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With vSphere 5.0, a new feature called Storage Dynamic Resource Scheduling (SDRS) provides smart placement and load balancing of virtual machine disks based on space capacity and I/O of the datastore. Storage DRS provides effective initial placement of virtual machine disks on the datastore with least I/O latency and more free disk space in the storage cluster.


Cover of VMware ESXi Cookbook


Background on storage balancing for #Infrastructure