JP7368942B2 - メモリシステムを含むコンピュータシステム - Google Patents
メモリシステムを含むコンピュータシステム Download PDFInfo
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- JP7368942B2 JP7368942B2 JP2019000540A JP2019000540A JP7368942B2 JP 7368942 B2 JP7368942 B2 JP 7368942B2 JP 2019000540 A JP2019000540 A JP 2019000540A JP 2019000540 A JP2019000540 A JP 2019000540A JP 7368942 B2 JP7368942 B2 JP 7368942B2
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- 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
- G06F3/0646—Horizontal data movement in storage systems, i.e. moving data in between storage devices or systems
-
- 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
-
- 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
-
- 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
- G06F3/061—Improving I/O performance
-
- 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
- G06F3/0629—Configuration or reconfiguration of storage systems
- G06F3/0635—Configuration or reconfiguration of storage systems by changing the path, e.g. traffic rerouting, path reconfiguration
-
- 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
- G06F3/0638—Organizing or formatting or addressing of data
- G06F3/0644—Management of space entities, e.g. partitions, extents, pools
-
- 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
-
- 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
- G06F3/0659—Command handling arrangements, e.g. command buffers, queues, command scheduling
-
- 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
- G06F3/0673—Single storage device
-
- 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
- G06F3/0685—Hybrid storage combining heterogeneous device types, e.g. hierarchical storage, hybrid arrays
-
- 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
- G06F2212/72—Details relating to flash memory management
- G06F2212/7207—Details relating to flash memory management management of metadata or control data
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- Engineering & Computer Science (AREA)
- Theoretical Computer Science (AREA)
- Human Computer Interaction (AREA)
- Physics & Mathematics (AREA)
- General Engineering & Computer Science (AREA)
- General Physics & Mathematics (AREA)
- Computer Networks & Wireless Communication (AREA)
- Information Retrieval, Db Structures And Fs Structures Therefor (AREA)
- Memory System (AREA)
- Techniques For Improving Reliability Of Storages (AREA)
- Debugging And Monitoring (AREA)
Description
Claims (2)
- コンピュータシステムにおいて、
複数のメモリ装置の各々を制御する第1のコントローラ及び互いに種類の相違した複数のメモリ装置を備える第1のメモリシステムと、
前記第1のメモリシステムに含まれた複数のメモリ装置と種類の相違した追加的な複数のメモリ装置及び前記追加的な複数のメモリ装置を制御する第2のコントローラを備える第2のメモリシステムと、
前記第1のメモリシステム及び前記第2のメモリシステムとデータ通信するメモリボード管理部と、
を備え、
前記第1のコントローラ及び前記第2のコントローラは、
前記メモリボード管理部から受信されたターゲットデータに対するR/W割合を決定し、前記第1のメモリシステムに含まれた前記複数のメモリ装置の各々の閾値と前記第2のメモリシステムに含まれた前記追加的な複数のメモリ装置の各々の閾値とを前記R/W割合と比較し、前記複数のメモリ装置及び前記追加的な複数のメモリ装置のうち、前記ターゲットデータを格納するのに適したターゲットメモリ装置を選択し、前記ターゲットメモリ装置に前記ターゲットデータを格納し、
前記R/W割合は、前記ターゲットデータの書き込み回数に対する前記ターゲットデータの読み出し回数の割合であり、
前記複数のメモリ装置が第1のメモリ装置、第2のメモリ装置、及び第3のメモリ装置を備えるとき、
前記第1のコントローラは、前記R/W割合を前記第1のメモリ装置に対応する第1の閾値と比較し、前記R/W割合が前記第1の閾値より大きいか、同じ場合、前記ターゲットメモリ装置として前記第1のメモリ装置を選択し、
前記R/W割合が前記第1の閾値より小さい場合、
前記第1のコントローラは、前記R/W割合を前記第2のメモリ装置に対応する第2の閾値と比較し、前記R/W割合が前記第2の閾値より大きいか、同じ場合、前記ターゲットメモリ装置として前記第2のメモリ装置を選択し、
前記R/W割合が前記第2の閾値より小さい場合、
前記第1のコントローラは、前記R/W割合を前記第3のメモリ装置に対応する第3の閾値と比較し、前記R/W割合が前記第3の閾値より大きいか、同じ場合、前記ターゲットメモリ装置として前記第3のメモリ装置を選択し、
前記R/W割合が前記第3の閾値より小さい場合、
前記第1のコントローラは、前記ターゲットデータを前記メモリボード管理部に伝達し、
前記メモリボード管理部は、伝達された前記ターゲットデータを第2のコントローラに伝達し、
前記第2のコントローラは、追加メモリ装置に前記ターゲットデータを格納するコンピュータシステム。 - 前記R/W割合が第1の閾値あるいは第2の閾値あるいは第3の閾値より大きくなった場合、
前記第2のコントローラは、前記ターゲットデータを前記メモリボード管理部に提供し、
前記メモリボード管理部は、提供された前記ターゲットデータを第1のコントローラに伝達し、
前記第1のコントローラは、前記ターゲットデータを前記第1のメモリシステムに含まれた前記複数のメモリ装置のうち、いずれか1つのターゲットメモリ装置に格納する請求項1に記載のコンピュータシステム。
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
KR10-2018-0036122 | 2018-03-28 | ||
KR1020180036122A KR20190113437A (ko) | 2018-03-28 | 2018-03-28 | 메모리 시스템, 그것의 동작방법 및 메모리 시스템을 포함하는 컴퓨팅 시스템 |
Publications (2)
