The document discusses how server and storage utilization has changed with the adoption of virtualization, noting that a survey found over half of small to medium companies were using VMware hypervisors by 2016, especially among larger companies. It also explains how vMotion traffic can either share the Ethernet network with application servers or be isolated to a dedicated FC-SAS storage network. Finally, it lists some VMware and ATTO solutions related to using direct attached storage to create a SAN.