Choosing a Tape Device

The table below shows typical tape devices used for storing file systems during the backup process. Capacity depends on the type of drive and the data being written to the tape. For more detailed information on tape devices, see Chapter 47, Managing Tape Drives (Tasks).

Table 42-2 Typical Media for Backing Up File Systems

Media	Capacity
1/2-inch reel tape	140 Mbytes (6250 bpi)
2.5-Gbyte 1/4 inch cartridge (QIC) tape	2.5 Gbytes
DDS3 4-mm cartridge tape (DAT)	12 - 24 Gbytes
14-Gbyte 8-mm cartridge tape	14 Gbytes
DLTTM 7000 1/2-inch cartridge tape	35 - 70 Gbytes