The Vormox blog
Guides, deep dives and product news on automating Proxmox VE at scale.
Blog posts
How Memory Ballooning Works in Proxmox VE (And When to Disable It)
A deep dive into how the virtio-balloon device lets Proxmox VE dynamically resize VM memory, how to configure it via the GUI and qm.conf, and when you should turn it off for databases, PCI passthrough, and SLA-bound workloads.
How to Add Local Directory Storage in Proxmox VE (Step-by-Step Guide)
Got a spare disk in your Proxmox host and don't want to deal with ZFS? Here's how to format it, mount it, and add it as directory storage for ISOs, backups, and VM disks.
How to Pass Through an NVMe SSD to a VM in Proxmox VE (PCIe and Raw Disk Methods)
Give a VM direct, low-overhead access to a physical NVMe drive using PCIe (VFIO) passthrough or raw disk passthrough in Proxmox VE, including IOMMU setup, driver binding, and the hardware quirks that trip people up.
Bridge vs NAT in Proxmox VE: Which Networking Mode Should You Use?
Coming from VirtualBox or VMware Workstation, you probably expect a NAT dropdown for your VMs. Proxmox VE doesn't work that way by default — here's what bridged networking actually does, when you'd want NAT instead, and how to set up both.
How to Set Up Proxmox Datacenter Manager (PDM) for Multi-Cluster Management
Proxmox Datacenter Manager gives you one dashboard and live migration across independent Proxmox VE clusters. Here's how to install it, connect your clusters with a properly scoped API token, and avoid the setup mistakes that block most first attempts.
How to Install VirtIO Drivers for Windows VMs in Proxmox VE
Windows can't see VirtIO disks or network cards without extra drivers. Here's how to attach the virtio-win ISO, load the storage driver during setup, and finish with the guest tools installer.
How to Deploy a Hyper-Converged Ceph Cluster in Proxmox VE (Step-by-Step Setup Guide)
Turn the local disks in your Proxmox VE nodes into one shared, self-healing storage pool. Install Ceph, create monitors, managers, and OSDs, build a pool, and wire it up as VM storage.
How to Monitor Proxmox VE with InfluxDB and Grafana (External Metric Server Setup)
Proxmox VE's built-in graphs only get you so far past one node. Here's how to push its metrics into InfluxDB and build real Grafana dashboards with long retention and alerting.
How to Upgrade Proxmox VE 8 to Proxmox VE 9 (Complete Step-by-Step Guide)
A complete, safe walkthrough for upgrading a Proxmox VE 8.x host or cluster to Proxmox VE 9, covering pre-upgrade checks, repository migration to Trixie, Ceph and HA considerations, and post-upgrade verification.