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Files-11

Files-11 is the file system used in the RSX-11, IAS, and OpenVMS operating systems from Digital Equipment Corporation. It supports record-oriented I/O, remote network access, and file versioning. The original ODS-1 layer is a flat file system; the ODS-2 version is a hierarchical file system, with support for access control lists.

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Overview

File systemRSX-11IASVMSOperating systems
24 related topics

Record-oriented I/O: Record Management Services

Record Management ServicesFilesDatabaseByteFields
9 related topics

History

PDP-11VAXHard drives
3 related topics

Disk organization and naming

Logical nameFilenameRoutinesISOLatin-1
6 related topics

Topics to explore

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Overview

History

Directory layout

Disk organization and naming

File security: protection and ACLs

Logical names

Record-oriented I/O: Record Management Services

Physical layout: the On-Disk Structure

Directories

The Master File Directory

Index file: INDEXF.SYS

Other files

Advanced semantic analysis

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Map overview Semantic statistics

Files-11

Nodes74
Edges73
Triples74
Avg. degree1.97
Density0.027027
Components1

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Files-11

Top relations

related to Further reading · 21
Files-11 → Andrew, Appendix, August, Bedford, Complex Systems, Digital Press, Files-11 Disk Structure, Files-11 On-Disk Structure Specification, Goldstein, Inc, ISBN, Kirby McCoy, Manual, Mass, Monitoring, PDF, Tuning, VMS File System Internals, VMS Software, Volume
related to Physical layout: the On-Disk Structure · 13
Files-11 → At, Disk, Disks, Every, FID, INDEXF, NUM, ODS, RVN, SEQ, SYS, SYSfile, The NUM
related to history · 11
Files-11 → Each, ODS-1, ODS-2, OS, PDP-11, RSTS/E, Special, The, VAX, VMS, While
related to Directory layout · 9
Files-11 → All, DAG, Even, File, In, ODS-5, The, This, UNIX
related to overview · 7
Files-11 → ODS, ODS-1, ODS-2, ODS-5, RSX, RSX-11 OS, VMS
related to Index file: INDEXF.SYS · 6
Files-11 → GPT, GUID Partition Table, INDEXF, SYS, The, There
is a · 1
Files-11 → file system used in the RSX-11

Important terminology Word statistics

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Important terminology

file system directory disk access files vms set contains used volume systems logical user number sys example block version records

Entity relationships Subject–Predicate–Object triples

SubjectPredicateObjectConfidenceSrc
Files-11is afile system used in the RSX-110.90text
TOPS-20instance ofthe file systems used in previous Digital Equipment Corporation operating systems0.80text
RSTS/Einstance ofthe file systems used in previous Digital Equipment Corporation operating systems0.80text
protectioninstance ofwhich is used to determine access to change file metadata0.80text
the owner UICinstance ofand file metadata0.80text
ACLsinstance ofand file metadata0.80text
protection informationinstance ofand file metadata0.80text
Files-11related to Directory layoutAll0.60section
Files-11related to Directory layoutThe0.60section
Files-11related to Directory layoutDAG0.60section
Files-11related to Directory layoutIn0.60section
Files-11related to Directory layoutFile0.60section

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    Min side: 3
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