pve.proxmox.com/wiki/Upgrade_from_5.x_to_6.0 必须先升级集群构架corosync到3 echo "deb http://download.proxmox.com/debian/corosync
具体的指令如下: root@pve:~# echo "deb http://download.proxmox.com/debian/corosync-3/ stretch main" > /etc download.proxmox.com/debian/ceph-luminous buster InRelease [2,889 B] Hit:6 http://download.proxmox.com/debian/corosync