JP2000512041A - データ記憶装置 - Google Patents
データ記憶装置Info
- Publication number
- JP2000512041A JP2000512041A JP09535062A JP53506297A JP2000512041A JP 2000512041 A JP2000512041 A JP 2000512041A JP 09535062 A JP09535062 A JP 09535062A JP 53506297 A JP53506297 A JP 53506297A JP 2000512041 A JP2000512041 A JP 2000512041A
- Authority
- JP
- Japan
- Prior art keywords
- data
- memory
- area
- storage
- storage system
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Granted
Links
Classifications
-
- 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
-
- 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
-
- 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
- G06F3/0656—Data buffering arrangements
Landscapes
- Engineering & Computer Science (AREA)
- Theoretical Computer Science (AREA)
- Human Computer Interaction (AREA)
- Physics & Mathematics (AREA)
- General Engineering & Computer Science (AREA)
- General Physics & Mathematics (AREA)
- Signal Processing For Digital Recording And Reproducing (AREA)
- Memory System Of A Hierarchy Structure (AREA)
Abstract
Description
Claims (1)
- 【特許請求の範囲】 1.記憶装置(14)と、バッファメモリ(12)と、ユーザインタフェース( 18)と、メモリ制御装置(40)とを含み、メモリが、ユーザインタフェース と記憶装置の間で転送された全てのデータをバッファリングするために使用され るデータ記憶システムであって、メモリ制御装置(40)が、記憶装置(14) とメモリ(12)の間で転送するためにデータを直接コピーし、メモリ(12) とユーザインタフェース(18)の間でデータが転送されたときにデータを再編 成するように構成されていることを特徴とするシステム。 2.記憶装置が、単一動作で好都合にアクセスすることができる等しいサイズの 領域(14a、14b)に分割され、バッファメモリ(12)が記憶装置の領域 と等しい容量を有することを特徴とする請求の範囲第1項に記載のデータ記憶シ ステム。 3.前記データ制御装置(40)が、メモリの全容量の単位で記憶装置(14) にデータを転送する、また記憶装置(14)からデータを転送するように構成さ れていることを特徴とする請求の範囲第1項または第2項に記載のデータ記憶シ ステム。 4.それぞれがメモリ(12a、12b)へのデータ転送またはこれからのデー タ転送を実行するように構成された複数の記憶装置(10)を含むことを特徴と する請求の範囲第1項、第2項または第3項に記載のデータ記憶システム。 5.それぞれが前記一つまたは複数の記憶装置(10)の別々の領域からデータ をロードされるように構成された複数のメモリを含むことを特徴とする請求の範 囲第1項から第4項のいずれか一項に記載のデータ記憶システム。 6.記憶装置の領域が、その領域中に永久に常駐する所定数の論理的に連続的な データブロックと、前記領域の利用可能な物理記憶空間に好都合に収容すること ができるだけの非連続的なデータブロックとを含むことを特徴とする請求の範囲 第1項から第5項のいずれか一項に記載のデータ記憶システム。 7.永久に第一領域に常駐する一つまたは複数の論理的に連続的なデータブロッ クのサイズか増加する場合に、非連続的なデータブロックを第一領域から第二領 域に再配置し、物理記憶空間を生み出すことを特徴とする請求の範囲第1項から 第6項のいずれか一項に記載のデータ記憶システム。 8.非連続的なデータブロックを第一領域から第二領域に再配 置可能であり、それにより永久に第二領域に常駐する一つまたは複数の論理的に 連続的なデータブロックの物理的サイズの変化によって生じた物理記憶空間を満 たすことを特徴とする請求の範囲第7項に記載のデータ記憶システム。 9.領域間での非連続的なデータブロックの再配置が、一つのメモリから別のメ モリへのブロックの転送によって実施されることを特徴とする請求の範囲第6項 から第8項のいずれか一項に記載のデータ記憶システム。 10.メモリが、領域間で再配置される全てのデータブロックのソースまたは宛 先として指定されることを特徴とする請求の範囲第5項から第9項のいずれか一 項に記載のデータ記憶システム。 11.ある領域に永久に常駐する所定数の論理的に連続的なデータブロックの論 理ページアドレスが、記憶装置内の領域の順次アドレスとの直接の対応を有する ことを特徴とする請求の範囲第6項から第10項のいずれか一項に記載のデータ 記憶システム。 12.ある領域に永久には常駐しないデータブロックの論理アドレスが、ルック アップテーブルによつて、ある領域内の論理 アドレスに変換されることを特徴とする請求の範囲第6項から第11項のいずれ か一項に記載のデータ記憶システム。
Applications Claiming Priority (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
GB9606927.3 | 1996-04-02 | ||
GBGB9606927.3A GB9606927D0 (en) | 1996-04-02 | 1996-04-02 | Data storage devices |
PCT/GB1997/000935 WO1997037297A1 (en) | 1996-04-02 | 1997-04-02 | Data storage devices |
Related Child Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP2004058284A Division JP2004240985A (ja) | 1996-04-02 | 2004-03-02 | データ記憶装置 |
Publications (2)
Publication Number | Publication Date |
---|---|
JP2000512041A true JP2000512041A (ja) | 2000-09-12 |
JP3852954B2 JP3852954B2 (ja) | 2006-12-06 |
Family
ID=10791469
Family Applications (2)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP53506297A Expired - Lifetime JP3852954B2 (ja) | 1996-04-02 | 1997-04-02 | データ記憶装置 |
JP2004058284A Withdrawn JP2004240985A (ja) | 1996-04-02 | 2004-03-02 | データ記憶装置 |
Family Applications After (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP2004058284A Withdrawn JP2004240985A (ja) | 1996-04-02 | 2004-03-02 | データ記憶装置 |
Country Status (7)
Country | Link |
---|---|
US (1) | US6467021B1 (ja) |
EP (1) | EP0891580B1 (ja) |
JP (2) | JP3852954B2 (ja) |
KR (1) | KR20000005206A (ja) |
DE (1) | DE69703538D1 (ja) |
GB (1) | GB9606927D0 (ja) |
WO (1) | WO1997037297A1 (ja) |
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-
1996
- 1996-04-02 GB GBGB9606927.3A patent/GB9606927D0/en active Pending
-
1997
- 1997-04-02 DE DE69703538T patent/DE69703538D1/de not_active Expired - Lifetime
- 1997-04-02 EP EP97915585A patent/EP0891580B1/en not_active Expired - Lifetime
- 1997-04-02 JP JP53506297A patent/JP3852954B2/ja not_active Expired - Lifetime
- 1997-04-02 WO PCT/GB1997/000935 patent/WO1997037297A1/en not_active Application Discontinuation
- 1997-04-02 KR KR1019980707884A patent/KR20000005206A/ko not_active Application Discontinuation
-
1998
- 1998-10-01 US US09/164,344 patent/US6467021B1/en not_active Expired - Lifetime
-
2004
- 2004-03-02 JP JP2004058284A patent/JP2004240985A/ja not_active Withdrawn
Also Published As
Publication number | Publication date |
---|---|
DE69703538D1 (de) | 2000-12-21 |
GB9606927D0 (en) | 1996-06-05 |
EP0891580A1 (en) | 1999-01-20 |
EP0891580B1 (en) | 2000-11-15 |
JP3852954B2 (ja) | 2006-12-06 |
WO1997037297A1 (en) | 1997-10-09 |
JP2004240985A (ja) | 2004-08-26 |
US6467021B1 (en) | 2002-10-15 |
KR20000005206A (ko) | 2000-01-25 |
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