LXer: Perfect Backup Solution with Amazon S3 and aws
 

Published at LXer:

Amazon S3 provides unlimited storage at low prices, which makes it an ideal solution for storing backups. But to make use of it, you need a piece of software that can actually interact with Amazon S3. And aws, a simple command-line utility written in Perl, is the perfect tool for the job

Read More...

Or, alternatively, use Amanda. It's built in now, and configuration is easy: http://wiki.zmanda.com/index.php/How...p_to_Amazon_S3.