The Vormox blog
Guides, deep dives and product news on automating Proxmox VE at scale.
Blog posts
How to Install Windows Server 2025 on Proxmox VE (Step-by-Step Guide for Beginners)
Setting up a Windows Server 2025 VM on Proxmox VE trips up a lot of first-timers at the disk driver screen. Here's the full walkthrough, from uploading ISOs to installing VirtIO drivers correctly.
Why Is Your Proxmox VE Storage Full? How to Check Disk Usage and Free Up Space
Proxmox says your storage is nearly full, but the numbers don't add up? Here's why local-lvm's usage bar lies to you, how to check real disk usage with pvesm status, lvs, and zfs, and how to safely free up space.
How to Set Up GPU Passthrough in Proxmox VE: A Beginner's Step-by-Step Guide
Give a virtual machine direct control of a real graphics card. This step-by-step guide covers IOMMU, VFIO, and attaching a GPU to a VM for Plex transcoding or gaming.
How to Fix Time Zone and NTP Sync Problems in Proxmox VE (Chrony, timedatectl, and Clock Drift)
Proxmox VE relies on an accurate clock for cluster quorum, TLS certificates, and backup schedules. Here's how to check your sync status, set the right time zone, and fix chrony NTP problems step by step.
Proxmox VE vs VMware ESXi: A Practical Comparison for Admins Considering the Switch
VMware's licensing changes have a lot of admins looking at Proxmox VE. Here's an honest architecture and cost comparison for ESXi admins, plus a real walkthrough of importing a VM with the built-in Import Wizard so you can test it yourself.
How to Rename a Virtual Machine or LXC Container in Proxmox VE
Stuck with a VM called "test123" or a container Proxmox renamed for you after a clone? Here's how to rename both properly, and why a VM's name and a container's hostname aren't the same kind of thing.
How to Fix "Communication Failure (0)" in Proxmox VE (When the Web Interface Won't Load)
Proxmox VE's web interface throwing "Communication failure (0)" usually comes down to one of four things: a full disk, a crashed pveproxy, an expired certificate, or a blocked port. Here's how to find out which, fast.
How to Secure Proxmox VE After a Fresh Install: A Beginner's Hardening Checklist
A fresh Proxmox VE install works, but it isn't locked down. Here are the ten things worth doing first — from a real admin user to a firewall you won't accidentally lock yourself out of.
Proxmox VE Storage Types Explained: Directory vs LVM vs ZFS vs Ceph (Which Should You Use?)
Proxmox VE offers eight different storage types and the Add Storage dropdown doesn't explain any of them. Here's what Directory, LVM-Thin, ZFS, NFS, and Ceph actually do, and how to pick the right one.
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