It's from 2009, but going through the comments here it seems not much has changed. It will help you choose the right tools, and with many of the open source ones, configure them.
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Backup & Recovery - Inexpensive Backup Solutions for Open Systems
https://www.oreilly.com/library/view/backup-recovery/0596102...
It's from 2009, but going through the comments here it seems not much has changed. It will help you choose the right tools, and with many of the open source ones, configure them.