JPS61648U - multi-access storage - Google Patents

multi-access storage

Info

Publication number
JPS61648U
JPS61648U JP8173884U JP8173884U JPS61648U JP S61648 U JPS61648 U JP S61648U JP 8173884 U JP8173884 U JP 8173884U JP 8173884 U JP8173884 U JP 8173884U JP S61648 U JPS61648 U JP S61648U
Authority
JP
Japan
Prior art keywords
file
computer
main
access storage
sub
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
Application number
JP8173884U
Other languages
Japanese (ja)
Inventor
幸男 三品
Original Assignee
株式会社島津製作所
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by 株式会社島津製作所 filed Critical 株式会社島津製作所
Priority to JP8173884U priority Critical patent/JPS61648U/en
Publication of JPS61648U publication Critical patent/JPS61648U/en
Pending legal-status Critical Current

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  • Multi Processors (AREA)

Abstract

(57)【要約】本公報は電子出願前の出願データであるた
め要約のデータは記録されません。(57) [Summary] This bulletin contains application data before electronic filing, so abstract data is not recorded.

Description

【図面の簡単な説明】[Brief explanation of drawings]

第１図は本考案の１実施例を示した概略構成図、第２図
は本考案を利用した複数のコンピュータ システム例の
ブロック図、第３図は、ファイルのフォーマット例図、
第４図は従来例によるシステムブロック図である。 １０はメイン コンピュータ、１１，１２．１３はサブ
コンピュータ、ａはコントローラ、ｂはヘッド、１５
はディスク、１５ａは１つのファイル領域を示す。FIG. 1 is a schematic configuration diagram showing one embodiment of the present invention, FIG. 2 is a block diagram of multiple examples of computer systems using the present invention, and FIG. 3 is an example of file format.
FIG. 4 is a system block diagram according to a conventional example. 10 is the main computer, 11, 12.13 are sub computers, a is the controller, b is the head, 15
indicates a disk, and 15a indicates one file area.

Claims (1)

【実用新案登録請求の範囲】[Scope of utility model registration request] 読み書き可能に制御され、メイン コンピュータにつな
がっている１つのヘッドと、読み出し専用に制御され、
サブ コンピュータにつながっている少なくとも１つの
ヘッドとを有し、またディスクのいずれのファイルにも
サブ コンピュータによる読み出しを禁止するフラッグ
のセット又はリセット データを格納する管理領域を有
し、メインコレビュータがあるファイルに書き込み中は
サブ コンピュータによるそのファイルの読み出しが行
なわれないようにしたことを特徴とする、マルチ アク
セス記憶装置。One head is controlled read/write and connected to the main computer, and the other is read/write controlled.
The main reviewer has at least one head connected to the sub-computer, has a management area for storing data that sets or resets a flag that prohibits reading by the sub-computer in any file on the disk, and has a main reviewer. A multi-access storage device characterized in that a subcomputer is prevented from reading a file while the file is being written.
JP8173884U 1984-05-31 1984-05-31 multi-access storage Pending JPS61648U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP8173884U JPS61648U (en) 1984-05-31 1984-05-31 multi-access storage

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP8173884U JPS61648U (en) 1984-05-31 1984-05-31 multi-access storage

Publications (1)

Publication Number Publication Date
JPS61648U true JPS61648U (en) 1986-01-06

Family

ID=30628804

Family Applications (1)

Application Number Title Priority Date Filing Date
JP8173884U Pending JPS61648U (en) 1984-05-31 1984-05-31 multi-access storage

Country Status (1)

Country Link
JP (1) JPS61648U (en)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2002033704A1 (en) * 2000-10-19 2002-04-25 Scarabs Corporation Co., Ltd. Information processing system
JP2002140171A (en) * 2000-10-31 2002-05-17 Scarabs Corporation Co Ltd Information processing system

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2002033704A1 (en) * 2000-10-19 2002-04-25 Scarabs Corporation Co., Ltd. Information processing system
JP2002140171A (en) * 2000-10-31 2002-05-17 Scarabs Corporation Co Ltd Information processing system

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