Have you ever used a temporary directory? I’m guessing if you use a computer, you’ve used one of these. It’s a core feature of nearly every operating-system.
To ensure system stability, you should always check that filesystems on which a temporary directory resides don’t get full — running out of space can quickly bring your system to a grinding halt.
One method to prevent running out of space could be to place those directories on a dedicated partition, but no matter the solution, it is a best practice to clean those directories periodically, based on your/your app’s needs.
Red Hat Enterprise Linux (and Fedora as well) provides a more structured and configurable method to manage temporary directories and files: systemd-tmpfiles.
Once a Red Hat-like system boots up, a special unit file is executed:
systemd-tmpfiles-setup, this unit will execute the
systemd-tmpfile --create --remove command.
You can take a look at the systemd unit file by executing the following commands:
Want read more? Visit the original article on Red Hat Developers Blog @ http://developers.redhat.com/blog/2016/09/20/managing-temporary-files-with-systemd-tmpfiles-on-rhel7/