The Vormox blog
Guides, deep dives and product news on automating Proxmox VE at scale.
Blog posts
Disarming HA in Proxmox VE 9.2: Safe Cluster-Wide Maintenance Without Fencing
Proxmox VE 9.2 adds cluster-wide disarm-ha and arm-ha commands so you can do network maintenance on an HA cluster without triggering fencing. Here's how the feature works and how to use it safely.
Speeding Up Metadata-Heavy Workloads on Proxmox VE with ZFS Special Allocation Class Vdevs
Directory listings and PBS garbage collection crawling on an otherwise fast ZFS pool? A special allocation class vdev moves metadata off spinning disks and onto SSD without rebuilding the pool.
How to Create Your First LXC Container in Proxmox VE
Virtual machines feel heavy for small Linux services. Here is how to create, start, and manage your first LXC container in Proxmox VE using the web interface and the pct command line tool.
How to Add a Second Hard Drive to a Proxmox VM
A step-by-step guide to adding a second virtual disk to a Proxmox VE virtual machine, from the Proxmox GUI through partitioning, formatting, and mounting it inside Linux.
How to Resize a Virtual Disk in Proxmox VE (Linux and Windows Guests)
Learn how to grow a VM's virtual disk in Proxmox VE and extend the partition and filesystem inside Linux and Windows guests so the extra space is actually usable.
Configuring Redundant Corosync Links for Proxmox VE Cluster Resilience
A single corosync link is a hidden single point of failure in every Proxmox VE cluster. Here's how to diagnose link instability and configure a second, truly independent corosync link using knet.
How to Mount an NFS Share in Proxmox VE (Add NFS Storage Step by Step)
A beginner's guide to adding NFS network storage in Proxmox VE, covering the GUI and pvesm command-line methods, what each field means, and how to fix common mount errors.
Configuring SR-IOV for High-Performance VM Networking on Proxmox VE 8
Virtio-net hits a wall under sustained high-throughput or latency-sensitive workloads. Here's how to enable SR-IOV on Proxmox VE 8 so VMs talk to Intel NIC virtual functions directly, bypassing the host data path entirely.
How to Set Up Email Notifications in Proxmox VE (SMTP Targets)
Learn how Proxmox VE's notification system works, and set up SMTP targets and matchers so backup failures and system alerts actually reach your inbox.
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