Disk virtualization uses a device equipped with a storage virtualization function to provide volumes that are not dependent on the physical attributes of the storage device.
ETERNUS SF Storage Cruiser supports the following devices equipped with storage virtualization functions:
Virtualization switch
Virtualization storage
Virtual Storage Conductor (hereinafter called VSC) is a component of ESC that provides the virtual storage function on a Fibre Channel switch in the network layer, without dependence on the storage hardware's physical attributes.
VSC manages the virtual disk in storage pool that allows you to create a volume of a size independent of the storage logical unit (Logical Volume) size.
VSC provides the server-free data service function, which copies data using the resources of the virtualization switch without using the resources (CPU and memory) of the job server.
See
For detail information about VSC, please refer to "ETERNUS SF Storage Cruiser User's Guide for Virtual Storage Conductor".
ESC manages virtualization storage that is equipped with a storage virtualization function.
The management tools of the device perform operations such as the creation of volumes that do not depend on the physical attributes of the storage device.