Installing tuned and managing tuning profiles

Hopefully, after a bit of scaremongering happening in the previous section, you already have a mindset prepared for an easier path.

Just in case, ensure the tuned package is installed, or install it with dnf –y install tuned. The package provides a tuned service that must be enabled and started for operation. As a refresher, we can achieve this by running the following command:

systemctl enable tuned
systemctl start tuned

Now we’re ready to interact and get more information about this service, which announces itself at dnf info tuned as a daemon that tunes the system dynamically based on observation and is currently acting on an Ethernet network and hard disks.

Interaction with the daemon is performed via the tuned-adm command. For illustration, in the following screenshot, we’re showing the command-line options that are available and a list of profiles:

Figure 16.5 – The tuned...