For security I wanted to expose a VM on Proxmox to the web rather than a container. Ubuntu is rather heavy, so I settled on an Arch Linux VM. Easiest way to install Arch - a prebuilt qcow2 file! This takes a just a couple minutes and requires minimal thought
Somehow a gateway change locked me out of my OPNsense GUI. I still have the Anti-Lockout Rule enabled in the firewall so this shouldn't have been possible, but alas... While I didn't have GUI access, I could still SSH. It turns out, OPNsense's main configuration file is /conf/config.xml.
I followed the directions in https://pve.proxmox.com/wiki/OpenVPN_in_LXC but on any network load OpenVPN causes the connection to cut out... I had much better luck running a pfSense VM with OpenVPN installed on it and setting that pfSense instance as the gateway for my VM.
My main Proxmox hard drive was filling up recently... NAME SIZE ALLOC FREE CKPOINT EXPANDSZ FRAG CAP DEDUP HEALTH rpool 451G 396G 55G - - 32% 89% 1.00x ONLINE but I realized the partition was only half the size of the disk! (Proxmox was originally installed on a smaller
Following up on Removing old ZFS snapshots, I had way too many snapshots... These commands will find all snapshots within the pool tank and count them by dataset.