• Docker

    Docker is an open-source initiative that enables a Linux application and its dependencies to be packaged as a container.

  • kernel-based Virtual Machine (KVM)

    Kernel-based Virtual Machine (KVM) is a free, open source virtualization architecture for Linux distributions.

  • British ISP deploys open source virtualization

    JT Global is marching to the beat of its own drummer with open source software, including Ubuntu virtual machines, ConVirt virtualization management software, and a unique approach to VM clustering.

  • How to improve KVM performance by adjusting KSM

    KVM Virtualization on Red Hat Enterprise Linux 6 is optimized for hosting environments with many virtual machines by using kernel samepage merging. But, disabling KSM can provide better performance...

Linux virtualization

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  • VMware shops weigh ESX vs. ESXi

    Migrating from ESX to ESXi can be a hassle, but forward-looking users say there are clear management benefits from using the slimmed-down hypervisor. 

  • Xen virtualization vs. KVM virtualization architecture

    Xen virtualization and KVM virtualization architecture differ. If you're considering open source virtualization, this section of our guide explores these virtualization technologies. 

  • Red Hat Enterprise Linux virtualization architecture

    In this section of our guide on open source virtualization software, we explore Red Hat Enterprise Linux virtualization architecture and libvert, RHEL's default management tool. 

  • Inside Oracle VM virtualization

    This section of our guide on open source virtualization software, we delve into Oracle VM virtualization architecture. 

  • Linux virtualization with Novell's SLES

    Novell's SUSE Linux Enterprise Server offers its own flavor of Linux virtualization. In this section of our open source virtualization software guide, we explore SLES virtualization. 

  • Open source server virtualization software guide

    Open source server virtualization software comes in several variations. This introductory guide outlines the major open source virtualization software and their architecture, from Red Hat KVM, to Oracle VM. 

  • How should you choose an open source virtualization technology?

    Here we review key considerations in choosing an open source virtualization technology and how various Linux virtualization architectures stack up. 

  • Open source support for vCloud announced

    VMware is releasing software development kits for Java and Python and working with open source cloud projects including libcloud, jclouds and Dasein to build in support for vCloud. With the open source community at the front of the cloud development ... 

  • Designing a Linux virtual network for KVM virtualization

    Determine how to configure the virtual and physical network cards for optimal performance on a Linux network with KVM hypervisor. The best use of individual network cards and virtual network cards depends on the I/O of the virtual machines on the net... 

  • Creating KVM virtual machines in Red Hat Enterprise Linux 5.4

    Now that Red Hat Enterprise Linux 5.4 supports KVM virtual machines (VMs), system administrators have more virtualization options. Learn the ins and outs of KVM VMs running in RHEL 5.4.