Mastering VMware vSphere 6.7 - Second Edition
by Martin Gavanda, Andrea Mauro, Paolo Valsecchi, Karel Novak
vCPUs
One or more virtual processors can be defined in the VM, but the amount cannot exceed the number of logical processors (sockets x cores x 2 if hyperthreading is enabled) present in the host. The number of vCPU sockets specified in the configuration determines the number of cores available. One VM could have virtual sockets and virtual cores. By default, for each vCPU, a single socket with a single core is assigned as virtual hardware. You can change the default behavior and assign multiple CPU cores per single socket. You might need to do this for licensing reasons, for applications running inside the guest OS (for example, the latest SQL Express can work with more cores, but not with more sockets).
If you have more than eight vCPUs, ...
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