Technical
Proxmox Virtio GPU Windows 10 Slow: Why QXL Beats Virtio-GPU
Proxmox virtio GPU on Windows 10 is slow because there's no 2D acceleration. QXL has it. Here's the benchmark and the fix.
Technical
Proxmox Shared iSCSI Storage Multiple Nodes: LVM Cluster Setup That Works
Sharing iSCSI across Proxmox nodes needs LVM over iSCSI, not a plain filesystem. Here's the working config with TrueNAS, step by step.
Technical
Can’t enable secure boot on Windows VM: option greyed out because of BIOS, not the checkbox
Secure Boot is greyed out because your VM uses SeaBIOS. Switch the machine to q35 and firmware to OVMF, then convert Windows to UEFI boot. Here's the fix.
Technical
Proxmox Move All Disks to New Storage: The Safe Order and Commands
Moving every VM disk and container mount to new storage in Proxmox is just a few commands. Here's the safe order, the exact syntax, and how to verify it
Technical
Best Approach for Managing Proxmox VPS Templates with Cloud-Init
Best approach for managing Proxmox VPS templates with Cloud-Init: build once, update the template, then roll changes to existing VMs with a few commands.
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
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.