Hi there!
You can refer to the VMware Best Practices (your question is highlighted starting from p20):
http://www.vmware.com/files/pdf/techpaper/VMware-PerfBest-Practices-vSphere6-0.pdf
Also you can find this KB useful:
Hi there!
You can refer to the VMware Best Practices (your question is highlighted starting from p20):
http://www.vmware.com/files/pdf/techpaper/VMware-PerfBest-Practices-vSphere6-0.pdf
Also you can find this KB useful: