Virtualization

Linux Containers and the Future Cloud

Linux-based container infrastructure is an emerging cloud technology based on fast and lightweight process virtualization. It provides its users an environment as close as possible to a standard Linux distribution. more>>

Docker: Lightweight Linux Containers for Consistent Development and Deployment

Take on "dependency hell" with Docker containers, the lightweight and nimble cousin of VMs. Learn how Docker makes applications portable and isolated by packaging them in containers based on LXC technology. more>>

Upgrading the Painless Way with Red Hat Enterprise Virtualization

With Red Hat Enterprise Virtualization, data centers may take advantage of updated hardware without the expense of porting older applications to a new OS. See more in the following video from Red Hat, and then read the free white paper to go in-depth. more>>

New Products

Please send information about releases of Linux-related products to newproducts@linuxjournal.com or New Products c/o Linux Journal, PO Box 980985, Houston, TX 77098. Submissions are edited for length and content.

Containers—Not Virtual Machines—Are the Future Cloud

Cloud infrastructure providers like Amazon Web Service sell virtual machines. EC2 revenue is expected to surpass $1B in revenue this year. That's a lot of VMs. more>>

Linux on Azure—a Strange Place to Find a Penguin

Linux enthusiasts might think the idea of running a Linux virtual machine on Microsoft's Azure service is like finding a penguin sun tanning in the Sahara. Linux in the heart of the Microsoft cloud? Isn't that just wrong on so many levels? more>>

ConVirt: the New Tool in Your Virtual Toolbox

Virtualization is now a staple of the modern enterprise. As more and more shops switch to the virtual paradigm, managing those new virtual resources is a critical part of any deployment. For admins using Microsoft- or VMware-based hypervisors, powerful management tools are available to keep their virtual houses in order. more>>

Introducing Vagrant

Have you ever heard the following? "Welcome to the team! Here's a list of 15 applications to install, the instructions are in the team room, somewhere. more>>

VirtualBox 4.1 Introduces Cloning Amongst Other Features

We first covered the release of VirtualBox 4.0 back in January. Amongst other improvements and new features, 4.1 adds VM cloning and a nascent PCI passthrough feature. more>>

Managing KVM Deployments with Virt-Manager

The Virtual Machine Manager tools (aka virt-manager and libvirt) make it simple to set up and manage multiple KVM-based virtual machines. more>>

QEMU vs. VirtualBox

Why is it that the U.S. Government always releases a slew of RFPs just before Thanksgiving?  I’ve been swamped working on proposals since the third week of November, but we got the last one submitted just before Christmas so it’s back to normal (or what passes for normal around here) for a while.

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Virtualization the Linux/OSS Way

VirtualBox often is called a “desktop” virtualization solution, but it's just as capable of being a server solution. And contrary to what you may believe, no GUI is required; you can manage it all from the command line. more>>

Consolidate: Put Your Servers into a VirtualBox VM

Rather than installing a server, such as a web server, directly onto your main computer, why not install it in a VM? This sort of setup has a few advantages of security and convenience. These days, spreading resources out into the cloud is the in-thing, but consolidation is often underexploited. Hosting a server in a virtualizer such as VirtualBox is often a good approach for casual or occasional server needs on a home network. more>>
guy using laptop

Setting the Resolution in an X-less VM

Ever been working in a VM that is command line only and wished it wasn’t so small? Well, that was how I felt constantly until now. Step on past the break to see how to change the resolution in an X-less install by utilizing uvesafb.

Let’s look at this from two points of view: Ubuntu and Gentoo.

Ubuntu with Grub2: more>>

Study: Virtual Boxes Aren't Locked Up Tight Enough

Virtualization has come to be the hot pick for consolidating and cutting hardware costs. All those machines within machines raise questions about the safety of what's inside, though, and according to a recent study, some are seriously lacking in good answers. more>>

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