Create VM-Host affinity rules to specify whether the members of a selected virtual machine DRS group can run on the members of a specific host DRS group.

Create virtual machine DRS groups that contain one or more MSCS virtual machines as described in Create a Virtual Machine DRS Group (MSCS).

Create host DRS groups that contain one or more ESXi hosts, as described in Create a Host DRS Group (MSCS).

1

Browse to the cluster in the vSphere Web Client navigator.

2

Click the Manage tab.

3

Click Settings, click DRS Rules and click Add.

4

In the DRS Rule dialog box, type a name for the rule.

5

From the Type menu, select Virtual Machines to Hosts.

6

Select the virtual machine DRS group and the host DRS group to which the rule applies.

For example, select VMGroup_1 and HostGroup_1.

7

Select Must run on hosts in group.

8

Click OK.