#56 Managing Backups
Managing system backups is a task that all system administrators are familiar with, and it's something that no one thanks you for doing unless something goes horribly wrong. Even on a single-user personal computer running Linux, some sort of backup schedule is essential, and it's usually only after you've been burned once, losing a chunk of data and files, that you realize the value of a regular backup.
One of the reasons so many systems neglect backups is that many of the backup tools are crude and difficult to understand. The dump and restore commands (called ufsdump and restore in Solaris) are typical, with five "dump levels" and an intimidating configuration file required.
A shell script can solve this problem. This ...
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