DRS or Distributed Resource Management allows administrators to schedule automated vMotion based on load requirements in the farm.
|Under the properties of the Cluster, enable DRS.||
Once Server is in a cluster, you can set the migration threshold.
Setting DRS Rules
DRS rules allow administrators to keep or separate virtual machines. The two rules allowed are keep together for machines that are dependent on each other and keep apart for machines that are redundant to each other.