System Administration Guide: Basic Administration

Backing Up Files and File System (Task Map)

Task 

Description 

For Instructions 

1. Prepare for file system backups 

Identify the file systems, the type of backup, and the tape device to be used for the backups. 

Preparing for File System Backups

2. Determine the number of tapes needed to back up a file system 

Determine the number of tapes that are needed for a full backup of a file system. 

How to Determine the Number of Tapes Needed for a Full Backup

3. Back up your file systems 

Perform a full backup of your file systems to get baseline copies of all files. 

Perform an incremental backup of your file systems based on whether keeping copies of files that have changed on a daily basis is important at your site. 

How to Backup a File System to Tape