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Virtualization

Terms related to virtualization, including definitions about virtualization technologies and words and phrases about server virtualization, desktop virtualization and storage virtualization.

AFF - HOS

  • affinity rules - Affinity rules are settings that establish a relationship between two or more VMware virtual machines (VMs) and hosts.
  • agnostic - Agnostic, in an information technology (IT) context, refers to something that is generalized so that it is interoperable among various systems.
  • Amazon EC2 (Elastic Compute Cloud) - Amazon Elastic Compute Cloud (Amazon EC2) is a web-based service that allows businesses to run application programs in the Amazon Web Services (AWS) public cloud.
  • Amazon EC2 instance - An Amazon EC2 instance is a virtual server in Amazon's Elastic Compute Cloud (EC2) for running applications on the Amazon Web Services (AWS) infrastructure.
  • Amazon Machine Image (AMI) - An Amazon Machine Image (AMI) is a master image for the creation of virtual servers -- known as EC2 instances -- in the Amazon Web Services (AWS) environment.
  • Amazon Simple Storage Service (Amazon S3) - Amazon Simple Storage Service (Amazon S3) is a scalable, high-speed, web-based cloud storage service.
  • AMD (Advanced Micro Devices) - AMD is the second largest maker of personal computer microprocessors after Intel.
  • AMD-V (AMD virtualization) - AMD-V (AMD virtualization) is a set of hardware extensions for the X86 processor architecture.
  • app virtualization (application virtualization) - App virtualization (application virtualization) is the separation of an installation of an application from the client computer that is accessing it.
  • AppBlast (Project AppBlast) - AppBlast is a VMware initiative that allows users to access their Windows and Mac applications from any device running an HTML 5 browser.
  • application containerization (app containerization) - Application containerization is an OS-level virtualization method used to deploy and run distributed applications without launching an entire virtual machine for each app.
  • application layering (app layering) - Application layering (app layering) is a technology for delivering virtual applications that run in layers separate from a virtual desktop, but interact with the operating system and other apps as if they are installed natively on the base image.
  • application sandboxing - Application sandboxing, also called application containerization, is an approach to software development and mobile application management (MAM) that limits the environments in which certain code can execute.
  • application streaming - Application streaming is an on-demand software delivery model that takes advantage of the fact that most applications require only a small fraction of their total program code to run.
  • bare-metal hypervisor - A bare-metal hypervisor, also known as a Type 1 hypervisor, is virtualization software that has been installed directly onto the computing hardware.
  • beacon probing - Beacon probing is a networking troubleshooting feature in VMware vSphere that pinpoints failures with physical Ethernet adapters and physical switches.
  • Blue Cloud - Blue Cloud is an approach to shared infrastructure developed by IBM.
  • browser virtualization (in desktop virtualization) - Virtualizing a browser helps companies run mission-critical applications in legacy browsers.
  • bubble network - A bubble network is a series of interconnected virtual machines (VMs) that communicate through a virtual network switch (vSwitch) and remain isolated from the physical network.
  • Certified OpenStack Administrator - Certified OpenStack Administrator (COA) is a vendor-agnostic exam designed by the OpenStack Foundation in conjunction with a number of international partners to test an administrator's abilities in cloud management and day-to-day operations.
  • Changed Block Tracking (CBT) - VMware Changed Block Tracking is an incremental backup technology for virtual machines (VMs), comparable to snapshot differential or backup delta block.
  • checkpoint - A checkpoint, in a virtualization context, is a snapshot of the state of a virtual machine.
  • child partition - A child partition is a logical hard drive division in the Microsoft Hyper-V environment that runs an isolated operating system.
  • Citrix App Layering (formerly Citrix AppDisk) - Citrix App Layering, formerly Citrix AppDisk, is a tool that delivers applications in layers independently from the virtual desktop operating system.
  • Citrix AppDNA - Citrix AppDNA is an application testing and management technology for XenApp and XenDesktop that analyzes virtual applications' compatibility with specific operating systems and configurations.
  • Citrix DesktopPlayer - Citrix DesktopPlayer is a desktop virtualization platform with a Type 2 hypervisor that administrators install locally on top of a Windows or Mac OS X operating system.
  • Citrix Director - Citrix Director is a management console in XenDesktop and XenApp that allows IT administrators to monitor virtual desktop and application deployments, including user and infrastructure tracking.
  • Citrix FlexCast - Citrix FlexCast is a delivery technology that allows an IT administrator to personalize virtual desktops to meet the performance, security and flexibility requirements of end users.
  • Citrix HDX 3D Pro - Citrix HDX 3D Pro is a group of graphics acceleration technologies that help optimize the delivery of resource-intensive virtual applications on a company's XenDesktop and XenApp platforms.
  • Citrix Machine Creation Services (Citrix MCS) - Citrix Machine Creation Services is a desktop image delivery feature in XenDesktop used to configure and distribute virtual desktops to end users.
