proxmox-zfs-postinastall

This script installs and configures basic tools for running a Proxmox Server. Following settings are made:

Remove pve-enterprise repo
Add pve-no-subscription repo
Upgrade system to latest version
Install basic tools: vim ifupdown2 net-tools dnsutils ethtool git curl unzip screen iftop lshw smartmontools nvme-cli lsscsi sysstat zfs-auto-snapshot
Configure snapshot retention for zfs-auto-snapshot
Set limits for level 1 arc (zfs_arc_min and zfs_arc_max)