JP2005115771A - ディスクアレイ装置 - Google Patents

ディスクアレイ装置 Download PDF

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Publication number
JP2005115771A
JP2005115771A JP2003351030A JP2003351030A JP2005115771A JP 2005115771 A JP2005115771 A JP 2005115771A JP 2003351030 A JP2003351030 A JP 2003351030A JP 2003351030 A JP2003351030 A JP 2003351030A JP 2005115771 A JP2005115771 A JP 2005115771A
Authority
JP
Japan
Prior art keywords
voltage
disk
power supply
power
control unit
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
JP2003351030A
Other languages
English (en)
Japanese (ja)
Other versions
JP2005115771A5 (enExample
Inventor
Yasuhiro Sakakibara
康弘 榊原
Hiroshi Suzuki
弘志 鈴木
Hiromi Matsushige
博実 松重
Masato Ogawa
正人 小川
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
Priority to JP2003351030A priority Critical patent/JP2005115771A/ja
Priority to US10/745,571 priority patent/US7100059B2/en
Publication of JP2005115771A publication Critical patent/JP2005115771A/ja
Priority to US11/367,594 priority patent/US7206946B2/en
Publication of JP2005115771A5 publication Critical patent/JP2005115771A5/ja
Priority to US11/685,594 priority patent/US7296166B2/en
Priority to US11/905,202 priority patent/US7669066B2/en
Pending legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G06—COMPUTING OR CALCULATING; COUNTING
    • G06F—ELECTRIC DIGITAL DATA PROCESSING
    • G06F1/00—Details not covered by groups G06F3/00 - G06F13/00 and G06F21/00
    • G06F1/26—Power supply means, e.g. regulation thereof
    • G06F1/32—Means for saving power
    • G06F1/3203—Power management, i.e. event-based initiation of a power-saving mode
    • G—PHYSICS
    • G06—COMPUTING OR CALCULATING; COUNTING
    • G06F—ELECTRIC DIGITAL DATA PROCESSING
    • G06F1/00—Details not covered by groups G06F3/00 - G06F13/00 and G06F21/00
    • G06F1/26—Power supply means, e.g. regulation thereof
    • G—PHYSICS
    • G06—COMPUTING OR CALCULATING; COUNTING
    • G06F—ELECTRIC DIGITAL DATA PROCESSING
    • G06F1/00—Details not covered by groups G06F3/00 - G06F13/00 and G06F21/00
    • G06F1/26—Power supply means, e.g. regulation thereof
    • G06F1/32—Means for saving power
    • G06F1/3203—Power management, i.e. event-based initiation of a power-saving mode
    • G06F1/3234—Power saving characterised by the action undertaken
    • G06F1/3287—Power saving characterised by the action undertaken by switching off individual functional units in the computer system
    • G—PHYSICS
    • G06—COMPUTING OR CALCULATING; 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
    • G06F12/0804—Addressing of a memory level in which the access to the desired data or data block requires associative addressing means, e.g. caches with main memory updating
    • 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
    • G06F11/2015—Redundant power supplies
    • G—PHYSICS
    • G06—COMPUTING OR CALCULATING; 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 OR CALCULATING; COUNTING
    • G06F—ELECTRIC DIGITAL DATA PROCESSING
    • G06F2212/00—Indexing scheme relating to accessing, addressing or allocation within memory systems or architectures
    • G06F2212/26—Using a specific storage system architecture
    • G06F2212/261—Storage comprising a plurality of storage devices
    • G—PHYSICS
    • G06—COMPUTING OR CALCULATING; 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
    • G—PHYSICS
    • G06—COMPUTING OR CALCULATING; 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
    • G06F3/0625—Power saving in storage systems
    • G—PHYSICS
    • G06—COMPUTING OR CALCULATING; 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
    • G06F3/0646—Horizontal data movement in storage systems, i.e. moving data in between storage devices or systems
    • G06F3/065—Replication mechanisms
    • G—PHYSICS
    • G06—COMPUTING OR CALCULATING; 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
    • G06F3/0673—Single storage device
    • G—PHYSICS
    • G06—COMPUTING OR CALCULATING; 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
    • 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
    • Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02D—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN INFORMATION AND COMMUNICATION TECHNOLOGIES [ICT], I.E. INFORMATION AND COMMUNICATION TECHNOLOGIES AIMING AT THE REDUCTION OF THEIR OWN ENERGY USE
    • Y02D10/00—Energy efficient computing, e.g. low power processors, power management or thermal management

Landscapes

  • Engineering & Computer Science (AREA)
  • Theoretical Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Computer Hardware Design (AREA)
  • Computing Systems (AREA)
  • Power Sources (AREA)
JP2003351030A 2003-10-09 2003-10-09 ディスクアレイ装置 Pending JP2005115771A (ja)

Priority Applications (5)

Application Number Priority Date Filing Date Title
JP2003351030A JP2005115771A (ja) 2003-10-09 2003-10-09 ディスクアレイ装置
US10/745,571 US7100059B2 (en) 2003-10-09 2003-12-29 Disk array system having a first and second disk control unit each having cache memory, shared memory, a plurality of power units, a plurality of hard disks, and an AC/DC power supply
US11/367,594 US7206946B2 (en) 2003-10-09 2006-03-06 Disk drive system for starting destaging of unwritten cache memory data to disk drive upon detection of DC voltage level falling below predetermined value
US11/685,594 US7296166B2 (en) 2003-10-09 2007-03-13 Disk array system for starting destaging process of unwritten cache memory data to disk drive upon detecting DC voltage level falling below predetermined value
US11/905,202 US7669066B2 (en) 2003-10-09 2007-09-28 Disk array system having plural disk drives that controls supplying of power to a disk drive having finished a destaging process on a disk drive by disk drive basis

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP2003351030A JP2005115771A (ja) 2003-10-09 2003-10-09 ディスクアレイ装置

Publications (2)

Publication Number Publication Date
JP2005115771A true JP2005115771A (ja) 2005-04-28
JP2005115771A5 JP2005115771A5 (enExample) 2006-09-14

Family

ID=34419773

Family Applications (1)

Application Number Title Priority Date Filing Date
JP2003351030A Pending JP2005115771A (ja) 2003-10-09 2003-10-09 ディスクアレイ装置

Country Status (2)

Country Link
US (4) US7100059B2 (enExample)
JP (1) JP2005115771A (enExample)

Cited By (2)

* Cited by examiner, † Cited by third party
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JP2017219987A (ja) * 2016-06-07 2017-12-14 富士電機株式会社 電源中継ユニット
WO2017212674A1 (ja) * 2016-06-07 2017-12-14 富士電機株式会社 電源中継ユニット

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JP4230189B2 (ja) * 2002-10-03 2009-02-25 株式会社日立製作所 ディスクアレイ装置、及びその電源供給方法
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JP4391192B2 (ja) * 2003-10-09 2009-12-24 株式会社日立製作所 ディスクアレイ装置
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US20050081068A1 (en) 2005-04-14
US7206946B2 (en) 2007-04-17
US7669066B2 (en) 2010-02-23
US7100059B2 (en) 2006-08-29
US20070143639A1 (en) 2007-06-21
US20080034158A1 (en) 2008-02-07
US7296166B2 (en) 2007-11-13

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