  • Citrix Provisioning Services (Citrix PVS) - Citrix Provisioning Services (Citrix PVS) is a software-streaming technology that allows administrators to patch or reconfigure an entire deployment of virtual desktops from one shared master image.
  • Citrix Receiver - Citrix Receiver is a suite of products that allows client devices to connect to various desktop virtualization services offered by Citrix.
  • Citrix Secure Browser - Citrix Secure Browser is virtualization software that allows web applications to run in incompatible browsers.
  • Citrix StoreFront - Citrix StoreFront is an enterprise application store that acts as a central location for users to access XenDesktop and XenApp virtual desktops and applications from their mobile devices, laptops, Windows PCs or Macs.
  • Citrix User Profile Management - Citrix User Profile Management is a tool in the company's XenDesktop and XenApp desktop virtualization platform that allows IT administrators to deliver employees' personal data and settings to physical and virtual endpoints.
  • Citrix VDI-in-a-Box - Citrix VDI-in-a-Box is all-in-one desktop virtualization software built for small and medium-sized businesses.
  • Citrix Workspace Suite - Citrix Workspace Suite combines Citrix products including XenApp, XenDesktop, XenMobile, ShareFile Enterprise and NetScaler Gateway into a single platform IT administrators can use to deliver desktops, data, applications and services to users.
  • Citrix WorkspacePod - Citrix WorkspacePod is a converged infrastructure product that de-centralizes storage to provide scalable and consistent mobile workspace and application delivery.
  • Citrix XenApp - Citrix XenApp, now part of Citrix Virtual Apps and Desktops, was a product that extends Microsoft Remote Desktop Session Host (formerly known as Terminal Services) desktop sessions and applications to users through the Citrix HDX protocol.
  • Citrix XenClient - Citrix XenClient is a Type 1 (or bare metal) client hypervisor from software provider Citrix Systems.
  • Citrix XenDesktop - Citrix XenDesktop is a desktop virtualization product from software vendor Citrix Systems.
  • Citrix XenServer - Citrix XenServer is an open source server virtualization platform based on the Xen hypervisor.
  • client hypervisor - A client hypervisor is a hypervisor that resides on a laptop, PC or other client device.
  • client-based virtual machine - A client-based virtual machine is an instance of an operating system that is managed centrally on a server and executed locally on a client device.
  • cloud automation - Cloud automation is a broad term that refers to the processes and tools an organization uses to reduce the manual efforts associated with provisioning and managing cloud computing workloads and services.
  • cloud computing - Cloud computing is a general term for anything that involves delivering hosted services over the internet.
  • cloud database - A cloud database is a collection of informational content, either structured or unstructured, that resides on a private, public or hybrid cloud computing infrastructure platform.
  • cloud provisioning - Cloud provisioning is the allocation of a cloud provider's resources and services to a customer.
  • CloudAV - CloudAV is a program that combines multiple antivirus applications and scans user files over a network of servers.
  • Cloudburst VM escape - Cloudburst VM (virtual machine) escape is an exploit method, credited to research firm Kostya Kortchinsky Immunity Inc.
  • Cluster Labs Pacemaker - Pacemaker is an open source high-availability cluster software developed from a collaboration between Red Hat and Novell.
  • cluster quorum disk - A cluster quorum disk is the storage medium on which the configuration database is stored for a cluster computing network.
  • clustered file system (CFS) - Clustered file systems are file systems that run on multiple storage servers and can be accessed and managed as a single system.
  • cold cloning - Cold cloning is a cloning method that takes place while the server OS is not running.
  • connection broker - In desktop virtualization, a connection broker is a software program that allows the end-user to connect to an available desktop.
  • container (disambiguation) - This page explains how the term container is used in software development, storage, data center management and mobile device management.
  • Containers as a Service (CaaS) - Containers as a service (CaaS) is a cloud service that allows software developers to upload, organize, run, scale, manage and stop containers by using a provider's API calls or a web portal interface.
  • content management system (CMS) - A content management system (CMS) is a software application or set of related programs that help create and manage digital content.
  • ControlUp - ControlUp is a monitoring software company that sells tools IT professionals can use to manage, monitor and analyze virtual desktop and application performance.
  • corporate VM (corporate virtual machine) - A corporate VM (corporate virtual machine) is a virtual computing environment (VM) that is allocated to an end user for business use.
  • data warehouse appliance - A data warehouse appliance is an all-in-one “black box” solution optimized for data warehousing.
  • Dell EMC - Dell EMC is an American multinational technology company that offers products and services across all areas of computing, networking and storage.
  • desktop as a service (DaaS) - Desktop as a service (DaaS) is a cloud computing offering in which a third party hosts the back end of a virtual desktop infrastructure (VDI) deployment.
