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Storage DRS affinity rules enable control over which virtual disks should or should not be placed on the same datastore within a datastore cluster. By default, virtual disks that are associated with a virtual machine are kept together on the same datastore. Storage DRS offers three types of affinity rules:
Also, Storage DRS offers Datastore Maintenance Mode. This mode automatically evacuates all registered virtual machines and virtual disk drives from the selected datastore to the remaining datastores in the datastore cluster. It is shown in Figure 126.