Open source virtualization

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Open source virtualization News

May 14, 2019 14 May'19
RHV 4.3 updates take backseat to container-native virtualization

Most new apps start in containers nowadays. However, certain legacy applications still don't work with containers. RHV 4.3 hopes to help bridge the gap.
May 15, 2018 15 May'18
Red Hat Virtualization 4.2 updates include UI and DR enhancements

The latest updates to Red Hat's virtualization platform enhance enterprise-grade features. But despite improvements, it's still not a VMware killer.
May 05, 2017 05 May'17
Red Hat Virtualization updates pave way for hybrid cloud, automation

Red Hat Virtualization 4.1 includes better integration with Ansible and CloudForms. Admins should get to know these and other RH products to better manage their environments.
September 17, 2015 17 Sep'15
Application containers continue data center invasion

For infrastructure and operations teams, the growth of application containers is both good news and bad.

Open source virtualization Get Started

Bring yourself up to speed with our introductory content

What are containers (container-based virtualization or containerization)?

Containers are a type of software that can virtually package and isolate applications for deployment. Continue Reading
Understand KubeVirt basics to help get you started

Getting to know KubeVirt prior to use is essential. Though it relies on core Kubernetes technology, running VMs alongside containers is something you might be unfamiliar with. Continue Reading
Are there tools or platforms that support AWS Firecracker?

Although there are a handful of tools to help run Firecracker more easily, admins might find issues with the lack of major tool integration for the software. Continue Reading

Evaluate Open source virtualization Vendors & Products

Weigh the pros and cons of technologies, products and projects you are considering.

Red Hat Virtualization 4.3 updates to Cockpit are minor, but beneficial

Cockpit hasn't seen many changes with the latest RHV 4.3 update, but it still provides beneficial capabilities, such as the ability create a VM from a template or migrate a VM to a different host. Continue Reading
Compare the top 5 bare-metal hypervisors

Hypervisors such as VMware vSphere, Microsoft Hyper-V, Citrix Hypervisor, RHV and Oracle VM Server for x86 provide value to enterprise-level data centers in different ways. Continue Reading
Xen vs. KVM in 2019 is a no brainer

Xen might have lost the hypervisor war against KVM, but that doesn't mean it's dead. Niche use cases such as the automotive industry are keeping the open source project alive. Continue Reading

Manage Open source virtualization

Learn to apply best practices and optimize your operations.

Expedite Ansible KVM provisioning with automation

Creating KVM virtual machines with virsh and virt-install can be onerous. Use Ansible to automate deployment with templates and modules or to extend to functions like cloning. Continue Reading
Manage KVM at scale with these best practices

KVM management is easy when VM density is low, but managing hundreds or thousands of VMs can present a challenge. Plan ahead, configure the right drivers and optimize for scale. Continue Reading
Add virt-manager to your set of KVM management tools

KVM virt-manager provides a useful and simple VM management GUI. The console enables VM creation, deletion and troubleshooting. Learn the basics of its management and installation. Continue Reading

Problem Solve Open source virtualization Issues

We’ve gathered up expert advice and tips from professionals like you so that the answers you need are always available.

KVM troubleshooting in six simple steps

To troubleshoot common KVM issues, start by checking the logs. Then, isolate the issue and check the VM status using virsh commands. Finally, check the disk space, memory and networking. Continue Reading
Expand KVM storage with virsh commands

With a few steps -- the creation of files, the addition of XML code and the execution of commands -- you can use the virsh command-line interface to add storage to existing VMs. Continue Reading
Open source vulnerabilities hit VMware

A remote code execution vulnerability in Apache Struts 2 affected four VMware products. Keeping a VMware environment secure goes beyond basic features and tools. Continue Reading