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KVM Live Migration with virsh: Move VMs Between Hosts Without Downtime

By admin March 6, 2026

Live migration lets you move a running KVM virtual machine to another host without shutting it down. This guide walks through setting up NFS shared storage, configuring libvirtd for remote access, and performing the migration with virsh — including real-time monitoring and solutions to common errors.

Virtualization

How to Use libvirt to Manage KVM Virtual Machines from the Command Line (virsh)

By admin March 6, 2026

A complete virsh reference — the libvirt CLI tool for managing KVM virtual machines on Linux. Covers creating VMs, snapshots, cloning, monitoring, and debugging frozen VMs in the middle of the night. A practical guide for admins working without a GUI.

Virtualization

KVM Installation and Usage Guide on Ubuntu: From Zero to Your First Virtual Machine

By admin March 1, 2026

KVM is a hypervisor built into the Linux kernel, offering better performance than VirtualBox and remaining stable after kernel updates. This guide covers installing KVM on Ubuntu, creating VMs from ISO using virt-install, and managing VMs daily with virsh — suitable for both servers and desktops.