How to configure Desktop Central to generate a ticket on low disk space for a single server/machine?

How to configure Desktop Central to generate a ticket on low disk space for a single server/machine?

How to configure Desktop Central to generate a ticket on low disk space?  And is there a way to use (%) and not MB for the threshold? 

So far this is what I found   https://forums.manageengine.com/topic/low-space-alert

Thank you