Choosing a Tape Device
Table 33-2 shows typical tape devices used for
storing file systems during the backup process. For more detailed information on tape devices, see Chapter 38, Managing Tape Drives (Tasks).
Table 33-2 Typical Media for Backing Up File Systems
Media
|
Capacity
|
Tape Length
|
1/2-inch reel tape
|
40-45 Mbytes
|
2300 feet
|
60-Mbyte 1/4-inch streaming cartridge tape
|
60 Mbytes
|
425 feet
|
150-Mbyte 1/4-inch streaming cartridge tape
|
150 Mbytes
|
700 feet
|
2.3-Gbyte 8-mm cartridge tape
|
2.3 Gbytes
|
6000 feet
|
5.0-Gbyte 8-mm cartridge tape
|
5.0 Gbytes
|
13000 feet
|
4-mm cartridge tape (DAT) [Capacity depends on the type of drive and the data being
written to the tape.]
|
--
|
--
|
3.5-inch diskette [You can back up file systems using diskettes, but this
is time-consuming and cumbersome.]
|
1422 blocks (1.44 Mbytes)
|
--
|