KR102116702B1 - 데이터 미러링 제어 장치 및 방법 - Google Patents

데이터 미러링 제어 장치 및 방법 Download PDF

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KR102116702B1
KR102116702B1 KR1020130115579A KR20130115579A KR102116702B1 KR 102116702 B1 KR102116702 B1 KR 102116702B1 KR 1020130115579 A KR1020130115579 A KR 1020130115579A KR 20130115579 A KR20130115579 A KR 20130115579A KR 102116702 B1 KR102116702 B1 KR 102116702B1
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storage device
write
command
host
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KR20150035250A (ko
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이주평
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삼성전자 주식회사
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Priority to KR1020130115579A priority Critical patent/KR102116702B1/ko
Priority to US14/451,834 priority patent/US9983824B2/en
Priority to JP2014194063A priority patent/JP6690891B2/ja
Priority to EP14186369.6A priority patent/EP2854034B1/en
Priority to CN201410509938.6A priority patent/CN104516793B/zh
Publication of KR20150035250A publication Critical patent/KR20150035250A/ko
Priority to US15/952,866 priority patent/US10152272B2/en
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    • 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
    • G06F13/00—Interconnection of, or transfer of information or other signals between, memories, input/output devices or central processing units
    • G06F13/14—Handling requests for interconnection or transfer
    • 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
    • G06F11/2087—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 with a common controller
    • G—PHYSICS
    • G06—COMPUTING OR CALCULATING; COUNTING
    • G06F—ELECTRIC DIGITAL DATA PROCESSING
    • G06F12/00—Accessing, addressing or allocating within memory systems or architectures
    • G06F12/16—Protection against loss of memory contents
    • 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
    • G06F3/0604—Improving or facilitating administration, e.g. storage management
    • 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
    • G06F3/0655—Vertical data movement, i.e. input-output transfer; data movement between one or more hosts and one or more storage devices
    • G06F3/0659—Command handling arrangements, e.g. command buffers, queues, command scheduling
    • 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
    • G06F3/0689—Disk arrays, e.g. RAID, JBOD
    • 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
    • G06F2201/825—Indexing scheme relating to error detection, to error correction, and to monitoring the problem or solution involving locking

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  • Engineering & Computer Science (AREA)
  • Theoretical Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • General Engineering & Computer Science (AREA)
  • General Physics & Mathematics (AREA)
  • Human Computer Interaction (AREA)
  • Quality & Reliability (AREA)
  • Information Retrieval, Db Structures And Fs Structures Therefor (AREA)
  • Techniques For Improving Reliability Of Storages (AREA)
  • Signal Processing For Digital Recording And Reproducing (AREA)
KR1020130115579A 2013-09-27 2013-09-27 데이터 미러링 제어 장치 및 방법 Active KR102116702B1 (ko)

Priority Applications (6)

Application Number Priority Date Filing Date Title
KR1020130115579A KR102116702B1 (ko) 2013-09-27 2013-09-27 데이터 미러링 제어 장치 및 방법
US14/451,834 US9983824B2 (en) 2013-09-27 2014-08-05 Data mirroring control apparatus and method
JP2014194063A JP6690891B2 (ja) 2013-09-27 2014-09-24 データミラーリング制御装置及び方法
EP14186369.6A EP2854034B1 (en) 2013-09-27 2014-09-25 Data mirroring control apparatus and method
CN201410509938.6A CN104516793B (zh) 2013-09-27 2014-09-28 数据镜像控制设备和方法
US15/952,866 US10152272B2 (en) 2013-09-27 2018-04-13 Data mirroring control apparatus and method

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
KR1020130115579A KR102116702B1 (ko) 2013-09-27 2013-09-27 데이터 미러링 제어 장치 및 방법

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KR20150035250A KR20150035250A (ko) 2015-04-06
KR102116702B1 true KR102116702B1 (ko) 2020-05-29

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US (2) US9983824B2 (enExample)
EP (1) EP2854034B1 (enExample)
JP (1) JP6690891B2 (enExample)
KR (1) KR102116702B1 (enExample)
CN (1) CN104516793B (enExample)

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Publication number Publication date
US20150095570A1 (en) 2015-04-02
JP2015069651A (ja) 2015-04-13
EP2854034A3 (en) 2015-09-23
US10152272B2 (en) 2018-12-11
EP2854034B1 (en) 2017-03-29
JP6690891B2 (ja) 2020-04-28
US9983824B2 (en) 2018-05-29
EP2854034A2 (en) 2015-04-01
KR20150035250A (ko) 2015-04-06
US20180232150A1 (en) 2018-08-16
CN104516793A (zh) 2015-04-15
CN104516793B (zh) 2020-06-09

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