Virtualization

Use Vagrant to test your scripts on different operating systems

ayushsharma-in — Mon, 20 Sep 2021 07:00:00 +0000

Use Vagrant to test your scripts on different operating systems ayushsharma-in Mon, 09/20/2021 - 03:00

Vagrant helps you run other operating systems on your computer—meaning you can build things, test things, and do wacky stuff without blowing up your own system.

I've been happy using Vagrant for quite a while now. I work with several DevOps tools, and installing them all on one system can get complicated. Vagrant lets you do cool…

Set up a Linux cloud on bare metal

sumantro — Tue, 19 Jan 2021 08:00:00 +0000

Set up a Linux cloud on bare metal sumantro Tue, 01/19/2021 - 03:00

Create cloud images with virt-install on Fedora.

Virtualization is one of the most used technologies. Fedora Linux uses Cloud Base images to create general-purpose virtual machines (VM), but there are many ways to set up…

Set up a hyperconverged infrastructure with open source tools

sahina — Thu, 10 Dec 2020 08:00:00 +0000

Set up a hyperconverged infrastructure with open source tools sahina Thu, 12/10/2020 - 03:00

Run a full-featured virtualization environment with oVirt and Gluster and without burning a hole in your pocket.

A modern infrastructure's needs are ever-growing. As demand grows for scaling up applications, our existing servers and storage are no longer enough. This is the point when…

Try Linux on your Mac with open source virtualization

brson — Mon, 31 Aug 2020 07:02:00 +0000

Try Linux on your Mac with open source virtualization brson Mon, 08/31/2020 - 03:02

Take Fedora out for a test run on your macOS machine using QEMU virtualization.

Virtualization opens up a wonderland of new opportunities for anyone, including ordinary computer users who want to try out a new operating system. Are you using a Mac but…

6 open source virtualization technologies to know in 2020

brson — Tue, 25 Aug 2020 07:01:00 +0000

6 open source virtualization technologies to know in 2020 brson Tue, 08/25/2020 - 03:01

Run, customize, and manage your VMs with open source Virt Tools. Plus get a glossary of key virtualization terms.

Virtualization Tools, better known as Virt Tools, is a collection of six open source virtualization tools created by various contributors to make the virtualization world a…

A beginner's guide to using Vagrant

cherrybomb — Fri, 06 Dec 2019 08:01:00 +0000

A beginner's guide to using Vagrant cherrybomb Fri, 12/06/2019 - 03:01

This easy "hello world" tutorial makes it easy to start using Vagrant for virtual machine management.

Vagrant describes itself as "a tool for building and managing virtual machine environments in a single workflow. With an easy-to-use workflow and focus on automation, Vagrant…

Building the virtualization stack of the future with rust-vmm

andreeaflorescu — Mon, 11 Mar 2019 07:00:00 +0000

Building the virtualization stack of the future with rust-vmm andreeaflorescu Mon, 03/11/2019 - 03:00

rust-vmm facilitates sharing core virtualization components between Rust Virtual Machine Monitors.

More than a year ago we started developing Firecracker, a virtual machine monitor (VMM) that runs on top of KVM (the kernel-based virtual machine). We wanted to create a…

Why moving all your workloads to the cloud is a bad idea

eschabell — Tue, 24 Jul 2018 07:02:00 +0000

Why moving all your workloads to the cloud is a bad idea eschabell Tue, 07/24/2018 - 03:02

In the third installment in this series on common pitfalls of moving to the cloud, learn how to figure out which applications you shouldn't migrate.

As we've been exploring in this series, cloud hype is everywhere, telling you that migrating your applications to the cloud—including hybrid cloud and multicloud—is the way to…

Getting started with Vagrant

druthb — Thu, 05 Apr 2018 07:02:00 +0000

Getting started with Vagrant druthb Thu, 04/05/2018 - 03:02

Clean up your development environment and dependencies with Vagrant, a tool for managing virtual machines and containers.

If you're like me, you probably have a "sandbox" somewhere, a place where you hack on whatever projects you're working on. Over time, the sandbox will get crufty and cluttered…

An introduction to timekeeping in Linux VMs

vitty — Thu, 08 Jun 2017 07:01:00 +0000

An introduction to timekeeping in Linux VMs vitty Thu, 06/08/2017 - 03:01

Let's take a second to get up to speed on timekeeping in Linux VMs.

Keeping time in Linux is not simple, and virtualization adds additional challenges and opportunities. In this article, I'll review KVM, Xen, and Hyper-V related time-keeping…