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XtratuM is a bare-metal hypervisor specially designed for embedded real-time systems available for the instruction sets x86, LEON2 and LEON3 (SPARC v8), ARM Cortex-R4F processors. [1]

25 relations: ARINC 653, ARM architecture, Central processing unit, Embedded system, Free and open-source software, GNU General Public License, Hardware abstraction, Hypervisor, Instruction set architecture, Kernel-based Virtual Machine, L4 microkernel family, Lanzhou University, LEON, Microkernel, Multiple Independent Levels of Security, Operating system, Paravirtualization, Real-time computing, RTLinux, Separation kernel, SPARC, Stratum, Technical University of Valencia, X86, Xen.


ARINC 653 (Avionics Application Standard Software Interface) is a software specification for space and time partitioning in safety-critical avionics real-time operating systems (RTOS).

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ARM architecture

ARM, previously Advanced RISC Machine, originally Acorn RISC Machine, is a family of reduced instruction set computing (RISC) architectures for computer processors, configured for various environments.

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Central processing unit

A central processing unit (CPU) is the electronic circuitry within a computer that carries out the instructions of a computer program by performing the basic arithmetic, logical, control and input/output (I/O) operations specified by the instructions.

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Christmas is an annual festival commemorating the birth of Jesus Christ,Martindale, Cyril Charles.

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Christmas and holiday season

The Christmas season, also called the festive season, or the holiday season (mainly in the U.S. and Canada; often simply called the holidays),, is an annually recurring period recognized in many Western and Western-influenced countries that is generally considered to run from late November to early January.

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Christmas Eve

Christmas Eve is the evening or entire day before Christmas Day, the festival commemorating the birth of Jesus.

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Christmas traditions

Christmas traditions vary from country to country.

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Embedded system

An embedded system is a computer system with a dedicated function within a larger mechanical or electrical system, often with real-time computing constraints.

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Free and open-source software

Free and open-source software (FOSS) is software that can be classified as both free software and open-source software.

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GNU General Public License

The GNU General Public License (GNU GPL or GPL) is a widely used free software license, which guarantees end users the freedom to run, study, share and modify the software.

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Hardware abstraction

Hardware abstractions are sets of routines in software that emulate some platform-specific details, giving programs direct access to the hardware resources.

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A hypervisor or virtual machine monitor (VMM) is computer software, firmware or hardware that creates and runs virtual machines.

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Instruction set architecture

An instruction set architecture (ISA) is an abstract model of a computer.

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Kernel-based Virtual Machine

Kernel-based Virtual Machine (KVM) is a virtualization infrastructure for the Linux kernel that turns it into a hypervisor.

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L4 microkernel family

L4 is a family of second-generation microkernels, generally used to implement Unix-like operating systems, but also used in a variety of other systems.

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Lanzhou University

Lanzhou University is a major research university in Lanzhou, Gansu Province, China.

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LEON (from león, meaning lion) is a 32-bit CPU microprocessor core, based on the SuperSPARC SPARC-V8 RISC architecture and instruction set designed by Sun Microsystems.

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In computer science, a microkernel (also known as μ-kernel) is the near-minimum amount of software that can provide the mechanisms needed to implement an operating system (OS).

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Multiple Independent Levels of Security

Multiple Independent Levels of Security/Safety (MILS) is a high-assurance security architecture based on the concepts of separation and controlled information flow; implemented by separation mechanisms that support both untrusted and trustworthy components; ensuring that the total security solution is non-bypassable, evaluatable, always invoked and tamperproof.

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New Year

New Year is the time or day at which a new calendar year begins and the calendar's year count increments by one.

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New Year's Day

New Year's Day, also called simply New Year's or New Year, is observed on January 1, the first day of the year on the modern Gregorian calendar as well as the Julian calendar.

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New Year's Eve

In the Gregorian calendar, New Year's Eve (also known as Old Year's Day or Saint Sylvester's Day in many countries), the last day of the year, is on 31 December which is the seventh day of Christmastide.

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Operating system

An operating system (OS) is system software that manages computer hardware and software resources and provides common services for computer programs.

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In computing, paravirtualization is a virtualization technique that presents to virtual machines a software interface, which is similar yet not identical to the underlying hardware-software interface.

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Real-time computing

In computer science, real-time computing (RTC), or reactive computing describes hardware and software systems subject to a "real-time constraint", for example from event to system response.

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RTLinux is a hard realtime RTOS microkernel that runs the entire Linux operating system as a fully preemptive process.

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Separation kernel

A separation kernel is a type of security kernel used to simulate a distributed environment.

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SPARC, for Scalable Processor Architecture, is a reduced instruction set computing (RISC) instruction set architecture (ISA) originally developed by Sun Microsystems.

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In geology and related fields, a stratum (plural: strata) is a layer of sedimentary rock or soil, or igneous rock that were formed at the Earth's surface, with internally consistent characteristics that distinguish it from other layers.

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Technical University of Valencia

The Polytechnic University of Valencia (Universitat Politècnica de València, UPV;, Universidad Politécnica de Valencia) is a Spanish university located in Valencia, with a focus on science and technology.

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x86 is a family of backward-compatible instruction set architectures based on the Intel 8086 CPU and its Intel 8088 variant.

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Xen Project (pronounced) is a hypervisor using a microkernel design, providing services that allow multiple computer operating systems to execute on the same computer hardware concurrently.

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2018 has been designated as the third International Year of the Reef by the International Coral Reef Initiative.

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2019 (MMXIX) will be a common year starting on Tuesday of the Gregorian calendar, the 2019th year of the Common Era (CE) and Anno Domini (AD) designations, the 19th year of the 3rd millennium, the 19th year of the 21st century, and the 10th and last year of the 2010s decade.

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[1] https://en.wikipedia.org/wiki/XtratuM

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