Product : VMware Inc, VMware Cloud Foundation/v3.0, Enterprise
Feature : VM to host affinity, Compute, Infrastructure Services
Content Owner:  Bhagyashri (Shri) Bhagvat
Summary
You can create VM to host affinity rules within a DRS cluster
Details
https://docs.vmware.com/en/VMware-vSphere/6.5/com.vmware.vsphere.resmgmt.doc/GUID-2FB90EF5-7733-4095-8B66-F10D6C57B820.html