KR100923990B1 - 플래시 저장 장치의 특성을 기반으로 한 컴퓨팅 시스템 - Google Patents
플래시 저장 장치의 특성을 기반으로 한 컴퓨팅 시스템 Download PDFInfo
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- KR100923990B1 KR100923990B1 KR1020070014974A KR20070014974A KR100923990B1 KR 100923990 B1 KR100923990 B1 KR 100923990B1 KR 1020070014974 A KR1020070014974 A KR 1020070014974A KR 20070014974 A KR20070014974 A KR 20070014974A KR 100923990 B1 KR100923990 B1 KR 100923990B1
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- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06F—ELECTRIC DIGITAL DATA PROCESSING
- G06F12/00—Accessing, addressing or allocating within memory systems or architectures
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- G—PHYSICS
- G06—COMPUTING; CALCULATING OR 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
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- G—PHYSICS
- G06—COMPUTING; CALCULATING OR 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
- G06F12/12—Replacement control
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- G—PHYSICS
- G06—COMPUTING; CALCULATING OR 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
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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
- G06F3/0602—Interfaces specially adapted for storage systems specifically adapted to achieve a particular effect
- G06F3/061—Improving I/O performance
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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
- G06F3/0638—Organizing or formatting or addressing of data
- G06F3/064—Management of blocks
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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
- G06F3/0668—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]
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Abstract
Description
Claims (10)
- 질의 명령을 발생하도록 구성된 호스트와; 그리고플래시 메모리들을 포함하며, 상기 질의 명령에 응답하여 상기 플래시 메모리들의 특성 정보를 상기 호스트로 전송하는 저장 장치를 포함하되,상기 호스트는 상기 저장 장치로부터 제공되는 상기 특성 정보에 따라 데이터 전송 단위와 클러스터 크기를 설정하도록 구성되고,상기 특성 정보는 상기 플래시 메모리들 각각에 저장되는 컴퓨팅 시스템.
- 삭제
- 제 1 항에 있어서,상기 특성 정보는 상기 플래시 메모리들의 페이지 크기 및 블록 크기를 포함하는 컴퓨팅 시스템.
- 제 1 항에 있어서,상기 호스트는상기 특성 정보에 따라 클러스터 크기를 설정하는 파일 시스템과; 그리고상기 특성 정보에 따라 데이터 전송 단위를 설정하는 장치 드라이버를 포함하는 컴퓨팅 시스템.
- 제 4 항에 있어서,상기 파일 시스템은 데이터 전송 시작이 페이지 시작 주소와 일치하도록 클러스터 크기를 설정하는 컴퓨팅 시스템.
- 제 1 항에 있어서,상기 저장 장치는 에스에스디를 포함하는 컴퓨팅 시스템.
- 호스트와; 그리고 플래시 메모리들을 포함하며, 상기 호스트와 통신하는 저장 장치를 포함하는 컴퓨팅 시스템에서 전송되는 데이터의 단위를 설정하는 방법에 있어서:상기 저장 장치로 질의 명령을 제공하는 단계와; 그리고상기 저장 장치로부터 제공되는 상기 플래시 메모리들의 특성 정보에 따라 클러스터 크기 및 데이터 전송 단위를 설정하는 단계를 포함하되,상기 특성 정보는 상기 플래시 메모리들 각각에 저장되는 것을 특징으로 하는 방법.
- 제 7 항에 있어서,상기 특성 정보는 상기 플래시 메모리들의 페이지 크기 및 블록 크기를 포함하는 것을 특징으로 하는 방법.
- 제 7 항에 있어서,상기 클러스터 크기는 데이터 전송 시작이 페이지 시작 주소와 일치하도록 설정되는 것을 특징으로 하는 방법.
- 제 7 항에 있어서,상기 저장 장치는 에스에스디를 포함하는 것을 특징으로 하는 방법.
Priority Applications (5)
Application Number | Priority Date | Filing Date | Title |
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KR1020070014974A KR100923990B1 (ko) | 2007-02-13 | 2007-02-13 | 플래시 저장 장치의 특성을 기반으로 한 컴퓨팅 시스템 |
US12/016,702 US20080195833A1 (en) | 2007-02-13 | 2008-01-18 | Systems, methods and computer program products for operating a data processing system in which a file system's unit of memory allocation is coordinated with a storage system's read/write operation unit |
DE200810009849 DE102008009849A1 (de) | 2007-02-13 | 2008-02-11 | Verfahren zum Betreiben eines Datenverarbeitungssystems, Verfahren zum Betreiben eines Datenspeicherelements, Datenverarbeitungssystem und Datenspeicherelement |
JP2008030430A JP2008198206A (ja) | 2007-02-13 | 2008-02-12 | データ処理システム並びにその動作方法、データ処理装置、そしてデータ格納装置の動作方法 |
CNA2008100966717A CN101271383A (zh) | 2007-02-13 | 2008-02-13 | 操作数据处理系统的系统、方法以及计算机程序产品 |
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KR1020070014974A KR100923990B1 (ko) | 2007-02-13 | 2007-02-13 | 플래시 저장 장치의 특성을 기반으로 한 컴퓨팅 시스템 |
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KR20080075706A KR20080075706A (ko) | 2008-08-19 |
KR100923990B1 true KR100923990B1 (ko) | 2009-10-28 |
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JP (1) | JP2008198206A (ko) |
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CN (1) | CN101271383A (ko) |
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KR20040100847A (ko) * | 2002-04-15 | 2004-12-02 | 소니 가부시끼 가이샤 | 데이터 기억 장치 |
KR20040100849A (ko) * | 2002-04-15 | 2004-12-02 | 소니 가부시끼 가이샤 | 데이터 기억 장치 |
WO2006019496A1 (en) | 2004-07-21 | 2006-02-23 | Sandisk Corporation | Fat analysis for optimized sequential cluster management |
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US20080195833A1 (en) | 2008-08-14 |
KR20080075706A (ko) | 2008-08-19 |
CN101271383A (zh) | 2008-09-24 |
JP2008198206A (ja) | 2008-08-28 |
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