Apart from using the PVCs to take snapshots, the Dell EMC plug-ins for the PowerFlex rack and the PowerFlex appliance provide a broad range of features in the Kubernetes plug-in space. The PowerFlex rack and PowerFlex appliance create a server-based SAN by using PowerFlex with PowerEdge servers. Local server and storage resources are combined to create virtual pools of block storage with varying performance tiers. For more information, see . The CSI plug-in for PowerFlex integrated rack and PowerFlex appliance is available from .