troubleshooting - CapturedByNguyen

Cannot Connect to Port 8006 to Access Browser GUI: A Shell-First Diagnostic Path

Cannot connect to port 8006 to access browser GUI? Start in the shell: check pveproxy, the network bind, and firewall rules in that order.

NguyenOctober 7, 20262 min read

Technical

USB passthrough fails mid-flash because the device resets. Pass through the whole USB controller instead of a single device to fix it.

NguyenOctober 6, 20262 min read

Technical

Migrate VM OS to physical device with dd and qemu-img, then fix the bootloader. Here's the Proxmox V2P process that actually works.

NguyenOctober 6, 20262 min read

Technical

Proxmox GUI not opening but CLI does? It's usually pveproxy, pvedaemon, certs, or firewall. Here's the CLI path to find which one.

NguyenOctober 5, 20261 min read

Technical

Trouble with node crashing in Proxmox? Work through this checklist: check logs, memory, storage, and hardware. Here's what to look at first.

NguyenOctober 5, 20261 min read

Technical

error:0A000126:SSL is an OpenSSL 3.0 unexpected EOF error. On Proxmox, check pveproxy logs, certs, and reverse proxy settings to fix it.

NguyenOctober 4, 20262 min read

Technical

I tested ZFS on an iSCSI LUN from TrueNAS in Proxmox. Here's what actually works, what breaks, and why you might skip it for a homelab.

NguyenOctober 3, 20261 min read

Technical

ZFS pool won’t import after switching from /dev/sdx to /dev/disk/by-id? Mixed vdev paths break the import.

NguyenOctober 3, 20263 min read

Technical

Delaying a service on my proxmox is easy with a systemd drop-in. Add an ExecStartPre sleep to your unit, then daemon-reload. Here's the config.

NguyenOctober 2, 20261 min read

Technical

Proxmox container log file location: the host console log sits in /var/log/pve/lxc/<CTID>.log, while the container's own syslog is inside at

NguyenOctober 2, 20261 min read