Tuned is one of many tools for managing performance settings on CentOS and Fedora linux systems.
1. install package
yum install tuned
2. start and enable the service
systemctl start tuned systemctl enable tuned
3. it is possible to manage tuned from Cockpit interface or from the command line – for example, to list the predefined profiles use:
to use profile:
tuned-adm profile latency-performance tuned-adm active