JP2005100259A - ドライブの２重障害を防止するアレイ型ディスク装置、プログラム、及び方法 - Google Patents

ドライブの２重障害を防止するアレイ型ディスク装置、プログラム、及び方法 Download PDF

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Publication number
JP2005100259A
JP2005100259A JP2003335465A JP2003335465A JP2005100259A JP 2005100259 A JP2005100259 A JP 2005100259A JP 2003335465 A JP2003335465 A JP 2003335465A JP 2003335465 A JP2003335465 A JP 2003335465A JP 2005100259 A JP2005100259 A JP 2005100259A
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Prior art keywords
disk device
disk
data
error
array type
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Pending
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JP2003335465A
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English (en)
Japanese (ja)
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JP2005100259A5 (https=
Inventor
Ikuya Yagisawa
育哉 八木沢
Dakejiyu Okamoto
岳樹 岡本
Naoto Matsunami
直人 松並
Mikio Fukuoka
幹夫 福岡
Toshio Nakano
俊夫 中野
賢一 ▲高▼本
Kenichi Takamoto
Akira Yamamoto
山本　　彰
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Hitachi Ltd
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Hitachi Ltd
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Priority to JP2003335465A priority Critical patent/JP2005100259A/ja
Priority to US10/775,702 priority patent/US7383380B2/en
Priority to US11/067,085 priority patent/US7757042B2/en
Publication of JP2005100259A publication Critical patent/JP2005100259A/ja
Publication of JP2005100259A5 publication Critical patent/JP2005100259A5/ja
Priority to US12/793,988 priority patent/US7913039B2/en
Pending 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
    • G06F11/008—Reliability or availability analysis
    • 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
    • G06F11/2069—Management of state, configuration or failover
    • 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
    • G06F11/2094—Redundant storage or storage space
    • 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
    • G06F11/1658—Data re-synchronization of a redundant component, or initial sync of replacement, additional or spare unit
    • G06F11/1662—Data re-synchronization of a redundant component, or initial sync of replacement, additional or spare unit the resynchronized component or unit being a persistent storage device
    • 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
    • G06F11/2089—Redundant storage control functionality
    • 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
    • G06F11/2097—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 maintaining the standby controller/processing unit updated
    • 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
    • G06F2201/81—Threshold

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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)
  • Techniques For Improving Reliability Of Storages (AREA)
  • Debugging And Monitoring (AREA)
JP2003335465A 2003-09-26 2003-09-26 ドライブの２重障害を防止するアレイ型ディスク装置、プログラム、及び方法 Pending JP2005100259A (ja)

Priority Applications (4)

Application Number Priority Date Filing Date Title
JP2003335465A JP2005100259A (ja) 2003-09-26 2003-09-26 ドライブの２重障害を防止するアレイ型ディスク装置、プログラム、及び方法
US10/775,702 US7383380B2 (en) 2003-09-26 2004-02-09 Array-type disk apparatus preventing lost data and providing improved failure tolerance
US11/067,085 US7757042B2 (en) 2003-09-26 2005-02-25 Array-type disk apparatus preventing lost data and providing improved failure tolerance
US12/793,988 US7913039B2 (en) 2003-09-26 2010-06-04 Array-type disk apparatus preventing data lost and providing improved failure tolerance

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP2003335465A JP2005100259A (ja) 2003-09-26 2003-09-26 ドライブの２重障害を防止するアレイ型ディスク装置、プログラム、及び方法

Related Child Applications (1)

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JP2006012182A Division JP2006164304A (ja) 2006-01-20 2006-01-20 ドライブの２重障害を防止するアレイ型ディスク装置、プログラム、及び方法

Publications (2)

Publication Number Publication Date
JP2005100259A true JP2005100259A (ja) 2005-04-14
JP2005100259A5 JP2005100259A5 (https=) 2006-03-09

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JP2003335465A Pending JP2005100259A (ja) 2003-09-26 2003-09-26 ドライブの２重障害を防止するアレイ型ディスク装置、プログラム、及び方法

Country Status (2)

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US (3) US7383380B2 (https=)
JP (1) JP2005100259A (https=)

Cited By (9)

