debian pve 升级 proxmox ve升级

修改pve为国内的 no subscription，不使用企业更新源

mv /etc/apt/sources.list.d/pve-enterprise.list /etc/apt/sources.list.d/pve-enterprise.list.bk
echo 'deb https://mirrors.ustc.edu.cn/proxmox/debian/pve/ buster pve-no-subscription' >> /etc/apt/sources.list.d/pve-no-subscription.list
apt list --upgradeable -y
apt dist-upgrade --download-only -y
apt update -y
apt dist-upgrade -y

#echo 'deb http://download.proxmox.com/debian/pve buster pve-no-subscription' >> /etc/apt/sources.list.d/pve-no-subscription.list