Open source virtualization Definitions

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  • C

    containerization (container-based virtualization)

    Containerization -- also called container-based virtualization and application containerization -- is an OS-level virtualization method for deploying and running distributed applications without launching an entire VM for each application.

  • K

    KSM (kernel samepage merging)

    KSM (kernel samepage merging) is a Linux kernel feature that allows the KVM hypervisor to share identical memory pages among different process or virtual machines on the same server.

  • L

    Linux virtual machine (Linux VM)

    A Linux virtual machine is a virtual machine (VM) that is running a distribution of Linux as the guest operating system (guest OS).

  • O

    oVirt

    The free virtualization management Web application community project, oVirt, was started by Red Hat Inc.

  • R

    Red Hat Storage (RHS)

    Red Hat Storage is a new distributed file system based on the Gluster file system.

  • RHCVA (Red Hat Certified Virtualization Administrator)

    The Red Hat Certified Virtualization Administrator (RHCVA) is a certification exam from Red Hat, Inc.

  • RHEV (Red Hat Enterprise Virtualization)

    Red Hat Enterprise Virtualization (RHEV) is Red Hat Inc.'s server virtualization platform.

  • X

    Xen

    Xen is the open source hypervisor included in the Linux kernel and, as such, it is available in all Linux distributions.

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