Server virtualization management tools and practices Definitions

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  • A

    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. Advanced Micro Dynamics (AMD) designed the extensions to perform repetitive tasks normally performed by software and improve resource use and virtual machine (VM) performance.

  • C

    cold cloning

    Cold cloning is a cloning method that takes place while the server OS is not running.

  • D

    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. 

  • G

    golden image

    A golden image is a template for a virtual machine (VM), virtual desktop, server or hard disk drive.  A golden image may also be referred to as a clone image or master image.

  • H

    hot cloning

    Hot cloning is a cloning method that takes place while the server OS is running.

  • I

    Intel VT (Virtualization Technology)

    Intel VT (Virtualization Technology) is the company's hardware assistance for processors running virtualization platforms.

  • IT showback

    An IT showback system tracks the data center utilization rates of an organization’s business units or end users.

  • L

    live migration

    Live migration is the movement of a virtual machine from one physical host to another while continuously powered-up... (Continued)

  • M

    memory mirroring

    Memory mirroring is the division of memory on a server into two channels. The first channel is mirrored to the second channel, creating a redundant copy of memory.

  • memory paging

    Memory paging is a memory management technique for controlling how a computer's memory resources are shared.

  • P

    paravirtualization

    Paravirtualization (PV) is an enhancement of virtualization technology in which a guest operating system (guest OS) is modified prior to installation inside a virtual machine in order to allow all guest OS within the system to share resources and successfully collaborate, rather than attempt to emulate an entire hardware environment.

  • physical to virtual (P2V)

    Physical to virtual (P2V) is a term that refers to the migration of an operating system (OS), application programs and data from a computer's main hard disk to a virtual machine.

  • PlateSpin

    PlateSpin is a company that provides tools to help with server virtualization, including physical-to-virtual migrations and server workload management. 

  • S

    service discovery

    Service discovery is the automatic detection of devices and offered services over a network that is used to minimize configuration efforts for administrators.

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