vsa closed appliances what does it mean
A virtual storage appliance (VSA) is a storage controller that runs on a virtual machine (VM) to create shared storage without the cost of additional hardware. Access this exclusive guide to learn how snapshots can benefit your IT shop by saving you time and resources while reducing management stress.SAs are popular with small businesses that need shared storage for redundancy and high availability (HA), as well as with large enterprises that need to migrate data between disparate arrays. See also: virtual SAN appliance, cloud storage appliance.