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Data loss is a serious concern to both individuals and companies that rely in the use of computers for their every day life or operations. Those who have a Unix based system count with powerful tools to prevent this, such as rsync to backup the information, and cron to make the backup process automated. In previous posts I wrote about the basics of rsync and it's usage as a daemon, as well as the basics of cron. In this post the focus is on the backup functionality of rsync, and its conjoint usage with cron to automate the backup process.

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Categories: Commands, FOSS, Linux, rsync, SSH

If the host computer is not running SSH (or RSH), we can configure and run rsync as a daemon in this computer. This would have rsync listening to the port 873 for incoming connections from other computers utilizing rsync. While this is not recommended for the transfer of files across unsecured networks, such as the Internet, because the actual data transfer is not encrypted, we can use this to keep information synchronized between different computers in internal networks, as well as perform backups.

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Categories: Commands, FOSS, Linux, rsync

In this post I cover the basics of rsync, in preparation for a subsequent post that will cover backups and it's use in conjunction with cronjobs to automatize the backup process. From the copying and synchronization of local files and folders, to it's use for transfer information among computers. Its use as a daemon when SSH is unavailable was moved to it's own section.

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Categories: Commands, FOSS, Linux, rsync