JPS61172347U - - Google Patents
Info
- Publication number
- JPS61172347U JPS61172347U JP5303585U JP5303585U JPS61172347U JP S61172347 U JPS61172347 U JP S61172347U JP 5303585 U JP5303585 U JP 5303585U JP 5303585 U JP5303585 U JP 5303585U JP S61172347 U JPS61172347 U JP S61172347U
- Authority
- JP
- Japan
- Prior art keywords
- disk storage
- storage device
- request
- level control
- cache
- 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.)
- Pending
Links
- 238000010586 diagram Methods 0.000 description 5
- 230000004886 head movement Effects 0.000 description 2
Description
第１図はこの考案の一実施例を、主にブロツク
で示した構成説明図、第２図は従来のデイスク記
憶装置を、主にブロツクで示した構成説明図、第
３図は一般的なデイスク記憶装置の記憶領域分布
図、第４図はこのデイスク記憶装置のヘツド移動
距離とヘツド移動時間との関係を示す線図である
。
１……デイスク記憶媒体、２……スピンドル駆
動機構、３……リード・ライトヘツド、４……ヘ
ツド位置決め機構、５……リード・ライト制御機
構、６，７……制御インターフエイス、８，９…
…キヤツシユ機構、なお、各図中同一符号は同一
または相当部分を示す。
Fig. 1 is an explanatory diagram of the configuration of an embodiment of this invention mainly shown in blocks, Fig. 2 is an explanatory diagram of the configuration of a conventional disk storage device mainly shown in blocks, and Fig. 3 is an explanatory diagram of the configuration of a conventional disk storage device mainly shown in blocks. FIG. 4, a storage area distribution diagram of a disk storage device, is a diagram showing the relationship between head movement distance and head movement time of this disk storage device. DESCRIPTION OF SYMBOLS 1... Disk storage medium, 2... Spindle drive mechanism, 3... Read/write head, 4... Head positioning mechanism, 5... Read/write control mechanism, 6, 7... Control interface, 8, 9...
...Cash mechanism. In each figure, the same reference numerals indicate the same or corresponding parts.
Claims (1)
与えることにより、複数の上位制御装置によつて
制御されるデイスク記憶装置において、読出し要
求のあつた記憶レコードを含む複数トラツク分の
データを保持し、前記上位制御装置からの記憶フ
アイル操作要求に対して、前記制御インターフエ
イス毎に独立してキヤツシユ動作を行ない得るキ
ヤツシユ機構を備えたことを特徴とするデイスク
記憶装置。 In a disk storage device controlled by a plurality of higher-level control devices, data for multiple tracks including the storage record for which a read request has been requested is held by giving commands through the respective control interfaces, and the upper-level control device A disk storage device comprising a cache mechanism capable of independently performing a cache operation for each of the control interfaces in response to a storage file operation request from the device.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP5303585U JPS61172347U (en) | 1985-04-10 | 1985-04-10 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP5303585U JPS61172347U (en) | 1985-04-10 | 1985-04-10 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS61172347U true JPS61172347U (en) | 1986-10-25 |
Family
ID=30573518
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP5303585U Pending JPS61172347U (en) | 1985-04-10 | 1985-04-10 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS61172347U (en) |
-
1985
- 1985-04-10 JP JP5303585U patent/JPS61172347U/ja active Pending
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