Considerations for using virtual tape libraries
There are some considerations for defining a library as a virtual tape library (VTL), including enhancements for performance and setup of your hardware.- Adding a virtual tape library to your environment
Define a virtual tape library (VTL) to take advantage of mount performance and scalability advantages. - Defining or deleting all drives and paths for a single library
Use the PERFORM LIBACTION command to set up a single SCSI or virtual tape library (VTL) with one step. 
Considerations for using virtual tape libraries
There are some considerations for defining a library as a virtual tape library (VTL), including enhancements for performance and setup of your hardware.- Adding a virtual tape library to your environment
Define a virtual tape library (VTL) to take advantage of mount performance and scalability advantages. - Defining or deleting all drives and paths for a single library
Use the PERFORM LIBACTION command to set up a single SCSI or virtual tape library (VTL) with one step.