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Virtual machines give the impression of a small jail, but administrators should not be fooled by this idea. As early as the Black Hat security conference in 2011, Nelson Elhage presented a breakout ... A common misconception posits that software cannot cause mischief if you lock the system away in a virtual machine, because even if an intruder compromises the web server on the virtual machine ... Virtualization ... Secure Your KVM Virtual Machines ... Jailbreak: Guard Against Breakouts on Your Virtual Machines

Whether you want to lock up your web server, test security functions, put a really powerful server to better use, or just try out a new distribution, virtual machines can be very useful. The Kernel ... KVM continues to gain popularity in the world of Linux – so much so, that it has become Red Hat and Ubuntu's preferred virtualization solution. In contrast to Xen, setting up KVM involves just ... Virtualization ... Virtualization with KVM

Applications are no longer only developed and run on local machines. In the cloud era, this also takes place in virtual cloud environments. Such platform as a service (PaaS) environments offer many ... Half-lives of products are becoming shorter and shorter on today's virtualization market. This year, the buzz is all about Docker. ... Virtualization ... Application virtualization with Docker

A strange trend has surfaced in which everyone suddenly wants to use OpenStack, even if it is only to manage a few virtual machines (VMs). OpenStack projects that are launched without any other ... Proxmox has been working for years on their virtualization manager that does not require a cloud. We look at the improved reliability and new features in version 5.0. ... Virtualization ... Proxmox virtualization manager

The cloud is said to be efficient and flexible, but neither virtualization nor billing by resource use are new; in fact, the concepts come from prehistoric IT. Because cloud solutions are now ... A big advantage in virtualization is the ability to move systems from one host to another without exposing the user to a long period of downtime. To that end, the hypervisor and storage component ... Virtualization ... Live migration of virtual machines

The easiest virtual environment scenario is based on a single physical server that hosts multiple virtual machines (VMs), but capturing the data traffic within a single physical computer is very ... Network information in virtualized computer landscapes is not easy to access. In this article, we look at a few approaches you can use. ... Virtualization ... Moving Data Between Virtual Machines

For graphical output to work on KVM-based virtual machines, several pieces of a puzzle need to fit. For one thing, KVM needs to provide a graphics adapter to the underlying QEMU system ... Administrators on Linux virtual machines tend to use VNC to transfer the graphical system to Virtual Machine Manager or a VNC client. One alternative is Spice: If the guest system is running the QXL ... Virtualization ... Controlling virtual machines with VNC and Spice

The KVM hypervisor has been a powerful alternative to Xen and VMware in the Linux world for several years. To make the virtualization solution suitable for enterprise use, the developers ... Live migration of virtual machines is necessary when you need to achieve high-availability setups and load distribution. ... Virtualization ... Live migration of virtual machines with KVM

Out of the ashes of OpenSolaris, the SmartOS [1] cloud platform is rising to position itself as a competitor to Amazon EC2. The Unix-like operating system is developed by Joyent, a virtualization ... SmartOS brings together the best of Linux and Solaris to implement a virtualization platform with ZFS and KVM. ... Virtualization ... SmartOS as a virtualization platform

Hyper-V, an element of Windows Server 2008 since the operating system was introduced, provides an integrated virtualization solution that doesn't require third-party software [1]. Hyper-V technology ... In the face of competition from VMware, Microsoft has polished its own Hyper-V virtualization solution and firmly integrated it into Server 2008. ... Virtualization ... Virtualization with Microsoft Hyper-V