Technical
rpc.mountd v4.2 client detached: it’s usually normal, here’s when to worry
rpc.mountd v4.2 client detached shows up on Proxmox NFS mounts all the time. It's usually just a reconnect. Here's how to tell if it's a real problem.
Technical
Tailscale and LXC Container: Running It in Proxmox Without the Headache
Tailscale in an LXC container on Proxmox works, but you need to get the TUN device and capabilities right.
Technical
Proxmox etckeeper: Set It Up Without Breaking /etc/pve
etckeeper on Proxmox works fine if you exclude /etc/pve and hook the right git commands. Here's the setup that doesn't spam cluster commits.
Technical
Backup Size vs Bootsize? Proxmox Backs Up Allocated Blocks, Not What the Guest Reports
Proxmox backup size vs bootsize: the backup reads allocated blocks on the host, so thin-provisioned disks stay small but a full guest filesystem inflates
Technical
error (500) adding nfs storage: fix it by checking these three things
Proxmox error (500) adding NFS storage usually means a bad export path, a missing package, or a permissions problem.
Technical
New router, PVE host can’t connect to network at all: fix it from the console
New router, PVE host can't connect to network at all? Check the bridge in /etc/network/interfaces, then set a static IP or DHCP.
Technical
pve-dbus-vmstate@VMID.service: What It Does and Why Proxmox Creates It
pve-dbus-vmstate@VMID.service is a generated systemd unit that bridges QEMU VM state changes to D-Bus. Here's when it starts and how to inspect it.
Technical
How to Snapshot Individual Drive in Proxmox: 3 Ways That Actually Work
Proxmox snapshots grab every disk in a VM. Here's how to snapshot just one drive using ZFS send, LVM thin snapshots, or backup splitting.
Technical
Proxmox HA Load Balancing: It Doesn’t Rebalance, and Here’s the Script to Do It
Proxmox HA load balancing isn't dynamic. The CRS places resources but never rebalances them.
Technical
Error ‘0’ occured while receiving the doument: fix Proxmox ISO upload permissions
Error '0' occured while receiving the doument means the pve user lacks Datastore.Allocate. Assign the role or privilege and the upload works.