Post-Install

Tutorials

• YT: the ULTIMATE Proxmox Guide - Post-Install, ZFS, GPU Passthrough, and more! - YouTube
• Proxmox VE for Beginners Guide with NetBird LXC
• Proxmox Defaults I Leave Alone (And the Ones I Always Change) - Virtualization Howto

Repositories

Disable Enterprise Repositories

1. Navigate to Node > Repositories. Disable the enterprise repositories.
2. Now click Add and enable the no-subscription repository. Finally, go to Updates > Refresh.
3. Upgrade your system by clicking Upgrade above the repository settings page.

local-lvm

Delete local-lvm and Resize local (read warning)

Warning: This assumes a fresh installation without advanced storage settings during the installation, such as ZFS. These steps are only recommended if you have a small boot drive and you need to reclaim space.

1. Delete local-lvm manually from web interface under Datacenter > Storage.
2. Run the following commands within Node > Shell.

lvremove /dev/pve/data
lvresize -l +100%FREE /dev/pve/root
resize2fs /dev/mapper/pve-root

BIOS

• AMD Ryzen 9 7945HX BIOS Settings: Power Consumption and Bifurcation - Virtualization Howto

GPU Passthrough

Enable IOMMU 

Node > Shell > Edit: /etc/default/grub 

# Should look like this
GRUB_CMDLINE_LINUX_DEFAULT="quiet amd_iommu=on"

Run the command

update-grub

 

Other Defaults

1. VM CPU Type: Host
2. Memory ballooning configuration: Disable