KR102412978B1 - 이중 쓰기를 수행하는 스토리지 시스템 및 그것의 이중 쓰기 방법 - Google Patents

이중 쓰기를 수행하는 스토리지 시스템 및 그것의 이중 쓰기 방법 Download PDF

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KR102412978B1
KR102412978B1 KR1020160098623A KR20160098623A KR102412978B1 KR 102412978 B1 KR102412978 B1 KR 102412978B1 KR 1020160098623 A KR1020160098623 A KR 1020160098623A KR 20160098623 A KR20160098623 A KR 20160098623A KR 102412978 B1 KR102412978 B1 KR 102412978B1
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data
write request
storage device
journal
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KR20170080419A (ko
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지안지안 후오
최창호
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삼성전자주식회사
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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
    • G06F3/0638—Organizing or formatting or addressing of data
    • G06F3/064—Management of blocks
    • 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
    • G06F3/0608—Saving storage space on storage systems
    • 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
    • G06F12/0223—User address space allocation, e.g. contiguous or non contiguous base addressing
    • G06F12/023—Free address space management
    • G06F12/0238—Memory management in non-volatile memory, e.g. resistive RAM or ferroelectric memory
    • G06F12/0246—Memory management in non-volatile memory, e.g. resistive RAM or ferroelectric memory in block erasable memory, e.g. flash memory
    • G—PHYSICS
    • G06—COMPUTING OR CALCULATING; COUNTING
    • G06F—ELECTRIC DIGITAL DATA PROCESSING
    • G06F11/00—Error detection; Error correction; Monitoring
    • 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
    • G06F12/0223—User address space allocation, e.g. contiguous or non contiguous base addressing
    • G06F12/023—Free address space management
    • G06F12/0253—Garbage collection, i.e. reclamation of unreferenced memory
    • G—PHYSICS
    • G06—COMPUTING OR CALCULATING; COUNTING
    • G06F—ELECTRIC DIGITAL DATA PROCESSING
    • G06F16/00—Information retrieval; Database structures therefor; File system structures therefor
    • G06F16/10—File systems; File servers
    • G06F16/18—File system types
    • G06F16/1805—Append-only file systems, e.g. using logs or journals to store data
    • 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
    • G06F3/061—Improving I/O performance
    • G06F3/0611—Improving I/O performance in relation to response time
    • 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
    • G06F3/0614—Improving the reliability of storage systems
    • G06F3/0616—Improving the reliability of storage systems in relation to life time, e.g. increasing Mean Time Between Failures [MTBF]
    • 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
    • G06F3/0652—Erasing, e.g. deleting, data cleaning, moving of data to a wastebasket
    • 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
    • G06F3/0679—Non-volatile semiconductor memory device, e.g. flash memory, one time programmable memory [OTP]
    • 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
    • G06F2212/10—Providing a specific technical effect
    • G06F2212/1016—Performance improvement
    • 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
    • G06F2212/10—Providing a specific technical effect
    • G06F2212/1016—Performance improvement
    • G06F2212/1024—Latency reduction
    • 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
    • G06F2212/10—Providing a specific technical effect
    • G06F2212/1032—Reliability improvement, data loss prevention, degraded operation etc
    • G06F2212/1036—Life time enhancement
    • 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
    • G06F2212/10—Providing a specific technical effect
    • G06F2212/1041—Resource optimization
    • G06F2212/1044—Space efficiency improvement
    • 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
    • G06F2212/72—Details relating to flash memory management
    • G06F2212/7205—Cleaning, compaction, garbage collection, erase control

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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)
  • Databases & Information Systems (AREA)
  • Data Mining & Analysis (AREA)
  • Quality & Reliability (AREA)
  • Information Retrieval, Db Structures And Fs Structures Therefor (AREA)
  • Debugging And Monitoring (AREA)
  • Techniques For Improving Reliability Of Storages (AREA)
  • Memory System (AREA)
KR1020160098623A 2015-12-30 2016-08-02 이중 쓰기를 수행하는 스토리지 시스템 및 그것의 이중 쓰기 방법 Active KR102412978B1 (ko)

Applications Claiming Priority (4)

Application Number Priority Date Filing Date Title
US201562273323P 2015-12-30 2015-12-30
US62/273,323 2015-12-30
US15/089,237 2016-04-01
US15/089,237 US9959046B2 (en) 2015-12-30 2016-04-01 Multi-streaming mechanism to optimize journal based data storage systems on SSD

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KR20170080419A KR20170080419A (ko) 2017-07-10
KR102412978B1 true KR102412978B1 (ko) 2022-06-24

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US (1) US9959046B2 (enExample)
JP (1) JP6734768B2 (enExample)
KR (1) KR102412978B1 (enExample)
CN (1) CN106933747B (enExample)
TW (1) TWI702500B (enExample)

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CN107422992A (zh) * 2017-07-31 2017-12-01 郑州云海信息技术有限公司 一种SSD运行时Journal保存方法及系统
US11386002B2 (en) * 2018-10-04 2022-07-12 ScaleFlux, Inc. Enhancing solid-state storage device speed performance through stream-aware garbage collection
CN109491616B (zh) 2018-11-14 2022-05-24 三星（中国）半导体有限公司 数据的存储方法和设备
KR102850764B1 (ko) 2019-06-20 2025-08-25 삼성전자주식회사 맵핑 정보를 축약하는 플래시 변환 계층 구조를 이용하여 메모리 리소스를 관리하는 데이터 저장 장치
KR102698959B1 (ko) * 2020-01-29 2024-08-27 삼성전자주식회사 키-값 스토리지 장치들에 대한 입출력 성능을 향상을 위한 키 값 객체 입출력들 그룹화
CN113886002A (zh) 2020-06-17 2022-01-04 三星电子株式会社 存储装置和辅助虚拟机迁移的方法
WO2022114900A1 (ko) * 2020-11-27 2022-06-02 한국과학기술원 다중 명령어 큐 스토리지에서 순서 보장 단위를 정하는 방법 및 장치
KR20220086934A (ko) 2020-12-17 2022-06-24 에스케이하이닉스 주식회사 비휘발성 메모리 시스템의 저널링 제어 장치 및 방법
WO2024172345A2 (ko) * 2023-02-15 2024-08-22 한국과학기술원 선행쓰기 기반의 이중쓰기 방법 및 장치
US12411773B2 (en) 2023-05-25 2025-09-09 Sk Hynix Nand Product Solutions Corp. Host bandwidth optimized data stream memory writes
US20250383987A1 (en) * 2024-05-30 2025-12-18 Micron Technology, Inc. Time Estimates of Storage Space Tenants in Reducing Garbage Collection in a Data Storage Device based on Flexible Direct Placement

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US20170139825A1 (en) 2015-11-17 2017-05-18 HGST Netherlands B.V. Method of improving garbage collection efficiency of flash-oriented file systems using a journaling approach

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CN106933747B (zh) 2019-08-20
CN106933747A (zh) 2017-07-07
JP2017120626A (ja) 2017-07-06
JP6734768B2 (ja) 2020-08-05
US9959046B2 (en) 2018-05-01
TW201723857A (zh) 2017-07-01
US20170192687A1 (en) 2017-07-06
TWI702500B (zh) 2020-08-21
KR20170080419A (ko) 2017-07-10

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