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Just enough operating system

paradigm for customising operating systems

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General referenceInterpretive dossier study · Crown Archives visual atlas
Record originEnglish Wikipedia
Text licenseCC BY-SA 4.0
Source revisionFeb 16, 2025
Entity authorityQ3307585 ↗
Source-derived summary

Just enough operating system (JeOS, pronounced "juice" according to SUSE) is a paradigm for customizing operating systems to fit the needs of a particular application such as for a software appliance. The platform only includes the operating system components required to support a particular application and any other third-party components contained in the appliance (e.g., the kernel). This makes the appliance smaller, faster (to boot and to execute the particular application) and potentially more secure than an application running under a full general-purpose OS.

Common implementations

Typically, a JeOS will consist of the following:

JeOS media (OS core [kernel, virtual drives, login])

OS minimum maintenance tools

Minimum user space tools

Packages repository (DVD or network-based)

It is important to differentiate between true fully minimalized OS install profiles forced, for example, with security hardening tools or representing Recovery Console images and JeOS richer install profiles which are designed and built for wider audience usage, so VM/VA creators and their users can easily perform needed installation or configuration tasks.

Differences between minimalist, lightweight and appliance

Light-weight Linux distribution

minimalist e.g. Porteus (operating system)

See also

BareMetal

Container Linux (discontinued)

OpenELEC (discontinued JeOS software appliance with Kodi Media Center)

LibreELEC (JeOS software appliance with Kodi Media Center)

Ubuntu JeOS

Containerization (computing) (modern retake on JeOS)

References

Krishnamurti, Srinivas (July 9, 2007). "Get Juiced!". VMware's Executive Blog. VMWare.

Editorial summary

The public source identifies “Just enough operating system” as paradigm for customising operating systems. This brief keeps that definition visible, then builds a research path around Just, enough and operating.

Editorial reviewA practical starting point whose main value is the path it opens into stronger specialist and primary sources. The current lead gives the account dated anchors—2007—that can be checked directly. The selected authority fields contribute no independent date. Its value is orientation rather than verdict, with Just, enough and operating providing the first useful test.
Editorial analysis

Why this record matters

A short description can identify a subject without explaining its stakes. For “Just enough operating system”, the useful work is to connect “paradigm for customising operating systems” to the records capable of establishing context and consequence.

Evidence profile

Named sources, stable identifiers and responsible institutions provide the strongest route from overview to verifiable evidence. The source revision retrieved here is dated Feb 16, 2025. The linked authority identifier is Q3307585. None of the 0 selected statements returned an explicit reference. The first chronological checks are 2007.

Critical limits

Overview language is designed for orientation and should not be treated as a substitute for the evidence cited beneath it. The lead is largely declarative, so disagreement and counter-evidence require a deliberate search beyond the opening account. Authority statements aid reconciliation but still require their own references, qualifiers and ranks to be checked.

How to read it

Use the entry as an orientation point, then follow its citations and revision history. Names, dates and institutional relationships should be checked against the original record.

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  2. Expand the search: follow Just enough operating system primary sources, Just enough operating system archive and Just research across catalogues and specialist indexes.
  3. Test the account: compare the strongest cited source with the responsible institution’s current record and note any disagreement.

Questions for further research

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Source & attribution

This entry incorporates text from “Just enough operating system” on English Wikipedia. Contributors are listed in the page history. Text is available under the Creative Commons Attribution-ShareAlike 4.0 License. Selected authority identifiers and statements are retrieved from Wikidata under CC0; their references and qualifiers remain part of the verification path.