Cgroups

Learn how to harden systemd units by marking some paths within the file system as read-only with the ProtectControlGroups unit setting.

Secure your nginx service by using security features provided by systemd. We have a look at the available options that systemd units can offer.

Control groups allocate resources to a set of processes. Learn how to find the control group (cgroup) of a process by using /proc, pidof, or ps.

Want to see the control group in the output of the ps command? Here is how to tune your command options to include that.

Which systemd unit types are available and what is their goal? In this article we cover them and show some useful commands related to these units.