Backup specifying a blocking factor

Blocking factor specification

The following command performs a level-0 backup of the /vol/vol1 volume. This command writes 32 KB of data at a time, enabling you to restore the data from systems that limit each write to 32 KB.

dump 0ufb rst0a 32 /vol/vol1

The elements of this command line are described in the following table.

Element	Meaning
`0`	Do a full backup.
`u`	Record the backup in the /etc/dumpdates file.
`f`	A tape device is supplied in the command line.
`b`	A blocking factor is specified.
`rst0a`	The tape drive rewinds.
`32`	The blocking factor is 32, so write 32 KB of data at a time.
`/vol/vol1`	This is the volume to be backed up.