Under which circumstance will a virtual machine always fail to power on?
when there is no free space in VMFS
when the virtual machine’s reservation cannot be guaranteed
when the host’s license server became inaccessible 24 hours ago
when the virtual machine’s memory is configured at greater than 3.6 GB
Resource Management Guide : Resource Management Jumpstart : Understanding Virtual Machine Resource Allocation : Virtual Machine Attributes: Shares, Reservation, and Limit
Reservation specifies the guaranteed reservation for a virtual machine. The server allows you to power on a virtual machine only if the CPU and memory reservation is available