EulerOS is a commercial

Linux distribution A Linux distribution, often abbreviated as distro, is an operating system that includes the Linux kernel for its kernel functionality. Although the name does not imply product distribution per se, a distro—if distributed on its own—is oft ...

developed by

Huawei Huawei Technologies Co., Ltd. ("Huawei" sometimes stylized as "HUAWEI"; ; zh, c=华为, p= ) is a Chinese multinational corporationtechnology company in Longgang, Shenzhen, Longgang, Shenzhen, Guangdong. Its main product lines include teleco ...

based on

Red Hat Enterprise Linux Red Hat Enterprise Linux (RHEL) is a commercial Linux distribution developed by Red Hat. Red Hat Enterprise Linux is released in server versions for x86-64, Power ISA, ARM64, and IBM Z and a desktop version for x86-64. Fedora Linux and ...

to provide an operating system for server and cloud environments. Its

open-source Open source is source code that is made freely available for possible modification and redistribution. Products include permission to use and view the source code, design documents, or content of the product. The open source model is a decentrali ...

community version is known as openEuler; the source code of openEuler was released by Huawei at Gitee in 2020. openEuler became an open-source project operated by OpenAtom Foundation after Huawei donated the source code of openEuler to the foundation on November 9, 2021. A new programming language for EulerOS and

HarmonyOS HarmonyOS (HMOS) ( zh, s=鸿蒙, p=Hóngméng, tr=Vast Mist) is a distributed operating system developed by Huawei for smartphones, tablet computer, tablets, smart TVs, smart watches, personal computers and other smart devices. It has a microk ...

was announced in September 2021. On March 27, 2020, openEuler 20.03 LTS version was released in the open source repo as the first Long Term Support (LTS) edition. openEuler 21.09 version launched with new file system called EulerFS, also a kernel upgrade that is organized similar to classic

and

OpenHarmony OpenHarmony (OHOS, OH) is a family of open-source distributed operating systems based on HarmonyOS derived from LiteOS, donated the L0-L2 branch source code by Huawei to the OpenAtom Foundation. Similar to HarmonyOS, the open-source distrib ...

multi-kernel architecture that carries both RTOS kernel and Linux kernel on October 1, 2021. Also, the operating system supports, UniProton RTOS kernel and kubeOS containerised OS. EulerOS includes Apache HTTP Server which is known as Apache, as part of its supported tools on the platform.

KunLun Mission Critical Server

EulerOS 2.0, running on the Huawei KunLun Mission Critical Server, was certified in 2019 as conforming to the

Single UNIX Specification The Single UNIX Specification (SUS) is a standard for computer operating systems, compliance with which is required to qualify for using the "UNIX" trademark. The standard specifies programming interfaces for the C language, a command-line shell, ...

(UNIX 03); however. the certification expired in September 2022. EulerOS/KunLun allows replacing

central processing unit A central processing unit (CPU), also called a central processor, main processor, or just processor, is the primary Processor (computing), processor in a given computer. Its electronic circuitry executes Instruction (computing), instructions ...

board modules and memory modules without stopping the OS.

Hot swapping Hot swapping is the replacement or addition of components to a computer system without stopping, shutting down, or rebooting the system. Hot plugging describes only the addition of components to a running computer system. Components which ha ...

of CPU and memory is provided by EulerOS.

Code shared with HarmonyOS and OpenHarmony

EulerOS with openEuler shares technology with Huawei's mobile operating system,

including BiSheng Compiler, distributed DSoftBus technology, OpenHarmony distributed file system (HMDFS), EROFS read-only file system and native HAP file format. Huawei plans to unify additional components between both OSes.

NestOS

In November 2021, NestOS, an operating system based on open source EulerOS was launched. It incorporates the features of EulerOS, enhancing its capabilities in the cloud to cater to specific needs. NestOS, while maintaining the EulerOS ecology, brings its own features for various applications. In October 2022, the openEuler community updated the NestOS operating system to the new version based on the openEuler 22.09 version that include enhanced features to the system with nestos-assembler container image, optimized

Kubernetes Kubernetes (), also known as K8s is an open-source software, open-source OS-level virtualization, container orchestration (computing), orchestration system for automating software deployment, scaling, and management. Originally designed by Googl ...

, and improvements to its OpenStack system.

References

External links

EulerOS
{{Huawei, state=collapsed, phones=yes, tablets=yes, laptops=yes, wearables=yes, cpu=yes, os=yes, services=yes, people=yes, other=yes, below=yes Huawei products Enterprise Linux distributions RPM-based Linux distributions Unix variants X86-64 Linux distributions Linux distributions Operating system families