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OpenVMS

OpenVMS, often referred to as just VMS, is a multi-user, multiprocessing and virtual memory-based operating system. It is designed to support time-sharing, batch processing, transaction processing and workstation applications. Customers using OpenVMS include banks and financial service providers, hospitals and healthcare providers, telecommunications…

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Available in
English, Japanese. Historical support for Chinese (both Traditional and Simplified characters), Korean, Thai.
Default user interface
DCL CLI and DECwindows GUI
Developer
VMS Software Inc (VSI) (previously Digital Equipment Corporation, Compaq, Hewlett-Packard)
Influenced
VAXELN, MICA, Windows NT
Influenced by
RSX-11M
Initial release
Announced: October 25, 1977; 48 years ago (1977-10-25) V1.0 / August 1978; 48 years ago (1978-08)

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Overview

History

Architecture

Features

Hobbyist programs

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Map overview Semantic statistics

OpenVMS

Nodes231
Edges230
Triples276
Avg. degree1.99
Density0.008658
Components1

How this topic connects Entity context

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OpenVMS

Top relations

related to Further reading · 53
OpenVMS → Alpha Internals, Be, Bruce Ellis, Data Structures, David Donald Miller, DCL, December, DECwindows Motif, Denise Dumas, Digital Press, Duffy, Edition, Getting Started, Goldenberg, Hughes, IDSM, Inside VMS, ISBN, Joginder Sethi, Know
related to Networking · 29
OpenVMS → Advanced Server, Apple Macintosh, BSD, DEC, DECnet Phase II, DECnet-Plus, DHCP, FTP, Itanium, Microsoft Windows, MS-DOS, OS/2, OSI-compatible Phase, PATHWORKS, PCSA, Personal Computer Systems Architecture, Phase IV DECnet, Samba, SMTP, SSH
related to Port to Intel Itanium · 25
OpenVMS → Alpha, Alpha PALcode, Compaq, Compaq's, DWARF, EFI, Executable, Extensible Firmware Interface, Hewlett-Packard, HP, HP OpenVMS Industry Standard, HPE Integrity Servers, IEEE, In, Integrity Servers, Intel Itanium, Itanium, January, Linkable Format, OpenVMS Alpha
related to Hobbyist programs · 22
OpenVMS → Alpha, April, CLP, Community License Program, HPE, HPE Hobbyist Program, In, In March, Integrity, July, OpenVMS Hobbyist Program, OpenVMS VAX, Prior, Process Software, SIMH, Since, The CLP, This, VAX, VSI
related to File system · 19
OpenVMS → ANSI, CD-ROMs, DEC, Files-11, Files-11 On-Disk Structures, GFS2, However, Instead, ISO, ODS, ODS-2, ODS-5, QIO, Record Management Services, RMS, Spiralog, The, TiB, VMS
related to POSIX compatibility · 19
OpenVMS → Amongst, Bash, Bourne, DEC, DEC/Shell, Eunice, Examples, GNU, GNU's, GNV, In, KornShell, POSIX, The, Unix, Various, VAX/VMS, Version, VMS
related to Port to x86-64 · 18
OpenVMS → Alpha, Dell, HP, HPE, Hyper-V, In, Initial, Intel Atom-based, Itanium, KVM, OpenVMS V8, Support, The, VirtualBox, VMware, VSI, VSI's, When VMS Software Inc
related to Security · 11
OpenVMS → ACLs, Class B1, Common Criteria, Criteria Class C2, ITSEC E3, NCSC, Passwords, Purdy Polynomial, SEVMS, Specific, Trusted Computer System Evaluation
related to Command Language Interpreter · 10
OpenVMS → An OpenVMS Command Language, CLI, DIGITAL Command Language, Interpreter, OpenVMS CLI, OpenVMS CLIs, The, Unix, Unlike Unix, Whereas
related to Clustering · 9
OpenVMS → Cluster Interconnect, Clustered, Communication, Ethernet LAN, It, Nodes, Planned, VAXcluster, VMScluster

Important terminology Word statistics

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Important terminology

vms vax system alpha dec operating software code systems itanium architecture x86-64 support port kernel release first user named using

Entity relationships Subject–Predicate–Object triples

SubjectPredicateObjectConfidenceSrc
OpenVMSAvailable inEnglish, Japanese. Historical support for Chinese (both Traditional and Simplified characters), Korean, Thai.1.00infobox
OpenVMSDefault user interfaceDCL CLI and DECwindows GUI1.00infobox
OpenVMSDeveloperVMS Software Inc (VSI) (previously Digital Equipment Corporation, Compaq, Hewlett-Packard)1.00infobox
OpenVMSInfluencedVAXELN, MICA, Windows NT1.00infobox
OpenVMSInfluenced byRSX-11M1.00infobox
OpenVMSInitial releaseAnnounced: October 25, 1977; 48 years ago (1977-10-25) V1.0 / August 1978; 48 years ago (1978-08)1.00infobox
OpenVMSKernel typeMonolithic kernel with loadable modules1.00infobox
OpenVMSLatest releaseV9.2-3 / November 20, 2024; 21 months ago (2024-11-20)1.00infobox
OpenVMSLicenseProprietary1.00infobox
OpenVMSMarketing targetServers (historically Minicomputers, Workstations)1.00infobox
OpenVMSOfficial websitevmssoftware.com1.00infobox
OpenVMSPackage managerPCSI and VMSINSTAL1.00infobox
OpenVMSSource modelClosed-source with open-source components. Formerly source available1.00infobox
OpenVMSSupported platformsVAX, Alpha, Itanium, x86-641.00infobox
OpenVMSUpdate methodConcurrent upgrades, rolling upgrades1.00infobox
OpenVMSWorking stateCurrent1.00infobox
OpenVMSWritten inPrimarily C, BLISS, VAX MACRO, DCL. Other languages also used.1.00infobox
OpenVMSis aDIGITAL Command Language0.90text

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