CHAPTER 31

Backups

Performing backups is a critical part of any server’s maintenance, because a production server that is not backed up is a disaster waiting to happen. Managing backups is also one of the responsibilities of the system administrator. Of course, simply performing backups isn’t the full extent of your responsibilities; you also have to periodically test the backups and ensure that they are accessible and restorable. These statements are true regardless of which underlying operating system the server is running.

In this chapter, we discuss the backup options that come with Linux distros—our coverage will be mostly at a high level. Many commercial packages exist as well, and you can purchase them for anywhere from a few hundred to ...

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