DE69702523D1 - Cache-speichersteuereinheit in einer raid-schnittstelle - Google Patents

Cache-speichersteuereinheit in einer raid-schnittstelle

Info

Publication number
DE69702523D1
DE69702523D1 DE69702523T DE69702523T DE69702523D1 DE 69702523 D1 DE69702523 D1 DE 69702523D1 DE 69702523 T DE69702523 T DE 69702523T DE 69702523 T DE69702523 T DE 69702523T DE 69702523 D1 DE69702523 D1 DE 69702523D1
Authority
DE
Germany
Prior art keywords
control unit
storage control
cache storage
raid interface
raid
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
Application number
DE69702523T
Other languages
English (en)
Other versions
DE69702523T2 (de
Inventor
S Weber
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.)
LSI Corp
Original Assignee
LSI Logic 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 LSI Logic Corp filed Critical LSI Logic Corp
Publication of DE69702523D1 publication Critical patent/DE69702523D1/de
Application granted granted Critical
Publication of DE69702523T2 publication Critical patent/DE69702523T2/de
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR COUNTING
    • G06F—ELECTRIC DIGITAL DATA PROCESSING
    • G06F3/00—Input arrangements for transferring data to be processed into a form capable of being handled by the computer; Output arrangements for transferring data from processing unit to output unit, e.g. interface arrangements
    • G06F3/06—Digital input from, or digital output to, record carriers, e.g. RAID, emulated record carriers or networked record carriers
    • G06F3/0601—Interfaces specially adapted for storage systems
    • G06F3/0602—Interfaces specially adapted for storage systems specifically adapted to achieve a particular effect
    • G06F3/0604—Improving or facilitating administration, e.g. storage management
    • G06F3/0607—Improving or facilitating administration, e.g. storage management by facilitating the process of upgrading existing storage systems, e.g. for improving compatibility between host and storage device
    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR COUNTING
    • G06F—ELECTRIC DIGITAL DATA PROCESSING
    • G06F12/00—Accessing, addressing or allocating within memory systems or architectures
    • G06F12/02—Addressing or allocation; Relocation
    • G06F12/08—Addressing or allocation; Relocation in hierarchically structured memory systems, e.g. virtual memory systems
    • G06F12/0802—Addressing of a memory level in which the access to the desired data or data block requires associative addressing means, e.g. caches
    • G06F12/0866—Addressing of a memory level in which the access to the desired data or data block requires associative addressing means, e.g. caches for peripheral storage systems, e.g. disk cache
    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR COUNTING
    • G06F—ELECTRIC DIGITAL DATA PROCESSING
    • G06F12/00—Accessing, addressing or allocating within memory systems or architectures
    • G06F12/02—Addressing or allocation; Relocation
    • G06F12/08—Addressing or allocation; Relocation in hierarchically structured memory systems, e.g. virtual memory systems
    • G06F12/0802—Addressing of a memory level in which the access to the desired data or data block requires associative addressing means, e.g. caches
    • G06F12/0877—Cache access modes
    • G06F12/0879—Burst mode
    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR COUNTING
    • G06F—ELECTRIC DIGITAL DATA PROCESSING
    • G06F13/00—Interconnection of, or transfer of information or other signals between, memories, input/output devices or central processing units
    • G06F13/38—Information transfer, e.g. on bus
    • G06F13/40—Bus structure
    • G06F13/4004—Coupling between buses
    • G06F13/4027—Coupling between buses using bus bridges
    • G06F13/405—Coupling between buses using bus bridges where the bridge performs a synchronising function
    • G06F13/4059—Coupling between buses using bus bridges where the bridge performs a synchronising function where the synchronisation uses buffers, e.g. for speed matching between buses
    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR COUNTING
    • G06F—ELECTRIC DIGITAL DATA PROCESSING
    • G06F3/00—Input arrangements for transferring data to be processed into a form capable of being handled by the computer; Output arrangements for transferring data from processing unit to output unit, e.g. interface arrangements
    • G06F3/06—Digital input from, or digital output to, record carriers, e.g. RAID, emulated record carriers or networked record carriers
    • G06F3/0601—Interfaces specially adapted for storage systems
    • G06F3/0628—Interfaces specially adapted for storage systems making use of a particular technique
    • G06F3/0655—Vertical data movement, i.e. input-output transfer; data movement between one or more hosts and one or more storage devices
    • G06F3/0658—Controller construction arrangements
    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR COUNTING
    • G06F—ELECTRIC DIGITAL DATA PROCESSING
    • G06F3/00—Input arrangements for transferring data to be processed into a form capable of being handled by the computer; Output arrangements for transferring data from processing unit to output unit, e.g. interface arrangements
    • G06F3/06—Digital input from, or digital output to, record carriers, e.g. RAID, emulated record carriers or networked record carriers
    • G06F3/0601—Interfaces specially adapted for storage systems
    • G06F3/0668—Interfaces specially adapted for storage systems adopting a particular infrastructure
    • G06F3/0671—In-line storage system
    • G06F3/0683—Plurality of storage devices
    • G06F3/0689—Disk arrays, e.g. RAID, JBOD
    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR COUNTING
    • G06F—ELECTRIC DIGITAL DATA PROCESSING
    • G06F2212/00—Indexing scheme relating to accessing, addressing or allocation within memory systems or architectures
    • G06F2212/31—Providing disk cache in a specific location of a storage system
    • G06F2212/312—In storage controller

