All hosts that are running MSCS virtual machines can be part of a vCenter Server cluster with both vSphere HA and vSphere DRS enabled. You can enable vSphere HA and vSphere DRS in the Cluster Settings dialog box.
- Browse to the cluster in the vSphere Web Client object navigator.
- Click the Manage tab and click Settings.
- Under Services, click Edit.
- Select the Turn ON vSphere HA and Turn ON vSphere DRS check boxes.
- Click OK.