  • desktop layering - Desktop layering is a method of dividing a disk image into logical parts that can be managed individually.
  • desktop virtualization - Desktop virtualization is the concept of isolating a logical operating system (OS) instance from the client that is used to access it.
  • differencing disk - A differencing disk is a virtual hard disk (VHD) that stores changes made to another VHD or to the guest operating system.
  • disk image - A disk image is a copy of the entire contents of a storage device, such as a hard drive, DVD, or CD.
  • Diskpart (Disk Partition Utility) - Diskpart is a command-line utility used to manipulate disk partitions in all versions of Windows and Windows Server beginning with Windows XP and Windows Server 2003.
  • Distributed Control Plane Architecture (DCPA) - A Distributed Control Plane Architecture (DCPA) is a network architecture that makes it possible to allocate control protocol functions across multiple processor levels in the network system.
  • Distributed Execution Manager (DEM) - The Distributed Execution Manager is a VMware vCloud Automation Center tool that executes the business logic of custom models.
  • distributed virtual switch - A distributed virtual switch is an abstract representation of multiple hosts defining the same name, network policy and port group.
  • Docker - Docker is an open source software platform to create, deploy and manage virtualized application containers on a common operating system (OS), with an ecosystem of allied tools.
  • Docker Swarm - Docker Swarm is a clustering and scheduling tool for Docker containers.
  • dynamic memory allocation (in virtualization) - Dynamic memory allocation is a memory management technique in which a program can request and return memory while it is executing.
  • edge virtualization - Edge virtualization is the practice of using software versions of physical computing resources at the edge of a network, closest to the devices that produce data.
  • eG Innovations - eG Innovations is an end-user experience and infrastructure monitoring software vendor best known for its eG Enterprise product.
  • embedded hypervisor - An embedded hypervisor is a hypervisor that is programmed (embedded) directly into a processor, personal computer (PC) or server.
  • ESXi Shell - ESXi Shell is a VMware vSphere management tool that performs VMware commands that perform maintenance tasks like network, system, storage and more.
  • esxtop - Esxtop is a command-line tool that gives you real-time information on resource usage in your vSphere environment.
  • eventual consistency - Eventual consistency is a characteristic of distributed computing systems such that the value for a specific data item will, given enough time without further updates, be consistent each time it is accessed.
  • file virtualization - File virtualization is the creation of an abstraction layer between file servers and the clients that access those file servers.
  • FlowVisor - FlowVisor is an experimental software-defined networking controller that enables network virtualization by slicing a physical network into multiple logical networks.
  • follow-the-sun data center - A follow-the-sun data center is a data center that moves workloads to different geographic locations to more efficiently balance resources and demand.
  • Generation 1 VM (generation 1 virtual machine) - A Generation 1 VM is a virtual machine that uses the original Hyper-V BIOS-based architecture.
  • generation 2 virtual machines (generation 2 VMs) - Generation 2 virtual machines are Microsoft Hyper-V virtual servers that use the second generation of virtual hardware.
  • Glassware 2.0 - Glassware 2.
  • Google App Engine - Google App Engine is a cloud computing platform as a service that allows web app developers and enterprises access to Google's scalable hosting and tier 1 internet service.
  • Google Kubernetes Engine (GKE) - Google Kubernetes Engine (GKE) is a management and orchestration system for Docker containers and container clusters that run within Google's public cloud services.
  • Google Preemptible VM - A Preemptible VM (PVM) is a Google Compute Engine (GCE) virtual machine (VM) instance that can be purchased for a steep discount as long as the customer accepts that the instance will terminate after 24 hours.
  • green networking - Green networking is the practice of selecting energy-efficient networking technologies and products, and minimizing resource use whenever possible.
  • Gridstore HyperConverged Appliance (HCA) - Gridstore HyperConverged Appliance (HCA) is an all-flash storage device that includes compute, virtualization and networking resources.
  • guest OS (guest operating system) - A guest OS (guest operating system) is the operating system installed on a virtual machine or partitioned disk.
  • guest virtual machine (guest VM) - A guest virtual machine (guest VM) is the software component of a virtual machine (VM), an independent instance of an operating system (called a guest operating system) and its associated software and information.
  • Hadoop - Hadoop is an open source distributed processing framework that manages data processing and storage for big data applications running in clustered systems.
  • hardware virtualization - Hardware virtualization, which is also known as server virtualization or simply virtualization, is the abstraction of computing resources from the software that uses those resources.
  • hardware-assisted virtualization - Hardware-assisted virtualization is the use of a computer's physical components to support the software that creates and manages virtual machines (VMs).
  • HDX - Citrix HDX technology is a set of capabilities that work together to deliver a high-definition user experience of virtual desktops and applications to any device over any network from the data center.
  • headless system - A headless system is a computer that operates without a monitor, graphical user interface (GUI) or the typical peripherals used to control it, such as a keyboard and mouse.
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