Sun Microsystems Virtual Tape Library manual Creating virtual tapes

Managing virtual libraries

Creating virtual tapes

Follow the procedures outlined below:

■“Enabling the advanced tape creation method” on page 56

■“Setting replication parameters for virtual tape volumes” on page 61

■“Launching the virtual tape batch creation process” on page 64.

▼Enabling the advanced tape creation method

1.If you have not already done so, from the console main menu, select Tools (A below), then select Console Options (B) from the submenu.

2.When the Console Options property sheet appears, make sure that the

Enable advanced tape creation method check box (E above) is checked, and press OK (F).

C

D

E

F

The advanced tape creation method is enabled by default starting with VTL Plus 2.0. Sun recommends the advanced tape‐creation method because it makes it easier to avoid creating more virtual tapes than the available disk space can hold and makes it easier to manage multiple virtual tapes in multiple libraries.

When the advanced method is enabled, tape creation dialogs display the available disk space alongside the controls that specify initial tape size and the desired number of tapes. Using this value, you can calculate the maximum number of full cartridges that you can create without oversubscribing the disk. While VTL software

56 VTL User Guide • May 2008 G • 96267