Ubuntu JeOS (pronounced "juice") is a discontinued variant of
Ubuntu
Ubuntu ( ) is a Linux distribution based on Debian and composed primarily of free and open-source software. Developed by the British company Canonical (company), Canonical and a community of contributors under a Meritocracy, meritocratic gover ...
that is described as "an efficient variant ... configured specifically for
virtual appliance
A virtual appliance is a pre-configured virtual machine image, ready to run on a hypervisor; virtual appliances are a subset of the broader class of software appliances. Installation of a software appliance on a virtual machine and packaging that ...
s." It is a concept for what an operating system should look like in the context of a virtual appliance.
JeOS
Just enough operating system (JeOS, pronounced "juice" according to SUSE S.A., 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 oper ...
stands for "Just enough
Operating System." JeOS has been replaced by Ubuntu Core, which is now an officially supported minimal variant of Ubuntu.
Its first release was Ubuntu JeOS 7.10, and since the release of Ubuntu 8.10 it has been included as an option as part of the standard Ubuntu Server Edition.
Supported platforms
The latest version of JeOS is optimized for virtualization technologies by
VMware, Inc. and the Linux
Kernel-based Virtual Machine
Kernel-based Virtual Machine (KVM) is a free and open-source virtualization module in the Linux kernel that allows the Kernel (operating system), kernel to function as a hypervisor. It was merged into the Mainline Linux, mainline Linux kernel i ...
.
Specifications
Specifications for version 8.10 and above include:
* Part of the standard Ubuntu Server ISO image
* Less than 380 MB installed footprint
* Specialized server kernel
* Intended for
VMware ESX
VMware ESXi (formerly ESX) is an enterprise-class, type-1 hypervisor developed by VMware, a subsidiary of Broadcom, for deploying and serving virtual computers. As a type-1 hypervisor, ESXi is not a software application that is installed on ...
,
VMware Server
VMware Server (formerly VMware GSX Server) is a discontinued free-of-charge virtualization-software server suite developed and supplied by VMware, Inc.
VMware Server has fewer features than VMware ESX, software available for purchase, but can cr ...
,
libvirt
libvirt is an open-source API, daemon and management tool for managing platform virtualization. It can be used to manage KVM, Xen, VMware ESXi, QEMU and other virtualization technologies. These APIs are widely used in the orchestration layer o ...
and
KVM
* 128 MB minimum memory
* No graphical environment preloaded
See also
SUSE Linux Enterprise JeOS*
OpenSolaris JeOS
*
List of Ubuntu-based distributions
This page provides general information about notable Linux distributions in the form of a categorized list. Distributions are organized into sections by the major distribution or package management system they are based on.
Debian-based
Debi ...
References
External links
JeOS and vmbuilder in ''Ubuntu Server Guide'' for Ubuntu 12.04 LTS
Ubuntu Server features: VirtualisationUbuntu JeOSat
Launchpad
* at
Linux-Mag.com
Community Ubuntu Documentation
Discontinued Ubuntu derivatives
Just enough operating systems
Linux distributions
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