How to Migrate VMs Between Standalone Proxmox Nodes Without Clustering

Moving virtual machines between Proxmox hosts is straightforward when you have a cluster configured, but what if you’re running standalone nodes? This guide walks through the process of migrating VMs between two independent Proxmox servers on the same network, without needing to set up clustering. [IMAGE: Diagram showing two Proxmox servers on a flat LAN with an arrow indicating VM migration between them] I recently needed to migrate several VMs from an older Proxmox host to a newer one with faster storage. Both systems were on the same network but not clustered, and I wanted to avoid the overhead of downloading backup files through the GUI. The solution? Streaming backups directly over SSH using Proxmox’s built-in vzdump tool. ...

February 15, 2026 · 7 min · Tom

Complete 2024 Guide: How to expand a Ubuntu LVM LV to use all space on the PV

2024 Update - I found myself stuck in this situation again, my Ubuntu root partition was completely full to the brim… I’m scrambling to remove apt chache and pruning and and all docker images, but then I run vgdisplay only to reaslise that my LVM LV isn’t even using the full amount of physical disk space (this is a VM and I have just expanded the VMDK file). Thankfully I wrote this blog post 4 years ago as a how-to. Well now I am going to give this post a refresh and this includes some extra details which I needed during the panic of a full disk. ...

September 4, 2024 · 5 min · Tom