Backing Up and Restoring
Solaris 8 provides utilities to back up and restore not only entire file systems, but also directories and even selected files. A magnetic tape is typically used to back up data, but other media, such as hard disks, writable CDs, and even floppy disks, can be used.
A magnetic tape can contain more than one grouping of data, or data set. In some cases, a data set might be a single file. Usually, the data set is a collection of files written to a tape as a single unit. The data sets are separated by an End Of File (EOF) mark and are composed of any number of records or blocks. The command used to store data on the tape determines the block size.
The mt Command
The mt(1) command is used to control magnetic tape operations, ...