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DE69939050D1 - Fehlerkorrekturverfahren und Speichersteuergerät in einer Datenverarbeitungsvorrichtung - Google Patents

Fehlerkorrekturverfahren und Speichersteuergerät in einer Datenverarbeitungsvorrichtung

Info

Publication number
DE69939050D1
DE69939050D1 DE69939050T DE69939050T DE69939050D1 DE 69939050 D1 DE69939050 D1 DE 69939050D1 DE 69939050 T DE69939050 T DE 69939050T DE 69939050 T DE69939050 T DE 69939050T DE 69939050 D1 DE69939050 D1 DE 69939050D1
Authority
DE
Germany
Prior art keywords
address
data processing
processing device
error correction
memory controller
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 - Fee Related
Application number
DE69939050T
Other languages
English (en)
Inventor
Takeo Fujimoto
Hisao Honma
Katsuhiro Okumoto
Osamu Sakaguchi
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 Software Engineering Co Ltd
Hitachi Ltd
Original Assignee
Hitachi Software Engineering Co Ltd
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 Software Engineering Co Ltd, Hitachi Ltd filed Critical Hitachi Software Engineering Co Ltd
Application granted granted Critical
Publication of DE69939050D1 publication Critical patent/DE69939050D1/de
Anticipated expiration legal-status Critical
Expired - Fee Related 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
    • G06F11/16—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
    • G06F11/07—Responding to the occurrence of a fault, e.g. fault tolerance
    • G06F11/0703—Error or fault processing not based on redundancy, i.e. by taking additional measures to deal with the error or fault not making use of redundancy in operation, in hardware, or in data representation
    • G06F11/0706—Error or fault processing not based on redundancy, i.e. by taking additional measures to deal with the error or fault not making use of redundancy in operation, in hardware, or in data representation the processing taking place on a specific hardware platform or in a specific software environment
    • G06F11/0721—Error or fault processing not based on redundancy, i.e. by taking additional measures to deal with the error or fault not making use of redundancy in operation, in hardware, or in data representation the processing taking place on a specific hardware platform or in a specific software environment within a central processing unit [CPU]
    • G06F11/0724—Error or fault processing not based on redundancy, i.e. by taking additional measures to deal with the error or fault not making use of redundancy in operation, in hardware, or in data representation the processing taking place on a specific hardware platform or in a specific software environment within a central processing unit [CPU] in a multiprocessor or a multi-core unit
    • 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
    • G06F11/0703—Error or fault processing not based on redundancy, i.e. by taking additional measures to deal with the error or fault not making use of redundancy in operation, in hardware, or in data representation
    • G06F11/0706—Error or fault processing not based on redundancy, i.e. by taking additional measures to deal with the error or fault not making use of redundancy in operation, in hardware, or in data representation the processing taking place on a specific hardware platform or in a specific software environment
    • G06F11/073—Error or fault processing not based on redundancy, i.e. by taking additional measures to deal with the error or fault not making use of redundancy in operation, in hardware, or in data representation the processing taking place on a specific hardware platform or in a specific software environment in a memory management context, e.g. virtual memory or cache management
    • 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
    • G06F11/0703—Error or fault processing not based on redundancy, i.e. by taking additional measures to deal with the error or fault not making use of redundancy in operation, in hardware, or in data representation
    • G06F11/079—Root cause analysis, i.e. error or fault diagnosis
    • 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
    • G06F11/1405—Saving, restoring, recovering or retrying at machine instruction level
    • G06F11/141—Saving, restoring, recovering or retrying at machine instruction level for bus or memory accesses

Landscapes

  • Engineering & Computer Science (AREA)
  • Theoretical Computer Science (AREA)
  • Quality & Reliability (AREA)
  • Physics & Mathematics (AREA)
  • General Engineering & Computer Science (AREA)
  • General Physics & Mathematics (AREA)
  • Health & Medical Sciences (AREA)
  • Biomedical Technology (AREA)
  • Hardware Redundancy (AREA)
  • Debugging And Monitoring (AREA)
  • Bus Control (AREA)
  • Memory System Of A Hierarchy Structure (AREA)
DE69939050T 1998-12-16 1999-09-02 Fehlerkorrekturverfahren und Speichersteuergerät in einer Datenverarbeitungsvorrichtung Expired - Fee Related DE69939050D1 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP35725498A JP4132322B2 (ja) 1998-12-16 1998-12-16 記憶制御装置およびその制御方法

Publications (1)

Publication Number Publication Date
DE69939050D1 true DE69939050D1 (de) 2008-08-21

Family

ID=18453188

Family Applications (1)

Application Number Title Priority Date Filing Date
DE69939050T Expired - Fee Related DE69939050D1 (de) 1998-12-16 1999-09-02 Fehlerkorrekturverfahren und Speichersteuergerät in einer Datenverarbeitungsvorrichtung

Country Status (4)

Country Link
US (1) US7302606B2 (de)
EP (1) EP1011047B1 (de)
JP (1) JP4132322B2 (de)
DE (1) DE69939050D1 (de)

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* Cited by examiner, † Cited by third party
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JP2003288279A (ja) 2002-03-28 2003-10-10 Hitachi Ltd 記憶装置間の障害検出方法、及びこれに用いられる記憶装置
US7565566B2 (en) * 2003-04-23 2009-07-21 Dot Hill Systems Corporation Network storage appliance with an integrated switch
US7627780B2 (en) 2003-04-23 2009-12-01 Dot Hill Systems Corporation Apparatus and method for deterministically performing active-active failover of redundant servers in a network storage appliance
US7401254B2 (en) * 2003-04-23 2008-07-15 Dot Hill Systems Corporation Apparatus and method for a server deterministically killing a redundant server integrated within the same network storage appliance chassis
US7380163B2 (en) * 2003-04-23 2008-05-27 Dot Hill Systems Corporation Apparatus and method for deterministically performing active-active failover of redundant servers in response to a heartbeat link failure
JP4454299B2 (ja) * 2003-12-15 2010-04-21 株式会社日立製作所 ディスクアレイ装置及びディスクアレイ装置の保守方法
US7450959B2 (en) * 2003-12-31 2008-11-11 Qualcomm Incorporated Wireless multiprocessor system-on-chip with unified memory and fault inhibitor
JP4585217B2 (ja) * 2004-03-29 2010-11-24 株式会社日立製作所 ストレージシステムおよびその制御方法
JP2006244123A (ja) * 2005-03-03 2006-09-14 Fujitsu Ltd データストレージシステム及びデータストレージ制御装置
JP4461485B2 (ja) * 2005-04-05 2010-05-12 株式会社ジェイテクト 分散制御装置
JP4645278B2 (ja) * 2005-04-15 2011-03-09 ソニー株式会社 光信号処理装置
US7590885B2 (en) * 2005-04-26 2009-09-15 Hewlett-Packard Development Company, L.P. Method and system of copying memory from a source processor to a target processor by duplicating memory writes
JP4414399B2 (ja) * 2006-01-30 2010-02-10 富士通株式会社 ディスク制御装置
US8055856B2 (en) * 2008-03-24 2011-11-08 Nvidia Corporation Lock mechanism to enable atomic updates to shared memory
JP5966243B2 (ja) 2010-12-20 2016-08-10 富士通株式会社 ストレージ装置及びストレージ装置の制御方法
JP5738471B2 (ja) * 2011-12-14 2015-06-24 株式会社日立製作所 ストレージ装置とそのメモリ制御方法
US20150248320A1 (en) * 2014-02-28 2015-09-03 Red Hat Israel, Ltd. Host-storage connectivity monitoring
US10514721B2 (en) 2017-05-08 2019-12-24 International Business Machines Corporation Validation of clock to provide security for time locked data
US10514859B2 (en) 2017-05-08 2019-12-24 International Business Machines Corporation Reduction of processing overhead for point in time copy to allow access to time locked data
US10489080B2 (en) 2017-05-08 2019-11-26 International Business Machines Corporation Point in time copy of time locked data in a storage controller
US10528435B2 (en) * 2017-05-08 2020-01-07 International Business Machines Corporation Performance efficient time locks on data in a storage controller

Family Cites Families (18)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3623014A (en) 1969-08-25 1971-11-23 Control Data Corp Computer communications system
US5680574A (en) * 1990-02-26 1997-10-21 Hitachi, Ltd. Data distribution utilizing a master disk unit for fetching and for writing to remaining disk units
US5155845A (en) 1990-06-15 1992-10-13 Storage Technology Corporation Data storage system for providing redundant copies of data on different disk drives
US5638506A (en) 1991-04-08 1997-06-10 Storage Technology Corporation Method for logically isolating a cache memory bank from a memory bank group
US5392425A (en) * 1991-08-30 1995-02-21 International Business Machines Corporation Channel-initiated retry and unit check for peripheral devices
JP2777301B2 (ja) 1992-01-07 1998-07-16 三菱電機株式会社 記録装置
US5581724A (en) 1992-10-19 1996-12-03 Storage Technology Corporation Dynamically mapped data storage subsystem having multiple open destage cylinders and method of managing that subsystem
US5572694A (en) * 1992-11-25 1996-11-05 Fujitsu Limited Virtual system for detecting access paths belonging to same group from plurality of access paths to reach device designated by command with reference to table
US5771367A (en) * 1992-12-17 1998-06-23 International Business Machines Corporation Storage controller and method for improved failure recovery using cross-coupled cache memories and nonvolatile stores
US5473752A (en) 1993-03-17 1995-12-05 Detector Electronics Corporation Fault isolation circuit
US5390326A (en) 1993-04-30 1995-02-14 The Foxboro Company Local area network with fault detection and recovery
JP3264465B2 (ja) * 1993-06-30 2002-03-11 株式会社日立製作所 記憶システム
US5790775A (en) * 1995-10-23 1998-08-04 Digital Equipment Corporation Host transparent storage controller failover/failback of SCSI targets and associated units
JP3628777B2 (ja) 1995-10-30 2005-03-16 株式会社日立製作所 外部記憶装置
US6032271A (en) 1996-06-05 2000-02-29 Compaq Computer Corporation Method and apparatus for identifying faulty devices in a computer system
JP3581765B2 (ja) 1996-09-20 2004-10-27 株式会社日立コミュニケーションテクノロジー 複合リング形ネットワークシステムにおけるパス切替方法及び装置
US5890219A (en) 1996-11-27 1999-03-30 Emc Corporation Redundant writing of data to cached storage system
US5862308A (en) * 1996-12-03 1999-01-19 Bull Hn Information Systems Inc. Fault intercept and resolution process independent of operating system

Also Published As

Publication number Publication date
JP4132322B2 (ja) 2008-08-13
US7302606B2 (en) 2007-11-27
JP2000181887A (ja) 2000-06-30
US20040153691A1 (en) 2004-08-05
EP1011047A2 (de) 2000-06-21
EP1011047B1 (de) 2008-07-09
EP1011047A3 (de) 2006-07-12

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Legal Events

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8364 No opposition during term of opposition
8339 Ceased/non-payment of the annual fee