Description of problem: "Overcommitted" Version-Release number of selected component (if applicable): 4.14 How reproducible: Always Steps to Reproduce: 1. In 4.14, create Vm from volume / with instanceType. 2. In the create wizard, step 2, select "Overcommitted" 3. Actual results: "Overcommitted" instanceType is shown. This could be misleading. Expected results: "Overcommitted" instanceType is not shown. Additional info: I'd suggest that we only introduce this instance type