Data center or a Cluster

Can I create a data center or a cluster? I have 2 computers esxi 5 managed by vcenter. They have about 5-7 VM s between the 2. If these two machines to put in a cluster basically makes like a machine, allowing them to share resources and enabling HA. Then you would want all your machines to esxi on 1 domain under a cluster, which allows you a lot more resources? If that's true then why you just want to add a machine data Center? As I understand it, this seems a waste of resources to me. I'm trying to understand the best config for my domain.  Can you help me understand?

If you want / need HA and DRS, you use the cluster option.    We wanted only Vmotion and Svmotion so we have never activated HA or DRS so we just add our hosts data Center.

Tags: VMware

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