Landscapes

  • Engineering & Computer Science (AREA)
  • Theoretical Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Human Computer Interaction (AREA)
  • Computer Hardware Design (AREA)
  • Memory System Of A Hierarchy Structure (AREA)
DE69702523T 1996-06-28 1997-05-30 Cache-speichersteuereinheit in einer raid-schnittstelle Expired - Lifetime DE69702523T2 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US08/673,654 US5937174A (en) 1996-06-28 1996-06-28 Scalable hierarchial memory structure for high data bandwidth raid applications
PCT/GB1997/001474 WO1998000776A1 (en) 1996-06-28 1997-05-30 Cache memory controller in a raid interface

Publications (2)

Publication Number Publication Date
DE69702523D1 true DE69702523D1 (de) 2000-08-17
DE69702523T2 DE69702523T2 (de) 2001-04-19

Family

ID=24703557

Family Applications (1)

Application Number Title Priority Date Filing Date
DE69702523T Expired - Lifetime DE69702523T2 (de) 1996-06-28 1997-05-30 Cache-speichersteuereinheit in einer raid-schnittstelle

Country Status (5)

Country Link
US (1) US5937174A (de)
EP (1) EP0907917B1 (de)
AU (1) AU2970797A (de)
DE (1) DE69702523T2 (de)
WO (1) WO1998000776A1 (de)

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US6789169B2 (en) * 2001-10-04 2004-09-07 Micron Technology, Inc. Embedded DRAM cache memory and method having reduced latency
US6985995B2 (en) 2002-03-29 2006-01-10 Panasas, Inc. Data file migration from a mirrored RAID to a non-mirrored XOR-based RAID without rewriting the data
JP2003345528A (ja) * 2002-05-22 2003-12-05 Hitachi Ltd 記憶システム
US20030236943A1 (en) * 2002-06-24 2003-12-25 Delaney William P. Method and systems for flyby raid parity generation
US7103826B2 (en) * 2003-07-31 2006-09-05 Hewlett-Packard Development Company, L.P. Memory system and controller for same
JP4468666B2 (ja) * 2003-08-22 2010-05-26 富士通株式会社 二重書込機能を有する装置およびストレージ制御装置
US7099994B2 (en) * 2003-09-29 2006-08-29 Hewlett-Packard Development Company, L.P. RAID memory system
JP4307202B2 (ja) * 2003-09-29 2009-08-05 株式会社日立製作所 記憶システム及び記憶制御装置
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US7230851B2 (en) * 2004-12-23 2007-06-12 Sandisk Corporation Reducing floating gate to floating gate coupling effect
US7483757B2 (en) * 2005-07-22 2009-01-27 Honeywell International, Inc. Control system migration
DE102006027355A1 (de) * 2006-06-13 2007-12-20 Mahle International Gmbh Kolben für einen Verbrennungsmotor und Verfahren zu dessen Herstellung
US8756371B2 (en) 2011-10-12 2014-06-17 Lsi Corporation Methods and apparatus for improved raid parity computation in a storage controller
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US10102094B2 (en) * 2016-01-22 2018-10-16 Sony Interactive Entertainment Inc. Simulating legacy bus behavior for backwards compatibility

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Also Published As

Publication number Publication date
US5937174A (en) 1999-08-10
EP0907917A1 (de) 1999-04-14
EP0907917B1 (de) 2000-07-12
AU2970797A (en) 1998-01-21
DE69702523T2 (de) 2001-04-19
WO1998000776A1 (en) 1998-01-08

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Legal Events

Date Code Title Description
8364 No opposition during term of opposition
8328 Change in the person/name/address of the agent

Representative=s name: FIENER, J., PAT.-ANW., 87719 MINDELHEIM