A vcore is a virtual core. You can define it however you want. You could, as an example, define that a vcore is the processing power that is delivered by a 1GHz thread core. A 3GHz core would than be comparable to 3 vcores in the node manager. Your container request then needs to use multiple vcores which handles the difference in speed.   Not a lot of clusters do this due to the administrative overhead and the fact that if the end users do not use the vcore correctly it can overload the faster machines.   Wilfred ... View more