A Fedora Live USB lets you boot directly into a Fedora environment without modifying your hard drive. You can use it to test Fedora, troubleshoot your system, or perform a fresh installation. This guide covers modern tools and workflows for creating bootable USB media. Back up any data on your USB stick first — the…
Xen remains a production hypervisor for enterprise deployments (AWS EC2, Citrix Hypervisor), though KVM has become the default for most Linux distributions. If you’re deploying Xen in 2026, you’ll likely be working with recent stable releases rather than the legacy versions covered in older guides. This guide covers building a modern Xen Dom0 environment on…
This post analyzes I/O performance between loopback and blktap backends for Xen file-backed virtual block devices (VBDs), based on testing from 2013. While Xen remains in production use (AWS EC2, Citrix Hypervisor), most Linux deployments now default to KVM. For modern virtualization needs, consider KVM/libvirt or container solutions like Docker and Kubernetes. This post is…