Performance

Optimizing KVM Virtual Machines with Tuned Profiles

July 7, 2025
Infrastructure, DevOps
Kvm, Virtualization, Performance, Tuned, Ansible, Rhel, Optimization, Homelab

Optimizing KVM Virtual Machines with Tuned Profiles #

The tuned service on Red Hat-based systems provides pre-configured performance profiles that can significantly improve your VM performance with minimal effort.

In this post, I’ll show you how to optimize your KVM VMs using tuned profiles and automate the entire process with Ansible.

The Playbook #

Since I manage dozens of VMs in my homelab, doing this manually would be tedious. Instead, I use this Ansible playbook to apply tuned optimization to all my VMs: