VMware vSphere® Storage Appliance™ is software-based shared storage that provides application continuity and removes a single point of failure in your IT environment.
vSphere Storage Appliance changes a server's internal storage from several server hosts into a single shared storage resource, eliminating the need for dedicated shared storage hardware like SANs. You can create vSphere Storage Appliance clusters of up to three nodes.
Storage Resilience and Availability
With vSphere Storage Appliance, you can configure vSphere's continuous availability features for your business applications and use vSphere vMotion® for live migration of applications from one server to another with no service disruption. vSphere Storage Appliance provides 99.9 percent availability using High Availability.
Flexibility with Hardware-Based Storage
Use vSphere® Storage vMotion® to transfer virtual machine disk files between vSphere Storage Appliance and your existing shared storage hardware with no service disruption.
Hardware and Application Compatibility
vSphere Storage Appliance supports all VMware applications and is fully compatible with most physical servers available from a wide range of third-party vendors.