2007-03-08 2012-07-25 日本電気株式会社 動的縮退装置、方法
US20080281876A1 (en) * 2007-05-10 2008-11-13 Hitachi, Ltd. Methods and apparatus to recover data and configuration of storage system
JP2009009407A (ja) * 2007-06-28 2009-01-15 Hitachi Ltd 暗号機能を備えたストレージシステム及びデータ保証方法
JP4607942B2 (ja) * 2007-12-05 2011-01-05 富士通株式会社 ストレージシステムおよびルートスイッチ
JP4984077B2 (ja) * 2008-02-15 2012-07-25 日本電気株式会社 動的切り替え装置、動的切り替え方法、及び動的切り替えプログラム
JP2009217362A (ja) * 2008-03-07 2009-09-24 Nec Corp ディスクアレイ装置および制御方法
US8411584B1 (en) * 2008-03-31 2013-04-02 Olympus Corporation Wireless resource allocation system and method
WO2011042939A1 (en) * 2009-10-09 2011-04-14 Hitachi, Ltd. Storage control device building a logical unit based on storage devices coupled with different switches
US8380894B2 (en) * 2009-12-11 2013-02-19 International Business Machines Corporation I/O mapping-path tracking in a storage configuration
CN102137133B (zh) * 2010-01-22 2015-01-21 华为技术有限公司 内容分发的方法、***及调度服务器
US8619555B2 (en) * 2010-11-17 2013-12-31 Netapp, Inc. Method and system for path selection in a network
JP5668982B2 (ja) * 2011-03-31 2015-02-12 日本電気株式会社 ストレージシステム、アクセスパス状態更新方法およびアクセスパス状態更新プログラム
US8799608B1 (en) * 2011-12-29 2014-08-05 Emc Corporation Techniques involving flaky path detection
US8977787B1 (en) * 2012-06-28 2015-03-10 Emc Corporation Management of path operating mode transitions in multipathing host computer
TW201413461A (zh) * 2012-09-17 2014-04-01 Hon Hai Prec Ind Co Ltd 磁碟陣列卡擴展管理方法及系統
KR102507302B1 (ko) * 2018-01-22 2023-03-07 삼성전자주식회사 스토리지 장치 및 상기 스토리지 장치의 동작 방법
US11593223B1 (en) 2021-09-02 2023-02-28 Commvault Systems, Inc. Using resource pool administrative entities in a data storage management system to provide shared infrastructure to tenants

Family Cites Families (22)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US172636A (en) * 1876-01-25 Improvement in harness-trimmings
US107300A (en) * 1870-09-13 Improvement in shoe-stay stock and in machines for making the same
IT1111606B (it) * 1978-03-03 1986-01-13 Cselt Centro Studi Lab Telecom Sistema elaborativo modulare multiconfigurabile integrato con un sistema di preelaborazione
JPH0680492B2 (ja) 1984-09-29 1994-10-12 株式会社日立製作所 エラー回復方法
CA1299757C (en) 1987-08-28 1992-04-28 Brent Cameron Beardsley Device initiated partial system quiescing
US5633999A (en) 1990-11-07 1997-05-27 Nonstop Networks Limited Workstation-implemented data storage re-routing for server fault-tolerance on computer networks
JPH0512945A (ja) 1991-06-28 1993-01-22 Nec Corp 電磁継電器の接点
JPH0512945U (ja) * 1991-07-19 1993-02-19 株式会社東芝 デイスクシステム
US6260120B1 (en) * 1998-06-29 2001-07-10 Emc Corporation Storage mapping and partitioning among multiple host processors in the presence of login state changes and host controller replacement
JP4080629B2 (ja) * 1999-03-30 2008-04-23 株式会社東芝 アクセス制御装置及びプログラムを記憶したコンピュータ読み取り可能な記憶媒体
JP2001154929A (ja) * 1999-11-29 2001-06-08 Nec Software Shikoku Ltd 代替パス方式の管理方法とシステム
US6802021B1 (en) * 2001-01-23 2004-10-05 Adaptec, Inc. Intelligent load balancing for a multi-path storage system
US6769071B1 (en) * 2001-01-23 2004-07-27 Adaptec, Inc. Method and apparatus for intelligent failover in a multi-path system
US6904477B2 (en) 2001-04-13 2005-06-07 Sun Microsystems, Inc. Virtual host controller interface with multipath input/output
US6715054B2 (en) 2001-05-16 2004-03-30 Hitachi, Ltd. Dynamic reallocation of physical storage
US7406039B2 (en) 2002-02-26 2008-07-29 Dell Products L.P. System and method for a failover protocol in storage area network controllers
US7134040B2 (en) * 2002-04-17 2006-11-07 International Business Machines Corporation Method, system, and program for selecting a path to a device to use when sending data requests to the device
JP3862011B2 (ja) * 2002-08-30 2006-12-27 日本電気株式会社 フォールトトレラントコンピュータ及びそのディスク管理機構及びディスク管理プログラム
JP4107083B2 (ja) * 2002-12-27 2008-06-25 株式会社日立製作所 高可用ディスク制御装置とその障害処理方法及び高可用ディスクサブシステム
US7194662B2 (en) 2003-02-28 2007-03-20 International Business Machines Corporation Method, apparatus and program storage device for providing data path optimization
JP4012498B2 (ja) * 2003-11-18 2007-11-21 株式会社日立製作所 情報処理システム、情報処理装置、情報処理装置の制御方法及びプログラム
JP4172384B2 (ja) * 2003-11-28 2008-10-29 株式会社日立製作所 ディスクストレージのアクセスシステム

Also Published As

Publication number Publication date
JP2006154880A (ja) 2006-06-15
US20090271541A1 (en) 2009-10-29
DE602005002713T2 (de) 2008-07-17
EP1655666A3 (de) 2006-06-28
EP1655666A2 (de) 2006-05-10
EP1845451B1 (de) 2013-03-13
US20060092828A1 (en) 2006-05-04
US7577158B2 (en) 2009-08-18
JP4617847B2 (ja) 2011-01-26
EP1845451A2 (de) 2007-10-17
US8036238B2 (en) 2011-10-11
EP1845451A3 (de) 2012-01-25
EP1655666B1 (de) 2007-10-03

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