Technical
IO Pressure Stall – Unexplained: Diagnosing Proxmox LXC and ZFS I/O Hangs
Unexplained IO pressure stalls on Proxmox usually come down to ZFS and LXC resource limits. Here's how to pinpoint what's causing the hang and fix it.
Technical
LVM Snapshot-as-Volume-Chain: Newly created qcow2 image reuses old guest data after VM deletion
LVM snapshots don't zero old blocks, so a new qcow2 on that chain can inherit stale data from a deleted VM. Here's the fix.
Technical
How Do I Setup Jellyfin on Proxmox With Only 1 SSD for Storage?
How do I setup Jellyfin on Proxmox with only 1 SSD for storage? Put it in an LXC, keep media and metadata on the same disk, and use RAM for transcodes.
Technical
Automatically Suspend VMs After Shutdown of Proxmox Host
Suspend each VM before Proxmox host shutdown with a simple systemd service—tested on PVE 8, no init.d hacks needed.
Technical
Immutable backup on Proxmox: what you can actually enforce on a homelab budget
Immutable backup on a homelab means more than prune schedules. PBS cannot make backups truly immutable—here's what you can actually enforce without a cloud
Technical
NVMe controller is down on Proxmox — check ASPM and kernel params before blaming the drive
The nvme0: controller is down error on Proxmox is usually PCIe power management, not a dead drive. Disable ASPM and try a kernel boot parameter first.
Technical
Rancher cluster node has disk pressure — fix it in a Proxmox homelab
Disk pressure in Rancher on Proxmox usually isn't about eviction thresholds. It's the LXC storage layer and Rancher's image garbage collection.
Technical
How to Add npm to the WordPress Docker Image
If you need to add npm to the WordPress Docker image, don’t bother with the old Stack Overflow answers—they use apt-get and it’s all broken now. The official…
Technical
Proxmox noVNC escape key — remap it or just stop it from closing the console
The escape key in Proxmox's noVNC console is a pain — it closes the session when you're just trying to use vim.
Technical
Delete Proxmox Cluster — the full cleanup the old guides skip
Stop the cluster service, delete corosync and pve-cluster configs, then restart — that’s the whole thing.