nfs hdfs hadoop mount

Dear all, I am running a hdfs/hadoop cluster with a nfs gateway which is perfectly mountable through the OS by using the following settings in fstab: 10.0.16.2:/ /hdfs nfs rw,vers=3,proto=tcp,nolock,timeo=600 0 0 Tho as soon as I want to add this to proxmox proxmox does not allow me to do...