Publication Number | Publication Date |
---|---|
JP2019175433A JP2019175433A (ja) | 2019-10-10 |
JP7368942B2 true JP7368942B2 (ja) | 2023-10-25 |
Family
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Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
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JP2019000540A Active JP7368942B2 (ja) | 2018-03-28 | 2019-01-07 | メモリシステムを含むコンピュータシステム |
Country Status (5)
Country | Link |
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US (2) | US10754570B2 (ja) |
JP (1) | JP7368942B2 (ja) |
KR (1) | KR20190113437A (ja) |
CN (1) | CN110321071B (ja) |
TW (1) | TWI795505B (ja) |
Families Citing this family (3)
Publication number | Priority date | Publication date | Assignee | Title |
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JP2021052353A (ja) | 2019-09-26 | 2021-04-01 | 日本電気株式会社 | 送信側中継装置、システム、方法、及びプログラム |
US11520488B2 (en) * | 2020-04-22 | 2022-12-06 | Dell Products, L.P. | Method and apparatus for identifying a device missing from a consistency group |
TWI767584B (zh) * | 2021-02-24 | 2022-06-11 | 慧榮科技股份有限公司 | 資料儲存裝置以及非揮發式記憶體控制方法 |
Citations (4)
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JP2007115232A (ja) | 2005-09-22 | 2007-05-10 | Hitachi Ltd | 低消費電力記憶装置とその制御方法 |
JP2011128792A (ja) | 2009-12-16 | 2011-06-30 | Toshiba Corp | メモリ管理装置 |
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US7801994B2 (en) * | 2007-11-29 | 2010-09-21 | Hitachi, Ltd. | Method and apparatus for locating candidate data centers for application migration |
US8230123B2 (en) * | 2010-08-23 | 2012-07-24 | International Business Machines Corporation | Using information on input/output (I/O) sizes of accesses to an extent to determine a type of storage device for the extent |
JP2012094030A (ja) | 2010-10-28 | 2012-05-17 | Hitachi Ltd | 計算機システム及び処理制御方法 |
US8773904B2 (en) * | 2011-12-28 | 2014-07-08 | Apple Inc. | Optimized threshold search in analog memory cells |
KR101999132B1 (ko) | 2012-12-17 | 2019-10-01 | 삼성전자주식회사 | 가상 머신 환경에서 메모리 관리 방법 및 장치 |
US9792227B2 (en) | 2014-08-19 | 2017-10-17 | Samsung Electronics Co., Ltd. | Heterogeneous unified memory |
KR102491651B1 (ko) * | 2015-12-14 | 2023-01-26 | 삼성전자주식회사 | 비휘발성 메모리 모듈, 그것을 포함하는 컴퓨팅 시스템, 및 그것의 동작 방법 |
KR102435873B1 (ko) * | 2015-12-18 | 2022-08-25 | 삼성전자주식회사 | 스토리지 장치 및 그것의 리드 리클레임 방법 |
JP2018032323A (ja) * | 2016-08-26 | 2018-03-01 | 株式会社東芝 | 記憶装置、メモリic、および、メモリicへのライト処理方法 |
TWI602061B (zh) * | 2017-03-16 | 2017-10-11 | 群聯電子股份有限公司 | 資料寫入方法、記憶體儲存裝置與記憶體控制電路單元 |
KR102394695B1 (ko) | 2017-11-08 | 2022-05-10 | 에스케이하이닉스 주식회사 | 메모리 시스템 및 그것의 동작방법 |
-
2018
- 2018-03-28 KR KR1020180036122A patent/KR20190113437A/ko not_active IP Right Cessation
-
2019
- 2019-01-02 TW TW108100119A patent/TWI795505B/zh active
- 2019-01-03 US US16/238,726 patent/US10754570B2/en active Active
- 2019-01-07 JP JP2019000540A patent/JP7368942B2/ja active Active
- 2019-01-29 CN CN201910085149.7A patent/CN110321071B/zh active Active
-
2020
- 2020-07-17 US US16/932,157 patent/US20200348871A1/en not_active Abandoned
Patent Citations (4)
Publication number | Priority date | Publication date | Assignee | Title |
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JP2007115232A (ja) | 2005-09-22 | 2007-05-10 | Hitachi Ltd | 低消費電力記憶装置とその制御方法 |
JP2011128792A (ja) | 2009-12-16 | 2011-06-30 | Toshiba Corp | メモリ管理装置 |
US20170075812A1 (en) | 2015-09-16 | 2017-03-16 | Intel Corporation | Technologies for managing a dynamic read cache of a solid state drive |
US20170242609A1 (en) | 2016-02-23 | 2017-08-24 | SK Hynix Inc. | Memory system and operation method thereof |
Also Published As
Publication number | Publication date |
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TWI795505B (zh) | 2023-03-11 |
US10754570B2 (en) | 2020-08-25 |
TW201942750A (zh) | 2019-11-01 |
JP2019175433A (ja) | 2019-10-10 |
US20190303032A1 (en) | 2019-10-03 |
CN110321071A (zh) | 2019-10-11 |
US20200348871A1 (en) | 2020-11-05 |
CN110321071B (zh) | 2023-07-04 |
KR20190113437A (ko) | 2019-10-08 |
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