GPU passthrough gets the attention, but Proxmox only feels reliable when storage, backups, and restores are organized ...
The board it's running on only has three SATA ports, of which one is an mSATA connection. It currently has a motley collection of a 64GB Crucial M4 mSATA, a 250GB Crucial M500, and a 128GB Samsung ...
I am in the planning stages of deploying Proxmox to a 2tb|2tb + 3tb|3tb zfs array and after a bunch of reading, I understand that zfs recordsize and qcow2 cluster_size shoud match each other exactly.