JPS5690361A - Large memory medium - Google Patents

Large memory medium

Info

Publication number
JPS5690361A
JPS5690361A JP16898879A JP16898879A JPS5690361A JP S5690361 A JPS5690361 A JP S5690361A JP 16898879 A JP16898879 A JP 16898879A JP 16898879 A JP16898879 A JP 16898879A JP S5690361 A JPS5690361 A JP S5690361A
Authority
JP
Japan
Prior art keywords
vtoc
file
function
requested
volume
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
JP16898879A
Other languages
Japanese (ja)
Inventor
Michio Muranaka
Toshio Hayashida
Toyohisa Tajima
Ichiro Hara
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Fujitsu Ltd
Original Assignee
Fujitsu Ltd
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 Fujitsu Ltd filed Critical Fujitsu Ltd
Priority to JP16898879A priority Critical patent/JPS5690361A/en
Publication of JPS5690361A publication Critical patent/JPS5690361A/en
Pending legal-status Critical Current

Links

Landscapes

  • Information Retrieval, Db Structures And Fs Structures Therefor (AREA)

Abstract

PURPOSE: To utilize in common a volume between the separate systems, by providing plural contents control tables having differnt formats, on a direct access volume.
CONSTITUTION: A user initializes the direct access volume under the system A. In this case, the volume label 2 and the contents control table VTOC 31 of the system A are generated. Subsequently, when at first, generation of the file is requested under the system A, the VTOC 32 of the system B is generated by the double generation function 11, and also the request file is registered to both the VTOC's by the registering function 12. After that, when generation of the file is requested, the request file is registered to both the VTOC's by the function 12. Also, when the existing file is requested. After the VTOC is selected by the selective function 13, the object file is obtained by the reader 14.
COPYRIGHT: (C)1981,JPO&Japio
JP16898879A 1979-12-25 1979-12-25 Large memory medium Pending JPS5690361A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP16898879A JPS5690361A (en) 1979-12-25 1979-12-25 Large memory medium

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP16898879A JPS5690361A (en) 1979-12-25 1979-12-25 Large memory medium

Publications (1)

Publication Number Publication Date
JPS5690361A true JPS5690361A (en) 1981-07-22

Family

ID=15878262

Family Applications (1)

Application Number Title Priority Date Filing Date
JP16898879A Pending JPS5690361A (en) 1979-12-25 1979-12-25 Large memory medium

Country Status (1)

Country Link
JP (1) JPS5690361A (en)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS63178346A (en) * 1987-01-20 1988-07-22 Fujitsu Ltd Library management processing system
WO2011141434A1 (en) * 2010-05-13 2011-11-17 International Business Machines Corporation Preserving an existing volume map in re-initializing a data storage volume

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS63178346A (en) * 1987-01-20 1988-07-22 Fujitsu Ltd Library management processing system
WO2011141434A1 (en) * 2010-05-13 2011-11-17 International Business Machines Corporation Preserving an existing volume map in re-initializing a data storage volume
US8782360B2 (en) 2010-05-13 2014-07-15 International Business Machines Corporation Preserving an existing volume map in re-initializing a data storage volume

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