That may depend on what version your hosts can run, your vCenter Server can run, what level of compatibility you need...
But if you can, most on here would recommend to move to at least 6.5, and to switch to using the VCSA.
That may depend on what version your hosts can run, your vCenter Server can run, what level of compatibility you need...
But if you can, most on here would recommend to move to at least 6.5, and to switch to using the VCSA.