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JP2006301714A (ja) * 2005-04-15 2006-11-02 Toshiba Corp アレイコントローラ、当該アレイコントローラを含む情報処理装置及びディスクアレイ制御方法
JP2007206901A (ja) * 2006-01-31 2007-08-16 Toshiba Corp 情報処理装置、ｒａｉｄコントローラおよび情報処理装置のディスク制御方法
JPWO2007135731A1 (ja) * 2006-05-23 2009-09-24 富士通株式会社 ストレージ制御装置、ストレージ制御プログラム、ストレージ制御方法
JP2010160623A (ja) * 2009-01-07 2010-07-22 Nec Corp ディスクアレイコントローラ及びディスクアレイの冗長化方法
JP2013041455A (ja) * 2011-08-17 2013-02-28 Fujitsu Ltd ストレージシステム、ストレージ制御装置およびストレージ制御方法
JP2013041443A (ja) * 2011-08-17 2013-02-28 Fujitsu Ltd ストレージシステム、ストレージ制御装置およびストレージ制御方法
US8433882B2 (en) 2008-10-29 2013-04-30 Kabushiki Kaisha Toshiba Disk array control device and storage device
JP2015052960A (ja) * 2013-09-09 2015-03-19 富士通株式会社 ストレージ制御装置、ディスクアレイ装置の制御方法及びディスクアレイ装置の制御プログラム
US9507664B2 (en) 2013-05-07 2016-11-29 Fujitsu Limited Storage system including a plurality of storage units, a management device, and an information processing apparatus, and method for controlling the storage system

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JP2016184372A (ja) * 2015-03-27 2016-10-20 富士通株式会社 ストレージシステム，情報処理装置，パリティ生成プログラム及びパリティ生成方法
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KR102507302B1 (ko) 2018-01-22 2023-03-07 삼성전자주식회사 스토리지 장치 및 상기 스토리지 장치의 동작 방법
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Cited By (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2006301714A (ja) * 2005-04-15 2006-11-02 Toshiba Corp アレイコントローラ、当該アレイコントローラを含む情報処理装置及びディスクアレイ制御方法
US7779202B2 (en) 2005-04-15 2010-08-17 Kabushiki Kaisha Toshiba Apparatus and method for controlling disk array with redundancy and error counting
JP2007206901A (ja) * 2006-01-31 2007-08-16 Toshiba Corp 情報処理装置、ｒａｉｄコントローラおよび情報処理装置のディスク制御方法
JPWO2007135731A1 (ja) * 2006-05-23 2009-09-24 富士通株式会社 ストレージ制御装置、ストレージ制御プログラム、ストレージ制御方法
JP4704463B2 (ja) * 2006-05-23 2011-06-15 富士通株式会社 ストレージ制御装置、ストレージ制御プログラム、ストレージ制御方法
US8433882B2 (en) 2008-10-29 2013-04-30 Kabushiki Kaisha Toshiba Disk array control device and storage device
JP2010160623A (ja) * 2009-01-07 2010-07-22 Nec Corp ディスクアレイコントローラ及びディスクアレイの冗長化方法
JP2013041455A (ja) * 2011-08-17 2013-02-28 Fujitsu Ltd ストレージシステム、ストレージ制御装置およびストレージ制御方法
JP2013041443A (ja) * 2011-08-17 2013-02-28 Fujitsu Ltd ストレージシステム、ストレージ制御装置およびストレージ制御方法
US9047219B2 (en) 2011-08-17 2015-06-02 Fujitsu Limited Storage system, storage control device, and storage control method
US9507664B2 (en) 2013-05-07 2016-11-29 Fujitsu Limited Storage system including a plurality of storage units, a management device, and an information processing apparatus, and method for controlling the storage system
JP2015052960A (ja) * 2013-09-09 2015-03-19 富士通株式会社 ストレージ制御装置、ディスクアレイ装置の制御方法及びディスクアレイ装置の制御プログラム

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Publication number Publication date
US7913039B2 (en) 2011-03-22
US20050166084A1 (en) 2005-07-28
US20100241898A1 (en) 2010-09-23
US20050081087A1 (en) 2005-04-14
US7757042B2 (en) 2010-07-13
US7383380B2 (en) 2008-06-03

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